| Patents for F23J 7 - Arrangement of devices for supplying chemicals to fire (1,061) |
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| 10/07/1993 | DE4308388A1 Reducing pollutant content of crude gas from combustion plant |
| 09/30/1993 | WO1993019141A1 Process for reducing the pollutant content of crude gas from combustion plants |
| 09/23/1993 | DE4208355A1 Rubbish incinerator gas treatment - uses added hydrochloric acid gas at incineration to give improved mercury extraction at the washing stage |
| 09/21/1993 | US5246364 Method and apparatus for reducing sulfur dioxide content in flue gases |
| 09/16/1993 | WO1993018341A1 Method and apparatus for combusting a carbonaceous material |
| 09/08/1993 | EP0415926B1 Coal additives |
| 08/24/1993 | US5237938 Mobile type medical refuse incinerating vehicle |
| 08/24/1993 | CA1321464C2 Method for reducing sulfur dioxide content in flue gases |
| 08/19/1993 | DE4303088A1 Homogeneous waste gas prodn. with controlled sulphur di:oxide content |
| 07/21/1993 | CN1074525A Method and apparatus for changing harmful waste into harmless block mass |
| 06/30/1993 | EP0548387A1 Mobile type medical refuse incinerating vehicle |
| 06/22/1993 | US5220875 Method of reducing sulfur dioxide content in flue gases |
| 06/01/1993 | US5215455 Combustion while controlling fuel to oxygen stoichiometric ratio to reduce production of nitrogen compounds |
| 06/01/1993 | CA1318484C Sulfur sorbent feed system for a fluidized bed reactor |
| 04/14/1993 | EP0460160B1 Process for reducing nox emission during the combustion of solid fuels |
| 04/07/1993 | EP0535964A2 Method and apparatus for using hazardous waste to form non-hazardous aggregate |
| 04/06/1993 | US5199255 Introducing solution of nonvolatile nitrogen oxide reducing agent into combustion zone before contacting gas turbine blades |
| 04/06/1993 | CA1315527C Enhanced sorbent injection combined with natural gas reburning for a sox control for coal fired boilers |
| 03/31/1993 | EP0533652A1 Process and device for operating a gas turbine with introduction of additives. |
| 03/24/1993 | EP0477181A4 Super-equilibrium desulfurization of sulfur containing products of combustion |
| 03/23/1993 | CA1314766C Acid gas control process and apparatus for waste fired incinerators |
| 01/05/1993 | CA1312189C Multi-stage process for reducing the concentration of pollutants in an effluent |
| 12/02/1992 | EP0515551A1 Method and means for removing mercury from the fumes from an incinerator. |
| 11/19/1992 | EP0513159A1 A method of supplying coal and sulphur absorbent to a combustor, and a power plant in which the method is applied. |
| 11/12/1992 | WO1992019914A1 Combustion process combined with exhaust gas treatment |
| 11/11/1992 | EP0512156A1 A process for reducing nitric oxides in a flue gas |
| 11/03/1992 | CA1309571C Method and apparatus for reducing sulfur dioxide content in flue gases |
| 10/28/1992 | EP0510026A1 Combustion process |
| 10/01/1992 | WO1992016453A1 Reduction of sulfur emissions from coal-fired boilers |
| 09/09/1992 | EP0394252B1 Combustion of fuel containing alkalines |
| 09/08/1992 | CA1307176C Arrangement in an injection mechanism |
| 07/28/1992 | US5133267 Method and apparatus for using hazardous waste to form non-hazardous aggregate |
| 07/21/1992 | US5131335 Flowing gas through two reducing zones |
| 07/14/1992 | CA1304939C Process for controlling acid gas emissions in power plant flue gases |
| 06/25/1992 | DE4039463A1 Steam prodn. plant for burning coal or heavy heating oil - has 30-70 per cent thermic power of fuel fed to stationary body layer and remainder to combustion unit |
| 06/16/1992 | US5122353 Using alkali and alkaline earth sorbents |
| 06/02/1992 | US5118282 Measured addition of compound that affects combustion; adding reducing agent |
| 05/19/1992 | US5113772 Suppression of dioxin production in the incineration of waste material |
| 05/06/1992 | EP0484317A2 Method for injecting solid additives into combustion plants, as well as a device for carrying out this method |
| 04/01/1992 | EP0477181A1 Super-equilibrium desulfurization of sulfur containing products of combustion |
| 03/25/1992 | EP0476201A1 Process for controlling acid emissions in power plant flue gases |
| 03/03/1992 | US5092254 Injection of additive into turbulent reaction zone; reduced dew point; corrosion resistance; air pollution control |
| 02/04/1992 | US5085156 Combustion process |
| 01/23/1992 | WO1992000794A1 Suppression of dioxin production in incineration of waste material |
| 01/22/1992 | EP0467436A1 Plant for the thermodestruction of industrial wastes, especially tyres |
| 01/21/1992 | CA1294493C Coal additives |
| 01/14/1992 | CA2021193A1 Supression of dioxin production in incineration of waste material |
| 12/25/1991 | CN1015201B Combustion of fuel containing alkalines |
| 12/18/1991 | EP0461678A1 Method and apparatus for reducing sulphur dioxide content in flue gases |
| 12/12/1991 | DE4027040C1 Non-catalytic removal of nitric oxide from waste gases - by injecting reducing agent into gases via nozzles |
| 12/11/1991 | EP0460160A1 PROCESS FOR REDUCING NOx EMISSION DURING THE COMBUSTION OF SOLID FUELS. |
| 10/22/1991 | US5058514 Injecting aqueous slurry of limestone and nitrogenous progenitor compound; sulfur dioxide and nitrogen oxides stimultaneously removed |
| 10/17/1991 | WO1991015714A1 Super-equilibrium desulfurization of sulfur containing products of combustion |
| 10/09/1991 | EP0451133A1 Process to prevent polychlorinated dibenzodioxines/furanes (PCDD/F) build-up in combustion- or gasification plants |
| 09/17/1991 | US5048431 Method and apparatus for reducing sulfur dioxide content in flue gases |
| 09/12/1991 | DE4007080A1 Spraying liq. into hot chamber - has inner tube with smooth-hole nozzle inside spray-gas pipe |
| 09/05/1991 | WO1991012877A1 Method and means for removing mercury from the fumes from an incinerator |
| 09/03/1991 | US5045292 Process for the removal of nitric oxides from flue gases |
| 08/22/1991 | DE4004866A1 Desulphurisation of flue gas from steam boiler with dust or grate fire - by spraying with e.g. limestone or callicium hydroxide suspension under pressure |
| 08/20/1991 | US5041273 Calcium Cyanamide |
| 08/15/1991 | WO1991012465A1 Circulating fluid bed combustion with co combustion promoter |
| 08/15/1991 | WO1991012464A1 Circulating fluid bed combustion with circulating co combustion promoter |
| 08/15/1991 | WO1991012463A1 Circulating fluid bed combustor with co combustion promoter and reduced combustion air |
| 08/15/1991 | CA2075203A1 Circulating fluid bed combustion with co combustion promotor and reduced combustion air |
| 08/15/1991 | CA2075200A1 Circulating fluid bed combustion with co combustion promoter |
| 08/15/1991 | CA2075179A1 Circulating fluid bed combustion with circulating co combustion promoter |
| 08/08/1991 | WO1991011659A1 A method of supplying coal and sulphur absorbent to a combustor, and a power plant in which the method is applied |
| 07/11/1991 | WO1991010097A1 Process for reducing nox emission during the combustion of solid fuels |
| 07/09/1991 | WO1991010864A1 Combustion process |
| 07/09/1991 | CA2072893A1 Combustion process |
| 07/03/1991 | EP0435848A1 Method of hindering the production of dioxins and furans |
| 07/03/1991 | EP0434945A2 Fluid-bed incinerator |
| 07/02/1991 | US5027723 Method and apparatus for reducing sulfur dioxide content in flue gases |
| 05/29/1991 | CN1012695B Arrangement in an injection mechanism |
| 05/04/1991 | CA2029010A1 System for the efficient reduction of nitrogen oxides in an effluent |
| 05/02/1991 | EP0424895A2 Method for introducing and for dosing a liquid treatment medium in combustion processes |
| 05/02/1991 | EP0424894A1 Method of supplying a treating agent into an exhaust stream of combustion processes |
| 04/30/1991 | US5011400 Controlled flow split steam burner assembly with sorbent injection |
| 04/24/1991 | EP0423417A1 Process for the selective, non-catalytic reduction of the emissions from oil-fired boiler plants |
| 04/24/1991 | EP0423113A1 Incineration of waste materials |
| 04/23/1991 | US5009173 Apparatus for incineration of refuse |
| 04/10/1991 | EP0271534B1 Method for desulphurising directly flue gas in a furnace |
| 03/21/1991 | DE4019893A1 Redn. of nitric oxide in exhaust and flue gases - by redox milk, ammonium salt emulsion is improvement over catalytic methods |
| 01/24/1991 | DE3922921A1 Waste incineration plant operation - using limestone injection to suppress hydrogen chloride corrosion |
| 12/25/1990 | US4979447 Combustion of carbon containing materials in a furnace |
| 11/22/1990 | DE4014606A1 Reduktion von no(pfeil abwaerts)x(pfeil abwaerts) durch stufenweise brennstoffverbrennung mit acetylenartigen brennstoffen Fuels reduction of no (down arrow) x (Down Arrow) by stepwise fuel combustion with acetylenic |
| 11/21/1990 | CN1010483B High efficient and rapid cleaner for smoke dirt and formulation thereof |
| 10/31/1990 | DE3913885A1 Boiler with provision for burning wet fuel - has extended hearth which forms part of drying chamber, with fuel dried by forced draught of recirculated flue gas |
| 10/25/1990 | DE3911767A1 Refuse-burning boiler plant - has dosing arrangements for dry basic additive to meet clean flue-gas requirements |
| 10/24/1990 | CA2015122A1 Underground incinerator capable of continuous combustion of high water, sulphur and/or chloro compound content waste, and method therefore |
| 10/17/1990 | EP0392054A1 Process and apparatus for reducing the harmful emissions by an incineration plant |
| 10/17/1990 | CN1010053B Burner assembly with sorbent injection |
| 10/02/1990 | US4960577 Enhanced sorbent injection combined with natural gas reburning for a sox control for coal fired boilers |
| 07/11/1990 | EP0287636B1 Arrangement in an injection mechanism |
| 07/10/1990 | US4940405 Nitrogen oxides are reduced to nitrogen and sulfur dioxide is converted to calcium sulfate |
| 07/10/1990 | US4940010 Acid gas control process and apparatus for waste fired incinerators |
| 07/10/1990 | US4940006 Process for incineration of refuse |
| 06/26/1990 | US4936770 Sulfur sorbent feed system for a fluidized bed reactor |
| 06/19/1990 | US4934931 Cyclonic combustion device with sorbent injection |
| 05/22/1990 | US4927348 Reduced emissions; pollution control |