| ReturnTo Theme-Group-Choice | Onelevelup |
| 3K070 | Chimneys and flues | |
| F23J13/00 -99/00 | ||
| F23J13/00@A | AA | AA00 MOUNTING AND SUPPORT MEANS FOR FLUES AND CHIMNEYS THAT PASS THROUGH CHIMNEY OR FLUE WALLS |
AA01 | AA02 | AA03 | AA04 | ||||||
| . Bodies to be mounted | . . Air-supply tubes and air-discharge tubes | . . Air-exhaust tubes (i.e., flues and chimneys) | . . Combustion devices that are built into walls | |||||||||
| AA11 | AA12 | AA13 | AA14 | AA15 | AA16 | AA17 | AA18 | AA19 | ||||
| . Mounting structures | . . Variable mounting positions | . . . Mounting positions that correspond to the thickness of the wall surface | . . . Mounting positions that correspond to the position of through-holes | . . Heat insulation and cooling structures | . . Sealing structures specified in claims | . . Mounting to window panels and ventilation openings | . . Inclined exhaust tubes | . . Covers | ||||
| AA22 | AA23 | AA24 | AA25 | AA26 | AA27 | AA28 | AA29 | |||||
| . . Fixing means | . . . Screwing | . . . . Bolts and screws | . . . . . Combination of bolts or screws and flanges | . . . Elastic fastening members (e.g., plate springs) | . . . Fastening claws or hooks | . . . Fixing by means of interfitting | . . . . Bayonet joining | |||||
| F23J13/00@B | AB | AB00 NOISE REDUCTION MEANS LOCATED BELOW COMBUSTION FLAME UNITS |
AB01 | AB02 | AB03 | AB04 | AB05 | AB06 | AB07 | |||
| . Noise reduction means (e.g., bent passages) | . . Sound insulators | . . Sound absorption means | . . Interference means | . . Expanding means | . . Resonant means | . . Movable members (e.g., dampers) | ||||||
| AB11 | AB12 | AB13 | AB14 | AB18 | AB19 | |||||||
| . Noise-reduction locations | . . Locations inside the combustion drum | . . Flues and chimneys | . . . Flue tops and chimney tops (e.g., exhaust-tube tops) | . Improvement of muffler-assembly means and muffler-mounting means | . Mufflers that are combined for other functions | |||||||
| E23J13/00@Z | AC | AC00 COOLING STRUCTURES AND HEAT INSULATION STRUCTURES FOR FLUES AND CHIMNEYS |
AC01 | AC02 | AC04 | |||||||
| . Flues and chimneys for industrial combustion devices | . . Chimneys that are supported by steel towers | . Flues and chimneys of household combustion devices | ||||||||||
| AC11 | AC12 | AC13 | AC14 | AC15 | AC17 | |||||||
| . Flue structures and chimney structures | . . Support structures and self-supporting structures | . . . Vibration-prevention structures | . . . Support structures and self-supporting structures that respond to thermal stress | . . . Support by means of rings | . . Guard members | |||||||
| AC22 | AC23 | AC24 | AC25 | AC26 | AC28 | AC30 | ||||||
| . . Exhaust-cooling structures | . . . Use of waste heat for cooling (e.g., snow melting) | . . . . Heating of the water supply | . . . . Indoor heating | . . . . Prevention of freezing and prevention of condensation | . . . Structural details for acceleration of exhaust-heat radiation | . . Spark- and soot-prevention structures | ||||||
| AC32 | AC34 | AC36 | ||||||||||
| . . Movable members (e.g., dampers) | . . Detection means and control means | . . Heat-insulating structures, heat-resistant structures, and corrosion-resistant structures | ||||||||||
| F23J13/02 | BA | BA00 LININGS AND JACKETS FOR FLUES AND CHIMNEYS |
BA01 | BA02 | BA03 | BA04 | BA05 | BA06 | ||||
| . Purposes of linings and jackets (e.g., abrasion resistance) | . . Heat resistance | . . . Improved cooling | . . Heating and thermal insulation | . . Corrosion resistance | . . Shaking or vibration resistance | |||||||
| BA11 | BA12 | BA13 | BA14 | BA15 | BA17 | BA18 | BA19 | |||||
| . Lining materials | . . Minerals | . . . Metals | . . . Bricks | . . . Ceramics | . . Organic materials | . . . Plastics | . . . Rubber | |||||
| BA21 | BA22 | BA24 | BA26 | BA28 | BA30 | |||||||
| . Jackets | . . Air jackets | . Lining methods and lining devices | . Dismantling or stripping of the lining | . Inspection and observation of the lining | . Holding and reinforcement of lining materials | |||||||
| BA31 | BA33 | BA35 | BA37 | |||||||||
| . Joining structures and joint structures for linings | . Linings and jackets that respond to thermal stress | . Sealing means | . Drainage treatments | |||||||||
| F23J13/04@A;13/04@Z | CA | CA00 JOINTS AND CONNECTION STRUCTURES OF FLUES AND CHIMNEYS |
CA01 | CA03 | CA05 | CA07 | ||||||
| . Screw joints | . Flange joints | . Sleeve couplings | . Fastening bands or rings | |||||||||
| CA11 | CA12 | CA13 | CA15 | CA16 | CA18 | CA19 | ||||||
| . Sealing means | . . Packing | . . Fluid seals | . Joints that are moveable after connection | . . Expandable couplings | . Joint coupling positions that are adjustable only at the time of connection | . . Flexible pipes | ||||||
| CA21 | CA25 | CA27 | CA29 | |||||||||
| . Joints for double exhaust pipes | . Joints that include lining layers | . Detection means and control means | . Heat-resistant structures and insulating structures | |||||||||
| CA31 | CA33 | CA34 | CA35 | CA36 | CA37 | CA38 | CA40 | |||||
| . Drainage treatments and rain-water treatments | . Fixing means | . . Bolts and screws | . . Elastic fastening members | . . Interlocking members | . . . Bayonet joints | . . . Stoppers that are separate from the flue and chimney | . . Caulking | |||||
| F23J15/00-15/08;99/00 | DA | DA00 DEVICES OR METHODS FOR SMOKE AND GAS TREATMENT |
DA01 | DA02 | DA03 | DA04 | DA05 | DA06 | DA07 | DA08 | DA09 | |
| . Target of treatment | . . Nitrous oxides (NOx) | . . Sulfur oxides (SOx) | . . White smoke (i.e., steam) and water vapor | . . Halogens(e.g., hydrochloric acid [HCl], chlorine gas [Cl2], or hydrogen fluoride [HF]) | . . Unburned substances (e.g., carbon monoxide [CO]) | . . . Soot and dust | . . Tar or oil mist | . . Exhaust gas temperature | ||||
| DA11 | DA12 | DA13 | DA14 | DA15 | DA16 | DA17 | DA18 | |||||
| . Treatment by chemicals | . . Types of chemicals | . . . Reducing agents | . . . . Ammonia | . . . Oxidants | . . . Alkali-metal compounds (e.g., lime) | . . Improvement of structures and arrangements of chemical injection nozzles | . . Chemical recycling (i.e., collection) | |||||
| DA21 | DA22 | DA23 | DA24 | DA25 | DA26 | DA27 | DA28 | DA29 | DA30 | |||
| . Treatment elements | . . Denitration devices | . . Desulfurization devices | . . Adsorption materials | . . Catalysts (e.g. reduction catalysts) | . . . Oxidation catalysts | . . Dust collectors | . . . Traps (i.e., inertial traps) | . . . . Cyclone traps | . . . Electric dust collectors | |||
| DA32 | DA33 | DA35 | DA36 | DA37 | DA38 | DA39 | DA40 | |||||
| . . . Dry filters | . . Tar separators and oil separators | . . Means of washing and means of cooling | . . . Water tanks | . . . Water spraying | . . . . Chemical addition | . . . . Steam spraying | . . . Wet filters and formation of water films | |||||
| DA42 | DA43 | DA44 | DA45 | DA46 | DA47 | DA48 | DA49 | DA50 | ||||
| . . . Treatment and use of waste water from cooling | . . . . Neutralization | . . . . Concentration | . . . . Collection of heavy metals | . . . . Recirculation of cooling water | . . . Induction of diluted air | . . . Heat exchangers (e.g., gas-to-gas) | . . . . Waste-heat boilers | . . . . Air-preheating devices | ||||
| DA52 | DA53 | DA54 | DA55 | DA56 | DA57 | DA58 | DA59 | DA60 | ||||
| . . Exhaust-gas-heating means and exhaust-gas-combustion means | . . . Gas-to-gas heat exchangers | . . . Bodies that glow red when heated | . . . Injection of high-temperature exhaust gases | . . . . Afterburners | . . Detection means | . . . Temperature | . . . Flow quantity | . . . Concentration | ||||
| DA62 | DA64 | DA66 | ||||||||||
| . . . Pressure | . . Exhaust gases | . . Movable members (e.g., dampers) | ||||||||||
| DA72 | DA73 | DA74 | DA75 | DA76 | DA77 | |||||||
| . . Flue structures and chimney structures | . . . Exhaust rectification, exhaust deflection, and exhaust mixers | . . . . Rotation means | . . . Bypass routes | . . . Recycle routes | . . . Corrosion-resistant structures, heat-resistant structures, and heat-insulating structures | |||||||
| DA81 | DA83 | DA85 | DA87 | |||||||||
| . Treatment of the exhaust gases from turbine combustion | . Numeric limits and ranges in claims | . Treatment layers for movable beds | . Parallel arrangements of treatment devices |