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