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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...
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7347053 |
Densifier for simultaneous conditioning of two cryogenic liquids
A densifier is provided which in one embodiment can simultaneously densify two cryogenic liquids at different temperatures. The densifier has an oscillatory power source for generating oscillatory...
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7330029 |
Cryostat configuration with thermally compensated centering
A cryostat configuration has at least three centering elements ( 4 ) which are distributed about the periphery of a cryocontainer ( 1 ). Each end ( 6 ) of the centering elements ( 4 ) facing away...
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7246506 |
Thermal storage medium using a hydrate and apparatus thereof, and method for producing the thermal storage medium
A thermal storage apparatus for using a hydrate thermal storage medium including: (a) a storage tank for storing a cooling medium liquid; (b) a refrigerating machine, connected with the storage...
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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...
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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...
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7137260 |
Method and substance for refrigerated natural gas transport
This invention relates to the storage under pressure in a container and subsequent transport of the filled pressurized container of particular natural gas or natural gas-like mixtures that contain...
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6560971 |
Air conditioning and thermal storage systems using clathrate hydrate slurry
A method and apparatus for making a hydrate slurry, which involves the preparation of an aqueous solution of a guest compound for forming a clathrate hydrate, cooling the aqueous solution, and...
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6405541 |
Method and device for the production of slush from liquefied gas
A method for producing slush from liquefied gas wherein solid crystals are formed and mixed with the liquefied gas to produce slush. The solid crystals are produced from liquid particles which are...
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6381967 |
Cryogenic freezing of liquids
The invention relates to method and apparatus for the hyper-rapid freezing of liquid samples. The samples are converted into droplets or vapor and rapidly driven directly onto the surface of a...
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6260361 |
Combination low temperature liquid or slush carbon dioxide ground support system
A combination liquid or slush carbon dioxide system, which receives warm carbon dioxide and then cools it to -69° F. before use, making carbon dioxide slush. The percentage of solid carbon dioxide...
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6170269 |
System for freeze granulation
The present invention is a system and method for freeze granulation of a medium such as a biopharmeceutical product. The medium is put into a chamber and mixed using a pair of counter rotating...
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6131397 |
Slush producing process and device
Slush is made from a liquid using slush making systems or according to slush making processes. A jacketed vessel of the processes and the systems has an interior wall that defines an interior...
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6003300 |
Technique for high mixing rate, low loss supersonic combustion with solid hydrogen and liquid helium fuel
This invention relates to a fueling process that allows complete combustion with air in the combustor of an aircraft traveling at a speed greater than the speed of sound. A process is described to...
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5991647 |
Thermally shielded superconductor current lead
A high temperature superconductor lead assembly for reducing the heat leak into a cryocooled system features a shroud configured for at least partial submersion in a cryogenic fluid contained...
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5960634 |
Method and apparatus for storing acetylene
A method and apparatus of storing and transporting acetylene in which acetylene is introduced under pressure into liquid nitrogen to produce a liquid solid mixture. The feeding of the acetylene can...
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5941096 |
Method of oil and gas transportation
A method for transportation and storage of a natural gas-containing product from a production site for the product. The product is separated into an oil phase and a gas phase and the gas phase is...
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5715686 |
Method for cryopreservation of biological samples
A method for cryopreservation of biological samples. A cryogenic liquid such as liquid nitrogen is turned into a slush within a container such as a standard cryogenic storage vial by applying...
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5636668 |
Heat exchanger for fuel filler pipe for on-board fuel vapor recovery
A fuel vapor recovery system is disclosed wherein fuel supplied to the fuel filler pipe of a vehicle is cooled by a container of a coolable phase change material. The phase change material is...
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5402649 |
Spray-freeze slush hydrogen generator
A high rate, continuous production, slush hydrogen generator includes a tank, apparatus for creating a vacuum in the tank, apparatus for delivering triple point (T.P.) liquid hydrogen (LH2) to the...
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5368105 |
Cryogenic slurry for extinguishing underground fires
A cryogenic slurry comprising a mixture of solid carbon dioxide particles suspended in liquid nitrogen is provided which is useful in extinguishing underground fires.
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5365981 |
Method and refuelling means for filling a cryotank
In order to improve a method for filling a cryotank with liquid hydrogen, in which thermal energy is introduced into the liquid hydrogen by the transfer of the liquid hydrogen to the cryotank, such...
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5311927 |
Air conditioning and refrigeration apparatus utilizing a cryogen
A refrigeration system associated with a conditioned space to be controlled to a predetermined set point temperature via heating and cooling cycles. The refrigeration system includes a fluid flow...
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5301510 |
Self-powered slush maintenance unit
A self-powered, mobile maintenance apparatus for continuously supplying slush hydrogen as a powering fuel to an aerospace vehicle prior to take-off including a first apparatus for obtaining liquid...
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5280710 |
Continuous process for producing slush hydrogen
This invention relates to a continuous process for the preparation of slush hydrogen. The process comprises substantially continuously injecting liquid hydrogen at a temperature slightly above its...
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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...
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5220801 |
Method and apparatus for maintenance of slush mixture at desired level during melt conditions
A method and apparatus for maintaining a liquid-frozen solid slush mixture in a vessel at a desired total slush mixture and desired solids content during conditions under which the solids in the...
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5168710 |
Slush hydrogen production apparatus
The present invention is intended to provide a slush hydrogen production apparatus adapted to efficiently produce slush hydrogen having even particle diameters by means of an industrial procedure....
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5044164 |
Method of preparing a chemical compound
A method of preparing a clathrate of a gas-hydrate-forming material and water by preparing a dispersion of liquid water in a continuous fluid phase comprising the gas-hydrate-forming material and...
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4920752 |
Apparatus and process for storing hydrate-forming gaseous hydrocarbons
The apparatus for storing a frozen hydrate includes a reservoir which is filled with frozen granulated hydrate. Heat for decomposing the hydrate is obtained from water contained in a water tank. In...
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4846862 |
Reliquefaction of boil-off from liquefied natural gas
The present invention relates to an improved process for the reliquefaction of boil-off gas containing up to 10% nitrogen resulting from the evaporation of liquefied natural gas (LNG) contained in...
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4838912 |
Method and apparatus for the purification and recirculation of gases
The invention relates to a method and apparatus for the purification and recirculation of gases which are fed to a plant for the production of metal powder or for compacting metal powder at...
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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...
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4702825 |
Superconductor high gradient magnetic separator
A high gradient magnet is disclosed having a coil of superconducting material immersed in liquid helium in a toroidal shaped liquid helium vessel, supported in axial spaced concentric relation to a...
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4702758 |
Turbine cooling waxy oil
A stream of gas and waxy oil is cooled by an expansion turbine to form a wax/oil slurry, and the slurry is pipeline transported without wax deposition in the pipeline and/or to prevent melting of...
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4697426 |
Choke cooling waxy oil
A stream of gas and waxy oil is cooled by a choke to form a wax/oil slurry, and the slurry is pipeline transported without wax deposition in the pipeline and/or to prevent melting of permafrost...
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4693737 |
Remote cooling CO.sub.2 applications
A plurality of work stations may be cooled and temperature-controlled with subcooled liquid CO 2 without a plurality of mechanical units for cooling CO 2 and high capital costs resulting...
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4546612 |
Method of producing free flowing solids
A process as disclosed forming a non-agueous, free-flowing composition. The process involves treating a finely divided inorganic or organic material with liquid carbon dioxide to form a slurry. The...
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4488407 |
Process for making slush
A process for making slush is disclosed including the steps of delivering liquid nitrogen in mid-air from a horizontal spray nozzle, and delivering a liquid to be slushed also in mid-air from a...
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4487023 |
Process for preparing a gasified ice product
The invention provides an improved process for preparing gasified ice products; particularly, a process is provided which more efficiently produces gasified ice products having good mechanical...
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4344290 |
Process and apparatus for in-line slush making for concrete cooling
An improvement is provided in a process and apparatus for in-line slush making, for use in, for example, concrete cooling. The improvement comprises connecting the inlet used to convey liquid such...
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4341078 |
Immobilizing toxic liquids
Toxic liquids, especially halogenated aromatic hydrocarbons, are immobilized within a container by dispersing cryogenically comminuted polymer particles in a surface active state throughout the...
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4305257 |
In-line slush making process
An improved process for producing a flowable liquid-solid mixture comprising a continuous liquid phase and a discontinuous solid phase comprised of discrete, frozen particles of the liquid, which...
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4300355 |
In-line lin slush making for concrete cooling
A process for producing a flowable liquid-solid mixture by freezing a portion of a flowing liquid stream through direct contacting with a cryogen to form a "slush" comprised of discrete particles...
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4295346 |
Recirculating vapor system for gelling cryogenic liquids
A system for gelling cryogenic liquid in which a jet pump is used to educt cryogenic vapor from a gel storage container, mix that educted vapor with steam or other gelant vapor, and inject the...
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4224801 |
Stored cryogenic refrigeration
A holding chamber may be supplied from a storage vessel system with a cryogen, such as liquid CO 2 , or it may itself be large enough to take the place of a separate storage vessel. The temperature...
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4211085 |
Systems for supplying tanks with cryogen
A system for filling transportable tanks with a cryogen, such as low pressure liquid carbon dioxide. A holding chamber is supplied with liquid CO 2 from a storage vessel system, and the pressure...
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4206610 |
Method and apparatus for transporting coal as a coal/liquid carbon dioxide slurry
Method and apparatus for transporting coal in finely divided form in a coal/liquid slurry. Liquid carbon dioxide, which can be formed by burning coal at the coal source point and liquefying the...
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4187689 |
Apparatus for reliquefying boil-off natural gas from a storage tank
In a combination of apparatus for storing liquefied natural gas which includes an insulated separation tank in which solidified carbon dioxide is settled out of liquefied natural gas and a...
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4015437 |
Process for cooling cryocables using a hydrogen slush
A process for cooling cryocables by low-boiling gases includes recooling gases at cooling stations distributed along the length of the cable. The pressure loss of the gases is equalized at pumping...
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