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| Number | Title | Issue Date |
| 6763886 | In situ thermal processing of a coal formation with carbon dioxide sequestration A coal formation may be treated using an in situ thermal process. Hydrocarbons, H2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis ... | 07/20/2004 |
| 6714617 | Disposal of radiation waste in glacial ice Encapsulating calcined radioactive waste in strong, corrosion-resistant spheres of dimensions such that heat from the radiation melts the ice at a rate which brings the spheres to the bottom of the permanent icefield in a relatively short time, with the resulting wa... | 03/30/2004 |
| 6709198 | Irrigation system and method An irrigation system comprising a closed-loop piping system, a portion of which is a condensing section extending on or below ground surface, and at least another portion of which is a cool-collecting section buried under ground at a cool ground zone. The closed-loo... | 03/23/2004 |
| 6419422 | Underground irrigation method and system An irrigation system comprising an energized cooling system for cooling the fluid to a temperature below ground temperature, colosed-loop condensation piping buried under ground surface and an energized fluid circulating arrangement for circulating the fl... | 07/16/2002 |
| 5669734 | Process for making underground storage caverns A new method for making large underground storage caverns in bedded or domal salt deposits for the storage of fluid materials in areas where solution mining water temperatures are low by a process which significantly reduces the amount of time required to... | 09/23/1997 |
| 5507149 | Nonporous liquid impermeable cryogenic barrier A method of making a nonporous, substantially liquid-impermeable cryogenic barrier within the Earth, and a nonporuous, substantially liquid-impermeable cryogenic barrier. A triple array of casings extends along respective sets of central axes from arrays ... | 04/16/1996 |
| 5450899 | Method of supplying gas to gas consumers A method for supplying gas to gas consumers, which method resides in forming a storage reservoir above a gas-saturated water-bearing horizon under development, filling the storage reservoir thus-formed with gas by periodically subjecting the horizon under... | 09/19/1995 |
| 5050386 | Method and apparatus for containment of hazardous material migration in the earth A method and system is disclosed for reversibly establishing a closed, flow-impervious cryogenic barrier about a predetermined volume extending downward from a containment site on the surface of the Earth. An array of barrier boreholes extend downward fro... | 09/24/1991 |
| 4974425 | Closed cryogenic barrier for containment of hazardous material migration in the earth A method and system is disclosed for reversibly establishing a closed, flow-impervious cryogenic barrier about a predetermined volume extending downward from a containment site on the surface of the Earth. An array of barrier boreholes extend downward fro... | 12/04/1990 |
| 4860544 | Closed cryogenic barrier for containment of hazardous material migration in the earth A method and system is disclosed for reversibly establishing a closed, flow-impervious cryogenic barrier about a predetermined volume extending downward from a containment site on the surface of the Earth. An array of barrier boreholes extend downward fro... | 08/29/1989 |
| 4671700 | Method and installation for storing liquid gas at low temperature in an underground cavity The walls of the cavity (10) are interconnected by rounded portions. The cavity (10) may be cylindrical in shape with hemispherical ends (11, 12). This shape reduces cracking in the walls during an initial cavity cooling process.... | 06/09/1987 |
| 4580924 | Process and device for blocking a well opening out in the ceiling of an underground cavity for low temperature storage To block the mouth of a well (1) opening out in the ceiling of an underground cavity (2), a part (4) in the shape of a keystone is used, which has a hole through the middle for the passage of pipes (31, 32), suitable cements are then poured in to make the... | 04/08/1986 |
| 4461599 | Apparatus for storing heavy hydrocarbon oil and vessel therefor Heavy hydrocarbon oil having a pour point higher at least than the environmental temperature is loaded into a storage vessel in a state heated up to a temperature above its pour point and is cooled down to a temperature below the point to be stored in a s... | 07/24/1984 |
| 4121429 | Underground storage for cold and hot products and methods for constructing same In an underground storage, containing hot or cold storage materials, a circulating gas or fluid is passed in a plurality of conducts in the walls, floor, and ceiling of the storage and near their surface towards the storage, and, if a container or contain... | 10/24/1978 |
| 4094151 | Anti-freezing method and apparatus for ground surrounding liquified gas storing underground tank The ground surrounding a liquified gas storing underground tank is excavated into a form of a columnar cavity or wall shaped cavity, and then a synthetic resin bag or envelope is placed therein, after which granular materials such as sand or gravel is fil... | 06/13/1978 |
| 3990248 | Installation for the storage of gas, especially natural gas An installation for storing liquid gas, characterized by a storge cavity, of which all internal surfaces for enabling the storage of the gas in a liquid state, are coated with a continuous insulation, comprising a plurality of superposed layers of cold-re... | 11/09/1976 |
| 3950958 | Refrigerated underground storage and tempering system for compressed gas received as a cryogenic liquid Methods and systems for storing large volumes of gas, such as natural gas, commonly shipped as liquid at very low temperature and unloaded through comparatively short cryogenic pipelines. Systems are disclosed for receiving, storing and warming shipments ... | 04/20/1976 |
| 3934420 | Method of sealing the rock around a rock chamber intended for a medium, the temperature of which is below the natural temperature of the rock Rock chambers are used for storing liquids and gases, e.g. natural gas, at low temperatures. To prevent leakage through cracks in the rock surrounding the rock chamber the invention provides a method of sealing the rock by injecting a sealing agent throug... | 01/27/1976 |
