| Patents for F24H 4 - Fluid heaters using heat pumps (3,737) |
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| 09/25/2013 | CN103322680A Multifunctional water tank and method for uniformizing temperatures of inner tank and outer tank |
| 09/25/2013 | CN103322679A High energy-saving environment-friendly air source water heater |
| 09/25/2013 | CN102425853B Energy-saving type three-temperature-output water boiler |
| 09/18/2013 | CN203203240U Multipurpose air-energy water heater |
| 09/18/2013 | CN203203239U Heat pipe heat pump water heater |
| 09/18/2013 | CN203203238U Water heating system of photovoltaic photo-thermal combination heat pump |
| 09/18/2013 | CN203203117U Heating system realized by integrated heating pump installed outside building |
| 09/18/2013 | CN103307749A Integrated water tank for cold water and hot water and temperature equalizing method for outer box and inner box |
| 09/18/2013 | CN103307745A Intelligent air-energy water heater |
| 09/18/2013 | CN103307744A Preparation method for industrial high-temperature hot water |
| 09/12/2013 | WO2013006397A3 Hybrid electric water heater with external discharge ducting |
| 09/11/2013 | CN203190647U Secondary heat exchange pressure-bearing solar domestic heat-pump water heater |
| 09/11/2013 | CN203190628U Air energy heat-pump water heater |
| 09/11/2013 | CN203190627U Solar assisted household heat-pump water heater |
| 09/11/2013 | CN203190626U Integral household air source heat-pump water heater |
| 09/11/2013 | CN203190625U Multi-purpose air energy water heater |
| 09/11/2013 | CN203190624U Hydroenergy water heater |
| 09/11/2013 | CN203190623U Water heater with double heat sources and warming function |
| 09/11/2013 | CN203190622U Heat pump water heater |
| 09/11/2013 | CN203190621U Novel energy-saving water system of domestic heat pump water heater |
| 09/11/2013 | CN203190620U Low-energy-consumption air supply bellows |
| 09/11/2013 | CN103292467A Internet of Things air energy |
| 09/11/2013 | CN103292466A Frequency conversion heat pump water heater and frequency conversion control method thereof |
| 09/11/2013 | CN103292465A Trans-critical carbon dioxide heat pump water heater |
| 09/04/2013 | CN203177460U Water pump variable flow high-temperature instant-heating type air source heat pump water heater |
| 09/04/2013 | CN203177459U Anti-freezing heat pump water heater |
| 09/04/2013 | CN203177458U Instant heating type heat pump water heating machine with drying function |
| 09/04/2013 | CN203177457U Ultra-low temperature air source heat pump hot water unit with air supplying and overheating function |
| 09/04/2013 | CN203177456U Recovery system for waste heat |
| 09/04/2013 | CN103277900A Programmable logic controller (PLC) based monitor and control generated system (MCGS) heat pump monitoring system and control method thereof |
| 09/04/2013 | CN103277892A Thermostatic flow regulating device of single-heating type heat-pump water heating unit and control method of thermostatic flow regulating device |
| 09/04/2013 | CN102410627B Cooling water heater |
| 09/04/2013 | CN102374655B Air energy heat pump and water-heating integrated device |
| 08/29/2013 | US20130219945 Combined hot water supply and air-conditioning device |
| 08/28/2013 | CN203163256U Micro-channel heat exchanger of novel heat pump water tank |
| 08/28/2013 | CN203163246U Air energy heat pump water heater |
| 08/28/2013 | CN203163245U Integral type air energy water heater |
| 08/28/2013 | CN203163244U Heat pump water heater |
| 08/28/2013 | CN203163243U Water heater system |
| 08/28/2013 | CN203163242U Water heater |
| 08/28/2013 | CN103267365A Combined hot water making system |
| 08/28/2013 | CN103267362A Constant temperature flow control method for heat pump water heater and double-system unit using same |
| 08/21/2013 | CN203148104U Bath center waste water waste heat utilization device |
| 08/21/2013 | CN203148028U Air-energy water heater of simulated air-conditioner indoor cabinet unit |
| 08/21/2013 | CN203148027U GSHP (Ground Source Heat Pump) heating system of intensive soft-shelled turtle species culture greenhouse |
| 08/21/2013 | CN203148026U Non-pressure heat storage and jet water mixing heat pump system |
| 08/21/2013 | CN203148025U Multi-stage casing pipe type high and low temperature water source heat-pump water heater with double compressors |
| 08/21/2013 | CN103261799A Method and circuit arrangement for recovering heat from wastewaters |
| 08/21/2013 | CN103256745A All-in-one machine for freezing and refrigerating hot water based on carbon dioxide as working medium |
| 08/15/2013 | US20130205824 Heat pump device |
| 08/15/2013 | US20130205814 Heat pump operation method and heat pump system |
| 08/14/2013 | CN203132228U Heat pump water heating device and throttling device thereof |
| 08/14/2013 | CN203132131U Heat pump water heater |
| 08/14/2013 | CN103245151A Frost-less air-source heat pump hot water unit and proportional-integral-differential control method for same |
| 08/14/2013 | CN103245127A Efficient environment-friendly energy-saving dual-source double-cooling three-temperature three-effect cold and warm water supply system |
| 08/14/2013 | CN103245055A Directly-heated type and circular type integrated heat-pump water heater system |
| 08/14/2013 | CN102384586B Parallel-connection type mutually-helped defrosting water heater of air source heat pump |
| 08/07/2013 | CN203116279U Novel air energy heat pump set |
| 08/07/2013 | CN103234272A Heating system for garage type dry fermentation and operation control method thereof |
| 08/07/2013 | CN103234271A Dual system Freon path dividing heat pump water heater |
| 08/07/2013 | CN103234270A Simple electricity-saving heat-pump water heater |
| 08/07/2013 | CN103234269A Frost-free air energy heat pump water heater system |
| 08/07/2013 | CN103234268A Environment-friendly energy-saving bathroom waste heat energy recycling heat pump water heater system |
| 08/01/2013 | CA2816749A1 Flameless fluid heater |
| 07/31/2013 | CN203100201U Air source solar water heater |
| 07/31/2013 | CN203100160U Shower hot air and hot water waste heat recovered type heat-pump water heater |
| 07/31/2013 | CN203100159U Air energy water heater |
| 07/31/2013 | CN103225880A Ultra-energy saving double-heat source, double-recycle heat pump water heater system |
| 07/31/2013 | CN103225879A Heat pump water heating and lampblack exhausting integrated machine |
| 07/31/2013 | CN103225878A Environment-friendly, energy-saving, double-evaporation, double-condensation and quick-heating type heat pump water heater system |
| 07/24/2013 | CN203083401U Heat exchanging device, water tank with same and heat-pump water heater with same |
| 07/24/2013 | CN203083131U Corrosion-proof heat pump hot water boiler |
| 07/24/2013 | CN203083130U Instantaneous air energy water boiler |
| 07/24/2013 | CN203083129U Air energy water heater |
| 07/24/2013 | CN203083128U Integral type air energy water heater |
| 07/24/2013 | CN203083127U Waste heat recycling water source heat pump water heater |
| 07/24/2013 | CN103216970A Environment-friendly energy-saving three-source cold-warm heat pump hot water machine system |
| 07/24/2013 | CN103216936A Environment-friendly energy-saving five-heating five-efficiency high temperature heat pump hot water unit system |
| 07/24/2013 | CN103211543A Integrated shower room with hot water supply system |
| 07/24/2013 | CN102466373B 多功能热泵装置 Multifunctional heat pump device |
| 07/17/2013 | CN203068810U Multipurpose heat-preservation water tank |
| 07/17/2013 | CN203068797U Domestic heat pump water heating and drying dual-use machine system |
| 07/17/2013 | CN203068796U Low-power heat pump water heater |
| 07/17/2013 | CN203068795U Efficient heat-pump water heater |
| 07/17/2013 | CN203068794U Air energy auxiliary heating device of solar hot water supply system |
| 07/17/2013 | CN203068793U Sewage waste heat recovery device |
| 07/17/2013 | CN203068792U Heat-pump water heater |
| 07/17/2013 | CN103206786A Air energy heat pump water heater |
| 07/17/2013 | CN103206785A Environment-friendly energy-saving outdoor-unit-free cold recovery type heat pump water heater system |
| 07/10/2013 | CN203053031U Novel energy-saving water-saving type solar energy hot water supply device assisted by heat pump |
| 07/10/2013 | CN203052995U Air energy water heater main engine |
| 07/10/2013 | CN203052994U High-integration heat-pump water heating machine |
| 07/10/2013 | CN203052993U Instantly available air-energy heat-pump water heater |
| 07/10/2013 | CN203052992U Water energy storage auxiliary heat pump system |
| 07/10/2013 | CN203052991U Heat-pump water heater |
| 07/10/2013 | CN203052990U Multifunctional energy-saving water boiler |
| 07/10/2013 | CN203052989U Large-temperature-difference and high-efficiency air energy water heater |
| 07/10/2013 | CN203052988U Novel heat pump hot water machine |
| 07/10/2013 | CN203052987U Instantaneous water heater |
| 07/10/2013 | CN203052986U Instantaneous water heater |