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