patent · · added 2 months ago
Solar gravity engine
A solar or thermal gravity engine including a conduit extending substantially vertically from ground level upward into the atmosphere including a plurality of valves in the walls o...
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Everything the archive has gained lately, newest first. Also as a feed for whatever you read feeds with.
August 2026
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patent · · added 2 months ago
Convection current pumping called, series convection pump
An array of several convection tubes are positioned in a series configuration to provide the equivalent of a very tall convection current generating tower, the pressure and fluid f...
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patent · · added 2 months ago
Thermal energy storage system
A modular thermal energy storage system comprises a stack of individual heat storage elements, each element having a sealed metal container filled with liquid such as water and sep...
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patent · · added 2 months ago
Thermal energy storage apparatus
A thermal energy storage apparatus and method employs a container formed of soda lime glass and having a smooth, defect-free inner wall. The container is filled substantially with...
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patent · · added 2 months ago
System for thermal energy storage, space heating and cooling and power conversion
An integrated system for storing thermal energy, for space heating and cong and for power conversion is described which utilizes the reversible thermal decomposition characteristic...
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patent · · added 2 months ago
Method and apparatus for low-loss storage of thermal energy and for low-loss withdrawal of the stored thermal energy
Method of low-loss thermal energy storage in and withdrawal from a heat accumulator connected with an energy source and a heat consumer in a circulatory system through which a heat...
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patent · · added 2 months ago
Compressed-air storage installation
A compressed-air storage installation comprising a heat accumulator for storing heat contained in compressed air and the air is passed into subterranean caverns. The heat accumulat...
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patent · · added 2 months ago
Process and apparatus for heat exchange
A process and apparatus is provided for storing thermal energy and subsequently releasing and extracting the stored thermal energy upon demand. At least one sealed container of sal...
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patent · · added 2 months ago
Regenerative heat storage in compressed air power system
A compressed air power plant is disclosed wherein compressed air may be stored underground and later utilized as required. The storage facilities include a heat storage covern whic...
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patent · · added 2 months ago
Geothermal energy processing system with improved heat rejection
The improved geothermal energy extraction system abstracts thermal energy stored in hot solute-bearing well water to generate a super-heated fluid from an injected flow of a workin...
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patent · · added 2 months ago
Heat exchange method and device therefor for thermal energy storage
A heat exchange device for the introduction of thermal energy into and removal of thermal energy from liquid-solid phase change material is described in which the phase change mate...
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patent · · added 2 months ago
Heat pump system with improved heat transfer
A heat pump for cooling or heating a conditioned space includes an underground heat pipe laid into a hole in the ground back-filled with soil. The heat transfer of the soil is impr...
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patent · · added 2 months ago
Process for the recovery of energy and in particular for the recovery of heat on the heat pump principle
A body of still water is confined in heat exchange with one or more ambient heat sources whose temperature is usually above but may drop near 0° C. Heat is withdrawn from the body...
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patent · · added 2 months ago
Situ coal combustion heat recovery method
A method for recovery of heat generated by the combustion of coal in situ within coal seams in the earth. Three embodiments are described: one, in which the coal seam crops out and...
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patent · · added 2 months ago
Storage of radioactive material
Containers of radioactive material are placed in a well, so that the subterranean well lining absorbs much of the radiation from the containers. The heat generated by the radioacti...
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patent · · added 2 months ago
Cold storage tank
A cold storage tank is mounted in a pit in the ground. An outer plastic sheet barrier lines the pit. A lining of incompressible insulating material lines the interior surface of th...
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patent · · added 2 months ago
In situ coal combustion heat recovery method
A method for recovery of heat generated by the combustion of coal in situ within coal seams in the earth. Three embodiments are described: one, in which the coal seam crops out and...
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patent · · added 2 months ago
Heat storage tank
A heat storage tank is mounted in a pit in the ground. The pit preferably has four sides and a bottom. A lining of insulating material mounted against the sides of said pit. A wate...
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patent · · added 2 months ago
Thermal storage apparatus
A thermal storage apparatus comprising two thermal storage vessels, each thermal storage vessel containing a thermal storage medium, one medium being capable of being maintained at...
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patent · · added 2 months ago
Heat transfer system
A heat storage and/or recovery system using multiple heat storage tanks to selectively store heat from a solar collector and recover the stored heat to operate a heat driven system...
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patent · · added 2 months ago
Reversible latent heat storage method, and reversible latent heat accumulator
Utilization of latent heat stored in a crystalline liquid heat storage medium subject to super-cooling by continuously circulating the storage medium past a heat exchanger position...
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patent · · added 2 months ago
Rock channel heat storage
A heat or cold storage system utilizing a plurality of channels dug directly into the earth and filled with rocks which are used to absorb heat or cold for storage, a part of such...
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patent · · added 2 months ago
Fluid heat transfer system
Only a limited number of organic or silicone liquid phase thermal exchange fluid types are suitable for operation over a wide range of hot and cold temperatures and these have an u...
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patent · · added 2 months ago
Rock channel heat storage
A heat or cold storage system utilizing a plurality of channels dug directly into the earth and filled with rocks which are used to absorb heat or cold for storage, a part of such...
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patent · · added 2 months ago
Method of and arrangement for the seasonal storage and use of hot water produced in particular by electrical power-generating thermal and nuclear stations
A large capacity tank for the seasonal storage of hot water from electrical power-generating thermal and nuclear plants to be used seasonally to heat buildings, consisting of a lar...
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patent · · added 2 months ago
Underground storage system for heating and cooling systems
A thermal energy storage system including a thermal energy storage tank and a pair of thermal energy exchange tanks disposed in a different horizontal plane than the thermal energy...
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patent · · added 2 months ago
Power generation arrangement
This invention relates to a system for generating power utilizing the elevation differences and available temperatures on the earth's surface, such as occurs in a mountainous regio...
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patent · · added 2 months ago
Geothermal energy well casing seal
A geothermal energy transfer and utilization system makes use of thermal energy stored in hot solute-bearing well water to generate super-heated steam from an injected flow of clea...
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patent · · added 2 months ago
Long-period thermal storage accumulators
A long-period storage accumulator for storing heat water is used as a storing medium. The water is enclosed in large thinwalled containers which are arranged under the ground. The...
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patent · · added 2 months ago
Geothermal energy recovery
Apparatus and method for recovering resources from subterranean rock formations, particularly heat energy, and more particularly geothermal energy. A heat-drill, which has means as...