| Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567) |
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| 09/10/1997 | EP0794392A1 Cast, light-metal, substantially cylindrical heat exchanger |
| 09/10/1997 | CN2262219Y Leak-proof multipurpose oil combustion gas burning pressure-free boiler |
| 09/10/1997 | CN2262218Y Aumospheric after heat dust removing water heating boiler |
| 09/10/1997 | CN2262217Y Positive and negative two way atomospheric water heating boiler |
| 09/10/1997 | CN2262216Y Atmospheric high efficiency quick enerny saving water heater |
| 09/10/1997 | CN2262215Y Electric water heater with safety device |
| 09/10/1997 | CN2262214Y 电热水器 Electric water heaters |
| 09/10/1997 | CN2262213Y Compensating heater for solar water heater |
| 09/10/1997 | CN2262212Y High efficiency water boiler for tea |
| 09/10/1997 | CN1158969A Internal-combustion gas-burning heating boiler |
| 09/10/1997 | CN1158955A Combustion installation |
| 09/04/1997 | WO1997032160A1 Improved pour-in-place water heater foam insulation systems |
| 09/04/1997 | DE19608681C1 Water-heating stove with photovoltaic panel for stand-alone operation |
| 09/03/1997 | CN2261598Y Multifunctional water boiler using oil fuel at normal pressure |
| 09/03/1997 | CN2261597Y High performance, energy saving, multifunctional stove at normal pressure |
| 09/03/1997 | CN2261596Y Low pressure water boiler by down ward combustion |
| 09/03/1997 | CN2261595Y Water stove using oil fuel |
| 09/03/1997 | CN2261594Y Low pressure water stove |
| 09/03/1997 | CN2261593Y Electric water heater capable of using heat radiator as auxilliary source |
| 09/03/1997 | CN2261592Y 电磁热水器 Electromagnetic water heater |
| 09/03/1997 | CN2261591Y Electric shower bath with heat sensitive ceramics |
| 09/03/1997 | CN2261590Y High performance energy saving multifunctional safety electric water heater |
| 09/03/1997 | CN2261589Y Vertical boiler |
| 09/03/1997 | CN2261588Y High performance energy saving water boiler working at normal pressure |
| 08/28/1997 | WO1997031224A1 Boiler continuously supplied with solid fuel batches |
| 08/28/1997 | DE19707240A1 Electric underfloor room heating device |
| 08/27/1997 | EP0791785A2 Hot fluid generating apparatus |
| 08/27/1997 | EP0791389A1 Catalyst assembly, in particular for a three-pass boiler |
| 08/27/1997 | CN2260991Y High-efficient coal-gas water-heating and heating stove |
| 08/27/1997 | CN2260990Y Vertical after-combustion-chamber multi-purpose boiler |
| 08/27/1997 | CN2260989Y Container multi-return-circulation water heating boiler |
| 08/27/1997 | CN2260988Y Vertical normal-pressure water-heating boiler |
| 08/27/1997 | CN2260987Y Fully-automatic domestic electric water heating device |
| 08/27/1997 | CN2260986Y Sauna health-care water heater |
| 08/27/1997 | CN2260985Y Convenient shower device |
| 08/27/1997 | CN2260984Y Electric automatic water-heating cooling and purifying device |
| 08/27/1997 | CN2260983Y Vacuum-plated electrothermal film water-heater |
| 08/27/1997 | CN2260982Y Fully-automatic electric water heater |
| 08/27/1997 | CN2260981Y Hanging-on-wall type multi-stage over-flow electric water heater |
| 08/26/1997 | US5660165 Back-up heater |
| 08/21/1997 | DE19706503A1 Catalytic heat generator |
| 08/21/1997 | DE19613411C1 Through-flow fluid heating device |
| 08/21/1997 | DE19605996A1 Electrical continuous flow heater manufacturing method |
| 08/20/1997 | CN2260276Y Ambient pressure water boiler |
| 08/20/1997 | CN2260275Y Immersed type liquid heater |
| 08/20/1997 | CN2260274Y Heat exchange type water heater |
| 08/20/1997 | CN2260273Y Multi-function oil-fuel quick heat supply unit used at ambient pressure |
| 08/20/1997 | CN2260272Y Plate-exchange type two purpose water heater for heating room and hot water |
| 08/20/1997 | CN2260271Y Ambient pressure water boiler |
| 08/20/1997 | CN2260270Y Ambient pressure water boiler with annular hearth |
| 08/20/1997 | CN2260269Y High efficiency, energy-saving and miniature heat generator |
| 08/20/1997 | CN1157396A Sauna gas water heater with circulating water supply device |
| 08/20/1997 | CN1157395A Device type wide-spectrum infrared liquid dynamic quick heating pipe |
| 08/20/1997 | CN1157394A Fully automatic fuel-oil water heater |
| 08/19/1997 | CA2113132C Electric water heater with improved insulation structure |
| 08/13/1997 | EP0789203A1 Gas condensing bioler |
| 08/13/1997 | EP0789188A2 Catalytic burner |
| 08/13/1997 | CN2259587Y Two-purpose stove for heating and showering |
| 08/13/1997 | CN2259586Y Round corner cubical drinking bathing and warming multi-purpose heating water boiler |
| 08/13/1997 | CN2259585Y Safety fast-heating tube type electric water heater |
| 08/13/1997 | CN2259584Y Fast energy-saving boiler |
| 08/13/1997 | CN2259583Y Energy-saving fast heating water boiler |
| 08/13/1997 | CN2259582Y Multi-function warming and bathing apparatus |
| 08/13/1997 | CN2259581Y Controllable temperature water heater alarmed by electronic sound |
| 08/12/1997 | US5655710 Method for controlling operated-units count of fluid heating units |
| 08/06/1997 | EP0787418A1 Cartridge heater system |
| 08/06/1997 | CN2258970Y Direct heated type gas petroleum heater |
| 08/06/1997 | CN2258969Y Electric heating shower bath device |
| 08/06/1997 | CN2258968Y Water boiling heater capable of continuous supplying hot water |
| 08/06/1997 | CN2258967Y Insulation type continuous water supply electric water heater |
| 08/06/1997 | CN2258966Y Electromagnetic induction hot-water device |
| 08/06/1997 | CN2258965Y Multifunctional boiler |
| 07/31/1997 | DE19704985A1 Heater with gas burner |
| 07/30/1997 | EP0786065A1 A low nox and co emissions direct contact high temperature water heater |
| 07/30/1997 | CN2258599Y Normal pressure water heating boiler |
| 07/30/1997 | CN2258598Y Medium pressure water heating boiler |
| 07/24/1997 | WO1997021968A3 Heat exchanger |
| 07/23/1997 | CN2258262Y Quick heating electric water heater |
| 07/23/1997 | CN2258261Y Coal-fired direct heat-exchanging furnace with dust-removing desulphurizing function |
| 07/23/1997 | CN1155058A Electric-heating water-boiling device with safety device |
| 07/23/1997 | CN1155057A Quick steam-generating device |
| 07/22/1997 | US5649330 Heated flexible bathing container |
| 07/17/1997 | WO1997025572A1 Instantaneous fluid heating device and process |
| 07/17/1997 | DE19650892A1 Floor heating system |
| 07/16/1997 | EP0784191A2 Installation for heating circulation heating water and sanitary water |
| 07/16/1997 | CN2257909Y Sectional household gas fast hot water heater |
| 07/16/1997 | CN2257908Y Smoke removing coal saving device |
| 07/16/1997 | CN2257907Y Atmospheric pressure vertical dual-chamber coal gas cyclone boiler |
| 07/16/1997 | CN2257896Y Garbage/coal dual-purpose smoke-removing boiler |
| 07/10/1997 | WO1997024562A1 Heater for fluids |
| 07/10/1997 | DE19648021A1 Hot water storage tank |
| 07/09/1997 | CN2257594Y Energy-saving boiler with heating and cooking function |
| 07/02/1997 | CN2257369Y High circulating multiplying power boiler with water heater |
| 07/02/1997 | CN2257368Y Dual-purpose gas-fired water heater |
| 07/02/1997 | CN1153591A Heating device for heating solid or liquid medium |
| 07/02/1997 | CN1153274A Memory type quick cool water and hot water switching device |
| 07/01/1997 | US5642724 Fluid mixing systems and gas-fired water heater |
| 06/26/1997 | DE19547705A1 Electric water heater |
| 06/25/1997 | CN2256995Y High-efficient energy-saving boiler capable of removing smoke and dust, and easy to repair |
| 06/25/1997 | CN2256994Y Compensator for water heater |