| Patents for F23C 9 - Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber (2,489) |
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| 05/05/1988 | WO1988003247A1 Slagging combustion system |
| 04/26/1988 | US4740154 Free flame burner with turbulent atomisation by means of gaseous combustion products |
| 04/26/1988 | US4739713 Establishing different air to feed gas ratios in different zones of burner |
| 03/01/1988 | US4728282 Method and apparatus for conducting a substantially isothermal combustion process in a combustor |
| 02/25/1988 | DE3628293A1 Heating boiler for burning liquid and/or gaseous fuels |
| 02/11/1988 | DE3626039A1 NOx reduction by ammonia in a fluidised-bed furnace |
| 01/27/1988 | EP0254036A2 Process and installation for reducing the NOx content in flue gas of steam generators heated with coal dust with dry ash removal |
| 01/27/1988 | CN87103597A Fluidized bed steam generator and method of generating steam including a separate recycle bed |
| 01/12/1988 | US4718361 Recycle of carbon dioxide |
| 01/12/1988 | US4718359 Process and a means for burning solid fuels, preferably coal, turf or the like, in pulverized form |
| 01/07/1988 | EP0250604A1 Combustion system with circulation for heating and driving purposes |
| 12/15/1987 | US4712491 Process and apparatus for the controlled burning of a vertical stack of solid fuel |
| 11/25/1987 | EP0246503A1 Fluidized bed steam generator including a separate recycle bed |
| 11/24/1987 | US4708638 Fluid fuel fired burner |
| 11/05/1987 | WO1987006681A1 Heating device with reheater |
| 11/05/1987 | DE3614440A1 Heizungsgeraet mit nachbrenner Heizungsgeraet with afterburner |
| 10/28/1987 | EP0243156A1 A fluid-bed reactor |
| 10/13/1987 | US4699071 Nitrogen oxide reduction in furnaces |
| 09/17/1987 | DE3607896A1 Steam generation plant having a steam generator heated by dry coal dust firing |
| 07/28/1987 | US4682567 Fluidized bed steam generator and method of generating steam including a separate recycle bed |
| 07/14/1987 | CA1224089A1 Process and a means for burning solid fuels, preferably coal, turf or the like, in pulverised form |
| 07/07/1987 | CA1223775A1 Burner for pulverized, gaseous and/or liquid fuels |
| 07/01/1987 | EP0227637A2 Oil burner |
| 06/24/1987 | EP0226534A1 Method of feeding a burner of a boiler with a combustible mixture |
| 06/19/1987 | DE3601000A1 Water-heating boiler |
| 06/16/1987 | US4673348 Heating apparatus |
| 06/16/1987 | EP0225467A2 Burner for liquid and/or gaseous fuels |
| 06/16/1987 | EP0225344A1 Burner for liquid fuel boiler with combustion gas recycling circuit |
| 06/03/1987 | EP0224043A2 Process for reducing the sulfur emission from coal-fired power stations |
| 05/14/1987 | DE3546465A1 Process and arrangement for operating a fuel-burning power station |
| 05/12/1987 | US4664042 Controlling particle size, oxygen amount, and temperature |
| 04/21/1987 | US4659305 Flue gas recirculation system for fire tube boilers and burner therefor |
| 04/14/1987 | US4657561 Method of recovering fuel from coal ash |
| 04/14/1987 | US4656972 Dust collector, heat exchanging, mixing with combustion air |
| 04/09/1987 | DE3535168A1 Separation of used filtering fuel in combustion plants |
| 03/26/1987 | DE3623103A1 Flow or storage water heater |
| 03/19/1987 | DE3533272A1 Arrangement of ducts or pipes for waste-gas recirculation in furnaces |
| 03/12/1987 | DE3526636A1 Method and device for reducing harmful substances in the waste gases of heating burners |
| 01/27/1987 | US4638747 Coal-fired asphalt plant |
| 01/02/1987 | DE3522820A1 Process and device for reducing the pollutant emissions of combustion plants |
| 12/18/1986 | WO1986007434A1 Burner for liquid fuel boiler with combustion gas recycling circuit |
| 12/10/1986 | EP0204059A1 Method to control a combustion progress |
| 09/23/1986 | US4613299 Device for combustion of a fuel and oxygen mixed with a part of the combustion gases formed during the combustion |
| 09/10/1986 | EP0194237A2 Free flame burner with turbulent atomisation by means of gaseous combustion products |
| 09/10/1986 | EP0194079A1 Fluid fuel fired burner |
| 09/10/1986 | EP0193632A1 Method of controlled burning of a pile of solid fuel particularly of wood piled up in a vertical fire stack of a stove as well as stove for carrying out the method |
| 09/10/1986 | EP0193601A1 Method and apparatus for conducting a substantially isothermal combustion process in a combustor |
| 09/09/1986 | CA1210997A1 Methods and apparatus for combusting ash producing solids |
| 09/02/1986 | US4609342 Exhaust gas recirculation, vortices, turbulence, cooling |
| 08/20/1986 | EP0191141A2 Process and plant for reducing the NOx-content in flue gas from burning fossilized fuels in combustion plants |
| 08/19/1986 | US4606721 Combustion chamber noise suppressor |
| 07/22/1986 | US4601655 Heating apparatus |
| 07/08/1986 | US4598649 Seat frame assembly |
| 06/19/1986 | WO1986003425A1 Method and device for desulphurising smoke gas from coal heatings |
| 03/27/1986 | WO1986001876A1 Method and apparatus for conducting a substantially isothermal combustion process in a combustor |
| 03/11/1986 | US4575332 Primary and secondary air fed at axial intervals |
| 02/12/1986 | EP0170717A1 Evaporation burner |
| 02/11/1986 | US4569295 Process and a means for burning solid fuels, preferably coal, turf or the like, in pulverized form |
| 11/05/1985 | US4551089 Evaporation burner |
| 10/02/1985 | EP0097153B1 Boiler furnace |
| 09/17/1985 | US4541796 Oxygen aspirator burner for firing a furnace |
| 09/10/1985 | CA1193074A1 Fast fluidized bed reactor and method of operating the reactor |
| 07/31/1985 | EP0149881A2 Method and apparatus for combusting ash producing solids |
| 07/02/1985 | US4526510 Double-walled centrifugal fan scroll and system of operation |
| 06/18/1985 | CA1188931A1 Method of firing a pulverized fuel-fired steam generator |
| 05/28/1985 | US4519995 Dry additives reacting with sulfur oxide components |
| 05/28/1985 | US4519993 Process of conversion for disposal of chemically bound nitrogen in industrial waste gas streams |
| 05/15/1985 | EP0141594A2 Heating apparatus |
| 05/02/1985 | EP0139085A1 Process and burner for the combustion of liquid or gaseous fuels with reduced production of NOx |
| 04/23/1985 | US4512267 Methods and apparatus for combusting ash producing solids |
| 03/19/1985 | US4505230 Fluidized bed combustion units |
| 02/13/1985 | EP0132971A2 Production of chlorinated hydrocarbons |
| 01/22/1985 | US4494468 Steam generator with gas recirculation to the ash hopper region of the furnace |
| 12/19/1984 | EP0128630A1 Method and apparatus for fluidized bed combustion of a fuel |
| 12/18/1984 | US4488869 High efficiency, low NOX emitting, staged combustion burner |
| 12/11/1984 | CA1179156A1 Gas turbine combustor |
| 10/30/1984 | USPP5308 Apricot tree (48-G-472) |
| 09/25/1984 | US4473349 Liquid hydrocarbon fuel combustor |
| 09/11/1984 | US4470262 Combustors |
| 08/28/1984 | CA1173344A1 Two stage low no.sub.x combustor |
| 08/28/1984 | CA1173251A1 Process for the gasification of carboniferous material in solid, pulverulent or even lump form |
| 08/21/1984 | US4466360 Loop-bed combustion apparatus |
| 07/25/1984 | EP0114062A2 Method and device for the combustion of solid fuels, particularly coal, peat or the like |
| 07/18/1984 | EP0113695A2 Abatement of NOX from heterogeneous combustion sources by ultrahomogeneous air-EGR mixing |
| 07/10/1984 | CA1170562A1 Recirculating burner |
| 07/03/1984 | US4457289 Fast fluidized bed reactor and method of operating the reactor |
| 06/27/1984 | EP0111574A1 Combustion system for mechanical drive systems using gaseous hydrogen as fuel |
| 05/15/1984 | CA1167325A1 Fluidised bed combustion units |
| 05/01/1984 | US4445842 Recuperative burner with exhaust gas recirculation means |
| 04/17/1984 | US4442797 Gas and particle separation means for a steam generator circulating fluidized bed firing system |
| 04/10/1984 | US4441892 Two fluidized beds superimposed on fixed bed |
| 03/27/1984 | CA1164187A1 Method of purifying reaction products |
| 01/17/1984 | CA1160556A1 Oxygen aspirator burner and process for firing a furnace |
| 01/10/1984 | CA1160106A1 Apparatus and method for flue gas recirculation in a solid fuel boiler |
| 01/04/1984 | EP0097153A1 Boiler furnace. |
| 11/02/1983 | EP0092622A1 Fast fluidized bed reactor and method of operating the reactor |
| 10/25/1983 | US4411204 Method of firing a pulverized fuel-fired steam generator |
| 09/20/1983 | US4405587 Combustion, reducing agents, oxygen, effluents, flameless |
| 09/01/1983 | WO1983002993A1 Burner for pulverulent, gaseous and/or liquid fuels |
| 07/07/1983 | WO1983002309A1 Boiler furnace |