IPC Classification

Class code (prefix) Descriptions Number of results
F22G 1/00 Steam superheating characterised by heating method
F22G 1/02 Steam superheating characterised by heating method with heat supply by hot flue gases from the furnace of the steam boiler
F22G 1/04 Steam superheating characterised by heating method with heat supply by hot flue gases from the furnace of the steam boiler by diverting flow or hot flue gases to separate superheaters operating in reheating cycle, e.g. for reheating steam between a high-pressure turbine stage and an intermediate turbine stage
F22G 1/06 Steam superheating characterised by heating method with heat supply predominantly by radiation
F22G 1/08 Steam superheating characterised by heating method with heat supply predominantly by radiation from heated brickwork or the like
F22G 1/10 Steam superheating characterised by heating method with provision for superheating by throttling
F22G 1/12 Steam superheating characterised by heating method by mixing steam with furnace gases or other combustion products
F22G 1/14 Steam superheating characterised by heating method using heat generated by chemical reactions
F22G 1/16 Steam superheating characterised by heating method by using a separate heat source independent from heat supply of the steam boiler, e.g. by electricity, by auxiliary combustion of fuel oil
F22G 3/00 SUPERHEATING OF STEAM - Details or component parts thereof
F22G 5/00 Controlling superheat temperature
F22G 5/02 Applications of combustion-control devices, e.g. tangential-firing burners, tilting burners
F22G 5/04 Controlling superheat temperature by regulating flue gas flow, e.g. by proportioning or diverting
F22G 5/06 Controlling superheat temperature by recirculating flue gases
F22G 5/08 Controlling superheat temperature by recirculating flue gases preventing furnace gas backflow through recirculating fan
F22G 5/10 Controlling superheat temperature by displacing superheater sections
F22G 5/12 Controlling superheat temperature by attemperating the superheated steam, e.g. by injected water sprays
F22G 5/14 Controlling superheat temperature by attemperating the superheated steam, e.g. by injected water sprays by live steam
F22G 5/16 Controlling superheat temperature by indirectly cooling or heating the superheated steam in auxiliary enclosed heat-exchanger
F22G 5/18 Controlling superheat temperature by by-passing steam around superheater sections
F22G 5/20 Controlling superheat temperature by combined controlling procedures
F22G 7/00 Steam superheaters characterised by location, arrangement, or disposition
F22G 7/02 Steam superheaters characterised by location, arrangement, or disposition in fire tubes
F22G 7/04 Steam superheaters characterised by location, arrangement, or disposition in jackets around fire tubes
F22G 7/06 Steam superheaters characterised by location, arrangement, or disposition in furnace tubes
F22G 7/08 Steam superheaters characterised by location, arrangement, or disposition in fire-boxes
F22G 7/10 Steam superheaters characterised by location, arrangement, or disposition in smoke-boxes
F22G 7/12 Steam superheaters characterised by location, arrangement, or disposition in flues
F22G 7/14 Steam superheaters characterised by location, arrangement, or disposition in water-tube boilers, e.g. between banks of water tubes