| Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567) |
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| 06/01/1994 | EP0599796A1 Atmospheric gasboiler for central heating |
| 06/01/1994 | EP0599172A1 Method of manufacturing an electric water heater for a hot beverage dispenser and water heater so obtained |
| 06/01/1994 | DE4336531A1 Heating device for central heating and tap water - comprises central heating water circuit in which is accommodated a combustion gas - central heating - water - heat exchanger in a combustion channel |
| 06/01/1994 | DE4324942A1 Lamp-heated energy prodn. and convector system with air flow control - releases internal stress of industrial waste or scrap materials to produce high temp. for water heating or evapn. |
| 06/01/1994 | DE4317511C1 Method for prodn. of inner-coated tap water store - uses storage tank which is provided with an outer cover in pot or cylindrical form as external heater |
| 06/01/1994 | CN2167315Y Autometic control combustion oil stove for heating water with heat-pipe |
| 06/01/1994 | CN2167314Y Multi-function and energy saving stove with heat-pipe and back combustion |
| 06/01/1994 | CN2167313Y Multi-function and safety water heater |
| 06/01/1994 | CN2167312Y 节能高效热水器 Energy efficient water heaters |
| 05/26/1994 | WO1994011681A1 Electrical apparatus |
| 05/26/1994 | DE4339763A1 Liquid or gas heater - has surface of tubular heater body bearing against casing via components allowing for different coefficients of expansion |
| 05/25/1994 | EP0598691A1 A heating boiler with flue-gas recirculation and a combustion chamber unit for such boilers |
| 05/25/1994 | CN2166380Y Automatic breaking for water boiling of water heater |
| 05/25/1994 | CN2166379Y Thin shape balance type gas-burning water heater |
| 05/25/1994 | CN2166378Y Combined vertical boiler |
| 05/25/1994 | CN2166377Y Efficient sleeving furnace |
| 05/25/1994 | CN2166376Y vertical heating water boiler |
| 05/25/1994 | CN2166375Y Vertical atmospheric fire box double-fire grate water-heating boiler |
| 05/25/1994 | CN2166374Y Valve for water heater |
| 05/25/1994 | CN2166373Y Efficient multi-function electrical water heater |
| 05/25/1994 | CN2166372Y Household water heater |
| 05/25/1994 | CN1087165A Water and electricity separated, radiation heating fast shower |
| 05/24/1994 | US5313914 Potable hot water storage vessel and direct-fired heat exchanger |
| 05/18/1994 | CN2165377Y Universal shower water heater |
| 05/18/1994 | CN2165376Y Multifunctional full automatic water supply device |
| 05/18/1994 | CN2165375Y Electric water heater |
| 05/18/1994 | CN2165374Y Safety energy-saving super-thin type fast electric water heater |
| 05/18/1994 | CN2165373Y Water boiling boiler |
| 05/18/1994 | CN2165372Y Pumpless forced circulation water heating boiler |
| 05/18/1994 | CN2165371Y Water heating device attached to radiator |
| 05/18/1994 | CN2165370Y Water heater with stove recovered waste heat |
| 05/17/1994 | US5311843 Water heating apparatus |
| 05/11/1994 | WO1994010511A1 System and method for heating a liquid |
| 05/11/1994 | WO1994010509A1 Humidity control: moisture transfer from combustion gases |
| 05/11/1994 | EP0595945A1 Double-walled heating section. |
| 05/11/1994 | CN2164524Y High-effect wide temp. range heat-pipe boiler |
| 05/11/1994 | CN2164523Y Water heater for range |
| 05/11/1994 | CN1086417A Energy-saving water heater for electronic therapy |
| 05/10/1994 | CA2031550C Multi-type air heating apparatus utilizing phase variation of heating medium |
| 05/04/1994 | EP0594933A1 Process for fabricating electric continuous-flow heaters for fluids |
| 05/04/1994 | CN2163986Y Small-sized efficient energy-saving domestic boiler |
| 05/04/1994 | CN2163985Y Vertical energy-saving boiler |
| 05/04/1994 | CN2163984Y Fluidizing oil-burning water boiler |
| 05/04/1994 | CN2163980Y High-efficient heater |
| 05/04/1994 | CN2163979Y Gas heat exchanger |
| 05/04/1994 | CN2163978Y Gas-fired quick-heating water boiler |
| 05/04/1994 | CN2163977Y Pumpless automatic circulating hot-water heating boiler |
| 05/04/1994 | CN1086304A Immersion combustion type liquid-heating device |
| 05/03/1994 | CA1329076C Sealing and insulation device for the space between spaced apart surfaces |
| 04/28/1994 | DE4235460A1 Continuous water heater for washing and rinsing machines - with heater coil in direct contact with water within a container |
| 04/27/1994 | EP0594296A1 Water heater electric control dam with wire entry |
| 04/27/1994 | EP0593606A1 A microwave heating method and a relative microwave heating device |
| 04/27/1994 | CN2163347Y Burner gas tube of water heater |
| 04/27/1994 | CN2163345Y Quick energy saving tea stove |
| 04/27/1994 | CN2163344Y Household heating stove |
| 04/27/1994 | CN2163343Y Small-sized boiler |
| 04/27/1994 | CN2163342Y Pressureless energy saving stove |
| 04/26/1994 | US5305735 Direct fired hot water generator with more than one heat exchange zone |
| 04/26/1994 | US5305614 Ancillary heat pump apparatus for producing domestic hot water |
| 04/21/1994 | DE4234665A1 Component with channels for heating fluids, esp. for continuous flow heater - comprises plastic body with channels, some having reinforcement which makes no contact with fluid. |
| 04/20/1994 | CN2162623Y Miniature efficiente energy-saving hot-water stove for household |
| 04/20/1994 | CN2162622Y Multifunction efficiente hot-water stove |
| 04/20/1994 | CN2162621Y Shower heating apparatus for steam bath |
| 04/20/1994 | CN2162620Y Magnetic, mining, efficiente, energy-saving boiler |
| 04/20/1994 | CN2162619Y Storage hot-water apparatus |
| 04/20/1994 | CN2162618Y Semi-conductor hot-water apparatus |
| 04/20/1994 | CN2162617Y Automatic electric hot-water apparatus |
| 04/20/1994 | CN2162616Y Separate gas hot-water apparatus |
| 04/14/1994 | WO1994008183A1 Hot and boiling water heater |
| 04/13/1994 | EP0592222A1 Water heaters |
| 04/13/1994 | EP0591774A1 Dishwasher with continuous flow-heater |
| 04/13/1994 | EP0591755A1 Electric radiator fluids with continuous-flow heaters |
| 04/13/1994 | EP0591563A1 Boiler |
| 04/13/1994 | CN2161871Y Smokeless single-layer double combustion chamber heating stove |
| 04/13/1994 | CN2161870Y Tea water boiler |
| 04/13/1994 | CN2161869Y Energy-saving smoke-removing stove |
| 04/13/1994 | CN2161868Y Electric water heater |
| 04/13/1994 | CN2161867Y Automatic electric heating magnetic water bottle |
| 04/13/1994 | CN2161866Y Electric heating water boiler with disinfecting utensil function |
| 04/13/1994 | CN2161865Y Liner of water-storage heater |
| 04/13/1994 | CN2161864Y Forced fume extractor for domestic speed gas-fired water heater |
| 04/13/1994 | CN2161863Y 电热水器 Electric water heaters |
| 04/13/1994 | CN1085303A Combustion method and apparatus for reducing emission concentrations of NOX and CO |
| 04/13/1994 | CN1024216C Water boiling structure |
| 04/06/1994 | CN2160855Y Main valve safety device for gas water heater fired by water control |
| 04/06/1994 | CN2160853Y Multifunctional atmospheric water heating boiler using fuel oil |
| 04/06/1994 | CN2160852Y Atmospheric boiler for heating water |
| 04/06/1994 | CN2160851Y Domestic pot type gas burning water heater |
| 03/30/1994 | EP0589026A1 Process and device for regulating the burning of solid fuels in a combustion plant |
| 03/30/1994 | CN2160094Y Inner stove power saving device for hot water boiler |
| 03/30/1994 | CN2160092Y High efficient hot tube power saving civil stove |
| 03/30/1994 | CN2160091Y 淋浴器 Shower |
| 03/30/1994 | CN2160090Y Pressure water heater capable of using multiple heat source |
| 03/30/1994 | CN2160089Y Insulation multi-temperature water heater |
| 03/30/1994 | CN2160088Y Power saving vertical hot water boiler |
| 03/30/1994 | CN2159959Y Full automatic distilling drinking water device with cold and hot water supply |
| 03/29/1994 | US5299280 Wipe entry arrangement for components in a protective dam area of a foam insulated electric water heater tank |
| 03/24/1994 | DE4332246A1 Dishwasher with through-flow heater - has spray arm fed at front with circulated rinsing water from pump |
| 03/24/1994 | DE4331916A1 Heating radiator with combustion chamber and adjacent heat exchanger - whose tubes are inserted in combustion chamber wall apertures, with deflection shells fitted to tube ends |
| 03/24/1994 | DE4231243A1 Hot water tank with steel jacket surrounding storage vessel - has jacket as simple welded structure without extra seals, with vacuum in intermediate space |