F | SK | MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING |
F22 | KL | STEAM GENERATION |
F22G | UKL | SUPERHEATING OF STEAM (steam-separating arrangements in boilers F22B 37/26; removal of combustion products or residues, e.g. cleaning of the combustion contaminated surfaces of tubes of boilers, F23J 3/00) |
F22G 1/00 | HGR | Steam superheating characterised by heating method (exothermal chemical reactions not involving a supply of free oxygen gas, apparatus or devices for using the heat therefrom F24J) [1, 2006.01] |
F22G 1/02 | UGR1 | . | with heat supply by hot flue gases from the furnace of the steam boiler [1, 2006.01] |
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F22G 1/04 | UGR2 | . . | 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 [1, 2006.01] |
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F22G 1/06 | UGR1 | . | with heat supply predominantly by radiation [1, 2006.01] |
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F22G 1/08 | UGR2 | . . | from heated brickwork or the like [1, 2006.01] |
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F22G 1/10 | UGR1 | . | with provision for superheating by throttling [1, 2006.01] |
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F22G 1/12 | UGR1 | . | by mixing steam with furnace gases or other combustion products [1, 2006.01] |
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F22G 1/14 | UGR1 | . | using heat generated by chemical reactions [1, 2006.01] |
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F22G 1/16 | UGR1 | . | by using a separate heat source independent from heat supply of the steam boiler, e.g. by electricity, by auxiliary combustion of fuel oil [1, 2006.01] |
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F22G 3/00 | HGR | Steam superheaters characterised by constructional features; Details or component parts thereof (general aspects of enclosed heat-exchangers F28D) [1, 2006.01] |
F22G 5/00 | HGR | Controlling superheat temperature (control systems for steam boilers F22B; regulating or controlling in general G05) [1, 2006.01] |
F22G 5/02 | UGR1 | . | Applications of combustion-control devices, e.g. tangential-firing burners, tilting burners [1, 2006.01] |
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F22G 5/04 | UGR1 | . | by regulating flue gas flow, e.g. by proportioning or diverting [1, 2006.01] |
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F22G 5/06 | UGR1 | . | by recirculating flue gases [1, 2006.01] |
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F22G 5/08 | UGR2 | . . | preventing furnace gas backflow through recirculating fan [1, 2006.01] |
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F22G 5/10 | UGR1 | . | by displacing superheater sections [1, 2006.01] |
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F22G 5/12 | UGR1 | . | by attemperating the superheated steam, e.g. by injected water sprays (spray-mixers B01F 5/18) [1, 2006.01] |
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F22G 5/14 | UGR2 | . . | by live steam [1, 2006.01] |
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F22G 5/16 | UGR1 | . | by indirectly cooling or heating the superheated steam in auxiliary enclosed heat-exchanger [1, 2006.01] |
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F22G 5/18 | UGR1 | . | by by-passing steam around superheater sections [1, 2006.01] |
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F22G 5/20 | UGR1 | . | by combined controlling procedures [1, 2006.01] |
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F22G 7/00 | HGR | Steam superheaters characterised by location, arrangement, or disposition [1, 2006.01] |
F22G 7/02 | UGR1 | . | in fire tubes [1, 2006.01] |
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F22G 7/04 | UGR1 | . | in jackets around fire tubes [1, 2006.01] |
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F22G 7/06 | UGR1 | . | in furnace tubes [1, 2006.01] |
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F22G 7/08 | UGR1 | . | in fire-boxes [1, 2006.01] |
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F22G 7/10 | UGR1 | . | in smoke-boxes [1, 2006.01] |
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F22G 7/12 | UGR1 | |
F22G 7/14 | UGR1 | . | in water-tube boilers, e.g. between banks of water tubes [1, 2006.01] |
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