| 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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| 06/15/1983 | EP0081114A2 Method of firing a pulverized fuel-fired steam generator |
| 04/19/1983 | US4380429 Recirculating burner |
| 04/12/1983 | CA1144470A1 Process and apparatus utilizing common structure for combustion, gas fixation, or waste heat recovery |
| 03/29/1983 | US4378205 Oxygen aspirator burner and process for firing a furnace |
| 02/22/1983 | CA1141652A1 Blue flame burner |
| 02/15/1983 | US4373325 Combustors |
| 02/08/1983 | US4372487 High pressure oil/gas fired closed loop furnace |
| 11/02/1982 | US4357134 Fuel combustion method and burner for furnace use |
| 10/26/1982 | US4355601 Recirculating flue gas fluidized bed heater |
| 10/26/1982 | CA1134219A1 Plant for producing power from solid fossil fuels, more specially bituminous coal |
| 10/12/1982 | CA1133333A1 Gas recirculation apparatus with integral ash hoppers |
| 08/24/1982 | US4345426 Device for burning fuel with air |
| 08/17/1982 | US4344479 Process and apparatus utilizing common structure for combustion, gas fixation, or waste heat recovery |
| 08/03/1982 | US4342192 Plant for producing power from solid fossil fuels, more particularly bituminous coal |
| 06/22/1982 | US4335660 Apparatus and method for flue gas recirculation in a solid fuel boiler |
| 05/26/1982 | EP0052163A1 Method of shutting-down a fluidised bed combustor for solid pulverised fuel |
| 04/15/1982 | WO1982001239A1 Fluidised bed combustion units |
| 04/14/1982 | EP0049592A1 Fluidised bed combustion units |
| 03/23/1982 | CA1120463A1 Internal dust recirculation system for a fluidized bed heat exchanger |
| 03/17/1982 | EP0047346A1 Disposal of oxides of nitrogen and heat recovery in a single self-contained structure |
| 03/16/1982 | CA1119893A1 Burner for a suspension of fine-grained coal in liquid |
| 11/17/1981 | US4300480 Apparatus and process for the operation of an environmentally satisfactory coal fired plant |
| 10/27/1981 | CA1111338A1 Combustion process with reduced nitrogen oxides exhaust |
| 10/21/1981 | EP0038257A1 Oxygen aspirator burner and process for firing a furnace with an oxygen-enriched oxidant gas |
| 10/13/1981 | US4294178 Tangential firing system |
| 09/01/1981 | US4286548 Gas recirculation apparatus with integral ash hoppers |
| 07/14/1981 | US4277942 Exhaust gas recirculation apparatus |
| 06/23/1981 | CA1103607A1 Exhaust gas recirculation jet |
| 04/15/1981 | EP0026854A2 Process and apparatus for the production of clean high-pressure gas |
| 03/03/1981 | US4253425 Internal dust recirculation system for a fluidized bed heat exchanger |
| 01/21/1981 | EP0022454A2 Furnace with sets of nozzles for tangential introduction of pulverized coal, air and recirculated gases |
| 11/26/1980 | EP0018988A1 Method and apparatus for improving heat transfer |
| 11/25/1980 | US4235591 Continuous flow oven |
| 11/18/1980 | CA1089718A1 Combustion system with partial recirculation of exhaust gases and feed mechanism therefor |
| 10/28/1980 | US4230445 Burner for a fluid fuel |
| 10/15/1980 | EP0017407A2 Fuel burner and fuel distribution device therefor |
| 07/08/1980 | CA1080970A1 Apparatus and method for enriching combustion air with oxygen |
| 06/24/1980 | CA1080112A1 Blue-flame oil burner |
| 04/16/1980 | EP0009522A1 A method of at least partially burning a hydrocarbon and/or carbonaceous fuel |
| 03/11/1980 | CA1073334A1 Method and apparatus for combusting carbonaceous fuel |
| 03/06/1980 | WO1980000368A1 Method and apparatus for improving heat transfer |
| 02/06/1980 | EP0007894A1 Rotary atomizing burner for the combustion of fine-grained coal particles suspended in a liquid |
| 12/25/1979 | CA1068594A Process and apparatus for controlled recycling of combustion gases |
| 12/11/1979 | CA1067812A1 Vapor catalyst system for combustion |
| 11/06/1979 | CA1065701A1 Steam boilers |
| 10/23/1979 | US4171946 Burner for combustible fluids |
| 07/31/1979 | US4162890 Combustion apparatus |
| 07/10/1979 | US4160526 Liquid fuel atomizing nozzle |
| 07/03/1979 | CA1057645A1 Fluid fud burner |
| 05/01/1979 | CA1053565A1 Liquid or gaseous fuel burner using primary and secondary air |
| 04/10/1979 | CA1052256A1 Recirculating burner |
| 04/03/1979 | US4147134 Boiler having a hot gas generator for burning liquid or gaseous fuels |
| 02/27/1979 | CA1049360A1 Energy conserving process furnace system and components thereof |
| 02/20/1979 | CA1048920A1 High energy arc ignitor for burner |
| 01/23/1979 | US4135874 Two stage combustion furnace |
| 01/23/1979 | CA1046924A1 Stabilisation combustion |
| 01/02/1979 | US4132179 Burning apparatus |
| 12/19/1978 | US4130388 Non-contaminating fuel burner |
| 11/28/1978 | CA1043246A1 Oil burner for nox emission control |
| 11/14/1978 | CA1042339A1 Pollutant reduction with selective gas stack recirculation |
| 11/14/1978 | CA1042270A1 Process and apparatus for conditioning flue gases |
| 08/22/1978 | CA1036923A1 Flare burner for waste combustible gas |
| 08/08/1978 | US4105395 Regenerative tile structure for fuel burners |
| 05/23/1978 | US4090839 Burner units for fluid fuels |
| 05/16/1978 | US4089630 Process for mixing two fluids and apparatus for carrying out this process |
| 05/16/1978 | US4089629 Process and apparatus for controlled recycling of combustion gases |
| 05/16/1978 | US4089278 Furnace, especially a coal burning furnace, and method of operation |
| 04/25/1978 | US4085708 Steam boilers |
| 01/24/1978 | US4070146 Flare burner for waste combustible gas |
| 12/13/1977 | US4062325 Boiler using combustible fluid |
| 11/29/1977 | US4060379 Energy conserving process furnace system and components thereof |
| 11/01/1977 | US4056068 Process for conditioning flue gases in waste material incineration plants with heat utilization |
| 07/12/1977 | US4035137 Burner unit |
| 06/21/1977 | US4030874 Method of and apparatus for controlling combustion |
| 05/17/1977 | US4023921 Oil burner for NOx emission control |
| 05/10/1977 | US4022163 Boiler using combustible fluid |
| 04/26/1977 | US4019851 High energy arc ignitor for burner |
| 02/01/1977 | US4005977 Gas circulating combustion means |
| 01/25/1977 | US4004875 Low nox burner |
| 01/18/1977 | US4003691 Recirculating burner |
| 11/30/1976 | US3994665 Recirculating burner |
| 11/09/1976 | US3990831 Recirculating burner |
| 09/14/1976 | US3980422 Oil injection means for liquid fuel burner |
| 06/29/1976 | US3965829 Boiler |
| 05/25/1976 | US3958915 Method of burning emulsion oils |
| 05/18/1976 | US3957418 Method and an apparatus for performing closed combustion |
| 01/27/1976 | US3934969 Method for burning emulsion oils |
| 01/27/1976 | US3934556 Boiler using combustible fluid |
| 01/27/1976 | US3934555 Boiler using combustible fluid |