Patents for F24H 3 - Air heaters having heat generating means (7,733)
07/2001
07/18/2001CN1068549C Heating heat exchanger with electric heat emitter
07/17/2001US6263157 Independently operating and mobile radiator and process for its manufacture
07/17/2001CA2036437C Direct gas-fired industrial air heater burner
07/11/2001EP1114283A1 Compact high-efficient air heater
07/11/2001EP0885367B1 Method and apparatus for generating hot gas
07/04/2001CN2438060Y Air warming device
07/03/2001US6254337 Low noise air blower unit for inflating thermal blankets
06/2001
06/28/2001WO2001046623A1 Heating device and heating method
06/27/2001CN2436882Y Soundless electronic flow-jetting thermal component
06/20/2001EP1108963A2 Combustion gas heat exchanger
06/20/2001CN2435697Y Radiator for use in bothroom
06/13/2001CN2434612Y Hot-air furnace
06/13/2001CN2434611Y Self-controlling superconductive thermotube hot-air furnace
06/12/2001US6244196 Apparatus and method for burning organic material
06/07/2001WO2001040714A1 Pivotable heater
06/07/2001WO2001013047A3 Heat exchanger
06/06/2001CN2433572Y Energy-saving warm-air furnace
05/2001
05/31/2001WO2001039550A1 Portable electric heater with digital display
05/31/2001CA2392556A1 Portable electric heater with digital display
05/30/2001EP1102947A1 Chemical delivery system having purge system utilizing multiple purge techniques
05/30/2001CN2432746Y Ptc电加热器 Ptc heater
05/30/2001CN2432517Y Infrared radiatin circulating-current non-metal electric heater
05/29/2001US6240247 Ceiling fan with attached heater and secondary fan
05/23/2001CN1295885A Wall hanging, fragrant and heating type constant-temp. self-controlled flushing body-cleaner
05/16/2001EP1099915A1 Heat exchanger with at least two juxtaposed sections
05/16/2001EP1099083A1 A hot air generating device
05/15/2001US6233397 Dual power rated electric heater
05/09/2001CN2429986Y Linear electric heat radiator with ornaments
05/08/2001US6227451 Radiant heater system
05/01/2001US6223740 Fuel-fired furnace with self-cooling draft inducer fan
04/2001
04/26/2001DE19961133C1 Heat exchanger for a gas heating system exhaust gas assembly has housing shells forming the gas flow channels with lateral ribs at right angles to the gas flow for improved heat recovery using less materials
04/26/2001DE19948711C1 Radiator Radiator
04/25/2001CN2427945Y Novel ceramic electrically heating grid
04/19/2001WO2001027542A1 Radiator
04/19/2001DE19947486A1 Transportable air heater; has casing with heater unit of burner and heat exchanger with fuel tank connected by pump to burner and exit side of burner connected to exhaust gas pipe through fan unit
04/17/2001US6219490 Ventilation tube, particularly for medical devices
04/13/2001CA2285836A1 Electric heater
04/03/2001US6209624 Gas-to-gas heat exchangers for use in sulphuric acid plants
03/2001
03/28/2001CN2425324Y Direct-burning hot-tube air heater
03/21/2001EP1085275A2 An easily-assembled portable forced-air heater with reduced number of components
03/21/2001CN2424420Y Microelectrothermal roasting kiln
03/20/2001US6205290 Electric heater with heat sink members
03/14/2001CN2423545Y Hot-air stove using oil as heat conducting medium
03/14/2001CN2423537Y Economic domestic ventilating machine
03/07/2001CN2422786Y Fixed support for improved PTC electric heater and electric heater
03/07/2001CN2422585Y Air heater for sukkah
03/07/2001CN2422315Y Multifunctional domestic washing machine
03/01/2001WO2000058669A3 Combined electric fan and radiation heater
02/2001
02/28/2001CN2421588Y 电暖器 Heater
02/28/2001CN2421587Y Domestic hot-air heating stove
02/28/2001CN2421586Y Hot-air stove
02/25/2001CA2316468A1 Improved air curtain vestibule
02/22/2001WO2001013047A2 Heat exchanger
02/22/2001DE19939017A1 Wärmetauscher Heat exchanger
02/21/2001EP1077351A1 Electrical control device for a radiator, esp. an electrical towel drier
02/21/2001CN2420576Y Temperature lifting furnace for greenhouse
02/21/2001CN2420575Y Defreezing hot air machine for fire-fighting car
02/21/2001CN2420574Y Mobile warm air blower
02/07/2001CN2418354Y Biological-matter gasifying hot-air heatiing stove
01/2001
01/23/2001US6178292 Core unit of heat exchanger having electric heater
01/17/2001CN2415308Y Air heater
01/10/2001CN2414349Y Metal hot-blast stove
01/10/2001CN2414348Y Oil (gas) combustion heat-pipe hot-blast stove
01/04/2001WO2001001047A1 Ceiling fan having one or more fan heaters
01/04/2001CA2378037A1 Ceiling fan having one or more fan heaters
01/02/2001US6169851 Space heaters
01/02/2001CA2154514C Gas-to-gas heat exchangers for use in sulphuric acid plants
12/2000
12/28/2000WO2000079186A1 A heater unit
12/27/2000CN2412345Y Radiation heating plate
12/26/2000US6167193 Portable electric heater with digital display
12/21/2000DE19926264A1 Liquid fuel heater for a vehicle has a cup-shaped base with a mantle with an eccentric bulge around the flame pipe with the heat exchanger for an effective heating of the air or water flowing around the heat exchanger
12/20/2000CN2411448Y Jet-type hot-blast stove without rib-plate
12/19/2000US6161535 Method and apparatus for preventing cold spot corrosion in induced-draft gas-fired furnaces
12/13/2000CN2410584Y Hot-air boiler for greenhouse
12/12/2000US6160956 Ceiling fan with heating/lighting assembly
12/11/2000CA2303626A1 Tubular heat exchanger for infrared heater
12/07/2000WO2000073711A1 Compact high-efficient air heater
12/07/2000DE19925757A1 Heater especially for motor vehicle has heater block enclosed by a frame, with heat emanating control components integrated into vol. enclosed by frame near heater block
12/07/2000DE19925444A1 Combination heat exchanger with positive temperature coefficient heat storage device has heating elements acted upon by various heat sources, thermally decoupled by insulation material
12/07/2000CA2338240A1 Compact high-efficient air heater
11/2000
11/30/2000WO2000071863A1 Heating element for heating flowing gases
11/29/2000CN2408401Y Inverse burning type direct heating air heating stove
11/28/2000US6154606 Heater
11/28/2000US6152128 Easily-assembled portable forced-air heater with reduced number of components
11/23/2000DE19923228A1 Heating element to heat flowing gas, with at least some layers of lamination of first flat component insulated from each other by second flat component
11/23/2000DE19922668A1 Heat transfer unit, in particular, heater for motor vehicles comprises a pipe block provided with seating devices which serve for accommodation of heater elements, and are soldered to the pipe block
11/22/2000EP1054313A1 Temperature sensor
11/22/2000CN2407286Y Energy-saving hot air stove
11/15/2000CN2406192Y Energy-saving hot-air stove
11/09/2000WO2000066951A1 Tubular heating system, electronically operated, with internal electric element surrounded by air
11/09/2000DE19918906A1 Temperatursensor Temperature sensor
11/07/2000US6142141 Airflow diffuser for use with a forced-air space heater and a forced-air space heater using the same
11/01/2000CN2404064Y Two-phase closed thermosiphon electric air heater
11/01/2000CN2404063Y Radiation heating insulation bakery
10/2000
10/31/2000US6141495 Portable flue heater to reduce or eliminate downdrafts
10/31/2000CA2014610C Heat exchanger
10/18/2000CN2401844Y Gas air-heater
10/18/2000CN2401843Y Smokeless metal energy-saving furnace
10/17/2000US6134387 Process and device for hot gas welding of plastic sheets with electrically heated tubular gas flow conduit
10/12/2000DE19915520A1 Reducing corrosion in boiler vessels involves starting burner with heating vessel pre-heated using residual heat in consumable water tank to reduce condensation of corrosive materials
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