Patents for F24H 3 - Air heaters having heat generating means (7,733)
10/1996
10/08/1996US5562844 Ptc heater radiator with frame members applying pressure to heaters
10/08/1996US5562089 Apparatus for burning clean fuel gas
10/04/1996CA2146214A1 Heating apparatus using forced air
10/01/1996US5560350 High efficiency, forced hot air heater which humidifies and cleans the air
09/1996
09/28/1996CA2155482A1 Portable electric fan heater
09/25/1996CN2236110Y Revolving-type air-preheater fan-shaped plate sealed sensor
09/25/1996CN2236092Y Super-energy-saving air-curtain electric heating device
09/24/1996CA2129875C High efficiency furnace method and apparatus
09/19/1996WO1996028698A1 Mobile hot air blower
09/19/1996CA2209129A1 Portable hot-air blower
09/18/1996CN2235588Y Chemical gas electrically heating furnace
09/11/1996CN2235103Y Wall Hanying electric heating diaphragm radiator
09/10/1996US5553604 Space heating system, heater, and combustion chamber
09/06/1996WO1996027271A1 Electric heating element of the convection or convection-radiation type
09/06/1996CA2213835A1 Electric heating element of the convection or convention-radiation type
09/04/1996CN2234589Y Air heater
08/1996
08/29/1996WO1996026397A1 Space heating device
08/22/1996CA2212337A1 Blower
08/22/1996CA2169988A1 Portable heating device
08/21/1996EP0727029A1 Twin blower airhouse
08/20/1996US5548100 Article warmer with heated frame and flexible enclosure
08/14/1996EP0544853B1 Air heater
08/14/1996CN2233065Y Hot-blast stove with heat recovery and even heat exchanging
08/14/1996CN1129032A Device for heating with radiant tube
08/14/1996CN1128853A Central heating system with warm wind
08/14/1996CA2134360A1 Poor man's heater and cooler
08/13/1996US5544488 Self-powered heat transfer fan
08/08/1996WO1996024021A1 Heat exchanger
08/08/1996DE19503426A1 Portable oil or gas fired air heater
08/08/1996CA2212051A1 Heat exchanger
08/07/1996CN2232560Y Water controlled electric heating radiator
08/07/1996CN2232559Y Flat-tube electric radiator
08/06/1996US5542470 Crimped joint design for clamshell heat exchanger
08/01/1996CA2151991A1 Portable quartz heater
07/1996
07/31/1996CN1127873A High efficiency gas furnace
07/30/1996US5542022 Compact packed bed heater system
07/30/1996US5540213 Portable kerosene heater
07/30/1996US5540211 Pocket heat exchanger
07/24/1996EP0723122A1 Radiator, particularly for heating rooms
07/17/1996CN2231468Y Low temp. radiation electric heating plate
07/17/1996CN2231397Y Small hot air stove for heating and living
07/17/1996CN2231396Y Electric heating table
07/10/1996EP0641241B1 A method for purifying gas distribution systems
06/1996
06/27/1996WO1996019701A1 Environmental control airhouse with variable output
06/26/1996EP0719073A2 Electric heating element for heating a gaseous medium
06/26/1996EP0718567A1 Hot air gun
06/26/1996EP0717829A1 Air heater
06/12/1996CN2229057Y Warmer
06/11/1996US5524606 Air heater
06/05/1996CN2228638Y Energy-saving heater for greenhouse
05/1996
05/30/1996WO1996016301A1 Electric fan heater
05/30/1996DE4441989A1 Wall mounted fan heater, for use in toilets and bathrooms
05/23/1996WO1996015410A3 Forced hot air heater which humdifies and cleans the air
05/23/1996WO1996015410A2 Forced hot air heater which humdifies and cleans the air
05/22/1996CN2227801Y Hot-blast stove
05/21/1996US5519191 Fluid heater utilizing laminar heating element having conductive layer bonded to flexible ceramic foil substrate
05/15/1996DE19539720A1 Heating body for melting ice and snow on streets
05/14/1996US5516282 Burner tube and space heater employing the tube
05/08/1996EP0710348A1 Device for heating with a radiant tube
05/08/1996CN2226733Y High efficiency air heater
05/01/1996CN2226249Y Indirect hot-air producer using fuel oil and gas
04/1996
04/30/1996US5513296 Air heater with angled PTC heaters producing diverging heated airflow
04/25/1996DE19538701A1 Warm air heater
04/24/1996CN2225634Y Warm air stove
04/23/1996US5511145 Portable electric heater or floor lamp
04/23/1996US5509604 Chargeable fan heater
04/17/1996EP0707434A2 Radiator for motor vehicle heating system
04/11/1996WO1996010349A1 Hair dryer apparatus adapted for multi-functional usage
04/10/1996EP0706017A1 High efficiency gas furnace
04/10/1996EP0706013A1 Gas heat exchanger
04/09/1996US5505252 Heat exchanger
04/08/1996CA2155174A1 High efficiency gas furnace
03/1996
03/20/1996CN2222880Y horizontal fixed tube plate coal hot-air stove
03/13/1996CN1118424A Hot air supplying machine
03/13/1996CN1031294C Heat exchanger
03/06/1996CN2221759Y Pipe coal-fired hot-air furnace
03/05/1996US5495888 Heater control
02/1996
02/21/1996EP0542785B1 Adjustable panel and mounting assembly
02/14/1996CN1116702A Air heater using fuel oil
02/13/1996US5490495 Cleanout header for multi oil furnaces
02/07/1996CN2219462Y Fast heater for concrete
02/01/1996DE19508324C1 Mobile hot air blower using different energy sources
01/1996
01/31/1996EP0694743A1 Oil-filled column radiator
01/31/1996CN1115842A High efficiency gas furnace
01/24/1996EP0640202A4 Heater attachment for evaporative cooler.
01/24/1996EP0640201A4 Heater control.
01/24/1996CN2218184Y High temperature and high performance indirect air heating furnace
01/17/1996EP0692684A1 Hot air stream generating device
01/17/1996EP0666972A4 Gas heater for processing gases.
01/10/1996CN2217202Y Box type semi-conductor air heater for hot wind machine
01/09/1996US5483040 Electrically heated hot gas soldering instrument
01/09/1996US5482657 Heater attachment for evaporative cooler
01/04/1996DE4422499A1 Transportable electrically-heated bed
01/03/1996EP0690274A1 Heating apparatus with a burner and heat exchanger coupled to each other
01/03/1996EP0689657A1 Air heater
01/03/1996CN2216664Y 空气加热器 Air Heater
12/1995
12/26/1995US5477846 Furnace-heat exchanger preheating system
12/21/1995WO1995034787A1 Electric radiator with a heating body embedded in a light alloy unit
12/20/1995EP0687404A1 Electrical heating apparatus
12/20/1995CN2215700Y Moveable oil combustion air heater
1 ... 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 ... 78