Patents for F24D 17 - Domestic hot-water supply systems (3,522)
10/1984
10/16/1984US4476693 Thermal energy accumulation
10/02/1984US4474018 Heat pump system for production of domestic hot water
10/02/1984CA1175251A1 Cascade heat pump for heating water and for cooling or heating a comfort zone
09/1984
09/26/1984EP0119585A2 Water storage heating installation
09/25/1984CA1175026A1 System for controlling the heating of dispensable water to be stored in a storage tank
08/1984
08/28/1984US4468332 Control of legionella pneumophila in water systems
08/21/1984US4467178 Control system for regulating water heater operation in accordance with anticipated demand
08/15/1984EP0115922A1 Control of Legionella Pneumophila in water systems
08/14/1984US4465059 For a building
08/08/1984EP0115452A2 Installation for producing a hot fluid by recovering waste heat from a refrigerator
08/07/1984CA1172117A1 Automatic flue gas heat recovery system
08/01/1984EP0114583A2 Device for recovering heat from domestic waste water
07/1984
07/25/1984EP0114005A1 Installation for the production and storage of heat
07/25/1984EP0047748B1 Method and apparatus for transferring heat from waste water from a building
07/17/1984US4459816 Heat pump
07/11/1984EP0112833A1 A heating device for building and of the kind comprising a heat pump
06/1984
06/21/1984WO1984002386A1 An air-conditioning plant
06/20/1984EP0111029A1 Method of and means for heating and storing a fluid
06/19/1984US4454911 Waste water heat recovery apparatus
05/1984
05/29/1984US4450829 Water saving system
05/29/1984CA1168226A1 System for recovering heat from a first liquid and using it to heat a second liquid
05/16/1984EP0108138A1 Heat pump system for production of domestic hot water
04/1984
04/10/1984US4441902 Heat transfer from hot refrigerant to a coolant
04/10/1984CA1165194A1 Combined hot water heating and stripping column furnace and method
03/1984
03/20/1984US4437484 Utility water system with a pressureless storage container, particularly for solar installations
03/20/1984CA1163880A1 Wood-fired boiler and storage system
03/07/1984EP0102235A2 Heat-generating device
02/1984
02/28/1984CA1162917A2 System for recovering heat from a first liquid and using it to heat second liquid
02/01/1984EP0099441A2 Apparatus for recovery of heat from fumes in a heating system or from the ambient air
01/1984
01/18/1984EP0098788A2 Combined refrigerant circuit and hot water preheater, air conditioning system using same and section of such system including the combination
12/1983
12/27/1983US4422932 Device for the removal of heat from waste water
11/1983
11/24/1983WO1983004088A1 Heat pump system for production of domestic hot water
11/22/1983US4416222 Hot water heater circuitry
11/22/1983US4416121 Device for the recovery of heat
11/02/1983EP0092864A2 Improvements in heat pump systems for hot water production
10/1983
10/04/1983US4407142 Heat recovery
09/1983
09/20/1983US4404957 Equipment and process for heating water by solar energy
09/13/1983US4403573 Water heating apparatus for solid fuel firebox
09/07/1983EP0088055A1 Device for recovering heat from domestic water
09/06/1983US4402190 Apparatus and method for heating and chilling concrete batch water
08/1983
08/30/1983US4401100 Water heating system
08/17/1983EP0085774A1 Method for energy-saving water heating in residential buildings, particularly in large and medium sized buildings, and device for carrying out said method
08/16/1983US4398529 Solar heating wall
08/09/1983US4397296 Water heater with submerged combustion chamber
08/09/1983US4397294 Solar water heating system
08/09/1983CA1151480A1 Water heater construction and fabrication method therefore
08/04/1983WO1983002660A1 A heating device for buildings and of the kind comprising a heat pump
07/1983
07/05/1983US4391295 Hot water system and valve
07/05/1983US4391104 Cascade heat pump for heating water and for cooling or heating a comfort zone
06/1983
06/28/1983US4390008 Hot water tank for use with a combination of solar energy and heat-pump desuperheating
06/28/1983CA1148934A1 Waste water heat recovery system
06/28/1983CA1148813A1 Plant for the production of thermal energy from the solar heat
06/07/1983US4386500 Water heater heat exchange apparatus, kit, and method of installation
05/1983
05/31/1983US4385723 Connection assembly
05/17/1983CA1146431A1 Heat actuated system for circulating heat transfer liquids
05/10/1983US4382368 Geothermal hot water system
05/03/1983CA1145576A1 Refrigerant condensing system
04/1983
04/13/1983EP0076391A2 Device for heat production
04/05/1983US4378784 Solar heating system
04/05/1983CA1144018A1 Hot-water boiler with firewoods
03/1983
03/30/1983EP0075048A1 Heat recovery
03/15/1983US4376436 Household hot water systems
02/1983
02/22/1983US4374506 Automatic flue gas heat recovery system
02/15/1983US4373572 Commercial laundry heat recovery system
02/15/1983US4373354 Combination discharge gas muffler and water heater
02/15/1983US4373345 Ice-making and water-heating
02/08/1983US4372372 Shower bath economizer
02/01/1983CA1140414A1 Solar energy collection
01/1983
01/18/1983US4368623 Method and apparatus for use of heat taken up at low temperature
01/04/1983US4366677 Heat pump water heater with remote storage tank and timed temperature sensing
12/1982
12/28/1982CA1138282A1 Drainable solar collector apparatus
12/14/1982US4363221 Water heating system having a heat pump
11/1982
11/24/1982EP0065048A1 System and method for heating a liquid by solar heat
11/09/1982US4357932 Self pumped solar energy collection system
11/02/1982US4356706 Thermally-integrated heat exchanger and refrigerator
10/1982
10/05/1982US4352391 Method and apparatus for recovering heat in waste water
09/1982
09/28/1982US4351159 Energy recovery system
09/21/1982US4350144 Hot water heating system
09/08/1982EP0059692A2 Combined refrigerator/water heater unit
09/07/1982US4347972 Apparatus for production of hot water
09/07/1982US4347836 Solar heating system
08/1982
08/25/1982EP0058636A1 Apparatus for recovery of heat from waste water and method of its operation
08/25/1982EP0058259A1 Energy conserving heat exchange apparatus for refrigerating machines, and refrigerating machine equipped therewith
08/24/1982US4345583 Water heater using solar and non-solar energy
08/24/1982CA1130274A1 Waste water tank
08/10/1982US4343349 Heat pipe device and heat pipe fabricating process
08/10/1982US4343293 Solar domestic water heater
07/1982
07/27/1982US4341263 Waste water heat recovery apparatus
07/27/1982US4341202 Phase-change heat transfer system
07/13/1982CA1127480A1 Apparatus for production of hot water
07/06/1982US4337619 Hot water system
07/06/1982CA1126969A1 Refrigeration circuit heat reclaim method and apparatus
06/1982
06/22/1982US4335850 Hot water heating system
06/22/1982CA1126115A1 Phase-change heat transfer system
06/08/1982CA1125041A1 Unitized refrigeration and water heating system
06/02/1982EP0052667A1 Hot water supply system
05/1982
05/25/1982US4331292 Instant hot water supply system
05/18/1982US4329979 Solar heating system
05/12/1982EP0051069A1 Device for the recovery of heat.
05/11/1982US4328791 Gas supplemented solar collector storage means
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