IPC Classification

Class code (prefix) Descriptions Number of results
  • All sections
  • C - Chemistry; metallurgy
  • C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
C04B 2/00 Lime, magnesia or dolomite
C04B 2/02 Lime
C04B 2/04 Slaking
C04B 2/06 Slaking with addition of substances, e.g. hydrophobic agents
C04B 2/08 Devices therefor
C04B 2/10 Preheating, burning, calcining or cooling
C04B 2/12 Preheating, burning, calcining or cooling in shaft or vertical furnaces
C04B 5/00 Treatment of molten slag; Artificial stone from molten slag
C04B 5/02 Granulating; Dehydrating; Drying
C04B 5/06 Ingredients, other than water, added to the molten slag; Treatment with gases or gas generating material, e.g. to obtain porous slag
C04B 7/00 Hydraulic cements
C04B 7/02 Portland cement
C04B 7/04 Portland cement using raw materials containing gypsum
C04B 7/06 Portland cement using alkaline raw materials
C04B 7/12 Natural pozzuolanas; Natural pozzuolana cements
C04B 7/13 Mixtures thereof with inorganic cementitious materials, e.g. Portland cements
C04B 7/14 Cements containing slag
C04B 7/17 Mixtures thereof with other inorganic cementitious materials or other activators with calcium oxide containing activators
C04B 7/19 Portland cements
C04B 7/21 Mixtures thereof with other inorganic cementitious materials or other activators with calcium sulfate containing activators
C04B 7/22 Iron ore cements
C04B 7/24 Cements from oil shales, residues or waste other than slag
C04B 7/26 Cements from oil shales, residues or waste other than slag from raw materials containing flue dust
C04B 7/28 Cements from oil shales, residues or waste other than slag from combustion residues
C04B 7/30 Cements from oil shales, residues or waste other than slag from oil shale residues
C04B 7/32 Aluminous cements
C04B 7/34 Hydraulic lime cements; Roman cements
C04B 7/36 Manufacture of hydraulic cements in general
C04B 7/38 Preparing or treating the raw materials individually or as batches
C04B 7/40 Dehydrating; Forming, e.g. granulating
C04B 7/42 Active ingredients added before, or during, the burning process
C04B 7/43 Heat treatment, e.g. precalcining, burning, melting; Cooling
C04B 7/44 Burning; Melting
C04B 7/45 Burning; Melting in fluidised beds
C04B 7/46 Burning; Melting electric
C04B 7/47 Cooling
C04B 7/48 Clinker treatment
C04B 7/51 Hydrating
C04B 7/52 Grinding
C04B 7/60 Methods for eliminating alkali metals or compounds thereof
C04B 7/147 Metallurgical slag
C04B 7/153 Mixtures thereof with other inorganic cementitious materials or other activators
C04B 7/345 Hydraulic cements not provided for in one of the groups
C04B 9/00 Magnesium cements or silimar cements
C04B 9/02 Magnesium cements containing chlorides, e.g. Sorel cement
C04B 9/04 Magnesium cements containing sulfates, nitrates, phosphates, or fluorides
C04B 9/06 Cements containing metal compounds other than magnesium compounds, e.g. compounds of zinc or lead
C04B 9/11 Mixtures thereof with other inorganic cementitious materials
C04B 9/12 Mixtures thereof with other inorganic cementitious materials with hydraulic cements, e.g. Portland cements
C04B 9/20 Manufacture, e.g. preparing the batches
C04B 11/00 Calcium sulfate cements
C04B 11/02 Dehydrating gypsum
C04B 11/05 Calcium sulfate cements obtaining anhydrite
C04B 11/06 Calcium sulfate cements starting from anhydrite
C04B 11/024 Ingredients added before, or during, the calcining process, e.g. calcination modifiers
C04B 11/26 Calcium sulfate cements starting from phosphogypsum or from waste, e.g. purification products of smoke
C04B 11/28 Mixtures thereof with other inorganic cementitious materials
C04B 11/30 Mixtures thereof with other inorganic cementitious materials with hydraulic cements, e.g. Portland cements
C04B 11/032 Devices therefor for the wet process, e.g. dehydrating in solution or under saturated vapor conditions
C04B 11/036 Devices therefor for the dry process, e.g. dehydrating in a fluidised bed or in a rotary kiln
C04B 12/00 Cements not provided for in groups
C04B 12/02 Phosphate cements
C04B 12/04 Alkali metal or ammonium silicate cements
C04B 14/00 Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
C04B 14/02 Granular materials
C04B 14/04 Silica-rich materials; Silicates
C04B 14/06 Quartz; Sand
C04B 14/08 Diatomaceous earth
C04B 14/10 Clay
C04B 14/12 Expanded clay
C04B 14/14 Minerals of vulcanic origin
C04B 14/16 Minerals of vulcanic origin porous, e.g. pumice
C04B 14/18 Perlite
C04B 14/20 Mica; Vermiculite
C04B 14/22 Glass
C04B 14/24 Glass porous, e.g. foamed glass
C04B 14/26 Carbonates
C04B 14/28 Carbonates of calcium
C04B 14/30 Oxides other than silica
C04B 14/32 Carbides; Nitrides; Borides
C04B 14/34 Metals
C04B 14/36 Inorganic materials not provided for in groups
C04B 14/38 Fibrous materials; Whiskers
C04B 14/40 Asbestos
C04B 14/42 Glass
C04B 14/44 Treatment for enhancing alkali resistance
C04B 14/46 Rock wool
C04B 14/48 Metal
C04B 16/00 Use of organic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of organic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
C04B 16/02 Cellulosic materials
C04B 16/04 Macromolecular compounds
C04B 16/06 Macromolecular compounds fibrous
C04B 16/08 Macromolecular compounds porous, e.g. expanded polystyrene beads
C04B 16/10 Treatment for enhancing the mixability with the mortar
C04B 16/12 Use of organic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of organic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone characterised by the shape
C04B 18/00 Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
C04B 18/02 Agglomerated materials
C04B 18/04 Waste materials; Refuse
C04B 18/06 Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
C04B 18/08 Flue dust
C04B 18/10 Burned refuse
C04B 18/12 Waste materials; Refuse from quarries, mining or the like
C04B 18/14 Waste materials; Refuse from metallurgical processes
C04B 18/16 Waste materials; Refuse from building or ceramic industry
C04B 18/18 Waste materials; Refuse organic
C04B 18/20 Waste materials; Refuse organic from macromolecular compounds
C04B 18/22 Rubber
C04B 18/24 Vegetable refuse, e.g. rice husks, maize-ear refuse; Cellulosic materials, e.g. paper
C04B 18/26 Wood, e.g. sawdust, wood shavings
C04B 18/28 Mineralising; Compositions therefor
C04B 18/30 Mixed waste; Waste of undefined composition, e.g. municipal waste
C04B 18/162 Cement kiln dust; Lime kiln dust
C04B 18/165 Ceramic waste
C04B 18/167 Recycled materials, i.e. waste materials reused in the production of the same materials
C04B 20/00 Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
C04B 20/02 Treatment
C04B 20/04 Heat treatment
C04B 20/06 Expanding clay, perlite, vermiculite or like granular materials
C04B 20/08 Defibrillating asbestos
C04B 20/10 Coating or impregnating
C04B 20/12 Multiple coating or impregnating
C04B 22/00 Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators
C04B 22/02 Elements
C04B 22/04 Metals, e.g. aluminium used as blowing agent
C04B 22/06 Oxides; Hydroxides
C04B 22/08 Acids or salts thereof
C04B 22/10 Acids or salts thereof containing carbon in the anion, e.g. carbonates
C04B 22/12 Acids or salts thereof containing halogen in the anion, e.g. calcium chloride
C04B 22/14 Acids or salts thereof containing sulfur in the anion, e.g. sulfides
C04B 22/16 Acids or salts thereof containing phosphorus in the anion, e.g. phosphates
C04B 24/00 Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
C04B 24/02 Alcohols; Phenols; Ethers
C04B 24/04 Carboxylic acids; Salts, anhydrides or esters thereof
C04B 24/06 Carboxylic acids; Salts, anhydrides or esters thereof containing hydroxy groups
C04B 24/08 Fats; Fatty oils; Ester type waxes; Higher fatty acids, i.e. having at least seven carbon atoms in an unbroken chain bound to a carboxyl group; Oxidised oils or fats
C04B 24/10 Carbohydrates or derivatives thereof
C04B 24/12 Nitrogen containing compounds
C04B 24/14 Peptides; Proteins; Derivatives thereof
C04B 24/16 Sulfur-containing compounds
C04B 24/18 Lignin sulfonic acid or derivatives thereof, e.g. sulfite lye
C04B 24/20 Sulfonated aromatic compounds
C04B 24/22 Condensation products thereof
C04B 24/24 Macromolecular compounds
C04B 24/26 Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C04B 24/28 Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
C04B 24/30 Condensation polymers of aldehydes or ketones
C04B 24/32 Polyethers, e.g. alkylphenol polyglycolether
C04B 24/34 Natural resins, e.g. rosin
C04B 24/36 Bituminous materials, e.g. tar, pitch
C04B 24/38 Polysaccharides or derivatives thereof
C04B 24/40 Compounds containing silicon, titanium or zirconium
C04B 24/42 Compounds having one or more carbon-to-silicon linkages
C04B 26/00 Compositions of mortars, concrete or artificial stone, containing only organic binders
C04B 26/02 Macromolecular compounds
C04B 26/04 Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C04B 26/06 Acrylates
C04B 26/08 Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing halogen
C04B 26/10 Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
C04B 26/12 Condensation polymers of aldehydes or ketones
C04B 26/14 Polyepoxides
C04B 26/16 Polyurethanes
C04B 26/18 Polyesters; Polycarbonates
C04B 26/20 Polyamides
C04B 26/22 Natural resins, e.g. rosin
C04B 26/24 Cellulosic waste liquor, e.g. sulfite lye
C04B 26/26 Bituminous materials, e.g. tar, pitch
C04B 26/28 Polysaccharides or derivatives thereof
C04B 26/30 Compounds having one or more carbon-to-metal or carbon-to-silicon linkages
C04B 26/32 Compounds having one or more carbon-to-metal or carbon-to-silicon linkages containing silicon
C04B 28/00 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
C04B 28/02 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
C04B 28/04 Portland cements
C04B 28/06 Aluminous cements
C04B 28/08 Slag cements
C04B 28/10 Lime cements or magnesium oxide cements
C04B 28/12 Hydraulic lime
C04B 28/14 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 28/16 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing anhydrite
C04B 28/18 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing mixtures of the silica-lime type
C04B 28/20 Sand-lime
C04B 28/22 Lime and pozzuolanas
C04B 28/24 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing silica sols
C04B 28/26 Silicates of the alkali metals
C04B 28/28 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing organic polyacids, e.g. polycarboxylate cements
C04B 28/30 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing magnesium cements
C04B 28/32 Magnesium oxychloride cements, e.g. Sorel cement
C04B 28/34 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing cold phosphate binders
C04B 28/36 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing sulfur, sulfides or selenium
C04B 30/00 Compositions for artificial stone, not containing binders
C04B 30/02 Compositions for artificial stone, not containing binders containing fibrous materials
C04B 32/00 Artificial stone not provided for in other groups of this subclass
C04B 32/02 Artificial stone not provided for in other groups of this subclass with reinforcements
C04B 33/00 Clay-wares
C04B 33/02 Preparing or treating the raw materials individually or as batches
C04B 33/04 Clay; Kaolin
C04B 33/06 Rendering lime harmless
C04B 33/08 Preventing efflorescence
C04B 33/10 Eliminating iron or lime
C04B 33/13 Compounding ingredients
C04B 33/14 Colouring matters
C04B 33/16 Lean materials, e.g. grog, quartz
C04B 33/18 Compounding ingredients for liquefying the batches
C04B 33/20 Preparing or treating the raw materials individually or as batches for dry-pressing
C04B 33/22 Grog products
C04B 33/24 Manufacture of porcelain or white ware
C04B 33/26 Manufacture of porcelain or white ware of porcelain for electrical insulation
C04B 33/28 Slip casting
C04B 33/30 Drying methods
C04B 33/32 Burning methods
C04B 33/34 Burning methods combined with glazing
C04B 33/36 Reinforced clay-wares
C04B 33/132 Waste materials; Refuse
C04B 33/135 Combustion residues, e.g fly ash, incineration waste
C04B 33/138 Waste materials; Refuse from metallurgical processes, e.g. slag, furnace dust, galvanic waste
C04B 35/00 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
C04B 35/01 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides
C04B 35/03 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
C04B 35/04 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on magnesium oxide
C04B 35/05 Refractories by fusion casting
C04B 35/06 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on oxide mixtures derived from dolomite
C04B 35/08 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on beryllium oxide
C04B 35/10 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on aluminium oxide
C04B 35/12 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on chromium oxide
C04B 35/14 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on silica
C04B 35/16 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on silicates other than clay
C04B 35/18 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on silicates other than clay rich in aluminium oxide
C04B 35/19 Alkali metal aluminosilicates, e.g. spodumene
C04B 35/20 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on silicates other than clay rich in magnesium oxide
C04B 35/22 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on silicates other than clay rich in calcium oxide
C04B 35/26 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites
C04B 35/28 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites with nickel oxide as the principal oxide
C04B 35/30 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites with nickel oxide as the principal oxide with zinc oxide
C04B 35/32 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites with cobalt oxide as the principal oxide
C04B 35/34 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites with cobalt oxide as the principal oxide with zinc oxide
C04B 35/035 Refractories from grain sized mixtures containing non-oxide refractory materials, e.g. carbon
C04B 35/36 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites with manganese oxide as the principal oxide
C04B 35/38 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites with manganese oxide as the principal oxide with zinc oxide
C04B 35/40 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites with rare earth oxide
C04B 35/42 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on chromites
C04B 35/043 Refractories from grain sized mixtures
C04B 35/44 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on aluminates
C04B 35/45 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on copper oxide or solid solutions thereof with other oxides
C04B 35/46 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates
C04B 35/47 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on strontium titanates
C04B 35/48 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on zirconium or hafnium oxides or zirconates or hafnates
C04B 35/49 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on zirconium or hafnium oxides or zirconates or hafnates containing also titanium oxide or titanates
C04B 35/50 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare earth compounds
C04B 35/51 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on compounds of actinides
C04B 35/52 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbon, e.g. graphite
C04B 35/053 Fine ceramics
C04B 35/56 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbides
C04B 35/057 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on calcium oxide
C04B 35/58 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides
C04B 35/63 Preparing or treating the powders individually or as batches using additives specially adapted for forming the products
C04B 35/64 Burning or sintering processes
C04B 35/65 Reaction sintering of free metal- or free silicon-containing compositions
C04B 35/66 Monolithic refractories or refractory mortars, including those whether or not containing clay
C04B 35/71 Ceramic products containing macroscopic reinforcing agents
C04B 35/74 Ceramic products containing macroscopic reinforcing agents containing shaped metallic materials
C04B 35/76 Fibres, filaments, whiskers, platelets, or the like
C04B 35/78 Ceramic products containing macroscopic reinforcing agents containing non-metallic materials
C04B 35/80 Fibres, filaments, whiskers, platelets, or the like
C04B 35/81 Whiskers
C04B 35/82 Asbestos; Glass; Fused silica
C04B 35/83 Carbon fibres in a carbon matrix
C04B 35/84 Impregnated or coated materials
C04B 35/101 Refractories from grain sized mixtures
C04B 35/103 Refractories from grain sized mixtures containing non-oxide refractory materials, e.g. carbon
C04B 35/105 Refractories from grain sized mixtures containing chromium oxide or chrome ore
C04B 35/106 Refractories from grain sized mixtures containing zirconium oxide or zircon (ZrSiO4)
C04B 35/107 Refractories by fusion casting
C04B 35/109 Refractories by fusion casting containing zirconium oxide or zircon (ZrSiO4)
C04B 35/111 Fine ceramics
C04B 35/113 Fine ceramics based on beta-aluminium oxide
C04B 35/115 Translucent or transparent products
C04B 35/117 Composites
C04B 35/119 Composites with zirconium oxide
C04B 35/185 Mullite
C04B 35/195 Alkaline earth aluminosilicates, e.g. cordierite
C04B 35/443 Magnesium aluminate spinel
C04B 35/447 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on phosphates
C04B 35/453 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on zinc, tin or bismuth oxides or solid solutions thereof with other oxides, e.g. zincates, stannates or bismuthates
C04B 35/457 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on zinc, tin or bismuth oxides or solid solutions thereof with other oxides, e.g. zincates, stannates or bismuthates based on tin oxides or stannates
C04B 35/462 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates
C04B 35/465 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates
C04B 35/468 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on barium titanates
C04B 35/472 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates based on lead titanates
C04B 35/475 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates based on bismuth titanates
C04B 35/478 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates based on titanates based on aluminium titanates
C04B 35/482 Refractories from grain sized mixtures
C04B 35/484 Refractories by fusion casting
C04B 35/486 Fine ceramics
C04B 35/488 Composites
C04B 35/491 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on zirconium or hafnium oxides or zirconates or hafnates containing also titanium oxide or titanates based on lead zirconates and lead titanates
C04B 35/493 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on zirconium or hafnium oxides or zirconates or hafnates containing also titanium oxide or titanates based on lead zirconates and lead titanates containing also other lead compounds
C04B 35/495 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates
C04B 35/497 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates based on solid solutions with lead oxide
C04B 35/499 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates based on solid solutions with lead oxide containing also titanates
C04B 35/505 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare earth compounds based on yttrium oxide
C04B 35/515 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides
C04B 35/524 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbon, e.g. graphite obtained from polymer precursors, e.g. glass-like carbon material
C04B 35/528 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbon, e.g. graphite obtained from carbonaceous particles with or without other non-organic components
C04B 35/532 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbon, e.g. graphite obtained from carbonaceous particles with or without other non-organic components containing a carbonisable binder
C04B 35/536 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbon, e.g. graphite based on expanded graphite
C04B 35/547 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on sulfides or selenides
C04B 35/553 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on fluorides
C04B 35/563 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbides based on boron carbide
C04B 35/565 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbides based on silicon carbide
C04B 35/567 Refractories from grain sized mixtures
C04B 35/569 Fine ceramics
C04B 35/571 Fine ceramics obtained from polymer precursors
C04B 35/573 Fine ceramics obtained by reaction sintering
C04B 35/575 Fine ceramics obtained by pressure sintering
C04B 35/576 Fine ceramics obtained by sintering without pressure
C04B 35/577 Composites
C04B 35/581 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides based on aluminium nitride
C04B 35/582 Composites
C04B 35/583 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides based on boron nitride
C04B 35/584 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides based on silicon nitride
C04B 35/586 Refractories from grain sized mixtures
C04B 35/587 Fine ceramics
C04B 35/589 Fine ceramics obtained from polymer precursors
C04B 35/591 Fine ceramics obtained by reaction sintering
C04B 35/593 Fine ceramics obtained by pressure sintering
C04B 35/594 Fine ceramics obtained by sintering a reaction-sintered product, with or without pressure
C04B 35/596 Composites
C04B 35/597 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides based on silicon oxynitrides
C04B 35/599 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides based on silicon oxynitrides based on silicon aluminium oxynitrides (SIALONS)
C04B 35/622 Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
C04B 35/624 Sol-gel processing
C04B 35/626 Preparing or treating the powders individually or as batches
C04B 35/628 Coating the powders
C04B 35/632 Organic additives
C04B 35/634 Polymers
C04B 35/636 Polysaccharides or derivatives thereof
C04B 35/638 Removal thereof
C04B 35/645 Pressure sintering
C04B 35/653 Processes involving a melting step
C04B 35/657 Processes involving a melting step for manufacturing refractories
C04B 35/5831 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides based on boron nitride based on cubic boron nitride
C04B 35/5833 Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides based on boron nitride based on hexagonal boron nitride
C04B 35/5835 Composites
C04B 37/00 Joining burned ceramic articles with other burned ceramic articles or other articles by heating
C04B 37/02 Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles
C04B 37/04 Joining burned ceramic articles with other burned ceramic articles or other articles by heating with articles made from glass
C04B 38/00 Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
C04B 38/02 Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding chemical blowing agents
C04B 38/04 Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by dissolving-out added substances
C04B 38/06 Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances
C04B 38/08 Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding porous substances
C04B 38/10 Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by using foaming agents
C04B 40/00 Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
C04B 40/02 Selection of the hardening environment
C04B 40/04 Preventing evaporation of the mixing water
C04B 40/06 Inhibiting the setting, e.g. mortars of the deferred action type containing water in breakable containers
C04B 41/00 After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
C04B 41/45 Coating or impregnating
C04B 41/46 Coating or impregnating with organic materials
C04B 41/47 Oils, fats or waxes
C04B 41/48 Macromolecular compounds
C04B 41/49 Compounds having one or more carbon-to-metal or carbon-to-silicon linkages
C04B 41/50 Coating or impregnating with inorganic materials
C04B 41/51 Metallising
C04B 41/52 Multiple coating or impregnating
C04B 41/53 After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone involving the removal of part of the materials of the treated article
C04B 41/60 After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
C04B 41/61 Coating or impregnating
C04B 41/62 Coating or impregnating with organic materials
C04B 41/63 Macromolecular compounds
C04B 41/64 Compounds having one or more carbon-to-metal or carbon-to-silicon linkages
C04B 41/65 Coating or impregnating with inorganic materials
C04B 41/66 Fluorides, e.g. ocratation
C04B 41/67 Phosphates
C04B 41/68 Silicic acid; Silicates
C04B 41/69 Metals
C04B 41/70 Coating or impregnating for obtaining at least two superposed coatings having different compositions
C04B 41/71 Coating or impregnating for obtaining at least two superposed coatings having different compositions at least one coating being an organic material
C04B 41/72 After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone involving the removal of part of the materials of the treated articles, e.g. etching
C04B 41/80 After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
C04B 41/81 Coating or impregnating
C04B 41/82 Coating or impregnating with organic materials
C04B 41/83 Macromolecular compounds
C04B 41/84 Compounds having one or more carbon-to-metal or carbon-to-silicon linkages
C04B 41/85 Coating or impregnating with inorganic materials
C04B 41/86 Glazes; Cold glazes
C04B 41/87 Ceramics
C04B 41/88 Metals
C04B 41/89 Coating or impregnating for obtaining at least two superposed coatings having different compositions
C04B 41/90 Coating or impregnating for obtaining at least two superposed coatings having different compositions at least one coating being a metal
C04B 41/91 After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics involving the removal of part of the materials of the treated articles, e.g. etching
C04B 103/00 Function or property of the active ingredients
C04B 103/10 Accelerators
C04B 103/12 Set accelerators
C04B 103/14 Hardening accelerators
C04B 103/20 Retarders
C04B 103/22 Set retarders
C04B 103/24 Hardening retarders
C04B 103/30 Water reducers, plasticisers, air-entrainers
C04B 103/32 Superplasticisers
C04B 103/40 Surface-active agents; Dispersants
C04B 103/42 Pore formers
C04B 103/44 Thickening, gelling or viscosity increasing agents
C04B 103/46 Water-loss reducers, hygroscopic or hydrophilic agents
C04B 103/48 Foam stabilisers
C04B 103/50 Defoamers; Air detrainers
C04B 103/52 Grinding aids
C04B 103/54 Pigments; Dyes
C04B 103/56 Opacifiers
C04B 103/60 Agents for protection against chemical, physical or biological attack
C04B 103/61 Corrosion inhibitors
C04B 103/63 Flame-proofing agents
C04B 103/65 Water proofers or repellants
C04B 103/67 Biocides
C04B 103/69 Fungicides
C04B 111/00 Function, property or use of the mortars, concrete or artificial stone
C04B 111/10 Compositions characterised by the absence of a specified material
C04B 111/12 Absence of asbestos, e.g. cement-asbestos substitutes
C04B 111/20 Resistance against chemical, physical or biological attack
C04B 111/21 Efflorescence resistance
C04B 111/22 Carbonation resistance
C04B 111/23 Acid resistance
C04B 111/24 Sea water resistance
C04B 111/25 Graffiti resistance
C04B 111/26 Corrosion of reinforcement resistance
C04B 111/27 Water resistance, i.e. waterproof or water-repellent materials
C04B 111/28 Fire resistance
C04B 111/30 Nailable or sawable materials
C04B 111/32 Expansion inhibited materials
C04B 111/34 Non-shrinking materials
C04B 111/40 Porous or lightweight materials
C04B 111/42 Floating materials
C04B 111/50 Flexible or elastic materials
C04B 111/52 Sound insulating materials
C04B 111/54 Substitutes for natural stone, e.g. artificial marble
C04B 111/56 Compositions suited for fabrication of pipes, e.g. by centrifugal casting
C04B 111/60 Flooring materials
C04B 111/62 Self-levelling compositions
C04B 111/70 Grouts
C04B 111/72 Compositions used for repairing existing buildings or building materials
C04B 111/74 Underwater applications
C04B 111/76 Use at sub-zero temperatures
C04B 111/80 Optical properties, e.g. transparency
C04B 111/82 Coloured materials
C04B 111/90 Electrical properties
C04B 111/92 Electrically insulating materials
C04B 111/94 Electrically conducting materials