Version: 2024.01
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CPC | COOPERATIVE PATENT CLASSIFICATION | |||
F23K | FEEDING FUEL TO COMBUSTION APPARATUS (fuel feeders specially adapted for fluidised bed combustion apparatus F23C 10/22) [2020-01] |
F23K 1/00 | Preparation of lump or pulverulent fuel in readiness for delivery to combustion apparatus [2020-01] |
F23K 1/02 | . | Mixing solid fuel with a liquid, e.g. preparing slurries [2013-01] |
F23K 1/04 | . | Heating fuel prior to delivery to combustion apparatus [2013-01] |
F23K 3/00 | Feeding or distributing of lump or pulverulent fuel to combustion apparatus [2020-01] |
F23K 3/02 | . | Pneumatic feeding arrangements, i.e. by air blast [2013-01] |
F23K 3/04 | . | for locomotive boiler furnaces [2013-01] |
F23K 3/06 | . | for shaft-type furnaces [2013-01] |
F23K 3/08 | . | for furnaces having movable grate bars [2013-01] |
F23K 3/10 | . | Under-feed arrangements [2013-01] |
F23K 3/12 | . . | feeding by piston [2013-01] |
F23K 3/14 | . . | feeding by screw [2013-01] |
F23K 3/16 | . | Over-feed arrangements [2013-01] |
F23K 3/22 | . | Controlling thickness of fuel bed [2013-01] |
F23K 5/00 | Feeding or distributing other fuel to combustion apparatus [2013-01] |
F23K 5/002 | . | {Gaseous fuel} [2013-01] |
F23K 5/005 | . . | {from a central source to a plurality of burners} [2013-01] |
F23K 5/007 | . . | {Details} [2013-01] |
F23K 5/02 | . | Liquid fuel [2013-01] |
F23K 5/04 | . . | Feeding or distributing systems using pumps (from a central source to a plurality of burners F23K 5/06) [2020-01] |
F23K 5/06 | . . | from a central source to a plurality of burners [2013-01] |
F23K 5/08 | . . | Preparation of fuel [2013-01] |
F23K 5/10 | . . . | Mixing with other fluids [2013-01] |
F23K 5/12 | . . . . | Preparing emulsions (burners spraying an emulsion of water and fuel into the combustion space F23D 11/16) [2020-01] |
F23K 5/14 | . . | Details thereof [2013-01] |
F23K 5/142 | . . . | {Fuel pumps} [2020-01] |
F23K 5/145 | . . . . | {combined with fans} [2013-01] |
F23K 5/147 | . . . | {Valves} [2013-01] |
F23K 5/16 | . . . |
F23K 5/18 | . . . | Cleaning or purging devices, e.g. filters [2013-01] |
F23K 5/20 | . . . | Preheating devices (in burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space F23D 11/44) [2013-01] |
F23K 5/22 | . . . | Vaporising devices (in burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space F23D 11/44) [2013-01] |
F23K 2200/00 | Pretreatment and supply of solid fuel [2013-01] |
F23K 2201/00 | Pretreatment of solid fuel [2013-01] |
F23K 2201/10 | . | Pulverizing [2013-01] |
F23K 2201/1003 | . . | Processes to make pulverulent fuels [2013-01] |
F23K 2201/1006 | . . | Mills adapted for use with furnaces [2013-01] |
F23K 2201/101 | . . | to a specific particle size [2013-01] |
F23K 2201/103 | . . | with hot gas supply [2013-01] |
F23K 2201/20 | . | Drying [2013-01] |
F23K 2201/30 | . | Separating [2013-01] |
F23K 2201/50 | . | Blending [2013-01] |
F23K 2201/501 | . . | with other fuels or combustible waste [2013-01] |
F23K 2201/503 | . . | with non-combustible liquids to prepare slurries [2013-01] |
F23K 2201/505 | . . | with additives [2013-01] |
F23K 2203/00 | Feeding arrangements [2013-01] |
F23K 2203/002 | . | Feeding devices for steam boilers, e.g. in locomotives [2013-01] |
F23K 2203/004 | . | Feeding devices with reciprocating members [2013-01] |
F23K 2203/006 | . | Fuel distribution and transport systems for pulverulent fuel [2013-01] |
F23K 2203/008 | . | Feeding devices for pulverulent fuel [2013-01] |
F23K 2203/10 | . | Supply line fittings [2013-01] |
F23K 2203/101 | . . | Wear protection devices [2013-01] |
F23K 2203/102 | . . | Flashback safety, e.g. inertizing devices [2013-01] |
F23K 2203/103 | . . | Storage devices [2013-01] |
F23K 2203/104 | . . | Metering devices [2013-01] |
F23K 2203/105 | . . | Flow splitting devices to feed a plurality of burners [2013-01] |
F23K 2203/20 | . | Feeding/conveying devices [2013-01] |
F23K 2203/201 | . . | using pneumatic means [2013-01] |
F23K 2203/202 | . . | using screws [2013-01] |
F23K 2203/203 | . . | using pistons or rams [2013-01] |
F23K 2300/00 | Pretreatment and supply of liquid fuel [2013-01] |
F23K 2300/10 | . | Pretreatment [2020-05] |
F23K 2300/101 | . . | Application of magnetism or electricity [2020-05] |
F23K 2300/103 | . . | Mixing with other fluids [2020-05] |
F23K 2300/20 | . | Supply line arrangements [2020-05] |
F23K 2300/201 | . . | Pumps [2020-05] |
F23K 2300/202 | . . | Filtering [2020-05] |
F23K 2300/203 | . . | Purging [2020-05] |
F23K 2300/204 | . . | Preheating [2020-05] |
F23K 2300/205 | . . | Vaporising [2020-05] |
F23K 2300/206 | . . | Control devices [2020-05] |
F23K 2400/00 | Pretreatment and supply of gaseous fuel [2013-01] |
F23K 2400/10 | . | Pretreatment [2020-05] |
F23K 2400/20 | . | Supply line arrangements [2020-05] |
F23K 2400/201 | . . | Control devices [2020-05] |
F23K 2900/00 | Special features of, or arrangements for fuel supplies [2013-01] |
F23K 2900/00001 | . | Treating the fuel, either liquid or gaseous, with sound waves to enhance fuel properties [2013-01] |
F23K 2900/00002 | . | Treating the fuel, either liquid or gaseous, with far-infrared radiations [FIR] to enhance fuel properties [2013-01] |
F23K 2900/01001 | . | Cleaning solid fuel before combustion to achieve reduced emissions [2013-01] |
F23K 2900/01002 | . | Treating solid fuel with electromagnetic fields before combustion [2013-01] |
F23K 2900/01003 | . | Pulverizing solid fuel in vacuum or a reduced pressure environment [2013-01] |
F23K 2900/01041 | . | Heating by using exhaust gas heat [2013-01] |
F23K 2900/03001 | . | Airlock sections in solid fuel supply lines [2013-01] |
F23K 2900/05001 | . | Control or safety devices in gaseous or liquid fuel supply lines [2013-01] |
F23K 2900/05002 | . | Valves for gaseous fuel supply lines [2013-01] |
F23K 2900/05003 | . | Non-continuous fluid fuel supply [2013-01] |
F23K 2900/05004 | . | Mixing two or more fluid fuels [2013-01] |
F23K 2900/05081 | . | Treating the fuel with catalyst to enhance combustion [2013-01] |
F23K 2900/05082 | . | Removing gaseous substances from liquid fuel line, e.g. oxygen [2013-01] |
F23K 2900/05083 | . | Separating watery fractions from liquid fuel [2013-01] |
F23K 2900/05084 | . | Creating a combustible foam of liquid fuels and air [2013-01] |
F23K 2900/05141 | . | Control or safety devices in liquid fuel supply line [2013-01] |
F23K 2900/05142 | . | Special materials for liquid fuel supply lines [2013-01] |