Patents
Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567)
05/2000
05/03/2000CN2376605Y Isolation medium heat-conducting type electric-heating steam-water heater
05/03/2000CN1251895A Energy-saving household gas heater of water
05/02/2000US6055944 Heating device
05/02/2000CA2185492C Water heater having molded plastic storage tank, and associated fabrication methods
04/2000
04/27/2000DE19917763A1 Hot water generator incorporates storage and heating container, cold water feeder, three intercommunicating compartments, and tap.
04/26/2000CN2375926Y Vertical oil- and gas-fired boiler
04/26/2000CN2375925Y Hot water boiler body
04/26/2000CN2375924Y Multi-functional efficient domestic heating vertical boiler
04/26/2000CN2375923Y Water-storage electric water heater liner
04/26/2000CN2375922Y 电热水器 Electric water heaters
04/26/2000CN2375921Y Vertical combined electric boiler
04/26/2000CN2375920Y Domestic layer heating electric water heater
04/26/2000CN2375919Y Shell built-up electric water heater
04/26/2000CN2375918Y Multi-functional electric water-heating boiler
04/26/2000CN2375917Y Double-storage domestic water heater
04/26/2000CN2375916Y Electric heating ozone shower
04/26/2000CN2375915Y 加热板 Heating plate
04/26/2000CN2375914Y Automatic cut-off electric water heater
04/26/2000CN2375913Y Electric quick-heating full-automatic magnetic cold and hot water producing device
04/26/2000CN2375912Y Multi-purpose boiler body
04/26/2000CN2375911Y Wave-type chamber energy-saving stove
04/26/2000CN2375910Y Small vertical gas- and coal-fired steam and water-heating boiler
04/25/2000US6053130 Power vent water heater with electronic control system
04/25/2000US6052898 Method of winding fluid heater coils
04/20/2000DE19951217A1 Fuel cell arrangement has device for converting heat into electrical energy, e.g. Stirling motor connected into fuel cell waste gas line and coupled to current generator
04/20/2000DE19951216A1 Fuel cell control method for supply of residential network connected with public electricity network, involving measuring and regulating energy supplied in dependence on momentary power requirements
04/20/2000DE19951215A1 Fuel cell apparatus has a condenser-type exhaust gas heat exchanger to recover condensed water for recycling to a reformer
04/19/2000EP0994321A2 Heat exchanger for fuel fired water heater
04/19/2000EP0994313A1 Method for making a heat exchanger and heat exchanger made by this method
04/19/2000EP0994303A1 Power vented water heater with air inlets against flame flash-back
04/19/2000EP0728279B1 Method of operating a heater, and heater for carrying out the method
04/19/2000CN2374813Y Verticle gas oil heating furnace
04/19/2000CN2374812Y Atmospheric hot water boiler
04/19/2000CN2374811Y Vertical non-pressure energy saving boiler
04/19/2000CN2374810Y Detatchable enamel inner chamber of water heater
04/19/2000CN2374809Y Non-pressure distillation water heater
04/19/2000CN2374808Y Timing electrothermal water heater
04/19/2000CN2374807Y Automotive electrothermal water heater
04/19/2000CN2374806Y Enclosed ceramic heater for electrothermal water heater
04/19/2000CN2374805Y Opening electrothermal water heater
04/19/2000CN2374804Y Multifunctional heating electrothermal superconductive water heater
04/19/2000CN2374803Y Microcomputer controlled fast heating electrothermal water heater
04/19/2000CN2374802Y Constant temp gas water heater
04/19/2000CN2374801Y Heating device of electromagnetic heater
04/19/2000CN2374800Y Tap type magnetized electrothermal water heater
04/19/2000CN2374799Y Safety energy saving fast magnetizing water heater
04/19/2000CN2374798Y 立式无压热水蒸汽锅炉 Vertical non-pressure superheated steam boilers
04/19/2000CN2374797Y Opening non-pressure energy saving boiler
04/19/2000CN2374796Y Alternant reversely burning boiler
04/18/2000CA2209369C Heating element for water heaters with scale control
04/13/2000DE19846282A1 Heating pipe for acting as a heatable wall includes a fixture for heating elements with no soldered and bonded joints
04/12/2000EP0992743A2 Gas boiler with means for accumulating and maintaining hot water for domestic use
04/12/2000EP0935731B1 Heating boiler for solid fuels, specially timber
04/12/2000CN2373744Y Multipurpose atmospheric household electric boiler with heat exchanging and anti-scaling
04/12/2000CN2373743Y Anthracite boiler using compound circulating and with chain fire grate
04/12/2000CN2373742Y Multifunction gas heating furnace
04/12/2000CN2373741Y Quick energy-saving continuous water heater
04/12/2000CN2373740Y Single-machine-type electric heat supply unit
04/12/2000CN2373739Y 热水器 Water Heater
04/12/2000CN2373738Y Water-storage type high-efficient energy-saving electric water heater
04/12/2000CN2373737Y Quick safety electric shower appliance
04/12/2000CN2373736Y Two-purpose water heater using electric heating and radiation heating
04/12/2000CN2373735Y Electric-heating water-storage heat exchanger
04/12/2000CN2373734Y Infrared controller for electric water heater
04/12/2000CN2373733Y Horizontal gas water heater
04/12/2000CN2373732Y 微波热水器 Microwave water heater
04/12/2000CN2373731Y Gas water heater
04/12/2000CN2373730Y Fan linkage apparatus for gas water heater
04/12/2000CN2373729Y Small-sized wall hanging intelligence light hydrocarbon fuel heating device
04/12/2000CN2373728Y Device for adjusting air flow of light hydrocarbon gas water heater
04/12/2000CN2373727Y 立式锅炉 Vertical boiler
04/12/2000CN1250146A Multiple-pipe baffle type energy saving boiler
04/09/2000CA2249910A1 High efficiency, glass-lined, combination space and hot water heater
04/06/2000WO2000019153A1 Natural draft water heater
04/06/2000DE19947879A1 Heating arrangement, having fuel cells arranged jointly with heat exchanger in low-pressure chamber, whereby exhaust fume conductors of fuel cells are connected with heat exchanger
04/06/2000DE19845583A1 All-fuel heating boiler has fluid space and suspended combustion chamber plus top-level offgas collector bleeding offgas out for scrubbing and purefying.
04/06/2000DE19845219A1 Continuous heater for example used in domestic dishwashers comprises heating device with heating element and contact element
04/06/2000DE19843694A1 Hot water storage tank with heating element runs crossover channels from first and second water flow areas to issue close to temperature sensor.
04/05/2000CN2372619Y Heating stove
04/05/2000CN2372618Y Double-layer temp.-increasing heating vertical boiler
04/05/2000CN2372617Y Exhaust-heat energy-saving gas water heater
04/05/2000CN2372616Y Atmospheric smokeless boiler
04/05/2000CN2372615Y High power high efficiency energy-saving environmental protection backfire boiler
04/05/2000CN2372614Y Vertical multi-layer heat pipe hot-water boiler
04/05/2000CN2372613Y Automatic water-supply fast boiling (hot) water boiler
04/05/2000CN2372612Y Heater for electric water heater
04/05/2000CN2372611Y External heating electric water heater
04/05/2000CN2372610Y 高效快速热水器 Efficient water heater
04/05/2000CN2372609Y Safety, energy-saving condensing gas water heater
04/04/2000US6044839 Liquid heating apparatus
04/04/2000US6044803 Vertical tube water heater apparatus
03/2000
03/30/2000WO1999066267A9 Water jacket assembly
03/29/2000EP0731899B1 A heat exchanger
03/29/2000CN2371510Y Secondary air supplying device for vertical atmospheric boiler
03/29/2000CN2371507Y Energy-saving boiler
03/29/2000CN2371506Y Atmospheric water heating boiler with double fire grates, smoke pipe and water pipe
03/29/2000CN2371505Y Three-return atmospheric boiler for heating water
03/29/2000CN2371504Y Internal heat pipe type domestic showering water heater
03/29/2000CN2371503Y Pressure-bearing type electric heating insulation water tank
03/29/2000CN2371502Y Heater for producing distilled water