Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567) |
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09/15/1999 | CN2338676Y Water heater |
09/15/1999 | CN2338675Y 全自动热水器 Automatic water heater |
09/15/1999 | CN2338674Y Water heater using gas and coal as fuel |
09/15/1999 | CN2338673Y High-efficiency and energy-saving boiler |
09/15/1999 | CN1228522A Fuel heater |
09/14/1999 | US5950573 Power vented water heater with air inlet |
09/08/1999 | EP0940636A2 Boiler and process for heating and for producing sanitary hot water |
09/08/1999 | CN2337469Y Water boiler |
09/08/1999 | CN2337468Y Multifunction water boiler |
09/08/1999 | CN2337467Y Full-automatic back-firing oil and gas combustion boiler |
09/08/1999 | CN2337466Y Gas-combustion warming stove |
09/08/1999 | CN2337465Y Gas-firing warming apparatus |
09/08/1999 | CN2337464Y Heat pipe lining atmospheric energy-saving boiler |
09/08/1999 | CN2337463Y Separating electric water heater |
09/08/1999 | CN2337462Y 电磁热水器 Electromagnetic water heater |
09/08/1999 | CN2337461Y Horizontal atmospheric boiler capable of removing fumes, collecting dust and saving energy |
09/08/1999 | CN2337460Y Water-temperature display electric water heater |
09/08/1999 | CN2337459Y Warming electric fast-heating shower |
09/08/1999 | CN2337458Y Combustion booster lower air exhausting device for gas-firing water heater |
09/08/1999 | CN2337457Y Continuous-gasification coal-combustion vertical boiler |
09/08/1999 | CN2336727Y Temperature controllable bathtub |
09/07/1999 | US5947111 Apparatus for the controlled heating of process fluids |
09/02/1999 | WO1999043993A1 External gas-fired water/glycol heater |
09/01/1999 | CN2336275Y Water pressure manostat |
09/01/1999 | CN2336274Y Vertical single grate double return boiler |
09/01/1999 | CN2336273Y Double grate top-fired water combustion-helping living boiler |
09/01/1999 | CN2336272Y Horizontal small civil coal boiler |
09/01/1999 | CN2336271Y Single flue and water pipe set type boiler body |
09/01/1999 | CN2336270Y Atmospheric hot-water boiler |
09/01/1999 | CN2336269Y Atmospheric quick-heating boiler |
09/01/1999 | CN2336268Y Multifunctional non-pressurized hot-water boiler |
09/01/1999 | CN2336267Y Float electric heater |
09/01/1999 | CN2336266Y Dualpurpose electrothermal film water heater |
09/01/1999 | CN2336265Y Electric water heater |
09/01/1999 | CN2336264Y Spiral electric flowing water heater |
09/01/1999 | CN2336263Y Vertical electrothermal film water heater |
09/01/1999 | CN2336262Y Full displaceable heat pipe hot-water boiler |
09/01/1999 | CN2335548Y Self-heating shower head |
08/31/1999 | CA2036416C Thermoelectric generator for heating liquids |
08/26/1999 | DE19807626A1 Electro-ion energy heating unit or water heater |
08/25/1999 | EP0937952A2 Heat exchanger |
08/25/1999 | CN2335091Y High-efficient atmospheric pressure water-heating boiler |
08/25/1999 | CN2335090Y Energy-saving atmospheric pressure boiler |
08/25/1999 | CN2335089Y Multi-function electric water heater |
08/25/1999 | CN2335088Y Domestic water heater |
08/25/1999 | CN2335087Y Magnet induction type electric water heater |
08/25/1999 | CN2335086Y Safety exhauster for domestic gas water heater |
08/25/1999 | CN2335085Y 电热水器 Electric water heaters |
08/25/1999 | CN2335084Y Multi-pipe partition board type energy-saving boiler |
08/25/1999 | CN2335083Y Low-pressure high-temp. energy-saving dust-removing boiler |
08/25/1999 | CN1226656A Counter fire coal furnace |
08/24/1999 | US5943475 Heating element for water heaters with scale control |
08/24/1999 | US5941200 Gas-fired water heater having plate-mounted removable bottom end burner and pilot assembly |
08/24/1999 | CA2051409C Plastic heating boiler with integral exhaust gas cleaning |
08/19/1999 | DE19908768A1 Heating apparatus for connecting to standard flue |
08/18/1999 | EP0936329A2 Transportable heater |
08/18/1999 | EP0935731A1 Heating boiler for solid fuels, specially timber |
08/18/1999 | CN2333964Y Movable water heating device |
08/18/1999 | CN2333963Y Square box type three-return atmospheric hot water boiler |
08/18/1999 | CN2333962Y Multi-functional domestic water heater |
08/18/1999 | CN2333961Y Double-deck hot-tube grate boiler |
08/18/1999 | CN2333960Y Continuous full-automatic gas-, fuel- and coal-fired pressureless hot-water boiler |
08/18/1999 | CN2333959Y Water-boiling device |
08/18/1999 | CN2333958Y Automatic temp-controlling electric heating tube |
08/18/1999 | CN2333957Y Vacuum boiler fit with vacuum heating equipment |
08/18/1999 | CN2333956Y Vertical smoke-eliminating and dust-removing atmospheric boiler |
08/18/1999 | CN2333955Y Tower-type coal water heating boiler |
08/18/1999 | CN2333954Y High-efficiency multi-functional civil boiler |
08/18/1999 | CN1225989A Combustion apparatus |
08/18/1999 | CN1225846A Spiral protrusion type handle grip |
08/17/1999 | US5938427 Combustion apparatus |
08/17/1999 | US5937796 Gas apparatus for heating fluids |
08/17/1999 | US5937768 Portable multi-purpose outdoor fire container and hot water storage system |
08/12/1999 | WO1999040376A1 Heating unit for oil or gas boiler and modules for producing same |
08/12/1999 | WO1999040375A1 Instantaneous fluid heating device and process |
08/11/1999 | EP0934493A1 Purged grounded immersion heater |
08/11/1999 | CN2332959Y Tower type thimble-tube energy saving boiler |
08/11/1999 | CN2332958Y Verticle fire pipe boiler |
08/11/1999 | CN2332957Y Low pressure high temp. steam generator |
08/11/1999 | CN2332956Y Leakage-proof electrical water heater |
08/11/1999 | CN2332955Y Arc pipe multifunctional stove |
08/11/1999 | CN2332954Y Shower bathing stove |
08/11/1999 | CN2332322Y Four seasons bathing appts. |
08/11/1999 | CN1225441A Ceramic resonant type scale-less water heater |
08/05/1999 | DE19804267A1 Large water boiler for creating steam and/or hot water |
08/05/1999 | DE19804086A1 Double-shell steel heating boiler with improved durability |
08/04/1999 | CN2331920Y Drinking machine |
08/04/1999 | CN2331919Y Internal installed drinking machine |
08/04/1999 | CN2331912Y Cylinderical chamber-hanging type energy-saving boiler |
08/04/1999 | CN2331911Y Horizontal type atmospheric hot-water boiler |
08/04/1999 | CN2331910Y Auxiliary electric heater for solar-energy water heater |
08/04/1999 | CN2331909Y Direct-exhaust water heater |
08/04/1999 | CN2331908Y Water heater |
08/04/1999 | CN2331907Y Energy-saving gas water heater |
08/04/1999 | CN2331906Y 电磁波热水器 Electromagnetic water heater |
08/04/1999 | CN2331905Y 微波热水器 Microwave water heater |
08/04/1999 | CN2331904Y Backfire boiler |
08/03/1999 | US5933575 Water heating appliance for hottub or spa |
07/29/1999 | WO1999038356A1 Demand anticipation control system for a high efficiency ultra-pure fluid heater |
07/29/1999 | DE19802720A1 Heating boiler with integrated exhaust gas heating for domestic and industrial use |