| Patents for F23L 7 - Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam (4,061) |
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| 09/19/1990 | CN2062416U Rich oxygen coal saving stove |
| 09/19/1990 | CN2062414U Steam burning assistant device for coal burning boiler |
| 09/18/1990 | US4957430 Limiting the presence of the oxides of nitrogen in regenerative heating systems |
| 09/18/1990 | US4957050 Separate injection of atomized liquid into combustion zone |
| 09/12/1990 | EP0276696B1 Hybrid burner for premix operation with gas and/or oil, particularly for gas turbine plants |
| 09/12/1990 | CN2062015U Dual-chamber smoke-eliminating water-gas range |
| 09/11/1990 | US4955191 Combustor for gas turbine |
| 08/28/1990 | US4952340 Vibratory ion vapor generator and method |
| 08/28/1990 | CA1273246A1 Process for the incineration of combustible materials |
| 08/14/1990 | US4948055 Fuel injector |
| 08/14/1990 | CA1272678A1 Free flame burner with turbulent atomisation by means of gaseous combustion products |
| 08/08/1990 | EP0380566A1 Process for disposal of waste by combustion with oxygen. |
| 08/07/1990 | US4945829 Method for orientating print material for correct printing in a printing position externally of a printing position |
| 08/01/1990 | CN2059967U Steam-jetting type blowing box |
| 08/01/1990 | CN2059961U Briquet cooking range of double steam-jetting type |
| 07/17/1990 | CA1271697A1 Atomizer for post-mixed burner |
| 06/27/1990 | EP0374423A2 Atmospheric burner |
| 06/05/1990 | US4931013 High-temperature burner |
| 05/30/1990 | CN2057722U Multi-functional self-producting gas coal-saving stove |
| 05/29/1990 | US4928606 Combustion of low B.T.U./high moisture content fuels |
| 05/23/1990 | CN2057497U Fast convenient firing up stove |
| 05/22/1990 | US4927357 Method for gas lancing |
| 05/16/1990 | CN2057259U Honeycomb briquet gasifying stove |
| 05/09/1990 | CN2056972U Self-control water-gas stove |
| 05/09/1990 | CN1007920B Method and apparatus for flame generation |
| 05/08/1990 | US4923391 Regenerative burner |
| 05/03/1990 | WO1990004571A1 Method and apparatus for enhancing combustion and operational efficiency in a glass melting furnace |
| 04/25/1990 | CN2056486U Upper combustion type infusion coal-economizing furnace |
| 04/24/1990 | US4918916 Method for transferring water from combustion gases to air of combustion |
| 04/11/1990 | CN2055908U Semi-gas dual-purpose stove for cooking and warming |
| 04/10/1990 | US4915039 Process for heat-treating refuse and equipment to carry out the process |
| 04/03/1990 | US4913646 Combustion device |
| 03/27/1990 | US4911744 Methods and apparatus for enhancing combustion and operational efficiency in a glass melting furnace |
| 03/27/1990 | US4911637 Flame treatment method and apparatus |
| 03/20/1990 | US4909727 Oxygen enriched continuous combustion in a regenerative furance |
| 02/28/1990 | EP0249602B1 Fireplace and chimney with a fireplace |
| 02/21/1990 | CN2053294U Water-gas stove |
| 02/20/1990 | US4902223 Oxy-fuel burner for burning pulverized fuel |
| 02/07/1990 | CN2052490U Multi-purpose vaporization coal range |
| 02/07/1990 | CN2052487U Multi-functional coal-saving cooking range with steam cycle |
| 01/31/1990 | CN2052106U Multifunctional gas producer with downward flue-gas duct |
| 01/17/1990 | CN2051331U Water-firewood mixed combustion apparatus |
| 01/16/1990 | US4893570 Combustion furnace |
| 01/03/1990 | CN2050544U High efficiency vaporation combustion-supporting stove |
| 12/20/1989 | CN2049732U Large and medium type gasification high-efficiency coal-saving range |
| 12/13/1989 | CN2049316U Household water gas generator |
| 12/06/1989 | EP0344784A2 Low NOx high efficiency combustion process |
| 11/23/1989 | DE3915992A1 Process for the reduction of nitrogen oxides |
| 11/21/1989 | US4881522 Method for activating the combustion in a heating apparatus using solid fuel, and chimney for implementing such method |
| 11/08/1989 | CN2047339U Moulded gas stove |
| 11/08/1989 | CN1037027A Steam-jet smoke eliminating combustion supporter for boiler |
| 11/02/1989 | DE3813817A1 Process for eliminating waste by combustion with oxygen |
| 10/25/1989 | EP0338007A1 Process and apparatus for mixing aerosols and combustion air |
| 10/25/1989 | CN2046594U Steam generator of cooking range |
| 10/18/1989 | CN2046184U Hand evaporated coal-saving stove |
| 10/04/1989 | EP0335728A2 Method and apparatus for gas lancing |
| 10/04/1989 | EP0202262B1 Device for activating the combustion process |
| 09/21/1989 | WO1989008803A1 Process and device for operating a gas turbine with introduction of additives |
| 09/20/1989 | EP0332644A1 Burner intended reducing the flame temperature. |
| 09/20/1989 | CN2044689U Water-gas comburant boiler |
| 09/13/1989 | CN2044326U Multi-purpose stove |
| 09/12/1989 | US4864943 System for burning pulverized fuel |
| 09/05/1989 | US4863371 Low NOx high efficiency combustion process |
| 08/29/1989 | US4861262 Method and apparatus for waste disposal |
| 08/16/1989 | CN2042927U Gas-cracking honeycomb briquet stove |
| 08/15/1989 | US4857282 Combustion of black liquor |
| 08/10/1989 | DE3802504A1 Burner |
| 07/19/1989 | EP0324438A2 Combustion of low BTU/high moisture content fuels |
| 07/12/1989 | CN2041010U Gas-saving apparatus for lpg cooker |
| 07/12/1989 | CN2041000U Energy-saving quick heating smoke-eliminating coal stove |
| 06/28/1989 | EP0322330A1 Quick release combustion process and means for carrying out the process in a heating and incineration device |
| 05/16/1989 | US4829914 Combustion furnace with proportional underfire/overfire air intake control |
| 05/10/1989 | EP0314722A1 Oven, in particular for burning solid fuels. |
| 05/03/1989 | EP0314112A1 Combustor for gas turbine |
| 05/03/1989 | CN2037032U Energy-and time-saving gasifying coal stove |
| 05/02/1989 | CA1253397A1 Temperature controlled garbage incineration |
| 04/27/1989 | DE3735061A1 Process for disposing of waste by incineration with oxygen |
| 04/26/1989 | CN2036614U Industrial smallsize vertical high efficiency boiler |
| 04/25/1989 | US4823710 Improved combustion |
| 04/20/1989 | WO1989003241A1 Process for disposal of waste by combustion with oxygen |
| 04/12/1989 | CN2035859U High temperature, smoke-eliminating, power-saving stove |
| 04/05/1989 | CN2035427U Improved double-firegrate back-burning boiler |
| 03/29/1989 | CN2035048U Steam-injector type coal furnace |
| 03/15/1989 | CN2034242U Quick-burning coal stove with water-aiding |
| 03/08/1989 | EP0306184A1 Burner |
| 03/01/1989 | EP0305351A2 A method for transferring water from combustion gases to air of combustion |
| 03/01/1989 | CN2033471U Inside helicoid combustion preheating flame burner |
| 02/22/1989 | CN2033089U Domestic water-in-aid burning coal stove |
| 02/07/1989 | CA1249768A1 Heating apparatus |
| 01/25/1989 | EP0300396A2 Method for the thermal treatment of wastes, and device for carrying out this method |
| 01/25/1989 | CN2031488U 炉灶助燃器 Stove combustion device |
| 01/11/1989 | CN1030290A Oxy fuel burner for burning pulverised fuel |
| 01/11/1989 | CN1030288A System for burning pulverised fuel |
| 01/10/1989 | US4797087 Method and apparatus for generating highly luminous flame |
| 12/28/1988 | EP0296773A2 Method of operating a system for burning pulverised fuel |
| 12/28/1988 | EP0296772A2 Oxy-fuel burner for burning pulverised fuel |
| 11/17/1988 | WO1988008942A1 Oven, in particular for burning solid fuels |
| 11/01/1988 | CA1243936A1 Flare gas burner |
| 10/20/1988 | DE3710809A1 Gas jet backflow nozzle |
| 10/19/1988 | CN88201925U Combustion-supporting device for family stoves |