Patents
Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567)
07/2000
07/12/2000CN2387445Y Heat exchanging and electric heating complementary magnetizing water heater
07/12/2000CN2387444Y Medium-frequency induction shower-bath
07/12/2000CN2387443Y Electric water heater
07/12/2000CN2387442Y 电锅炉 Electric boiler
07/12/2000CN2387441Y Central water heater set
07/12/2000CN2387440Y Electronic controller of solar water heater
07/11/2000US6085701 Coil tube heater for a used-oil fired furnace
07/11/2000US6085699 Air inlets for water heaters
07/05/2000CN2386396Y Combined automatic atmospheric energy-saving water heater furnace
07/05/2000CN2386392Y Special heater for solar water heater
07/05/2000CN2386388Y Electric water temp. adjustable device for domestic gas water heater
07/05/2000CN2386384Y Environmental protection energy-saving non-pressure hot water boiler
07/05/2000CN2386383Y Water pipe boiler with cylindrical cyclone burning chamber
07/05/2000CN2386382Y Multifunction heating furnace with integral dielectric tube
07/05/2000CN2386381Y High-efficient cleaning sectional burning device for laminar-burn boiler
07/05/2000CN2386380Y Energy saving boiler
07/05/2000CN2386379Y High-efficient energy-saving multipurpose tea boiler
07/05/2000CN2386378Y Split oil-fuel water boiler
07/05/2000CN2386377Y 节能电热油炉 Energy-saving electric oil furnace
07/05/2000CN2386376Y Monocrystalline silicon bladder for water heater
07/05/2000CN2386375Y Inserted decorative quick electric water heater
07/05/2000CN2386374Y Ceiling type electric heating bathing device
07/05/2000CN2386373Y Automatic temp. controlled electric water heater
07/05/2000CN2386372Y Automatic quick electric water heater with fractional heating
07/05/2000CN2386371Y Gas water heater heating installation
07/05/2000CN2386370Y Auxillary heating installation of electric heating gas water heater
07/05/2000CN2386369Y Energy-saving water heater
07/05/2000CN2386368Y Electric water heater
07/05/2000CN2386367Y Multiple cylinder electric heating core flow water heater
07/05/2000CN2386366Y Water-electric synchronous internal heat water through type automatic electric water heater
07/05/2000CN2386365Y Double-cylinder fuel-oil and gas boiler
07/04/2000US6084218 Spa heater temperature control circuit
07/04/2000US6082310 Air inlets for water heaters
06/2000
06/28/2000EP1013206A1 Liquid heating apparatus
06/28/2000EP1011398A1 Method and apparatus for heat generation
06/28/2000CN2385280Y Solar electrical water heater
06/28/2000CN2385276Y Straight tubular boiler with clamping ring
06/28/2000CN2385275Y Oil-burning water heater
06/28/2000CN2385274Y Horizontal oil-burning atmospheric hot-water boiler
06/28/2000CN2385273Y Horizontal high efficient heat pipe oil-burning gas-fired boiler
06/28/2000CN2385272Y Crab core type energy-saving dust-removing non-pressure life boiler
06/28/2000CN2385271Y Vertical high efficient heat pipe oil-burning gas-fired boiler
06/28/2000CN2385270Y Four or five return non-pressure boiler
06/28/2000CN2385269Y Fully automatic electric water heater
06/28/2000CN2385268Y Water-storage type water heater
06/28/2000CN2385267Y Pressure-bearing water tank for water-storage heater
06/28/2000CN2385266Y Wire controlled electric water heater
06/28/2000CN2385265Y Electric heating boiler
06/28/2000CN2385264Y Automatic control electric heater
06/28/2000CN2385263Y Single pipe electric water heater
06/28/2000CN2385262Y Bathtub with heating and massage function
06/28/2000CN2385261Y Water-storage heater
06/28/2000CN2385260Y Water-flowing power-off device for electric water heater
06/28/2000CN2385259Y Water heater
06/28/2000CN2385258Y Screw-thread sleeve vertical internal combustion dual-purpose oil-gas boiler
06/28/2000CN2385257Y Constant pressure horizontal heating boiler
06/21/2000DE19961638A1 Heat exchanger in form of even spiral is produced from smooth tube oval in cross-section, with winding axis running parallel to longer axis of cross-section of smooth tube and gaps between individual windings
06/21/2000DE19856087A1 Elektrischer Durchlauferhitzer und Verfahren zu seiner Herstellung Electric water heater and method for its manufacture
06/21/2000CN2384189Y Coiled water heater
06/21/2000CN2384174Y Constant temp controlling structure for water heater
06/21/2000CN2384171Y Hard coal boiler
06/21/2000CN2384170Y Horizontal shell energy-saving coal-fired water heating boiler
06/21/2000CN2384169Y Vertical shell energy-saving coal-fired water heating boiler
06/21/2000CN2384168Y 热水器 Water Heater
06/21/2000CN2384167Y Electric water heater capable of selecting heated water volume
06/21/2000CN2384166Y Safety electric shower
06/21/2000CN2384165Y Gas hot water-steam generator
06/21/2000CN2384164Y Closed double needle valve oil, gas non-pressure water heating stove
06/21/2000CN2384163Y Scale remover for gas-burning water heater
06/21/2000CN2384162Y Multifunctional boiler for ironing and sticking lining of clothes, heating, bathing and cooking
06/21/2000CN1257183A Combined type water heater
06/17/2000CA2256854A1 Aquaheat 2000
06/15/2000WO1998016783A8 Purged grounded immersion heater
06/15/2000DE19856918A1 Heater with support blower and heat block has flow held in place by spring link cresting on hood center and fixed at ends to hood-traversing bolt and screw.
06/14/2000EP1008819A2 Hot water generator for operation at low temperature
06/14/2000EP1008472A1 Method for producing a supplementary glow plug heating element for motor vehicles
06/14/2000CN2383008Y Smoke prevention boiler
06/14/2000CN2383007Y Heating stove with multilayer inner water jacket
06/14/2000CN2383006Y Energy saving high efficiency heat conductive heating stove
06/14/2000CN2383005Y Oil circulation atmospheric boiler
06/14/2000CN2383004Y Secondary high temperature pressure-free steam boiler
06/14/2000CN2383003Y Boiler
06/14/2000CN2383002Y Multilayer circulation vertical boiler
06/14/2000CN2383001Y Electric heating scale-free water boiler
06/14/2000CN2383000Y Two purpose water heater for electric heating
06/14/2000CN2382999Y Closed air exhausting gas water heater
06/14/2000CN2382998Y Combined device for ignitor
06/14/2000CN2382997Y Multifunction micro pipeline heater
06/14/2000CN2382996Y 透明膜电加热器 Transparent film heater
06/14/2000CN1256750A Heating unit for oil or gas boiler and modules for producing same
06/13/2000US6075923 Self-compensatory water heater sensitively responsive to temperature variations
06/13/2000US6074200 Burner apparatus having an air dam and mixer tube
06/08/2000WO2000032999A2 Liquid fuel water heating equipment and burner utilizing system
06/08/2000DE19854910A1 Heizkessel Boiler
06/07/2000EP1006320A2 Electral instantaneous heater and method for making same
06/07/2000EP1005784A1 Water heater with proportional band temperature control for improved thermal efficiency
06/07/2000CN2381954Y Stove for steam and hot water
06/07/2000CN2381953Y Automatic household gas burner for heating and bathing
06/07/2000CN2381952Y Enhanced household heat exchanger for heating and bathing
06/07/2000CN2381951Y Boiler