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| Number | Title | Issue Date |
| 7526925 | Method and apparatus for producing slush nitrogen A method for producing slush nitrogen comprises the steps of: spraying liquid nitrogen from a nozzle into a vessel kept under a reduced pressure with a nozzle diameter and a spraying pressure being so adjusted as for the liquid nitrogen to maintain the form of dropl... | 05/05/2009 |
| 7370481 | Apparatus and method for cooling super conductive body Liquid nitrogen is filled in a low temperature vessel; an ejector that sucks liquid nitrogen by blowing a cooling agent (liquid or gas) such as low temperature helium gas or liquid helium of pressure higher than in the space within the vessel is disposed in the vess... | 05/13/2008 |
| 7337616 | System for sampling cryogenic liquids, and air separation unit provided with at least one such system A system for sampling cryogenic liquids, and an air separation unit provided with at least one such system. The cryogenic liquid is introduced into a vaporizer, through heat exchange with the compressed air. The liquid passes through the vaporizer generally downward... | 03/04/2008 |
| 7281393 | Method and apparatus for accumulating hyperpolarized xenon A method and apparatus for the accumulation of hyperpolarized 129Xe is described. A gas mixture comprising 129Xe is flowed through a heat exchanger tube from the first end to the second end. Concurrently, the outer surface of the heat exchanger... | 10/16/2007 |
| 7272894 | Drum dryer A drum dryer provided with a liquid splash and scatter preventing equipment, which enables continuous operation by preventing a scattering liquid from making dry powder in the case in which the equipment is provided above a neighborhood of a liquid concentration sec... | 09/25/2007 |
| 7228713 | Multi-stage vacuum distilling, cooling and freezing processes and apparatuses for solution separation and seawater desalination Multi-stage vacuum distilling, cooling, and freezing processes for solution separation and seawater desalination are implemented through multi-stage vacuum distilling, cooling, and freezing systems. The systems are set to their initial state for implementing constan... | 06/12/2007 |
| 7201018 | Generation and delivery system for high pressure ultra high purity product The invention relates to a process and apparatus for delivering an ultra high purity fluid comprising at least one component to a point of use at a required pressure without mechanical pumping. In one embodiment, a high purity feed comprising at least one component ... | 04/10/2007 |
| 7191602 | Storage of Hby absorption and/or mixture within a fluid medium For the first time, a hydrogen storage method, apparatus and system having a fluid mixture is provided. At predetermined pressures and/or temperatures within a contained substantially fixed volume, the fluid mixture can store a high density of hydrogen molecules, wh... | 03/20/2007 |
| 7155930 | Apparatus for producing slush nitrogen and method for producing the same Liquid nitrogen is filled in a low temperature vessel; an ejector that sucks liquid nitrogen by blowing a cooling agent (liquid or gas) such as low temperature helium gas or liquid helium of pressure higher than in the space within the vessel is disposed in the vess... | 01/02/2007 |
| 7150777 | Method for recovery of by product gas in vacuum heat treatment A method and apparatus for the recovery of by product gases used in a vacuum metal treatment process or other gas treatments processes are disclosed. The present invention is normally carried out in a process chamber in the last stage of the process, after vacuum pr... | 12/19/2006 |
| 7137274 | System for liquefying or freezing xenon Apparatus for producing liquid or solid xenon comprises a duct 12 having an inlet 14 for receiving gaseous xenon and an outlet 16 for outputting gaseous xenon at a reduced temperature to a nozzle located in a vacuum chamber 60. A housing ... | 11/21/2006 |
| 7013673 | Hydrate-based desalination/purification using permeable support member Processes and apparatus are disclosed for separating and purifying aqueous solutions such as seawater by causing a substantially impermeable mat of gas hydrate to form on a porous restraint. Once the mat of gas hydrate has formed on the porous restraint, the portion... | 03/21/2006 |
| 6966934 | Gas reclaiming equipment A gas reclaiming equipment capable of separating SF6 gas from a mixed gas efficiently and shortening reclaiming work under reduced pressure. A gas separation equipment is provided between a gas insulated equipment and a gas liquefaction system. The gas se... | 11/22/2005 |
| 6955714 | Collecting facility of high melting point component in gas and collecting facility of dihalogenated aromatic compound in gas A collecting facility for collecting a component of a high melting point in a gas that includes a collecting tower through which a gas flows, a treating liquid projecting apparatus projecting treating liquid having temperature not higher than the melting point of a ... | 10/18/2005 |
| 6735977 | Magnetic holding field for cryogenically accumulated polarized 129Xenon An apparatus and a method for providing a magnetic holding field about a chamber for accumulating frozen 129Xe. The apparatus includes a magnetic field source and a yoke for supporting the magnetic field source about the chamber. The magnetic field source... | 05/18/2004 |
| 6651459 | Hyperpolarization of a gas The present invention relates to a method of hyperpolarizing a gas sample. The method cryogenically forming a solidified gas structure from the sample gas, the solidified gas structure being surrounded by 3 He. A magnetic field is then to the s... | 11/25/2003 |
| 6363743 | Method for formulating particles Method for formulating particles from solutions, wherein cooling the solution down to the initial freezing point, to mix the solution under pressure with an inert medium, to expand the solution to solid, fluidable frozen particles comprising the insert me... | 04/02/2002 |
| 6180843 | Method for producing gas hydrates utilizing a fluidized bed An apparatus for producing gas hydrates includes a reactor vessel having a fluidized or expanded bed reaction zone. The reactor vessel has an upper portion and a lower portion, wherein a cross-sectional area of the upper portion is larger than a cross-sec... | 01/30/2001 |
| 6079222 | Method for preparing deep-frozen liquid gas The object of the invention is to provide a method for preparing deep-frozen liquid gas for the purpose of recovering process energy for a downstream process, with which the refrigerating capacity of the deep-frozen liquid gas can also be used in the down... | 06/27/2000 |
| 6079213 | Methods of collecting, thawing, and extending the useful life of polarized gases and associated accumulators and heating jackets Methods of collecting, thawing, and extending the useful polarized life of frozen polarized gases include heating a portion of the flow path and/or directly liquefying the frozen gas during thawing. A polarized noble gas product with an extended polarized... | 06/27/2000 |
| 6003332 | Process and system for producing high-density pellets from a gaseous medium A process and system for producing pellets of high density carbon dioxide or other gases utilize a chamber containing a plurality of cell-like freezing compartments within which ice is to be formed. A gas desired to be frozen into ice is introduced into t... | 12/21/1999 |
| 5724831 | Method of and apparatus for cooling food products For cooling food products in a container, a distributor pipe for supplying liquid carbon dioxide extends into an interior of the container and a plurality of nozzles are arranged on the distributor pipe so that liquid carbon dioxide is discharged from the... | 03/10/1998 |
| 5644923 | System for filtering residual contaminant particles for smoke and gas through atomized ultrafreezing A system for filtering contaminants from a gas stream through atomized ultrafreezing including: a housing having an inlet mouth and an outlet mouth; a fluid temperature regulating element disposed within the inlet mouth; a venturi-type valve having a flui... | 07/08/1997 |
| 5507146 | Method and apparatus for condensing fugitive methane vapors Fugitive methane or natural gas vapors are recovered from a handling or delivery system and are blown through solid methane chips or a slush of solid and liquid methane. The solid methane melts and cools the vapors below the vaporization temperature to co... | 04/16/1996 |
| 5448892 | Methods and apparatuses for providing cool thermal storage and/or water purification The methods and apparatuses of the present invention are to be used in providing systems for cool thermal storage. Some of the systems can also be used to accomplish purification of dilute solutions. Three working mediums are used. These mediums are: (a) ... | 09/12/1995 |
| 5388414 | High performance in-situ freezing-melting process The processes and apparatuses of the present invention are to be used in separating a mass of purified volatile solvent from a dilute solution of the solvent. They are used in purification of chemicals, water pollution prevention and water purification. T... | 02/14/1995 |
| 5255523 | Method and apparatus for determining the solid fraction of a stored cryogenic refrigeration system In the method of the invention, an unknown mass fraction (F) of solid cryogen in a stored cryogenic refrigeration system is determined. The method includes the steps of adding mass (T) of a trace substance which is soluble in the liquid phase of the syste... | 10/26/1993 |
| 5182926 | Recovery of aroma gases Coffee aroma gases are conveyed to a cryogenic collector in which liquid nitrogen is sprayed directly into the aroma gas stream to rapidly condense the aroma gas and form finely divided particles of coffee aroma frost suspended in a stream of nitrogen gas... | 02/02/1993 |
| 4769054 | Abatement of vapors from gas streams by solidification A process for abatement of warm melting point vapors from gas streams is provided. The warm melting point vapors are solidified by direct contact with a chilled liquid, and are subsequently removed from the chilled liquid using known separation techniques... | 09/06/1988 |
| 4666482 | Process for solidifying solvent refined coal A method and apparatus is provided for efficiently solidifying solvent-refined coal whereby the hot solvent-refined coal in liquid form is contacted in a cooling zone with dry, inert, heat absorbent particulate solids within a rotating structure. The liqu... | 05/19/1987 |
| 4624109 | Condensing atmospheric engine and method A thermodynamic method and engine is provided for extracting natural thermal energy from ambient atmospheric air and converting it into mechanical work. The extraction process is accomplished by isentropically expanding ordinary air at atmospheric pressur... | 11/25/1986 |
| 4386950 | Method and apparatus for producing solid hydrogen A diamond-anvil, high-pressure cell having an apertured steel gasket interposed between the opposed diamonds is lowered into a liquified hydrogen bath at cryogenic temperatures. After the liquid hydrogen permeates the cell through the viewing apertures an... | 06/07/1983 |
| 4339252 | Apparatus for producing solid hydrogen A diamond-anvil, high-pressure cell having an apertured steel gasket interposed between the opposed diamonds is lowered into a liquified hydrogen bath at cryogenic temperatures. After the liquid hydrogen permeates the cell through the viewing apertures an... | 07/13/1982 |
| 4326867 | Gas recovery A gas recovery method and apparatus for the recovery and storage of a gas from a gas enclosure or circuit particularly for the recovery of sulphur hexafluoride (SF6) from the arc chamber of a high voltage/current circuit breaker. A gas bottle i... | 04/27/1982 |
| 4274851 | Gas recovery of sulphur hexafluoride A gas recovery method and apparatus for the recovery and storage of a gas from a gas enclosure or circuit particularly for the recovery of sulphur hexafluoride (SF6) from the arc chamber of a high voltage/current circuit breaker. A gas bottle i... | 06/23/1981 |
| 4009013 | Process for the production of slush of low-boiling gases A process for preparing fine-grained slush of low-boiling gases is characterized in that the liquefied gas or the very cold gas under high pressure is relieved from stress in a nozzle alternately first to a pressure below the pressure of the triple point ... | 02/22/1977 |
