Patents
Sitemap › F23 - Combustion apparatus; Combustion processes › F23L - Supplying air or non-combustible liquids or gases to combustion apparatus in general; Valves or dampers specially adapted for controlling air supply or draught in combustion apparatus; Inducing draught in combustion apparatus; Tops for chimneys or ventilating shafts; Terminals for flues › F23L 9 - Passages or apertures for delivering secondary air for completing combustion of fuel
Patents for F23L 9 - Passages or apertures for delivering secondary air for completing combustion of fuel (1,964)
10/1992
10/20/1992US5156097 Combustion apparatus
10/20/1992CA1308964C Method and apparatus for improving fluid flow and gas mixing in boilers
10/01/1992WO1992016791A1 A solid fuel stoker
08/1992
08/12/1992EP0498014A1 Method of supplying combustion air and firing installation
08/11/1992US5137009 Combustion device for wood and coal
07/1992
07/29/1992EP0496094A2 Nozzle for feeding secondary air
07/15/1992CN2110142U Boiler stable burning room
07/07/1992US5127345 Combustion apparatus and combustion control method therefor
06/1992
06/23/1992US5123363 Method and apparatus for reducing the nitric oxide concentration in the waste gas flow of combustion processes
06/18/1992WO1992011493A1 Balanced pressure solid fuel heating unit
06/18/1992CA2098592A1 Balanced pressure solid fuel heating unit
06/17/1992EP0490343A2 Combustion apparatus for wood and coal
06/17/1992DE4039698A1 Low toxicity and economic combustion of solid fuel - using recombustion after combustion in one or more passes and measuring exhaust gas flow in chimney by means of gas monitor probe
06/16/1992US5121700 Method and apparatus for improving fluid flow and gas mixing in boilers
06/03/1992CN1016888B Furnace
05/1992
05/27/1992CN1061474A Device for eliminating smoke and dust in coal-burning down-draft kiln
05/06/1992EP0483878A2 Combustion device for wood and coal
05/06/1992EP0483877A2 Combustion device for wood and coal
05/01/1992WO1992008078A1 AN ADVANCED OVERFIRE AIR SYSTEM FOR NOx CONTROL
04/1992
04/29/1992CN2103091U Vertical energy-saving eliminating smoke and dust two-use furnace
04/23/1992DE4032917A1 Method of supplying secondary combustion air to burner - by using nozzles in combustion chamber walls
04/21/1992US5105748 Fluidized bed combustion method for burning wastes
04/21/1992US5105747 Treating combustible mixture with sorbent and calcined sorbent
03/1992
03/19/1992DE4114490A1 Fireplace for heating room - has secondary combustion chamber in lower part ofchimney to ensure complete combustion of fuel
03/11/1992EP0474198A2 Combustion method
03/04/1992CN2097959U Forced contraflow rotary heater
03/04/1992CA2050421A1 Combustion process and device for it
02/1992
02/20/1992WO1992002762A1 Burner for solid fuels
02/20/1992DE4126745A1 Oil-fired heater with rotary fuel atomiser - has ring of nozzles which direct air to form cylindrical window
11/1991
11/19/1991CA1292149C Apparatus for regulating air flow through an air port of a chemical recovery furnace
11/13/1991CN1014741B Furnace and its operation method
11/07/1991DE4101704C1 Gasifier heating boiler - has combustion chamber with oxygen feed nozzle assembly and burner with back=up
11/07/1991DE4014284A1 Wood-burning stove structure - has inner wall of good thermal conductivity and outer wall of poor thermal conductivity
09/1991
09/25/1991CN2085474U Low pressure pulse power boiler
09/19/1991DE4007849A1 Furnace for burning solid fuel - has flow of primary and secondary air controlled independently of each other
09/12/1991DE4007581A1 Installation for treating wood waste before incineration - has screw conveyor to deliver waste to primary combustion chamber
09/11/1991EP0445437A2 Burner arrangement
09/04/1991EP0445070A2 Process and apparatus for emission reduction from waste incineration
09/04/1991EP0444122A1 Combustion apparatus.
08/1991
08/28/1991EP0443850A2 Fluidized bed combustion apparatus for burning wastes
08/27/1991CA1288001C Furnace
08/22/1991DE4004769A1 Natural draught combustion system - includes bulging fuel basket which directs secondary hot air over combustion chamber in layers
08/20/1991US5041268 Post-combustion chamber
07/1991
07/09/1991CA1285824C Urban waste incinerator
06/1991
06/11/1991US5022331 Method and apparatus for introducing combustion air into a furnace
06/05/1991EP0430144A1 Method and apparatus for reducing the concentration of nitrogen oxides in waste gases of combustion processes
06/04/1991US5020456 Process and apparatus for emissions reduction from waste incineration
05/1991
05/16/1991WO1991006806A1 Chemical recovery furnace air port flow regulator
05/14/1991US5014680 Self-powered automatic secondary air controllers for woodstoves and small furnaces
04/1991
04/30/1991US5010828 Gasification reactor for combustible solid material
04/24/1991CN2075747U High efficient verticle boiler
04/23/1991US5009173 Apparatus for incineration of refuse
04/16/1991US5007354 Combustion air supply system for a recovery furnace
04/10/1991CN2074861U Layer-built oxygen supply vortex smoke-eliminating energy-saving burner
03/1991
03/26/1991US5001992 Apparatus for regulating air flow through an air port of a chemical recovery furnace
03/20/1991EP0298086B1 Fluidized bed reactor
02/1991
02/06/1991EP0411133A1 Combustion apparatus and its combustion control method
01/1991
01/30/1991EP0410363A2 Gasification reactor for combustible solids
01/23/1991EP0409790A1 Combustion installation
12/1990
12/26/1990CN2068194U Positive and negative burning semi-gas stove desmoking energy-saving device
12/12/1990EP0401205A1 Device for supply of secondary air, and boiler with the device.
12/11/1990US4976207 Process of improved postcombustion with rapid triggering and means for implementation in a heating and incineration device
11/1990
11/28/1990CN1010557B Fluidized bed reactor
11/21/1990CN2066103U Domestic secondary supplied-oxygen energy-saving stove
11/08/1990DE3914607A1 Supply of secondary air to furnace - involves row of nozzles mounted on external air supply pipe
11/07/1990EP0395702A1 Reactor for reducing the contents of nitrogen oxides and sulphur oxides in combustion gases.
10/1990
10/31/1990DE4012363A1 Wood-burning stove with two combustion chambers - has secondary combustion air supplied through hollow wall
10/31/1990DE3913885A1 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
10/24/1990EP0393161A1 An arrangement for the combustion of solid fuels, comprising a combustion chamber having mounted therein inserts for controlling the supply of the combustion air
10/17/1990CN1010053B Burner assembly with sorbent injection
09/1990
09/27/1990DE4006288A1 Treatment of dangerous waste combustion fumes - comprises mixing with cooling air for use in standard refuse incinerator
08/1990
08/22/1990CA2009561A1 Heat recovery boiler
08/21/1990CA1272870A1 Fluidized bed reactor
08/16/1990DE4003779A1 Stove with combustion chamber - is designed with exhaust and secondary air channels having outlet to flue and to open air
07/1990
07/19/1990DE3546720C2 Natural draught furnace for heating boilers etc.
07/10/1990US4940006 Process for incineration of refuse
07/10/1990US4940004 High energy combustion air nozzle and method for improving combustion in chemical recovery boilers
06/1990
06/12/1990USRE33230 Fluidized bed reactor
05/1990
05/31/1990WO1990005875A1 Combustion apparatus
05/03/1990WO1990004741A1 Combustion apparatus and its combustion control method
04/1990
04/26/1990DE3833090C1 Burning apparatus for wood and coal
04/17/1990US4917026 Debris burner
04/04/1990EP0360801A1 Solid fuel furnaces
03/1990
03/14/1990EP0357840A1 Pressurized combustion chamber boiler provided with an inlet for secondary air
02/1990
02/27/1990US4903616 Device for supply of secondary air, and boiler with the device
02/01/1990DE3825608A1 Method for measuring and controlling the secondary air in a furnace for gas-rich solid fuels
01/1990
01/16/1990US4893570 Combustion furnace
01/10/1990EP0349764A2 Fluidised-bed combustion apparatus
01/03/1990EP0349030A1 Fluidised-bed plant
12/1989
12/28/1989WO1989012786A1 An arrangement for the combustion of solid fuels, comprising a combustion chamber having mounted therein inserts for controlling the supply of the combustion air
12/28/1989WO1989012785A1 Solid fuel combustion apparatus comprising an air-cooled grate
12/26/1989US4889058 Heat recovery boiler
11/1989
11/30/1989WO1989011623A1 Apparatus for regulating air flow through an air port of a chemical recovery furnace
11/30/1989WO1989011622A1 Apparatus for regulating air flow through an air port of a chemical recovery furnace
11/23/1989DE3915992A1 Process for the reduction of nitrogen oxides
11/01/1989CN2046978U Fume-removing apparatus of coal-fired furnace
11/01/1989CN2046976U High-temp. fume fluidised-bed furnace
09/1989
09/26/1989US4869181 Method and apparatus for incorporating incandescent filter for products of combustion of furnace
09/12/1989US4864944 Fluidized bed reactor
08/1989
08/17/1989DE3903739A1 Draught-regulating device for a heating appliance
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