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