| Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567) |
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| 09/27/1989 | CN2045083U Water central heating furnace for briquet coal |
| 09/27/1989 | CN2045082U Energy-saving boiling water supplying boiler |
| 09/27/1989 | CN2045067U Energy-saving coal stove with water heater |
| 09/26/1989 | US4869427 Shower system |
| 09/26/1989 | US4869232 Oil and gas water heater |
| 09/26/1989 | US4869208 Compact modular fluid storage and heating system |
| 09/26/1989 | CA1261770A1 Pressure tank construction for corrosive medium |
| 09/26/1989 | CA1261691A1 Liquid heating system |
| 09/26/1989 | CA1261173A1 Liquid bath temperature control |
| 09/26/1989 | CA1260924A1 Heat exchanger |
| 09/26/1989 | CA1260786A1 Heating system |
| 09/26/1989 | CA1260779A1 Method and device for the generation of hot air |
| 09/26/1989 | CA1260778A1 Cylindrical boiler |
| 09/26/1989 | CA1259865A1 Heat exchanger and application to a fluid heating apparatus, particularly a domestic hot water accumulator |
| 09/20/1989 | EP0333297A1 A gas-fired heating appliance |
| 09/20/1989 | EP0333093A1 Heating container of liquids, fatty products, gels and similar products |
| 09/20/1989 | CN2044701U 立式锅炉 Vertical boiler |
| 09/20/1989 | CN2044700U Household water-heating shower |
| 09/19/1989 | US4867106 Direct power vented water heater |
| 09/13/1989 | EP0332550A2 Generator for simultaneously producing hot drinking water and carbon dioxide, and agricultural plants using same |
| 09/13/1989 | CN2044334U Safety rapid electric water heater |
| 09/12/1989 | US4866250 Device for preheating liquid, particularly liquid fuel |
| 09/12/1989 | US4865014 Water heater and method of fabricating same |
| 09/07/1989 | DE3806590A1 Heating boiler with a stepped flame-deflecting pot |
| 09/06/1989 | EP0331141A2 Boiler |
| 09/05/1989 | US4862834 Open hot water heater |
| 08/30/1989 | CN2043735U Wall-hanging automatic electric water boiler |
| 08/30/1989 | CN2043734U Full automatic electric heating device |
| 08/30/1989 | CN2043733U Domestic water heater |
| 08/30/1989 | CN2043732U Energy-saving water heater |
| 08/30/1989 | CN1035047A Multi-use continuous water heating pot |
| 08/29/1989 | US4861968 Foam insulated water heater and method of making same |
| 08/29/1989 | US4860728 Water heater device |
| 08/23/1989 | EP0329508A1 Central heating installation with a sanitary hot water circuit |
| 08/23/1989 | EP0328797A2 Multi-purpose boiler for producing hot water |
| 08/23/1989 | EP0328593A1 Catalytic oxidation reactor for gaseous mixtures |
| 08/23/1989 | CN2043326U Wet-back type ordinary pressure boiler |
| 08/23/1989 | CN2043325U Energy-saving hot water boiler feeding with coal pancake |
| 08/17/1989 | DE3903692A1 Continuous-flow water heater |
| 08/16/1989 | EP0328309A1 Water heaters |
| 08/16/1989 | EP0327974A1 Heaters |
| 08/16/1989 | EP0327889A1 Heater unit for fluids |
| 08/16/1989 | CN2042938U Heat-pipe stove for tea-water and bathing-water heating |
| 08/16/1989 | CN2042937U Range-mouth heat collector for water-heating and bathing |
| 08/10/1989 | DE3907222A1 Heating device for heat exchangers for motor vehicles |
| 08/09/1989 | EP0326814A1 Radiating heater for heating liquids |
| 08/09/1989 | CN2042578U Automatic gas burning water boiler |
| 08/09/1989 | CN2042577U Safety timed hot water heater |
| 08/08/1989 | US4855569 Water heater for preformed spas and baptismal pools |
| 08/08/1989 | US4855552 Fluid heating device incorporating transformer secondary winding having a single electrical turn and cooling means optimized for heat transfer |
| 08/08/1989 | US4854373 Heat exchanger for a pump motor |
| 08/08/1989 | CA1258308A1 Hot water heating system having minimum hot water use based on minimum water temperatures and time of heating |
| 08/02/1989 | CN2042173U Simple multipurpose heat source |
| 08/02/1989 | CN2042172U Boiling-water stove |
| 08/02/1989 | CN2042171U High-efficiency energy-saving domestic vacuum heat transmitter |
| 08/02/1989 | CN2042170U Domestic atmospheric boiler with two-layered grate |
| 08/02/1989 | CN2042169U Domestic heating stove |
| 08/02/1989 | CN2042168U Fast oil-burning water heater |
| 08/02/1989 | CN1034421A Boiler body of cast iron boiler equipped with coal-saving device |
| 08/01/1989 | US4852524 Gas fired water heater |
| 08/01/1989 | US4852523 Atmospheric gas boiler |
| 07/27/1989 | DE3901212A1 Furnace for burning solid fuels, in particular for central heating boilers |
| 07/27/1989 | DE3800847A1 Boiler |
| 07/26/1989 | CN2041789U Multipupose gas water heater |
| 07/26/1989 | CN2041788U Effective gas boiler |
| 07/26/1989 | CN2041787U Hot water heating stove |
| 07/26/1989 | CN2041786U Constant pressure three-purpose boiler |
| 07/26/1989 | CN2041785U Gas stove with water heater |
| 07/26/1989 | CN1034256A 立式锅炉 Vertical boiler |
| 07/25/1989 | US4851515 Nitridotetrahalotechnetium compounds from pertechnetate, azide, hydrohalic acid |
| 07/25/1989 | US4850427 Device for controlling overheating and scaling in an apparatus for heating a fluid and apparatus equipped with such a device |
| 07/25/1989 | US4850195 Fuel spray combustion device |
| 07/20/1989 | DE3736321C1 Boiler |
| 07/19/1989 | EP0324313A1 Device for cooling a burner |
| 07/19/1989 | EP0207106B1 Incident and/or translucent light microscope |
| 07/19/1989 | CN2041410U Potential hot-water boiler |
| 07/19/1989 | CN2041409U Water heating boiler |
| 07/19/1989 | CN2041408U Parallel heat-pipe fire grate type high efficient tea-urn stove |
| 07/19/1989 | CN2041407U Multifunction household heat exchanger |
| 07/19/1989 | CN2041406U Heater for mixing steam and water |
| 07/19/1989 | CN1034107A High power electrothermal convertor and processing technique thereof |
| 07/12/1989 | EP0323942A1 Hot water accumulator and process for heating this accumulator |
| 07/12/1989 | EP0323827A2 Electronic electrothermal conversion material, its products and method for production thereof |
| 07/12/1989 | CN2041018U Energy-saving water heating stove |
| 07/12/1989 | CN2041017U Exchange type smoke oblique returning water-heating stove |
| 07/12/1989 | CN2041016U Pot type temp. autocontrolled water-heater |
| 07/12/1989 | CN2041015U Gas-fired type water-heating heat-generating means |
| 07/12/1989 | CN2041014U Multipurpose water heater capable of generating superheated steam |
| 07/12/1989 | CN2041013U Fully-automatic gas-fired water-heater |
| 07/12/1989 | CN2041012U Self-spray steam automatic air-blast stove |
| 07/11/1989 | US4846150 Vertical tube water heater |
| 07/11/1989 | US4846149 Fluid heater using pulsating combustion |
| 07/11/1989 | US4846148 Heating apparatus and method |
| 07/05/1989 | CN2040611U Heating shower |
| 07/05/1989 | CN2040610U Mini self-circular domestic boiler |
| 07/05/1989 | CN2040609U Vertical double-joint teastove |
| 07/05/1989 | CN2040608U Multifunctional electric water heater |
| 07/05/1989 | CN2040607U Speedy energy saving water heater |
| 07/04/1989 | US4844927 Storage tank assembly for bulk fat and method for using same |
| 07/04/1989 | US4844074 Method and apparatus for introducing a fluid into a human or animal organism as well as method and heating device for temperature control |