| Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567) |
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| 11/17/1999 | CN2349504Y Vertical fire-pipe three-purpose boiler |
| 11/17/1999 | CN2349503Y Assemblied casting iron heat-exchanger |
| 11/17/1999 | CN2349502Y Smokeless coal boiler capable of inhibiting nitrogen oxide emission by adding coal at middle part and buring at two sides |
| 11/17/1999 | CN2349501Y Automatic water heater |
| 11/17/1999 | CN2349500Y Exhauster for water heater |
| 11/17/1999 | CN2349499Y Float box type electric heating shower apparatus |
| 11/17/1999 | CN2349498Y Safety quick heating type water-heater |
| 11/17/1999 | CN2349497Y Multi-function magnetizable electric water-heater |
| 11/17/1999 | CN2349496Y Air-curtain heat-exchanging boiler |
| 11/17/1999 | CN2349495Y Oil fuel heat-pipe boiler |
| 11/17/1999 | CN2349494Y Prheating box for bath |
| 11/16/1999 | US5983889 Portable water tank heating system |
| 11/16/1999 | US5983841 Heat exchanger |
| 11/16/1999 | CA2115383C Apparatus for heating fluids |
| 11/11/1999 | WO1999057492A1 A device for thermally processing a gas stream, and method for same |
| 11/11/1999 | WO1999057490A1 A coal-fuelling boiler |
| 11/11/1999 | DE19819411A1 Heating machine with integrated gross calorific value utilization and waste gas washing device including ecomodule |
| 11/11/1999 | DE19819139A1 Boiler assembly especially for a water heating system |
| 11/11/1999 | DE19819138A1 Heating system with boiler and exhaust channels between the burner zone and exhaust outlet |
| 11/11/1999 | DE19819137A1 Heating system with boiler and exhaust outlet zone |
| 11/10/1999 | EP0954726A1 Boiler having exchanging elements with heat-regulated flow rate |
| 11/10/1999 | EP0787418B1 Cartridge heater system |
| 11/10/1999 | CN2348319Y Full-automatic solar electric water heater |
| 11/10/1999 | CN2348311Y 组合热水器 Combination Water Heater |
| 11/10/1999 | CN2348310Y Hydrogen chloride synthetic exhaust-heat boiler |
| 11/10/1999 | CN2348309Y 锅炉 Boiler |
| 11/10/1999 | CN2348308Y Briquet water-boiling and bathing boiler |
| 11/10/1999 | CN2348307Y Water-heating and heating stove |
| 11/10/1999 | CN2348306Y Low-pressure water-boiling boiler |
| 11/10/1999 | CN2348305Y Thermal conduction coal three-purpose boiler |
| 11/10/1999 | CN2348304Y Multi-functional water heater |
| 11/10/1999 | CN2348303Y Medium heat conduction electric heating water-heating device |
| 11/10/1999 | CN2348302Y Health electric water heater |
| 11/10/1999 | CN2348301Y 电热水器 Electric water heaters |
| 11/10/1999 | CN2348300Y Domestic water tank water heater |
| 11/10/1999 | CN2348299Y Thermostatic shower water-storage electric water heater |
| 11/10/1999 | CN2348298Y Pressure cooker steam hot-water shower-bath |
| 11/10/1999 | CN2348297Y High-efficiency water heating boiler and water heating machine set |
| 11/10/1999 | CN2348296Y Rapid water heater |
| 11/10/1999 | CN2348295Y Special electric water heater for water tap |
| 11/10/1999 | CN2348294Y 循环水加热热水器 Circulating water heating heaters |
| 11/10/1999 | CN2348293Y Tower-type cinder-discharging dustless water and fire tube heating stove |
| 11/09/1999 | US5979371 Foam distribution jacket and method of insulating a hot water heater with expandable foam material |
| 11/03/1999 | CN2347111Y Semi-gas boiler |
| 11/03/1999 | CN2347110Y Multifunctional boiler |
| 11/03/1999 | CN2347109Y Civil heating stove |
| 11/03/1999 | CN2347108Y Multipurpose boiler |
| 11/03/1999 | CN2347107Y Environmental protecting coal saving continuous burning water heating stove |
| 11/03/1999 | CN2347106Y High effective tea stove |
| 11/03/1999 | CN2347105Y Gas bathing water heater with water pump |
| 11/03/1999 | CN2347104Y Multifunctional safety gas water heater |
| 11/03/1999 | CN2347103Y Improved heating boiler |
| 11/03/1999 | CN2347102Y Smokeless high effective energy saving boiler |
| 11/03/1999 | CN1233729A Multiple combustion boiler |
| 11/03/1999 | CN1046158C Bactericidal water boiler with function of incineration |
| 11/02/1999 | US5978550 water heating element with encapsulated bulkhead |
| 10/30/1999 | CA2419951A1 Apparatus for the controlled heating of fluids |
| 10/28/1999 | DE19818010A1 Convection section for flame tube boiler or some other liquid heater |
| 10/27/1999 | CN2345906Y Atmospheric high-temp. hot-air boiler |
| 10/27/1999 | CN2345905Y Water-spray combustion-supporting boiler |
| 10/27/1999 | CN2345904Y Tubular energy-saving boiler |
| 10/27/1999 | CN2345903Y Hot-water heating boiler without smoke and with micronic dust |
| 10/27/1999 | CN2345902Y Tubular boiler |
| 10/27/1999 | CN2345901Y Water heater with refraction chamber |
| 10/27/1999 | CN2345900Y Coal fired vertical boiler with flat flame |
| 10/27/1999 | CN2345899Y 脉冲燃烧锅炉 Pulse combustion boilers |
| 10/27/1999 | CN2345898Y 发光热水器 Luminous heaters |
| 10/27/1999 | CN2345897Y 热水器 Water Heater |
| 10/27/1999 | CN2345896Y Flow-heating water heater |
| 10/27/1999 | CN2345895Y Improved of burner structure of water heater |
| 10/27/1999 | CN2345894Y Complete set of device for automatic constant temp. central hot-water boiler |
| 10/27/1999 | CN2345893Y Cage-type heating device |
| 10/27/1999 | CN2345892Y Vertical honeycomb briquette heating pipe atmospheric boiler |
| 10/27/1999 | CN2345891Y Combined multipurpose energy-saving boiler |
| 10/27/1999 | CN2345142Y Bathtub |
| 10/27/1999 | CN1232949A Energy-saving booster gas burning water heater |
| 10/26/1999 | US5970923 Tank structure for hot-water supply unit |
| 10/20/1999 | CN2344719Y Energy saving non-pressure boiler |
| 10/20/1999 | CN2344718Y 民用采暖炉 Civil stove |
| 10/20/1999 | CN2344717Y Fully automatic gas-fired fuel-oil atmospheric water heating boiler |
| 10/20/1999 | CN2344716Y Small fully automatic oil burning boiler |
| 10/20/1999 | CN2344715Y Fully automatic gas fired-oil burning small steam atmospheric boiler |
| 10/20/1999 | CN2344714Y Horizontal type electric water heater |
| 10/20/1999 | CN2344713Y 电热水器 Electric water heaters |
| 10/20/1999 | CN2344712Y Wall-hanging type electric heating boiler |
| 10/20/1999 | CN2344711Y 电热水器 Electric water heaters |
| 10/20/1999 | CN2344710Y Electric water heater |
| 10/20/1999 | CN2344709Y 微波热水器 Microwave water heater |
| 10/20/1999 | CN2344708Y Lighting electric water heater |
| 10/20/1999 | CN2344707Y Water controlled fully automatic booster-type gas water heater |
| 10/20/1999 | CN2344706Y Air exhauster for water heater |
| 10/20/1999 | CN2344705Y Hot water keeping device for water heater |
| 10/20/1999 | CN2344704Y Integral boiler |
| 10/20/1999 | CN2344703Y Combined iron casting heat exchanger |
| 10/20/1999 | CN2344702Y Combined cast-iron heat exchanger |
| 10/20/1999 | CN2344701Y Multiple heat source energy-saving water heater |
| 10/19/1999 | US5967137 High efficiency direct-contact high temperature water heater |
| 10/16/1999 | CA2269106A1 Compact gas fired water heater with improved combustion chamber |
| 10/13/1999 | EP0948725A1 Heating apparatus |
| 10/13/1999 | CN2343538Y Double fire grate back-fire horizontal boiler |