Patents
Sitemap › F25 - Refrigeration or cooling; Combined heating and refrigeration systems; Heat pump systems; Manufacture or storage of ice; Liquefaction or solidification of gases › F25B - Refrigeration machines, plants, or systems; Combined heating and refrigeration systems; Heat pump systems › F25B 30 - Heat pumps
Patents for F25B 30 - Heat pumps (6,899)
03/1984
03/20/1984US4437321 Absorption cooling and heating system
02/1984
02/07/1984EP0062061A4 Absorption heat pump augmented thermal separation process and apparatus.
02/02/1984WO1984000379A1 Mutation assays involving blood cells that metabolize toxic substances
01/1984
01/31/1984US4428853 Fluorocarbons
12/1983
12/28/1983EP0096827A2 Method of operating an absorption heat pump
12/28/1983EP0096822A2 Method of operating a bivalent absorption heat pump, and absorption heat pump for carrying out this method
12/13/1983US4420373 Energy conversion method and system
12/13/1983US4420034 Heat-augmented heat exchanger
11/1983
11/30/1983EP0095439A2 Heat pump
11/24/1983WO1983004088A1 Heat pump system for production of domestic hot water
11/23/1983EP0094931A2 Thermodynamic method to convert heat of a lower temperature range to a higher temperature range
11/16/1983EP0093826A1 Plant for performing a heat pump process for heating purposes
11/15/1983US4414818 Environmental control system
11/09/1983EP0093638A1 Method for fractional distillation and applications to the production of mechanical or thermal energy from two low level heat sources
11/09/1983EP0093345A2 Heat pump
11/09/1983EP0093344A2 Method of operating an absorption heat pump, and absorption heat pump for carrying out the method
11/01/1983US4412581 Heating installation comprising a boiler and a heat pump
10/1983
10/25/1983US4411384 Heat driven heat pump using paired ammoniated salts
10/25/1983US4411140 Absorption type cooling and heating system
10/19/1983EP0091629A1 Absorption type heat pump device
10/19/1983EP0091493A1 Method and apparatus for the extraction of heat from ground-water for the heating of dwellings
10/18/1983US4410134 Method of and apparatus for operating a monovalent alternative absorption heating installation
10/12/1983EP0091095A2 Storage heating plant with sorption reservoir
10/11/1983US4408468 System comprising at least one absorption heat pump
10/05/1983EP0090429A2 Heat pump
10/05/1983EP0089988A1 Method of recovering thermal energy by heat pump from sea water and comparable water masses.
09/1983
09/06/1983US4402795 Reverse absorption heat pump augmented distillation process
09/06/1983US4402190 Apparatus and method for heating and chilling concrete batch water
08/1983
08/30/1983US4400950 Heating device comprising a heat pump
08/24/1983EP0086768A1 Absorption heat pump system
08/17/1983EP0085994A2 Operation of a heat pump or refrigeration machine
08/04/1983WO1983002660A1 A heating device for buildings and of the kind comprising a heat pump
07/1983
07/26/1983US4394959 Multimode heating system and method for heating
07/05/1983US4391104 Cascade heat pump for heating water and for cooling or heating a comfort zone
06/1983
06/15/1983EP0081395A1 Fluid for a heat pump and process for treating and/or thermally conditioning a room by means of a compression heat pump using a specific mixture of working fluids
06/07/1983US4386501 Heat pump using liquid ammoniated ammonium chloride, and thermal storage system
05/1983
05/31/1983CA1147155A1 Method and apparatus for using solar energy to augment a refrigerant heating and cooling system
05/25/1983EP0079834A1 Heat pump
05/25/1983EP0079833A1 Monoblock heat pump located between heat exchangers for air and water
05/24/1983US4384608 Reverse cycle air conditioner system
05/17/1983US4383419 Heating system and method
05/17/1983US4383416 Absorption heating system with improved liquid flow control
05/10/1983US4382368 Geothermal hot water system
05/04/1983EP0077995A1 Fluid heating device using heat pump operating with a cold source consisting of a hostile or corrosive solution
04/1983
04/26/1983US4380909 Method and apparatus for co-generation of electrical power and absorption-type heat pump air conditioning
04/19/1983US4380156 Multiple source heat pump
04/05/1983CA1143959A1 Heat-augmented heat exchanger
03/1983
03/31/1983WO1983001102A1 Method of recovering thermal energy by heat pump from sea water and comparable water masses
03/23/1983EP0074360A1 Method for regulating a sorption heat pump.
03/16/1983EP0073797A1 Method of determining an order value for a temperature or pressure regulator in a heat pump.
03/16/1983EP0073796A1 Method of controlling a sorption heat pump.
03/08/1983US4375831 Geothermal storage heating and cooling system
02/1983
02/23/1983EP0072543A2 Apparatus to improve the performance of heat pump systems and the like
02/15/1983US4373343 Hot water production apparatus utilizing a heat pump
02/08/1983CA1140888A1 Energy conversion method and system
02/03/1983WO1983000379A1 Method for collecting heat
01/1983
01/26/1983EP0070583A1 Heatpump
01/26/1983EP0070560A2 Water heating installation
01/26/1983EP0070545A2 Device for producing electric energy and heat
01/18/1983US4368624 Absorption type heat pump having indoor and outdoor radiators connected in series in a water flow circuit during heat mode
01/12/1983EP0069676A1 Outside air water heatpump
01/12/1983EP0069564A2 Heat pump system
01/11/1983CA1139361A1 Control system for polyphase loads
12/1982
12/21/1982US4364240 Temperature-dependent output control for a heat pump absorber
12/21/1982US4364239 Hot water supply apparatus comprising a thermodynamic circuit
12/14/1982US4363221 Water heating system having a heat pump
12/14/1982US4363219 Method and system of heat energy conversion
12/08/1982EP0066277A1 Heating installation
12/07/1982CA1136875A1 Absorbers for heat pumps and for absorption refrigerating equipment
11/1982
11/23/1982US4360056 Geokinetic energy conversion
11/23/1982CA1135967A1 Heat pump setback temperature control with cold weather override
11/10/1982EP0064299A1 Thermal high-output immersion heat pump
10/1982
10/26/1982CA1134159A1 Refrigeration unit with water cooled condenser
10/20/1982EP0062728A1 A heating system
10/14/1982WO1982003448A1 Installation with a plurality of stages comprising circuits of fluids and absorption agents, and method for operating such installation
10/13/1982EP0062061A1 Absorption heat pump augmented thermal separation process and apparatus.
10/12/1982US4353218 Heat pump/refrigerator using liquid working fluid
10/06/1982EP0061888A2 Staged adsorption/resorption heat pump
10/06/1982EP0061721A1 Multi-stage apparatus with circulation circuits for working fluids and for absorbing media, and method to operate such an apparatus
10/05/1982US4352272 Heat pump system
10/05/1982CA1132805A1 Open cycle heat pump system and process for transferring heat
09/1982
09/30/1982WO1982003267A1 Method of determining an order value for a temperature or pressure regulator in a heat pump
09/30/1982WO1982003266A1 Method of controlling a sorption heat pump
09/30/1982WO1982003265A1 Method for regulating a sorption heat pump
09/28/1982US4351161 Method and apparatus for using solar energy to augment a refrigerant heating and cooling system
09/21/1982US4350571 Energy efficient distillation
09/21/1982US4350024 Heating system
09/21/1982US4350020 Process for producing heat by means of a heat pump operated with a fluid mixture as working agent and air as heat source
09/15/1982EP0060110A1 Environmental control system
08/1982
08/31/1982CA1130791A1 Thermal heat pump
07/1982
07/27/1982US4341084 Cold and/or heat production involving an absorption cycle and its use for heating buildings
06/1982
06/22/1982US4335580 Refrigeration unit with water cooled condenser
06/09/1982EP0053517A2 Method for recovering and utilizing waste heat
06/08/1982US4333515 Process and system for boosting the temperature of sensible waste heat sources
06/08/1982CA1125041A1 Unitized refrigeration and water heating system
06/01/1982US4332139 Method for storage and recovery of thermal energy
05/1982
05/19/1982EP0051872A2 Heat pump
05/11/1982CA1123217A1 Heat pump employing optimal refrigerant compressor for low pressure ratio applications
05/05/1982EP0050788A2 Heating plant with an absorption heat pump, and method of operating it
05/04/1982US4327561 High coefficient of performance heat pump
1 ... 57 58 59 60 61 62 63 64 65 66 67 68 69