Patents for F24H 3 - Air heaters having heat generating means (7,733)
12/1997
12/03/1997CN2269563Y Air blowing structure for making tea
11/1997
11/26/1997CN2268897Y High performance moisture and hot air stove
11/26/1997CN2268873Y Hot air apparatus
11/20/1997WO1997043581A1 Method and apparatus for generating hot gas
11/19/1997CN2268226Y Hot-air furnace
11/12/1997CN2267433Y Setting and steaming type drying machinery
11/11/1997US5685365 Radiator for heating rooms
11/06/1997DE19619042A1 Hot air heater for power and heat generation
11/05/1997CN2266719Y Screw plate type hot-air furnace
10/1997
10/30/1997WO1997040323A1 Heating plate made of stone, preferably natural stone
10/29/1997EP0710348B1 Device for heating with a radiant tube
10/21/1997CA2117559C Low nox combustion system for fuel-fired heating appliances
10/16/1997WO1997038268A1 Electric heater
10/16/1997DE19613989A1 Elektrisches Heizgerät An electric heater
10/11/1997CA2173808A1 Heated makeup air system for a commercial kitchen
10/09/1997WO1997037171A1 Apparatus and method for burning organic material
10/09/1997DE19613760A1 Heat exchanger for heating appliance
10/09/1997DE19613759A1 Heat exchanger for heater
10/08/1997CN1161430A Apparatus for heating room with electrically heated hot water tube, and method therefor
10/08/1997CN1161429A Dual fan room heater
09/1997
09/24/1997EP0797058A1 Heat exchanging plate
09/24/1997EP0797056A2 Oil radiator capable of maintaining its own external borders at low temperature
09/24/1997CN1160148A Method for displaying possible remaining time of combustion operation in combustion appliance and apparatus therefor
09/23/1997US5671321 Air heater gun for joint compound with fan-shaped attachment
09/17/1997CN1159551A Multi-purpose blower fan for cooling, heating and drying
09/16/1997US5668920 Ceiling fan with attachable heater housing having an additional fan therein
09/10/1997CN1158955A Combustion installation
09/10/1997CN1158953A Combustion installation
09/09/1997US5664555 Wall heater with improved heat exchanger
08/1997
08/28/1997DE19707240A1 Electric underfloor room heating device
08/20/1997CN2260278Y High efficiency hot wind heat exchanger with infrared radiation
08/20/1997CN2260277Y Non-imaging type compound paraboloid infrared directional radiator
08/13/1997CN2259588Y Flat plate type electrothermal air box
08/05/1997US5655055 Omnidirectional space heater having adjustable, arcuate baffles
08/05/1997US5653387 Heating apparatus with a burner and heat exchanger coupled to each other
08/03/1997CA2180668A1 Portable space heater
08/03/1997CA2168725A1 Flammable fluid fuelled heater
07/1997
07/31/1997CA2193019A1 Integrated space heating and air conditioning appliance
07/29/1997US5652826 Radiant electric space heater with capillary tube thermostat
07/24/1997WO1997026487A1 Ceiling fan with attachable heater housing having an additional fan therein
07/23/1997EP0784442A1 Hair dryer apparatus adapted for multi-functional usage
07/23/1997EP0727029A4 Twin blower airhouse
07/22/1997US5649824 Portable heating device
07/22/1997US5649529 Low NOx combustion system for fuel-fired heating appliances
07/08/1997CA2127923C High efficiency fuel-fired condensing furnace having a compact heat exchanger system
07/01/1997CA2125092C Multi-poised condensing furnace
07/01/1997CA2125089C Primary heat exchanger having improved heat transfer and condensate drainage
06/1997
06/24/1997US5641421 Amorphous metallic alloy electrical heater systems
06/24/1997US5641420 Electric heater having coil with loop that passes through aperture in support
06/19/1997DE19546250A1 Electric motor driven combustion-air blower for vehicle heater
06/11/1997CN2256085Y Coal air-heating furnace
06/10/1997US5636786 High efficiency gas furnace
06/04/1997CN1151014A Radiator, particularly for heating rooms
06/03/1997US5636318 Air circulation heating apparatus provided with an infrared control unit and airflow screen associated therewith
06/03/1997US5634457 Gas heating apparatus
05/1997
05/27/1997US5632236 Gas-fired heaters with burners which operate without secondary air and have a substantially sealed combustion chamber
05/15/1997WO1997008483A3 Heat pipe
05/14/1997EP0773123A1 Apparatus for treating an air stream intended to be introduced into the passenger compartment of a vehicle
05/09/1997WO1997016684A1 Process for generating by radiation warm air from transformation of electric energy directly into diffused heat
05/07/1997EP0772010A1 Burner-head air heater
04/1997
04/29/1997US5623988 Polymeric heat exchanger with ceramic material insert
04/29/1997US5623918 Method of removing condensate from a high efficiency furnace
04/23/1997CN2252963Y Hot-blast stove
04/22/1997CA2144493C High efficiency fuel-fired condensing furnace having a compact heat exchanger system
04/16/1997EP0740763A4 An electric air heater
04/08/1997US5619612 Electric air heater with cage-shaped heating element comprised of resistance alloy strips and inclined guide vanes
04/08/1997CA2126923C Blower mounting arrangement for forced air furnace
03/1997
03/26/1997EP0764256A1 Electric radiator with a heating body embedded in a light alloy unit
03/19/1997CN2249877Y Movable multifunctional hot-air furnace
03/12/1997CN2249386Y Compressed-air temp. auto-controlled electric heater
03/12/1997CN2249385Y 电热板 Electric hot plate
03/06/1997WO1997008483A2 Heat pipe
02/1997
02/27/1997WO1997007365A1 Electric heater
02/27/1997CA2228716A1 Electric heater
02/26/1997CN2248321Y Gas heating device
02/25/1997US5606639 Stationary ceramic glass electric baseboard heater
02/12/1997CN2247314Y Energy-saving air-heating stove for warming
02/04/1997US5600752 Flexible gas hose assembly with concentric helical tube members having reinforcement spring coils
02/04/1997CA2074559C Plastic secondary heat exchanger apparatus for a high efficiency condensing furnace
01/1997
01/29/1997CN1141412A Fitting structure for burner of fan stove
01/07/1997US5590705 For developing ramjets
01/01/1997CN1139194A Warm-air heating radiator
12/1996
12/24/1996US5586932 Environmental control airhouse with variable output
12/19/1996DE19603839A1 Tiled stove
12/18/1996EP0748985A2 Environment-friendly tile stove
12/10/1996US5582159 Condensate handlers for multi-poise furnace
12/04/1996EP0745814A2 Adjustable electric heater
12/01/1996CA2165042A1 Adjustable electric heater
11/1996
11/27/1996CN2241303Y Tubular high-efficiency coal hot-air furnace
11/21/1996DE19517752A1 Plastic film hot gas welding for high precision temp. control
11/20/1996EP0743164A2 Process and apparatus for hot gas welding of plastics
11/06/1996EP0740763A1 An electric air heater
11/05/1996US5570680 Condensing furnace hot air humidification
10/1996
10/30/1996CN2238998Y Heating device
10/29/1996US5568691 Hair dryer apparatus adapted for multi-functional usage
10/24/1996WO1996033373A1 Heating appliance
10/10/1996WO1996031148A1 Device intended for setting up in a room or similar space
10/10/1996DE19538032A1 Free-standing heating or cooling radiator
10/10/1996DE19512471A1 Free-standing heating or cooling radiator
10/09/1996CN2237205Y Pressure-free air boiler
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