Patents for F24B 5 - Combustion-air or flue-gas circulation in or around stoves or ranges (978) |
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10/25/1994 | US5357941 Refractory baffle insert for fireplace |
09/29/1994 | DE4405555A1 Stove for solid fuels |
09/22/1994 | DE4308847A1 Stove insert or stove |
09/15/1994 | WO1994020795A1 A solid fuel heating device |
09/15/1994 | WO1994020794A1 Masonry heater |
09/15/1994 | CA2157396A1 A solid fuel heating device |
08/30/1994 | US5341794 Combustion device for stoves and fireplaces |
08/18/1994 | DE4403636A1 Heating installation for solid fuels, in particular compact stove or fireplace insert |
08/18/1994 | DE4403616A1 Secondary-air supply system for heating apparatuses |
08/18/1994 | DE4403615A1 Distribution device for secondary air in a heating apparatus |
08/17/1994 | CN2174647Y Multi-function hot-air air conditioning coal stove |
08/02/1994 | US5333601 Masonry heater |
07/30/1994 | CA2088407A1 Control system for dual phase combustion devices |
07/21/1994 | WO1994016271A1 Solid fuel heating devices and components for them |
05/04/1994 | CN2163956Y Double-fireduct cavity heating stove |
05/04/1994 | CN2163955Y High-efficient self-preheating multi-purpose coal-saving stove |
04/27/1994 | CN2163317Y Automatic coal saving stove |
03/30/1994 | CN2160070Y High efficient power saving regulating and controlling return-wind stove |
03/30/1994 | CN2160069Y Adjustable second wind civil coal stove |
03/10/1994 | DE4229957A1 Combustion furnace with water jacket - has cooling chamber under combustion/ash chamber, with spatial connection between cooling and combustion chambers |
02/23/1994 | CN2157412Y Coal heating stove |
01/19/1994 | EP0579013A1 Heating stove |
12/22/1993 | CN2150467Y Multifunction energy-saving stove |
11/30/1993 | CA2008981C Solid fuel stove |
11/24/1993 | CN2147434Y Double-wind channel domestic coal stove for warming |
11/23/1993 | US5263471 Solid fuel clean burning zero clearance fireplace |
11/16/1993 | CA2008980C Stove |
11/10/1993 | CN2145930Y Top-blown back-burning coal kitchen range |
11/03/1993 | CN2145328Y Inversed fire suppressed two-purpose furnace with warm and cooking |
11/03/1993 | CN2145327Y Inversed water-hot furnace |
10/06/1993 | EP0563499A1 Wood gasification boiler |
09/30/1993 | WO1993019327A1 Secondary air addition to enhance combustion in semi-enclosed heating apparatus |
09/08/1993 | EP0559619A1 Fireplace with primary and secondary air supply |
08/19/1993 | WO1993016331A1 Solid fuel stove |
08/19/1993 | DE4204752A1 Ofen fuer feste brennstoffe Furnace for solid fuels |
08/19/1993 | DE4204163A1 Open fireplace to burn solid fuels - has grate, surrounded by ring channel with combustion air passages |
06/30/1993 | CN2137330Y Fire-controlled efficient heater |
06/16/1993 | CN2136398Y Civil three-purpose energy-saving hot-air stove |
03/17/1993 | CN2128349Y Domestic energy-saving heating stove with back-fire function |
03/03/1993 | EP0530126A2 Woodburning stove with glass portion and means for the cleaning thereof |
03/03/1993 | CN2127772Y Backfire water-heating stove |
02/24/1993 | CN2127466Y Blowing stove implement burning coal |
01/27/1993 | CN1068409A Smoke-eliminating precipitator reburning flue and relevent steam stove |
12/30/1992 | CN2126383U Multi-purpose coal stove with fully utilizing after-heat function |
12/16/1992 | CN2125077U Honeycomb briquet heating stove with inner heat exchange device |
12/02/1992 | CN2123698U Vertical two-way below-burning multifunction heating stove |
11/18/1992 | CN2122324U Civil cooking stove set using new coal |
11/11/1992 | CN2121627U Square honeycomb coal stove |
11/04/1992 | CN2120966U Reaction secondary air multipurpose stove and radiator |
10/22/1992 | DE4212565A1 Device for preheating secondary air in stove - comprises two hollow elements which fit around opening and in channel in combustion chamber cover |
10/21/1992 | CN2119583U Energy saving radiator for household coal stove |
10/21/1992 | CN2119582U Warming and cooking stove with cleaner |
10/14/1992 | CN2118914U Double layer burning domestic stove |
09/30/1992 | CN2117539U High efficient multifunctional coal stove |
09/16/1992 | CN1064540A Back-fire type high-efficiency water heating stove |
09/03/1992 | WO1992014972A1 A solid fuel heating stove |
09/02/1992 | CN2114770U Domestic high-efficient energy-saving multi-purpose stove |
08/20/1992 | DE4201740A1 Air inlet regulator for stove with secondary air channel - consists of horizontally moving pivoted damper which can cover inlet either partially or completely |
08/20/1992 | DE4201738A1 Heating stove with air supply regulator - has secondary air system formed by opening in upper combustion chamber and air deflector on bottom |
08/18/1992 | US5139008 Solid fuel burning stove with secondary air heat exchanger |
08/12/1992 | CN2112762U Bedroom warming stove |
07/29/1992 | EP0496043A1 Heating stove for solid fuels |
07/29/1992 | CN2111465U Combined secondary air humidified hot wind heating furnace |
07/23/1992 | DE4101101A1 Tiled stove for burning solid fuel - has cavity wall section in back of combustion chamber into which air supply connections are fitted |
07/15/1992 | CN2110152U Combined double-procedure and double return stroke household warm stove |
07/08/1992 | CN2109506U Household coal stove for cooking and heating |
07/08/1992 | CN2109501U High efficient power saving boiler |
06/17/1992 | CN2107601U Double stroke and return stroke energy-saving two-range coal heating stove |
06/10/1992 | CN2106960U Multi-purpose coal-economizing stove |
06/03/1992 | CN2106303U Full iron casting heat blast furnace |
05/20/1992 | CN2105003U Special synthetic liquefied gas cooker |
05/19/1992 | US5113843 Combustion device for stoves and fireplaces |
04/15/1992 | EP0480870A1 Fireplace |
03/25/1992 | CN2099923U Oxidizing coal-saving heating stove |
03/25/1992 | CN2099922U Honeycomb briquet stove capable of fully utilizing heat energy |
03/19/1992 | DE4114490A1 Fireplace for heating room - has secondary combustion chamber in lower part ofchimney to ensure complete combustion of fuel |
03/18/1992 | CN2099255U Domestic honeycomb briquet heating stove |
02/26/1992 | CN2097358U Air-preheating combustion-supporting device for coal stove |
01/15/1992 | CN2093321U Iron casting reversed flame multipurpose stove |
01/08/1992 | EP0464293A1 Closed fire, stove or fireplace insert |
01/08/1992 | CN2092688U Cooking stove with combustion supporting and dirt draining devices |
12/31/1991 | US5076258 Automatic food cooker with a tubular frame constituting hot and cold forced air conduits |
12/24/1991 | US5074284 Fireplaces of the type with closed hearth and with visible combustion |
12/18/1991 | CN2090932U Multifunctional cooking range with double fire-hoels |
11/26/1991 | CA1292398C Secondary combustion device for woodburning stove |
11/13/1991 | EP0456594A1 Method to control the heating of wood burning ovens |
11/07/1991 | DE4101704C1 Gasifier heating boiler - has combustion chamber with oxygen feed nozzle assembly and burner with back=up |
11/07/1991 | DE4014284A1 Wood-burning stove structure - has inner wall of good thermal conductivity and outer wall of poor thermal conductivity |
10/16/1991 | CN2086859U Wing-stop door of heated brick bed |
10/09/1991 | CN2086375U Horizontal coal stove |
09/26/1991 | DE4009316A1 Solid fuel boiler for tiled stove - has firebox lined with fire-resistant material which is perforated for flue |
09/25/1991 | EP0448486A1 Fireplace with closed fire and with apparent combustion |
09/24/1991 | CA2038990A1 Seethrough closedhearth type fire place |
09/19/1991 | DE4007849A1 Furnace for burning solid fuel - has flow of primary and secondary air controlled independently of each other |
09/18/1991 | CN2085043U Wall type honeycomb briquet warming device |
09/11/1991 | CN2084568U High efficient honeycomb briquet stove |
08/28/1991 | CN2083706U Multi-function coal stove |
08/28/1991 | CN2083705U Fully heated dual-water tank domestic heating stove |
08/07/1991 | CN1053670A Warming oven with intensified heat circulation system |
07/24/1991 | CN2081496U Multi-functional combined energy-saving stove |