| Patents for F24H 3 - Air heaters having heat generating means (7,733) |
|---|
| 03/22/1994 | US5296678 Vehicle sun visor having an electric fan and heater assembly for clearing the vehicle windshield |
| 03/22/1994 | US5295473 Furnace |
| 03/22/1994 | CA2029546C Fuel-fired condensing type forced air heating furnace |
| 03/02/1994 | EP0585100A2 Furnace apparatus |
| 03/02/1994 | CN2158060Y Coal-fired efficiency indirect heating hot-air furnace |
| 03/02/1994 | CN1083203A Hot-air central heating boiler and heat supply system thereof |
| 03/01/1994 | US5290200 Detection and evacuation of atmospheric pollutants from a confined work place |
| 03/01/1994 | US5290188 Inlet and damper system for airhouses |
| 03/01/1994 | US5289696 Modular evaporative humidification device |
| 03/01/1994 | CA2104720A1 Furnace apparatus |
| 02/16/1994 | CN1082176A Directly-heated hot-blast furnace by burning coal |
| 02/15/1994 | CA2020334C Induced draft warm air furnace with radiant infrared burner |
| 02/10/1994 | DE4225719A1 Portable electric space heater combining convector and radiator - utilises infrared reflecting coatings on inside walls of cubical body having two incandescent tubular convectors at centre |
| 02/01/1994 | US5282457 High efficiency gas furnace |
| 01/19/1994 | EP0578851A1 Method of filling electrically heated radiators |
| 01/19/1994 | EP0524168B1 Electric fan for heating and humidifying |
| 01/12/1994 | CN2153016Y Efficient energy-saving air-heating stove |
| 01/11/1994 | US5278936 Thermostatically controlled portable electric space heater with automatic temperature setback for energy saving |
| 01/11/1994 | CA2051804C Solid fuel burning stove |
| 01/05/1994 | CN2152182Y Tube changeable combined hot wind furnace |
| 12/29/1993 | EP0575649A1 Radiator |
| 12/28/1993 | US5273210 Room heating arrangement |
| 12/28/1993 | US5273209 Heat exchange and fuel feed apparatus for vertical furnace |
| 12/22/1993 | CN2150492Y Steam heating device |
| 12/21/1993 | US5271376 Serpentined tubular heat exchanger apparatus for a fuel-fired forced air heating furnace |
| 12/14/1993 | CA1325235C Porous electric heating element incorporating perforated and/or notched metal plates |
| 11/25/1993 | DE4216951A1 Space heater for use in homes or offices - has thermostat-controlled resistance heating elements switched in parallel until desired surface temp is obtained or alternatively in series until desired power is reached |
| 11/24/1993 | EP0570642A1 Heat exchanger |
| 11/17/1993 | CN2146678Y Multi-functional heating humidifier |
| 11/16/1993 | US5262619 Heating device with PTC resistors non-abrasively positioned in a metallic heat body for heating flowing media |
| 11/03/1993 | EP0568464A1 Heater, in particular towel dryer with electric heating cord |
| 11/03/1993 | CN2145348Y Rotational flow metal hot-blas-air furnace |
| 10/26/1993 | US5256857 Finned PTC air heater assembly for heating an automotive passenger compartment |
| 10/20/1993 | EP0417309B1 Fan heater controller |
| 10/19/1993 | US5253635 Gas-fired heater |
| 10/05/1993 | US5251281 Stabilizing means |
| 10/05/1993 | US5249956 Multifuel heater |
| 09/29/1993 | CN1076771A System for controlling heat quantity of burner |
| 09/23/1993 | DE4208951A1 Hot gas producing heater - has burner using heat value of poor gas for heating process air with heat passing through hole cover for application to air |
| 09/22/1993 | CN2142546Y Household coal or gas fired warm-air supplier |
| 09/14/1993 | US5245692 Portable hemispheric electric space heater with circumferential filtered warm air discharge |
| 09/07/1993 | US5243683 Laminar streamflow-guided hair dryer with finned PTC heating means |
| 08/25/1993 | EP0556433A1 Oil radiator structure particularly for heating rooms |
| 08/25/1993 | CN2140611Y Electric baking oven used for air-heater |
| 08/25/1993 | CN1075543A Oil radiator structure particularly for heating rooms |
| 08/24/1993 | US5239610 Wall mounted plug-in electric space heater with mounting clip for preventing accidental unplugging |
| 08/24/1993 | US5239163 Automobile air heater utilizing PTC tablets adhesively fixed to tubular heat sinks |
| 08/10/1993 | US5235668 Portable electric space heater with air cooled outer wall surfaces |
| 08/03/1993 | CA1320945C Space heating and ventilating systems for buildings |
| 07/08/1993 | WO1993013360A1 Gas-fired heaters with burners which operate without secondary air |
| 06/29/1993 | US5222476 Low NOx aspirated burner apparatus |
| 06/16/1993 | CN2136429Y Drying and heating device |
| 06/09/1993 | EP0544853A1 Air heater. |
| 05/26/1993 | EP0542785A1 Adjustable panel and mounting assembly. |
| 05/25/1993 | US5214740 Portable electric heating apparatus for supplying heated dry non-flammable gas to an applicator gun |
| 05/19/1993 | CN2133768Y Directly heating hot-blast stove |
| 05/05/1993 | CN2132125Y Hot-blast stove |
| 04/28/1993 | CN2131070Y Down-combustion type energy-saving hot-air stove |
| 04/28/1993 | CN2131069Y Heat-pipe type coal air-heater |
| 04/28/1993 | CN2131068Y Multifunctional household air-warmer |
| 04/27/1993 | US5206476 Supplementary automobile duct heater |
| 04/27/1993 | US5205276 Compact furnace heat exchanger |
| 04/24/1993 | CA2081158A1 Electric heating device with heating element in enameled sheet including a temperature-compensated resistive lining |
| 04/14/1993 | CN2129905Y Anti-explosive fresh air heating machine group |
| 04/14/1993 | CN2129904Y 太阳能空气加热器 Solar air heater |
| 04/13/1993 | US5201651 Construction heater and method of manufacture of heater |
| 04/07/1993 | CN2129393Y Colour-vapour humidifying ceramic warm blowing machine |
| 04/06/1993 | US5199416 Hot air heat exchanger |
| 03/23/1993 | US5197111 Convection heater with heating elements arranged in a stair step configuration |
| 03/16/1993 | US5195164 Electric heater/blowers with selectively-locked output variable heat and blower controls |
| 03/10/1993 | EP0531092A1 Hot-air blower |
| 03/10/1993 | EP0530525A1 Device for heating streaming media |
| 02/24/1993 | CN2127480Y Air heater of drying tower |
| 02/18/1993 | WO1993002768A1 A method for purifying gas distribution systems |
| 02/14/1993 | CA2075768A1 Electric stove |
| 02/13/1993 | CA2075689A1 Heating device for heating flowing media |
| 02/10/1993 | CN2126902Y Vertical spiral plate coal hot-blast stove |
| 02/10/1993 | CN1068882A Hot-air generator with multiple kinds of energy output |
| 02/09/1993 | US5184600 Regulating the humidity of a heated space by varying the amount of moisture transferred from the combustion gases |
| 02/09/1993 | US5184355 Water closet blowing warm air and water closet unit attachable to toilet room |
| 02/04/1993 | WO1993002323A1 Environmental control in a confined workplace |
| 02/02/1993 | CA1313337C Fuel pre-heater for liquid fueled engine |
| 01/27/1993 | EP0524168A1 Electric fan for heating and humidifying. |
| 01/20/1993 | EP0524128A1 Steam generator, usable as a heater and a boiler |
| 01/13/1993 | CN2126555Y Bulkhead convolution type gas hot-air heating farnace |
| 01/12/1993 | US5178651 Method for purifying gas distribution systems |
| 01/12/1993 | US5178124 Plastic secondary heat exchanger apparatus for a high efficiency condensing furnace |
| 01/07/1993 | WO1993000781A1 A microwave heating method and a relative microwave heating device |
| 01/05/1993 | CA1312348C2 Furnace inducer outlet elbow |
| 12/29/1992 | US5174271 Heat exchanger with unitary air intake and exhaust member for an air conditioner |
| 12/23/1992 | EP0519303A1 Hot air heat exchanger |
| 12/16/1992 | EP0518007A1 Burner device |
| 12/09/1992 | CN2124430U Multipurpose thermal tube type atmospheric stove |
| 12/02/1992 | CN2123733U Two-purpose machine for stoving and warming |
| 11/26/1992 | WO1992020975A1 Air heater |
| 11/26/1992 | DE4116692A1 Waermetauschereinsatz fuer luftheizgeraete Waermetauschereinsatz for luftheizgeraete |
| 11/24/1992 | US5165386 Compact gas-fired air heater |
| 11/17/1992 | US5164626 Coil element and heat generating motor assembled therefrom |
| 11/17/1992 | US5163234 Hand drier control apparatus |
| 11/11/1992 | CN2121653U Drying oven |