| Patents for F23C 9 - Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber (2,489) |
|---|
| 05/31/1994 | US5316469 Nitrogen oxide control using internally recirculated flue gas |
| 05/25/1994 | EP0598691A1 A heating boiler with flue-gas recirculation and a combustion chamber unit for such boilers |
| 05/21/1994 | CA2103479A1 Low nox combustor |
| 05/19/1994 | DE4238529A1 Burner for hot gas prodn. - has burner tube with heat feed reducing component between flame and support tubes, component connecting fuel jet direction to diaphragm and having insulation ring |
| 05/18/1994 | CN1086886A 燃烧器 Burner |
| 05/10/1994 | US5310337 Vibration-resistant low NOx burner |
| 05/04/1994 | EP0266377B2 Heating device with reheater |
| 04/28/1994 | WO1994009316A1 METHOD OF BURNING GAS IN A STAGED AIR, RECIRCULATING FLUE GAS LOW NOx BURNER |
| 04/28/1994 | WO1994009315A1 STAGED AIR, RECIRCULATING FLUE GAS LOW NOx BURNER |
| 04/05/1994 | US5299930 Low nox burner |
| 03/24/1994 | DE4231070A1 Central heating boiler with flame cooling by flue gases - has cooling path between combustion chamber and end of burner mixing tube |
| 03/22/1994 | US5295816 Into a combustion zone |
| 03/08/1994 | US5292244 Premixed fuel/air burner |
| 03/03/1994 | DE4327088A1 Industrial burner with combustion chamber - has blower with integrated mixer for combustion air and fuel. |
| 02/10/1994 | DE4225557A1 Secondary combustion chamber for burner - is concentrically mounted inside primary chamber and recirculation takes place in annular space |
| 02/08/1994 | US5284438 Multiple purpose burner process and apparatus |
| 02/03/1994 | DE4319775A1 Oil burner with toroidal gas flow |
| 02/01/1994 | US5282430 Method of controlling opacity of off-gases from a combustion process |
| 01/19/1994 | EP0435966B1 Process for salvaging waste and device for preparing said waste |
| 01/04/1994 | US5275554 Combustion system with low NOx adapter assembly |
| 01/04/1994 | US5275552 Low NOx gas burner apparatus and methods |
| 12/14/1993 | US5269679 Staged air, recirculating flue gas low NOx burner |
| 12/14/1993 | US5269678 Methods and apparatus for burning fuel with low NOx formation |
| 12/09/1993 | DE4218754A1 Method of providing low pollution combustion of gaseous or aerosol fuel - involves supplying fuel and combustion air to suction side of driven, bladed impeller |
| 12/01/1993 | EP0571496A1 Method of burning a particulate fuel and use of the method for burning sludge. |
| 11/25/1993 | WO1993023704A1 Burner |
| 11/23/1993 | US5263849 High velocity burner, system and method |
| 11/18/1993 | DE4215763A1 Brenner Burner |
| 11/09/1993 | US5259342 Method and apparatus for low NOX combustion of gaseous fuels |
| 11/04/1993 | DE4214693A1 Gas heating boiler with injector type gas burner - has second has distribution tube with nozzle between first gas distribution tube and burner tubes. |
| 10/13/1993 | EP0565196A2 Premixed/high-velocity fuel jet low NOx burner |
| 10/12/1993 | US5252059 Process for the low-emission combustion of fuel, and burner for use in said process |
| 10/12/1993 | US5252058 Method and apparatus for recirculating flue gas in a pulse combustor |
| 09/30/1993 | WO1993019325A1 Nitrogen oxide-poor burner |
| 09/30/1993 | DE4210068A1 Fluid bed reactor for coal-burning has return pipe for particles and gas - with additional gases introduced via jets close to return pipe outlet to coal combustion chamber |
| 09/29/1993 | EP0562795A2 Low NOx gas burner apparatus and method |
| 09/29/1993 | EP0562710A2 Low NOx formation burner apparatus and methods |
| 09/23/1993 | DE4209221A1 Stickoxidarmer brenner Low nitrogen oxide burners |
| 09/23/1993 | DE4208849A1 Oil blower burner assembly - has burner tube issuing into combustion chamber of boiler for feed of combustion air with nozzle blast connection |
| 09/01/1993 | EP0558455A1 Burner, particularly oil burner or combined oil/gas-burner |
| 08/31/1993 | US5240409 Premixed fuel/air burners |
| 08/29/1993 | CA2090163A1 Clean burning burner, particularly for combustion of gasified liquid fuel, such as fuel oil, or of gas |
| 08/26/1993 | DE4205316A1 Dual counterflow boiler for infinitely smooth heating system - has two internal counterflow circuits in parallel in the same direction and burns two circuit exhaust circulations |
| 08/25/1993 | EP0550700A4 Combustion system for reduction of nitrogen oxides |
| 08/24/1993 | US5238395 Low nox gas burner apparatus and methods |
| 08/12/1993 | DE4203713A1 Power station operating system - uses fuel requiring drying extracts, involving drying exhaust=gas current after convection flue and delivers to fuel mill |
| 07/14/1993 | EP0550700A1 Combustion system for reduction of nitrogen oxides |
| 07/07/1993 | CN2137756Y Fluidised-bed boiler with reburning and desulfurizing functions |
| 07/06/1993 | US5224852 Waste gas burner |
| 06/24/1993 | WO1993012383A1 Method and apparatus for enhanced suppression of the multiple pollutants produced by a combusted fuel |
| 06/23/1993 | EP0547540A1 Boiler with flue gas recycling circuit |
| 06/23/1993 | CN1073507A Desulfurizing combustion of powdered coal for boiler |
| 06/22/1993 | US5220888 Cyclonic combustion |
| 06/09/1993 | EP0545114A1 Method of generating process heat |
| 06/09/1993 | CN1072999A Method and equipment to generate heat used in process |
| 06/08/1993 | US5216885 Combustor for burning a premixed gas |
| 06/06/1993 | CA2083248A1 Method of generating process heat |
| 05/12/1993 | EP0541105A2 Recirculation and plug flow combustion method |
| 05/11/1993 | US5209656 Combustion system for high velocity gas injection |
| 05/11/1993 | US5209187 Low pollutant - emission, high efficiency cyclonic burner for firetube boilers and heaters |
| 05/04/1993 | US5207164 Process to limit the production of flyash by dry bottom boilers |
| 05/04/1993 | CA1317211C2 Method and apparatus for suppressing nox formation in regenerative burners |
| 04/28/1993 | EP0538761A2 Burner for the combustion of fluid fuels |
| 04/13/1993 | US5201650 Premixed/high-velocity fuel jet low no burner |
| 03/23/1993 | US5195884 Low NOx formation burner apparatus and methods |
| 03/23/1993 | US5195883 Flue gas recirculation system with fresh air purge for burners |
| 03/18/1993 | WO1993005340A1 Method and device in the cooling of the circulating material in a fluidized-bed boiler |
| 03/18/1993 | CA2115434A1 Method and device in the cooling of the circulating material in a fluidized-bed boiler |
| 03/03/1993 | EP0529667A2 Method of high velocity gas injection |
| 02/17/1993 | EP0527565A2 Waste gas burner |
| 02/16/1993 | US5186617 Recirculation and plug flow combustion method |
| 02/03/1993 | EP0525734A2 Cyclonic combustion |
| 01/19/1993 | US5180300 Low NOx regenerative burner |
| 12/30/1992 | EP0520951A2 Method and apparatus for recirculating flue gas in a pulse combuster |
| 12/22/1992 | US5172644 Slagging combustion system and lignite-derived activated coke system |
| 12/10/1992 | DE4118261A1 Liquid fuel burner with fan - has returned gas outlets between slots in air turbulence disc |
| 12/02/1992 | EP0515365A1 Burner with fuel gas recycling for free-flowing fuels |
| 11/26/1992 | WO1992020964A1 Method of burning fuel to produce low pollutant emissions |
| 11/04/1992 | EP0511878A2 Low NOx burner assemblies |
| 11/03/1992 | US5159886 Process of combusting coal in a circulating fluidized bed |
| 10/28/1992 | EP0510783A2 Device for the combustion of fluid or gaseous fuels |
| 10/15/1992 | DE4111915A1 Heating boiling using liquid or gaseous fuels - has burner flame to be with outlet profile constricted by flow temp.-off edged |
| 10/14/1992 | EP0507995A2 Segregated zoning combustion |
| 10/13/1992 | US5154599 Method for apparatus for combusting fuel in a combustion chamber |
| 10/13/1992 | US5154596 Methods and apparatus for burning fuel with low NOx formation |
| 10/13/1992 | US5154128 Process for salvaging waste and device for preparing said waste |
| 10/01/1992 | WO1992016793A1 Low nox emission burner |
| 10/01/1992 | WO1992016688A1 Method of firing black liquor in recovery boilers and a recovery boiler for firing black liquor |
| 09/15/1992 | US5147200 Method of operating a firing installation |
| 09/08/1992 | US5145359 Burner for thermic generators |
| 09/08/1992 | US5145354 Method and apparatus for recirculating flue gas in a pulse combustor |
| 09/03/1992 | WO1992014969A1 Method of burning a particulate fuel and use of the method for burning sludge |
| 09/02/1992 | EP0501944A2 Method and device for combustion of lump biogenic fuels |
| 08/26/1992 | CN1018017B Fluidized bed combustion apparatus with graded circulation |
| 08/25/1992 | US5140916 Staged combustion of fuel or sludge to reduce nitrous oxide emission |
| 08/19/1992 | EP0499184A2 Combustion method for simultaneous control of nitrogen oxides and products of incomplete combustion |
| 08/12/1992 | CN1017826B Fluidized bed reactor having integrated recycle heat exchanger |
| 08/05/1992 | EP0497418A1 Combustion method for coal in a circulating fluidised bed |
| 08/04/1992 | US5135387 Nitrogen oxide control using internally recirculated flue gas |
| 07/14/1992 | US5129818 Method of feeding back exhaust gases in oil and gas burners |