C01C 1/00
|
Ammonia; Compounds thereof |
C01C 1/02
|
Preparation or separation of ammonia |
C01C 1/04
|
Preparation of ammonia by synthesis |
C01C 1/08
|
Preparation of ammonia from nitrogenous organic substances |
C01C 1/10
|
Separation of ammonia from ammonia liquors, e.g. gas liquors |
C01C 1/12
|
Separation of ammonia from gases and vapours |
C01C 1/14
|
Saturators |
C01C 1/16
|
Halides of ammonium |
C01C 1/18
|
Nitrates of ammonium |
C01C 1/20
|
Sulfides; Polysulfides |
C01C 1/22
|
Sulfites of ammonium |
C01C 1/24
|
Sulfates of ammonium |
C01C 1/26
|
Carbonates or bicarbonates of ammonium |
C01C 1/28
|
Methods of preparing ammonium salts in general |
C01C 1/242
|
Preparation from ammonia and sulfuric acid or sulfur trioxide |
C01C 1/244
|
Preparation by double decomposition of ammonium salts with sulfates |
C01C 1/245
|
Preparation from compounds containing nitrogen and sulfur |
C01C 1/246
|
Preparation from compounds containing nitrogen and sulfur from sulfur-containing ammonium compounds |
C01C 1/247
|
Preparation from compounds containing nitrogen and sulfur from sulfur-containing ammonium compounds by oxidation with free oxygen |
C01C 1/248
|
Preventing coalescing or controlling form or size of crystals |
C01C 1/249
|
Deacidifying the crystals |
C01C 3/00
|
Cyanogen; Compounds thereof |
C01C 3/02
|
Preparation of hydrogen cyanide |
C01C 3/04
|
Separation from gases |
C01C 3/06
|
Stabilisation of hydrogen cyanide |
C01C 3/08
|
Simple or complex cyanides of metals |
C01C 3/10
|
Simple alkali metal cyanides |
C01C 3/11
|
Complex cyanides |
C01C 3/12
|
Simple or complex iron cyanides |
C01C 3/14
|
Cyanic acid; Salts thereof |
C01C 3/16
|
Cyanamide; Salts thereof |
C01C 3/18
|
Calcium cyanamide |
C01C 3/20
|
Thiocyanic acid; Salts thereof |