Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567) |
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04/27/1992 | CA2043052A1 Standby heating element for a water heater |
04/23/1992 | DE4115644C1 Burner in heating boiler - incorporates return gas flues surrounding flame tube |
04/23/1992 | DE4107947C1 Boiler with flat sheets - has corrugations running in different directions to give rapid heat transfer |
04/23/1992 | DE4033222A1 Heating boiler for liq. or gas fuel - has combustion chamber open at opposite end to burner and surrounded by gas flue |
04/22/1992 | EP0481195A1 Heating device for paint and spray air which are fed through hoses to a spray gun |
04/22/1992 | EP0481040A1 A method of regulating a gas-fired heat-generating appliance, and the relative appliance |
04/22/1992 | CN2102471U Multi-purpose power saving water heater |
04/22/1992 | CN2102470U Rapid power saving water heater |
04/22/1992 | CN2102469U Directly heating warm water central heating boiler |
04/22/1992 | CN2102468U Multifunction hot water kettle |
04/21/1992 | US5105799 Portable fluid heater |
04/17/1992 | CA2047355A1 High efficiency water heater |
04/16/1992 | DE4139287A1 Hot water storage unit for solar system - has integrated storage and expansion tanks and heat exchanger |
04/16/1992 | DE4032243A1 Sectional boiler for atmospheric gas burner - has cooling water arms with vertical ribs projecting up into flame areas |
04/16/1992 | DE4032242A1 Cast iron heating boiler - comprises one piece inner cylinder and two piece outer cylinder forming water jacket |
04/15/1992 | CN2101844U Heater with dual-dxpending carrier |
04/15/1992 | CN2101834U Water boiling device |
04/15/1992 | CN2101833U Water heater with all heated internal and external surface |
04/15/1992 | CN2101832U Shower capable of using waste heat of internal-combustion engine |
04/15/1992 | CN1016266B Fluid heater using pulsating combustion |
04/14/1992 | CA1298881C Thermo-induction hot fluid generator |
04/14/1992 | CA1298865C Water heater with multiple heating elements having different power rating |
04/08/1992 | CN2101202U Sensing and measuring device for water feeding of heater |
04/08/1992 | CN2101201U Electric cold/hot water boiling heater |
04/08/1992 | CN2101200U Soft coal no-smoke burning tea-bath furnace |
04/08/1992 | CN2101199U Water heater wind-proof exhausting device |
04/08/1992 | CN2101197U Water, gas and electricity intercontrolled automatic igniting gas water heater |
04/08/1992 | CN2101196U Quick water boiling heater |
04/08/1992 | CN2101195U Water storage electric shower device |
04/08/1992 | CN2101194U Shower/drink two-purpose water boiling device |
04/08/1992 | CN2101193U Warm/heat two-purpose water boiling machine |
04/08/1992 | CN2101192U Water heater tank |
04/07/1992 | CA1298599C Hot water supply for tubs |
04/07/1992 | CA1298525C Stove for burning solid fuel |
04/02/1992 | WO1992005381A1 Thermal insulation jacket |
04/01/1992 | EP0478112A1 Vacuum boiler type evaporator |
04/01/1992 | EP0477705A2 Heating boiler |
04/01/1992 | CN2100583U Simple gas-electric water heater |
04/01/1992 | CN2100582U Domestic multi-funcitonal heating system |
04/01/1992 | CN2100581U Multi-purpose heating boiler |
04/01/1992 | CN2100580U Double-functional living boiler |
04/01/1992 | CN2100579U Quick water-storage water heater |
04/01/1992 | CN2100578U Domestic simple rapid water heater |
03/31/1992 | CA1298156C Boiler or water heater with insulated water tank |
03/26/1992 | DE4029781A1 Electric water storage heater - has cap over heating element and temp. control to deflect heated waterdownwards |
03/25/1992 | EP0477116A1 Boiler with reinforced intermediate elements |
03/25/1992 | EP0476311A1 Electrif fluid heater |
03/25/1992 | CN2099940U Under-feed reverse-combustion type coal stove |
03/25/1992 | CN2099939U Negative pressure type dual-purpose convenient electric water-heating shower |
03/25/1992 | CN2099938U Non-pressure multipurpose hot-water supply boiler |
03/25/1992 | CN2099937U Quick-heating heater |
03/25/1992 | CN2099936U High-efficiency energy-saving multipurpose tea boiler |
03/25/1992 | CN1059788A Gas cock for full automatic heater |
03/24/1992 | US5097802 Condensing furnace with submerged combustion |
03/24/1992 | CA1297743C Synthetic gas cooler with thermal protection |
03/24/1992 | CA1297742C Methods and apparatus for changing liquid temperature |
03/19/1992 | DE4029513A1 Thermostatic space heater with coil around water tube - can be operated independently at times when main central heating installation and pump are not operative |
03/18/1992 | EP0475850A1 Fluid heater |
03/18/1992 | EP0475817A1 Heat exchanger for combination boilers |
03/18/1992 | EP0475007A1 Water heater |
03/18/1992 | CN2099281U Coal-saving water heating stove |
03/18/1992 | CN2099279U Electric boiler |
03/18/1992 | CN2099278U Water storage type electric heater |
03/18/1992 | CN2099277U Civil energy-saving water heater |
03/18/1992 | CN2099276U Water heater |
03/18/1992 | CN2099275U Boiler |
03/18/1992 | CN2099274U Closed steam heating type water warmer |
03/17/1992 | US5096413 Ignition mechanism for a heater |
03/12/1992 | DE4028375A1 Heat to electrical energy conversion - using heat source and energy converter and heat supplied to converter is obtained by catalytic combustion |
03/11/1992 | EP0473946A1 Sectional boiler |
03/11/1992 | CN2098652U Energy-saving and smoke-reducing tea-urn stove |
03/11/1992 | CN2098651U Water heater burning massive soft coal with smoke and dust reducing functions |
03/11/1992 | CN2098648U Multi-purpose and energy-saving tea-urn stove |
03/11/1992 | CN2098647U Energy-saving and quick water heater |
03/10/1992 | US5094593 Circulation device with resistance heating |
03/04/1992 | EP0365640B1 Low-temperature heating boiler |
03/04/1992 | CN2097981U Whirlwind cancel smoke aspirating furnace |
03/04/1992 | CN2097980U Flame vortex flow hot water and heating boiler |
03/04/1992 | CN2097978U Automatic control thermal water heater |
03/04/1992 | CN2097977U Coal stove waste water-heater for shower |
03/04/1992 | CN2097976U Integrated gas water-heater for shower |
03/04/1992 | CN2097975U Electric water heater |
03/04/1992 | CN2097599U Automatic water-stored shower device |
03/03/1992 | US5093897 Apparatus for dispensing quantities of water of variable temperatures |
03/03/1992 | US5093896 System for transporting highly viscous waterproofing membrane |
03/03/1992 | US5092279 Distribution baffle for hot water tank |
02/26/1992 | EP0472276A2 Hot loop water supply apparatus |
02/26/1992 | CN2097374U Under exhaust heater |
02/26/1992 | CN2097373U Cast iron water heater |
02/26/1992 | CN2097372U Double-tiered burning boiler for heating water and warming |
02/26/1992 | CN2097371U Convex automatic gas tea and bath boiler |
02/26/1992 | CN2097370U Full-automatic gas water-heater |
02/22/1992 | CA2049452A1 Window cleaning fluid heating system |
02/19/1992 | CN2096719U Double-row multi-burn type atmospheric stove |
02/19/1992 | CN2096718U Efficient energy-saving auto-control pan type hot-water apparatus |
02/19/1992 | CN2096717U Prewarm apparatus for water |
02/19/1992 | CN1058842A Wick-type fuel boiler |
02/19/1992 | CN1058838A Hanging bladder energy-saving water furnace |
02/13/1992 | DE4025583A1 Water heater with gas or oil burner |
02/12/1992 | CN2096026U Built-adjusting valve water storage heater |