Patents
Sitemap › F24 - Heating; Ranges; Ventilating › F24H - Fluid heaters, e.g. water or air heaters, having heat-generating means, in general › F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater
Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567)
10/1998
10/21/1998CN2295159Y Multi-purpose mini-sized boiler
10/21/1998CN2295158Y Water heater
10/21/1998CN2295157Y Honeycomb briquette burning vertical boiler
10/21/1998CN2295156Y Normal-pressure water-heating boiler
10/21/1998CN2295155Y Domestic multi-purpose high-efficient energy-saving normal-pressure boiler
10/21/1998CN2295132Y Domestic multi-function coal-saving micro poiler
10/21/1998CN1196467A Silent and quick fitting high heat efficiency gas boiler
10/20/1998US5823007 Cold/hot water dispenser having an expansion tank for water overflow
10/15/1998DE19714378A1 Heating boiler with waste gas condensation, and combustion chamber
10/14/1998CN2294424Y Multi-functional domestic boiler
10/14/1998CN2294423Y Ambient pressure boiled water and steam boiler using oil as fuel
10/14/1998CN2294422Y Super miniature type quick action electric water heater
10/14/1998CN2294421Y Vertical and ambient pressure water boiler using oil or gas as fuel
10/14/1998CN2294420Y Spiral tube, sealed, safety and directly heating type automatic electric shower
10/14/1998CN2294419Y Water heater
10/14/1998CN2294418Y 管道式电热热水器 Ducted electric heaters
10/14/1998CN2294417Y Directly burning and counter combustion type multi-function domestic water beater
10/14/1998CN2294416Y Apparatus for speeding water circulation for boiler
10/14/1998CN1195759A Method for stable combustion of gas boiler
10/14/1998CN1195757A Back-flow device and water heater
10/08/1998WO1998044293A2 Combustion burner for a water heater
10/07/1998CN2293773Y Water heater
10/07/1998CN2293772Y Double-flow tube still water heater
10/07/1998CN2293771Y Electric heating cup
10/07/1998CN2293770Y Gas-combustion boiler with air inlet & outlet separator
10/07/1998CN2293769Y Separating gas on-off plate
10/07/1998CN2293768Y Gas-combustion boiler
10/07/1998CN2293767Y Gas-combustion boiler with three-position water valve
10/07/1998CN2293766Y Gas-combustion boiler with coiled thermal exchanger
10/07/1998CN2293765Y Whole-closed combustion chamber gas-fired boiler
10/07/1998CN2293764Y Internal circulation atmospheric heat pipe boiler
10/07/1998CN2293763Y High-temperature layer thermal collecting apparatus for boiler
10/07/1998CN2293275Y Multipurpose heating pot
10/07/1998CN1195093A Non-complete combustion preventing device for gas water heater
10/06/1998US5816199 High efficiency water heater
10/01/1998WO1998043019A1 A boiler fitted with a burner
10/01/1998DE19712317A1 Combustion oven with heat exchanger surfaces for solid fuel and/or gas or oil operation
10/01/1998CA2284706A1 A boiler fitted with a burner
09/1998
09/30/1998EP0867668A2 Gas-fired direct contact water heater
09/30/1998EP0867667A2 Oil radiator equipped with heat exchanger for the production of hot water
09/30/1998EP0867666A1 Heat exchanger and pipe for making such a heat exchanger
09/30/1998CN2293029Y Multifunctional combined steam burning promoting front- and back-burning hot-water boiler
09/30/1998CN2293028Y Energy-saving hot-water and boiling-water boiler
09/30/1998CN2293027Y Energy-saving hot air boiler
09/30/1998CN2293026Y Heating deivce for vacuum bottle
09/30/1998CN2293025Y Domestic gas heating stove
09/30/1998CN1194348A Pipe type boiler
09/24/1998DE19711353A1 Exhaust gas heat exchanger
09/23/1998CN2292252Y Multi-purpose water-tube, fire-tube type furnace
09/23/1998CN2292251Y Steam water-heating boiler
09/23/1998CN2292250Y 蒸汽发生器 Steam Generator
09/23/1998CN2292249Y Semi-forced circulation water-heating boiler
09/23/1998CN2292248Y Domestic vertical normal-pressure boiler
09/23/1998CN2292247Y Chambered electric water-heater
09/23/1998CN2292246Y Cauldron shaped heat-accumulating type water heater
09/23/1998CN2292245Y External wet back type oil/gas combustion boiler
09/23/1998CN2292244Y 微波热水器 Microwave water heater
09/23/1998CN2292243Y Fully-automatic self-cleaning liquid fuel boiler
09/23/1998CN1193716A Quick cooling water boiler
09/22/1998US5810246 External gas-fired water/glycol heater
09/22/1998US5809941 High efficiency hot water heater for recreational vehicles
09/17/1998DE19710551A1 Heater system using gas fuel
09/16/1998EP0864836A2 Heating apparatus
09/16/1998EP0864827A1 Dispersion type multi-temperature control system and fluid temperature control device applicable to the system
09/16/1998EP0864822A2 Method and device for operating a boiler with a large water volume
09/16/1998EP0864816A2 Procedure and installation for recovering the residual heat in the fumes of a furnace
09/16/1998EP0864069A1 Blood warming apparatus
09/16/1998CN2291622Y Steam generating device for gas water heater
09/16/1998CN2291621Y Continuous separation automatic gas water-boiling furnace
09/16/1998CN2291620Y Double-power water-heating tube for washing machine
09/16/1998CN2291619Y Multi-purpose energy-saving water heater
09/16/1998CN2291618Y Long-life water-heating boiler
09/16/1998CN2291617Y Water-heating boiler
09/16/1998CN2291616Y Small automatic electric water heater
09/16/1998CN2291615Y Electric water heater with heating liner of metal structure
09/16/1998CN1193092A High-efficient energy-accumulating electric water-heating apparatus
09/16/1998CN1039779C Electricity saving hot-water shower device
09/10/1998DE19708570A1 Polyurethane foam production for use as e.g. thermal insulating material
09/09/1998EP0760925A4 Apparatus and method for making flexible tubing with helically wound heating conductor
09/09/1998CN2290811Y Multifunctional household stove
09/09/1998CN2290810Y Steam generating device of electrical water heater
09/09/1998CN2290809Y Energy saving electrical water heater
09/09/1998CN2290808Y Isothermal electrical water heater
09/09/1998CN2290807Y Electrical heating appts. for distilled water and hot water
09/09/1998CN2290806Y Auxiliary electrical heater of solar water heater
09/09/1998CN2290805Y Energy saving full automatic hot water boiler
09/09/1998CN2290804Y Counterflow-proof hot flow pipe
09/03/1998DE19716040A1 Fluid warming unit using laser light source
09/02/1998CN2289994Y Atmospheric self-burn circulating heating water boiler
09/02/1998CN2289993Y Fuel oil and gas boiler with secondary water heat exchanger
09/02/1998CN2289992Y Living boiler
09/02/1998CN2289991Y Atmospheric smokeless gas boiler
09/02/1998CN2289990Y Gas boiler
09/02/1998CN2289989Y Electric heating apparatus for warming and shower
09/02/1998CN2289988Y Vertical heat pipe coal boiler
09/01/1998US5799621 To heat fluid that circulates through a radiator/convector heating system
09/01/1998US5799620 For transforming heat of combustion from a burner into useful heat
09/01/1998CA2088644C Down fired u-tube water heater
08/1998
08/27/1998DE19707644A1 Heating system for caravan or mobile home or skip or similar
08/26/1998EP0860665A1 Expandable heating
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