| 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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| 05/06/1980 | US4201192 Solar heat air system |
| 04/29/1980 | US4200783 Apparatus for collecting and thermally storing energy |
| 04/29/1980 | US4200148 Storing and extracting latent heat |
| 04/22/1980 | US4199021 Thermal energy storage apparatus |
| 04/15/1980 | CA1075546A1 Device for accumulation tanks for fluid |
| 03/25/1980 | US4194496 Solar heat storage systems |
| 03/19/1980 | EP0008717A1 Plant cultivation process using solar energy storage devices |
| 03/18/1980 | US4193543 Solar heating system |
| 03/18/1980 | US4193441 Variable capacity thermal storage system employing thermal switching |
| 03/11/1980 | US4192371 Thermal energy converted to chemical energy as a mea(s of storage |
| 03/11/1980 | US4192144 Direct contact heat exchanger with phase change of working fluid |
| 03/11/1980 | CA1073223A1 Compressed-air storage installation |
| 03/05/1980 | EP0008487A1 Installation and method for the storage of thermal energy in a pond containing a saturated aqueous saline solution |
| 02/26/1980 | US4190099 Heat transfer system for the utilization of cavities dug in the subsoil as heat silos |
| 02/21/1980 | WO1980000257A1 Phase change thermal materials with crust forming stabilizers |
| 02/19/1980 | CA1071959A1 Solar collector comprising an evacuated cover |
| 02/12/1980 | US4187904 Heat transfer installation having storage reservoir containing a salt as a heat carrier |
| 02/06/1980 | EP0007538A1 Closed receptacle for storing and/or producing heat or cold |
| 02/06/1980 | EP0007530A1 Closed container with built-in chambers and tubes for the storage and/or production of heat or cold |
| 02/05/1980 | US4187189 Phase change thermal storage materials with crust forming stabilizers |
| 02/05/1980 | US4186794 Method and system for storing and extracting low-temperature heat energy |
| 02/05/1980 | US4186721 Solar energy heat collector |
| 01/23/1980 | EP0007313A1 Heat transfer system |
| 01/22/1980 | US4184477 Solar heating and storage |
| 01/09/1980 | EP0006643A2 Heat exchanger for a heat accumulator and heat accumulator with a large capacity and long conservation period, cementing system for subterranean water level, exterior walls for buildings, and heating system |
| 01/09/1980 | EP0006219A1 Method and means for heat storage |
| 01/08/1980 | US4182489 Heat transfer system |
| 01/08/1980 | US4182409 Heat transfer system |
| 01/08/1980 | US4182398 Crosslinked crystalline polymer and methods for cooling and heating |
| 12/25/1979 | US4180124 Process and apparatus for heat exchange |
| 12/25/1979 | US4179902 Hot water system and condensing unit therefor |
| 12/18/1979 | US4178727 Heat absorbing panel |
| 12/04/1979 | US4176655 Solar energy collection system and apparatus for same utilizing latent energy storage fluid |
| 11/29/1979 | WO1979001004A1 Thermal energy accumulator |
| 11/29/1979 | WO1979001003A1 Solar energy system |
| 11/14/1979 | EP0005362A1 Heat exchange bodies utilizing heat of fusion effects and methods of making same |
| 11/13/1979 | US4174009 Long-period thermal storage accumulators |
| 11/06/1979 | US4173304 Building structure with heat storage and recovery |
| 11/06/1979 | US4173125 Energy recovery system |
| 10/30/1979 | US4172766 Solar energy collectors and plants operated by them |
| 10/30/1979 | US4172491 Method of more efficiently operating a heat storage-heat exchange system |
| 10/18/1979 | WO1979000806A1 A method of storing thermal energy in a ground storage device |
| 10/17/1979 | EP0004552A1 Heat accumulator containing water as means for heat storage and method to unload the heat accumulator |
| 10/17/1979 | EP0004551A1 Heat accumulator |
| 10/16/1979 | US4170982 Solar energy storage and distributing device |
| 10/16/1979 | CA1064271A1 Long-period thermal storage accumulators |
| 10/09/1979 | US4170261 Heat storage device |
| 10/02/1979 | US4169499 Solar energy heat utilization |
| 10/02/1979 | US4169461 Storge tank especially suitable for use in a solar heat system |
| 09/19/1979 | EP0004058A1 Heat storage device |
| 09/19/1979 | EP0003980A1 Thermal energy storage device |
| 09/18/1979 | CA1062569A1 Solar energy collector with in situ storage |
| 09/04/1979 | US4166449 Heat storage vault |
| 08/28/1979 | US4165945 Method for storing fluid underground at maximum pressure p |
| 08/21/1979 | US4164975 Heat exchanger holder |
| 08/08/1979 | EP0003442A1 Heat absorbing panel |
| 08/08/1979 | EP0003332A1 Latent heat accumulator |
| 07/26/1979 | WO1979000472A1 Fluid heating and cooling system with thermal storage |
| 07/17/1979 | US4161211 Metal hydrides |
| 07/17/1979 | US4161210 Temperature increase system |
| 07/12/1979 | WO1979000440A1 Heat transfer system |
| 07/10/1979 | CA1058155A1 Heating device comprising a heat accumulator |
| 07/03/1979 | US4159736 Method of and arrangement for the seasonal storage and use of hot water produced in particular by electrical power-generating thermal and nuclear stations |
| 06/19/1979 | US4158686 Method of making a solar energy collector |
| 06/19/1979 | US4158384 Heat storage system |
| 06/19/1979 | US4158358 Heat and cold storage apparatus |
| 06/12/1979 | US4157730 System for the storage and recovery of heat in a captive layer |
| 05/15/1979 | US4154292 Heat exchange method and device therefor for thermal energy storage |
| 05/08/1979 | US4153105 Reversible latent heat storage method, and reversible latent heat accumulator |
| 05/08/1979 | US4153103 Vacuum tank |
| 05/08/1979 | US4153047 Heat storage systems |
| 05/08/1979 | US4152899 Thermal energy storage and release utilizing combined sensible heat and latent heat of fusion |
| 04/03/1979 | US4147204 Compressed-air storage installation |
| 03/27/1979 | US4146087 Device for accumulation tanks for fluid |
| 03/20/1979 | US4144999 System and structure for conditioning air |
| 03/06/1979 | US4142576 Heat pump system with improved heat transfer |
| 03/06/1979 | US4142509 Solar collector comprising an evacuated cover |
| 03/06/1979 | CA1050052A1 Method of transporting heat energy |
| 02/13/1979 | US4139321 Rock channel heat storage |
| 02/13/1979 | US4139056 Method of and system for storing heat |
| 02/13/1979 | US4139055 Solar heating (cooling) |
| 02/13/1979 | US4138995 Solar energy storage and utilization |
| 02/13/1979 | US4138850 Sorption system for low-grade (solar) heat utilization |
| 02/06/1979 | US4137900 Solar heating system |
| 01/23/1979 | US4135571 Thermal storage systems |
| 01/23/1979 | US4135371 Storage element for a sorption heat storage system |
| 01/02/1979 | CA1045394A1 Heat pump system with improved heat transfer |
| 12/26/1978 | US4131158 Storage arrangement for thermal energy |
| 11/28/1978 | US4127161 Energy storage unit and system |
| 11/14/1978 | US4125108 Panels for solar heating system |
| 11/07/1978 | US4124062 Method and device for controlling the temperature in a premise |
| 11/07/1978 | US4124061 Thermal energy storage unit |
| 10/17/1978 | CA1040498A1 Device for storing solar energy |
| 10/10/1978 | US4119143 Heat transfer system |
| 10/10/1978 | US4119086 Storage tank assembly |
| 10/03/1978 | US4117882 Process and apparatus for heat exchange |
| 09/26/1978 | US4117305 Heat sump system for building structures |
| 09/19/1978 | US4114600 Thermal storage and heat transfer system and method |
| 09/12/1978 | CA1038176A1 Thermal storage systems |
| 09/05/1978 | US4111260 Method of heat accumulation and a thermal accumulator for the application of said method |