Patents for F25J 1 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures (4,301)
05/2002
05/22/2002EP1169601A4 Process for producing a methane-rich liquid
05/22/2002EP1144928A4 Dual multi-component refrigeration cycles for liquefaction of natural gas
05/21/2002US6389844 Using precooling heat exchanger; refrigerant ciruit
05/16/2002WO2002039038A1 Gas liquefaction method
05/16/2002WO2002039032A2 Method and system for densifying cryogenic propellants
05/16/2002US20020056289 Ultra pure nitrous oxide product having a purity of 99.9998% or higher can be delivered to a point of use.
05/16/2002DE10055321A1 Method of condensing gases involves condensing gas mixture to allow separation of lower condensation temperature gas
05/16/2002CA2415313A1 Method and system for densifying cryogenic propellants
05/15/2002EP1205721A1 A process and apparatus for the production of a liquid cryogen
05/15/2002EP1204717A1 Integrated process for converting hydrocarbon gas to liquids
05/15/2002EP1064509B1 Method and device for producing slush from liquefied gas
05/15/2002EP1021690A4 Improved cascade refrigeration process for liquefaction of natural gas
05/15/2002EP0993585A4 Process for liquefying a natural gas stream containing at least one freezable component
05/15/2002EP0988497A4 Improved multi-component refrigeration process for liquefaction of natural gas
05/14/2002US6387161 Nitrous oxide purification system and process
05/10/2002WO2002037041A2 A system and process for liquefying high pressure natural gas
05/07/2002CA2250167C Cryogenic accumulator for spin-polarized xenon-129
05/01/2002CN2488284Y Semi-conductor flower-watering device
04/2002
04/30/2002US6380544 Germanium gamma-ray detector
04/30/2002US6378330 Process for making pressurized liquefied natural gas from pressured natural gas using expansion cooling
04/25/2002US20020046773 Methods and apparatus for compressible gas
04/25/2002US20020046547 Methods and apparatus for compressed gas
04/24/2002CN1346043A Method for reducing energy consumption of synthetic amonia ice-making machine
04/23/2002US6374635 Bring cooling traps to a cryogenic temperature with a low-capacity refrigerator; recover a high-purity pfc gas by applying deep freeze separation without the need for a multistage fractionator.
04/23/2002US6374617 Cryogenic pulse tube system
04/17/2002EP1197716A1 Liquid helium recondensation device and transfer line used therefor
04/16/2002US6372019 Adiabatic expansion at sonic or supersonic velocities and condensation for efficient separation
04/16/2002US6370911 Ultra pure nitrous oxide product having a purity of 99.9998% or higher
04/16/2002US6370910 Partly condensing the gaseous overhead stream is done in a tube arranged in the auxiliary heat exchanger; temperature of the cold end of the auxiliary heat exchanger can be selected as low as practicable.
04/11/2002WO2001086218A3 Apparatus and methods for cooling and liquefying a fluid using magnetic refrigeration
04/11/2002US20020040583 Apparatus and methods for cooling and liquefying a fluid using magnetic refrigeration
04/10/2002EP1036293B1 Process of liquefying a gaseous, methane-rich feed to obtain liquefied natural gas
04/09/2002US6367286 System and process for liquefying high pressure natural gas
04/03/2002EP1192393A2 High efficiency modular cryocooler with floating piston expander
03/2002
03/28/2002US20020035836 Polarized gas accumulators and heating jackets and associated gas collection and thaw methods and polarized gas products
03/27/2002CN1342256A Purification of natural gas by cryogenic separation
03/20/2002EP1189000A2 Dephlegmator system and process
03/20/2002EP1017654B1 Process for the production of liquid hydrocarbons
03/19/2002US6357257 Main refrigeration circuit providing low level refrigeration; forecooling circuit employing an azeotropic mixture providing high level refrigeration to the refrigerant fluid recirculating within the main refrigeration circuit
03/14/2002WO2002021060A1 Floating plant for liquefying natural gas
03/14/2002WO2002021059A1 Pellet press for dry ice
03/14/2002WO2002020352A1 Methods and apparatus for compressed gas
02/2002
02/28/2002WO2001010979A9 Integrated process for converting hydrocarbon gas to liquids
02/28/2002US20020024338 Minimal magnetic field-measurement dewar vessel
02/26/2002US6349566 Dephlegmator system and process
02/26/2002US6349551 Thermodynamic power and cryogenic refrigeration system using low temperature heat source
02/20/2002CN1336530A Operation system for low temp. liquid storage tank
02/19/2002US6347532 Gas liquefaction process with partial condensation of mixed refrigerant at intermediate temperatures
02/19/2002US6347531 Single mixed refrigerant gas liquefaction process
02/13/2002CN1335476A Apparatus and method for producing compressed liquid carbon-dioxide flow with high purity
02/13/2002CN1335475A Reliquefaction of compressed steam
02/07/2002WO2001010979B1 Integrated process for converting hydrocarbon gas to liquids
02/06/2002EP1178272A1 System for operating cryogenic liquid tankage
01/2002
01/31/2002WO2002008659A1 Gas condenser
01/30/2002CN1333866A Process for producing methane-rich liquid
01/23/2002EP0768502B1 Process and apparatus for the liquefaction and the treatment of natural gas
01/16/2002EP1172544A1 Combined turbo and rocket engine with air liquefier and air separator
01/09/2002EP1169609A1 Variable capacity fluid mixture separation apparatus and process
01/09/2002EP1169601A1 Process for producing a methane-rich liquid
01/09/2002CN1330761A Plant for liquifying natural gas
01/09/2002CN1330760A Dual refrigeration cycles for natural gas liquefaction
01/09/2002CN1330253A Cryogenic cooling compression system using multicomponent refrigerant
01/09/2002CN1077675C Low temp. valve switching over type pulse pipe refrigerating liquidation flow and device
01/08/2002US6336331 System for operating cryogenic liquid tankage
01/02/2002EP1167903A1 Compression system for cryogenic refrigeration with multicomponent refrigerant using a lubricant
01/02/2002EP1088192B1 Liquefying a stream enriched in methane
01/02/2002CN1329238A Cold storage type pulse tube refrigerating machine
01/02/2002CN1077274C Process and apparatus for liquefaction of hydrogen
01/02/2002CN1077201C Gas driven mechanical oscillator and method
01/01/2002US6334334 Process for liquefying a hydrocarbon-rich stream
12/2001
12/27/2001WO2001055656A3 Hyperpolarization of a gas
12/27/2001WO2001044734A3 Compression apparatus for gaseous refrigerant
12/26/2001CN1076817C Improved liquefier process
12/20/2001WO2001096797A1 Method for producing, transporting, offloading, storing and distributing natural gas to a marketplace
12/18/2001US6330811 Compression system for cryogenic refrigeration with multicomponent refrigerant
12/13/2001WO2001094865A1 Improved closed loop single mixed refrigerant process
12/13/2001DE10028863A1 Verfahren und Anordnung zum Erzeugen eines Hochdruckfluids Method and arrangement for generating a high pressure fluid
12/12/2001EP1162373A2 Method and apparatus for generating a high pressure fluid
12/12/2001CN2464062Y Semiconductor cooled drip irrigation flowerpot
12/11/2001US6327872 Preparing preferential fluids using compression; insert feed stream into purifying filter, condense feed stream, heat compression accumulation containers, vent compression containers and recover preferential fluids
12/06/2001US20010047663 Ejection of carbon dioxide through nozzle; process control
12/05/2001CN1325010A Magnetic refrigerating system with multi-component refrigrant fluid precooling
12/04/2001US6324867 Condensation of hydrocarbon gases; cool hydrocarbon gas in heat exchanger, condense gases with refrigerant
11/2001
11/28/2001CN1324440A Reliquefaction of boil-off from pressure LNG
11/27/2001US6323925 Apparatus for fabricating an orientation layer on LCD panels
11/22/2001WO2001088447A1 Enhanced ngl recovery utilizing refrigeration and reflux from lng plants
11/22/2001US20010042377 Reliquefaction of compressed vapour
11/22/2001US20010042376 Vapor recovery system using turboexpander-driven compressor
11/21/2001EP1156287A1 Magnetic refrigeration system with multicomponent refrigerant fluid forecooling
11/21/2001CN1323386A Conversion of normally gaseous material to liquefied product
11/18/2001CA2347771A1 Magnetic refrigeration system with multicomponent refrigerant fluid forecooling
11/15/2001WO2001086218A2 Apparatus and methods for cooling and liquefying a fluid using magnetic refrigeration
11/14/2001EP1153252A1 Purification of natural gas by cryogenic separation
11/07/2001CN1320540A Apparatus for reliquefying compressed vapour
11/01/2001WO2001081845A1 Controlling the production of a liquefied natural gas product stream
11/01/2001US20010035026 Compresssion, expansion cycles
10/2001
10/30/2001US6308531 Hybrid cycle for the production of liquefied natural gas
10/30/2001CA2243817C Multi-component recovery apparatus and method
10/24/2001EP0723125B1 Gas liquefying method and plant
10/23/2001US6305190 Cooling below freezing point; trapping, heating; magnetic resonance imaging; medical diagnosis; hyperpolarization
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