| Patents for F25B 30 - Heat pumps (6,899) |
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| 11/30/1989 | DE3912114A1 Special multi-unit (unit-type) district heating power (heating and power, heat-and-power generating, heat-electric) station |
| 11/29/1989 | EP0343650A1 Heat accumulation system |
| 10/17/1989 | US4873842 Intermittent cycle of heat storage and withdrawal |
| 10/11/1989 | EP0336751A2 Water heater |
| 09/12/1989 | USRE33051 Diesel heat pump |
| 09/06/1989 | EP0330701A2 Heat collector |
| 08/24/1989 | DE3823783C1 Heat-pump installation, in particular for heating purposes |
| 07/20/1989 | DE3736646A1 Heat pump with compressor driven by a hot-gas machine without displacer |
| 06/15/1989 | DE3843742A1 Heat magnet in the form of a machine for generating, transporting and using heat from water vapour |
| 04/05/1989 | EP0309634A1 Environment-assisted high-efficiency integrated heating and cooling system |
| 03/28/1989 | CA1251699A1 Fluid heating installation having an associated absorption heat pump cycle |
| 02/21/1989 | US4805689 Outdoor unit for a heat pump |
| 02/15/1989 | EP0113769B1 Mutation assays involving blood cells that metabolize toxic substances |
| 09/22/1988 | WO1988007162A1 System for heating and cooling liquids |
| 05/10/1988 | CA1236312A1 Tri-phased heat pump |
| 02/16/1988 | CA1232770A1 Method of operating a bimodal heat pump and heat pump for operation by this method |
| 01/13/1988 | EP0062061B1 Absorption heat pump augmented thermal separation process and apparatus |
| 01/12/1988 | US4718249 Apparatus for heating and cooling |
| 01/12/1988 | US4718248 Four element refrigeration heat pump and geothermal control systems |
| 11/17/1987 | US4706883 Pump heating system |
| 08/25/1987 | US4688717 Reverse cycle heating system for a building |
| 07/28/1987 | US4682476 Three-phase heat pump |
| 05/05/1987 | US4662191 Absorption - type refrigeration system |
| 04/14/1987 | US4656839 Heat pumps |
| 04/14/1987 | CA1220353A1 Absorption type heat transfer system functioning as a temperature pressure potential amplifier |
| 03/31/1987 | US4653287 System for heating and cooling liquids |
| 03/10/1987 | CA1218856A1 Method of operating a bimodal heat pump, and a bimodal heat pump for operation by the method |
| 01/27/1987 | US4638642 Heat pump |
| 10/14/1986 | CA1212643A1 Mutation assays involving blood cells that metabolize toxic substances |
| 08/19/1986 | US4606404 Method and apparatus for recycling thermal energy |
| 08/12/1986 | US4604872 Heat pump type air conditioning apparatus having a controlled variable capacity compressor |
| 08/06/1986 | EP0189733A1 Heat pump installation for heat extraction from the ground |
| 07/02/1986 | CA1206766A Process for the operation of an absorption heat pump capable of bivalent operation and absorption heat pump for implementing this process |
| 05/21/1986 | EP0181574A2 Method of constructing a covering of a building wall or roof, for use as an air collector for a heat pump |
| 04/29/1986 | US4584840 Cooling machine or heat pump |
| 04/08/1986 | US4580720 Heat pump installation |
| 04/08/1986 | US4580407 Heating device of a fluid that includes an absorption heat pump cycle |
| 02/18/1986 | US4570452 Earth-type heat exchanger for heat pump systems |
| 12/31/1985 | US4561259 Method of operating a bimodal heat pump and heat pump for use of this method |
| 11/21/1985 | EP0074360B1 Method for regulating a sorption heat pump |
| 10/15/1985 | CA1195132A1 Heat pump system for production of domestic hot water |
| 10/09/1985 | EP0073796B1 Method of controlling a sorption heat pump |
| 08/21/1985 | EP0152121A2 Heat pump apparatus with multi-stage compressor |
| 08/21/1985 | EP0151843A1 System for efficiently exchanging heat with ground water in an aquifer |
| 07/31/1985 | EP0150014A2 Heat pump |
| 07/30/1985 | US4532204 Mutation assays involving blood cells that metabolize toxic substances |
| 07/30/1985 | US4531374 Multi-stage apparatus having working-fluid and absorption cycles, and method of operation thereof |
| 07/24/1985 | EP0149353A2 Heat pumps |
| 07/23/1985 | US4530826 Method for recovering and utilizing waste heat |
| 07/17/1985 | EP0148756A2 System for the revaluation of low-level thermal energy using phenomena of evaporation, and solution of two fluids being in equilibrium of vapour pressure at different temperatures |
| 07/16/1985 | US4528823 Heat pump apparatus |
| 07/09/1985 | US4527621 Method and apparatus for recycling thermal energy |
| 07/02/1985 | US4526009 Method of operating a bimodal heat pump, as well as bimodal heat pump for using said method |
| 06/19/1985 | EP0145515A1 Fluid heating installation comprising an absorption heat pump associated cycle |
| 06/19/1985 | EP0145093A2 Mixture cycle for a sorption heat pump |
| 05/21/1985 | CA1187462A1 Heating installation comprising a boiler and a heat pump |
| 05/14/1985 | US4516629 Earth-type heat exchanger for heat pump system |
| 05/07/1985 | US4514990 Heat exchange system with space heating, space cooling and hot water generating cycles |
| 04/17/1985 | EP0137211A2 Absorption type heat transfer system functioning as a temperature pressure potential amplifier |
| 04/16/1985 | CA1185578A1 Heating system incorporating an absorption-type heat pump and methods for the operation thereof |
| 03/26/1985 | US4507175 Heat exchanging |
| 03/26/1985 | US4506524 Absorption type heat transfer system functioning as a temperature pressure potential amplifier |
| 03/19/1985 | US4505124 Heat management system for aircraft |
| 03/19/1985 | US4505123 Absorption heat pump system |
| 02/26/1985 | US4501127 Heating system incorporating an absorption-type heat pump and methods for the operation thereof |
| 02/13/1985 | EP0089988B1 Method of recovering thermal energy by heat pump from sea water and comparable water masses |
| 02/12/1985 | US4498999 Process for the heating and/or thermal conditioning of a building by means of a heat pump operated with a specific mixture of working fluids |
| 01/23/1985 | EP0132000A1 Method of operating a bimodal heat pump and heat pump for operation by this method |
| 01/09/1985 | EP0130908A1 Heat transfer process with a three-phase monovariant reaction |
| 01/08/1985 | CA1180671A1 Reverse absorption heat pump augmented distillation process |
| 01/02/1985 | EP0130143A1 Refrigeration machine or heat pump |
| 12/25/1984 | US4489568 Ground water heat pump system |
| 12/11/1984 | CA1179161A1 Heat pump type airconditioner |
| 11/13/1984 | US4481783 Hybrid heat pump |
| 10/24/1984 | EP0042434B1 Method of amplifying heat |
| 10/16/1984 | CA1176065A1 Method for the production of heat using a heat pump, particularly for processes run only at high temperatures |
| 10/09/1984 | US4475343 Method for the generation of heat using a heat pump, particularly for _processes run only at high temperatures |
| 10/02/1984 | US4474018 Heat pump system for production of domestic hot water |
| 10/02/1984 | CA1175251A1 Cascade heat pump for heating water and for cooling or heating a comfort zone |
| 09/25/1984 | US4472948 Heat pump installation operating from a cold source constituted by a turbid or corrosive solution |
| 09/12/1984 | EP0073797B1 Method of determining an order value for a temperature or pressure regulator in a heat pump |
| 09/05/1984 | EP0117554A1 Heat pump for the extraction of heat from surface water |
| 08/28/1984 | US4468337 Dichlorodifluoromethane, trifluoromethane |
| 08/14/1984 | US4464907 Process for the operation of an absorption heat pump capable of bivalent operation and absorption heat pump for implementing this process |
| 08/07/1984 | US4463570 Method of determining a set point for a temperature pressure controller of a heat pump |
| 08/07/1984 | CA1172054A1 Method for producing heat by means of a heat pump using a mixture of fluids as working agents and air as heat source |
| 08/07/1984 | CA1172039A1 Environmental control system |
| 07/24/1984 | US4461345 Heat-augmented heat exchanger system |
| 07/17/1984 | US4459816 Heat pump |
| 07/11/1984 | EP0112833A1 A heating device for building and of the kind comprising a heat pump |
| 07/10/1984 | US4458498 Method of and apparatus for amplifying heat |
| 07/03/1984 | US4457143 Absorption type heat pump device |
| 06/13/1984 | EP0110763A1 Heating plant equipped with an absorption heat pump |
| 05/16/1984 | EP0108138A1 Heat pump system for production of domestic hot water |
| 05/15/1984 | US4448347 Heat pump system using wastewater heat |
| 05/15/1984 | US4448237 System for efficiently exchanging heat with ground water in an aquifer |
| 05/09/1984 | EP0107880A1 Method of operating a bimodal heat pump and a bimodal heat pump for operation by the method |
| 04/17/1984 | CA1165575A1 Heat pump system for absorbing heat from the ambient atmosphere |
| 04/10/1984 | US4441901 Heat pump type airconditioner |
| 04/10/1984 | US4441546 Method of operating a heat-augmented heat pump system |