Patents for F28D 20 - Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups or (6,774) |
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07/21/1981 | US4279291 Subterranean heating and cooling system |
07/08/1981 | EP0031327A1 Method of storing heat and heat store for carrying out the method |
07/07/1981 | CA1104334A1 Thermal energy storage composition |
07/07/1981 | CA1104333A1 Heat storage process |
06/23/1981 | CA1103533A1 Method and apparatus for low-loss storage of thermal energy and for low-loss withdrawal of the stored thermal energy |
06/16/1981 | US4273101 Solar energy system |
06/10/1981 | EP0029843A1 Process for storing heat, in particular at low temperature |
06/09/1981 | US4271681 Long-term ice storage for cooling applications |
06/03/1981 | EP0029799A1 Process and apparatus for storing thermal energy |
06/02/1981 | US4270600 Accumulator of energy for conversion to heat |
06/02/1981 | US4270523 Heat storage apparatus and heat exchanger element for use therein |
06/02/1981 | US4270512 Heat storing fireplace |
05/28/1981 | WO1981001458A1 Method and device for accumulation of heating energy |
05/19/1981 | US4268558 Thermal storage material and process for making |
05/19/1981 | US4267881 Heat storage sink |
05/13/1981 | EP0028512A1 Storage and recovery systems for electrically generated energy |
05/12/1981 | US4266598 Method and apparatus for storing heat energy |
05/06/1981 | EP0028087A1 Thermal energy storage system |
05/05/1981 | US4265224 Multi-stage solar storage system |
04/28/1981 | US4263961 Method and an apparatus for storing heat energy |
04/21/1981 | US4263259 Hatch and hatch cover for thermal regeneration apparatus |
04/21/1981 | US4262739 System for thermal energy storage, space heating and cooling and power conversion |
04/21/1981 | US4262735 Installation for storing and recovering heat energy, particularly for a solar power station |
04/21/1981 | US4262653 Solar energy heat storage and transfer system |
04/01/1981 | EP0026025A1 A method for subterraneously, or at least mainly subterraneously, placing a piping system, for instance for temporarily storing heat, in a preferably water saturated ground, as well as a piping system placed subterraneously, or at least mainly subterraneously, by applying said method |
04/01/1981 | EP0025984A1 Method of charging latent-heat accumulators |
03/31/1981 | US4259401 Methods, apparatus, and compositions for storing heat for the heating and cooling of buildings |
03/31/1981 | US4258780 Dual cycle heat pipe-method and apparatus |
03/31/1981 | US4258700 Solar or waste heat-exothermic/endothermic liquid-heat sink and pump |
03/31/1981 | US4258696 Passive thermal energy phase change storage apparatus |
03/19/1981 | WO1981000754A1 Heat accumulator |
03/10/1981 | USRE30540 Heat storage water tank |
03/10/1981 | US4254636 Heat transfer system |
03/05/1981 | WO1981000612A1 Process for storing heat,in particular at low temperature |
03/05/1981 | WO1981000574A1 A method and apparatus for storing heat |
02/24/1981 | CA1096259A1 Heating transfer system for the utilization of cavities dug in the subsoil as heat silos |
02/19/1981 | WO1981000444A1 Underground tank used as a water supply tank for heat pumps |
02/18/1981 | EP0023907A1 Device for use in a cistern containing liquid for the storage of thermal energy |
02/17/1981 | US4250958 Double tubular thermal energy storage element |
02/17/1981 | US4250885 Method and apparatus for utilizing solar heat for heating a building |
02/17/1981 | US4250866 Thermal energy storage to increase furnace efficiency |
02/11/1981 | EP0023866A2 Thermal-storage device using latent melting heat and direct contact |
02/11/1981 | EP0023482A1 Apparatus for and methods of generating electrical power |
02/10/1981 | US4249592 High temperature, heat storage and retrieval system |
02/10/1981 | US4249518 Method for maintaining a correct density gradient in a non-convecting solar pond |
02/03/1981 | US4248294 Solar hot water heating system |
02/03/1981 | US4248291 Compact thermal energy reservoirs |
01/21/1981 | EP0022645A2 Integrated heat exchange and heat storage system using low-temperature thermochemical reactions |
01/20/1981 | US4246466 Electric heat storage apparatus |
01/13/1981 | US4244350 Solar energy heat-storage tank |
01/13/1981 | US4244148 Process and device for air-conditioning greenhouses |
01/07/1981 | EP0022126A2 Heating or air conditioning system with heat accumulators |
01/06/1981 | US4243871 Fluid heating system with storage of electric heat |
12/30/1980 | US4241843 Lined metal tank with heat shield and method of making same |
12/30/1980 | US4241782 Heat storage system adapted for incongruently melting heat storage materials and congruently melting heat storage materials |
12/30/1980 | US4241781 Regenerative heater and process for the operation thereof |
12/23/1980 | US4240268 Ground cold storage and utilization |
12/11/1980 | WO1980002736A1 Utilization of ground earth under building structures for storing and/or withdrawal of heat energy |
12/11/1980 | WO1980002735A1 Luminaire for indirect lighting |
12/09/1980 | US4237964 Heat exchange process with heat accumulation |
12/09/1980 | CA1091045A1 Method for storing fluid underground at maximum pressure p. |
12/02/1980 | CA1090599A1 Condenser and hot water system |
11/26/1980 | EP0019235A1 Heat storage device with change of the state of aggregation |
11/25/1980 | US4235221 Solar energy system and apparatus |
11/18/1980 | US4234037 Underground heating and cooling system |
11/18/1980 | US4233960 Heat storage apparatus and method |
11/18/1980 | US4233959 Storage of thermal energy |
10/15/1980 | EP0017105A1 Solar-energy water heater |
10/14/1980 | US4227567 Heat exchanging, therminol, caloria, santowax, dibutyl phthalate |
10/14/1980 | CA1087410A1 Energy recovery system |
10/01/1980 | EP0015979A1 Thermal energy accumulator |
10/01/1980 | EP0015978A1 Solar energy system |
09/23/1980 | US4223721 Heat storage containers filled with the combination of a eutectic salt and a non-biodegradable filler material |
09/18/1980 | WO1980001948A1 Method of storing heat and heat store for carrying out the method |
09/16/1980 | US4222365 Heat storage system and method |
09/09/1980 | US4221259 Process for storing calories |
09/02/1980 | US4220196 Heat storage device |
08/26/1980 | US4219076 Heat transfer system |
08/26/1980 | US4219075 Heat storage device |
08/26/1980 | US4219074 Method and apparatus for low-loss storage of thermal energy and for low-loss withdrawal of the stored thermal energy |
08/26/1980 | US4219072 Phase change material heat exchanger |
08/26/1980 | US4219012 Solar heating with air transfer |
08/26/1980 | US4218889 Mass transit systems |
08/21/1980 | WO1980001714A1 Device for use in a cistern containing liquid for the storage of thermal energy |
08/07/1980 | WO1980001593A1 Apparatus for and methods of generating electrical power |
07/29/1980 | CA1082545A1 Solar energy storage and utilization |
07/24/1980 | WO1980001509A1 Heat storage device |
07/22/1980 | US4213563 Heat storage and transmission apparatus for heat from a fluid heated by the sun |
07/22/1980 | CA1082068A1 Heat transfer system |
07/22/1980 | CA1081935A1 Heat store and installation for the utilisation of solar energy |
07/15/1980 | CA1081752A1 Heat sump system for building structures |
07/15/1980 | CA1081569A1 Energy storage and retrieval as heat |
07/09/1980 | EP0012757A1 A method of storing thermal energy in a ground storage device. |
07/08/1980 | US4211208 Container for a heat storage medium |
07/01/1980 | US4210201 Low cost heat storage tank and heat exchanger |
06/11/1980 | EP0012037A1 Method of thermal insulation of a hot medium and installation for carrying out the method |
06/03/1980 | US4205718 Solar-earth thermal system |
06/03/1980 | US4205656 Thermal storage reservoirs |
05/20/1980 | US4203489 Thermal energy storage system |
05/14/1980 | EP0010819A1 Apparatus for the storage of heat and use of said apparatus in heating systems |