Patents
Sitemap › F25 - Refrigeration or cooling; Combined heating and refrigeration systems; Heat pump systems; Manufacture or storage of ice; Liquefaction or solidification of gases › F25J - Liquefaction, solidification, or separation of gases or gaseous mixtures by pressure and cold treatment › F25J 3 - Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification
Patents for F25J 3 - Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification (11,467)
11/1995
11/11/1995CA2148523A1 Process for the cryogenic distillation of an air feed to produce an ultra-high purity oxygen product
11/08/1995EP0681154A1 Process to separate gaseous substances from air, containing a high proportion of substances having a low boil point
11/08/1995EP0681153A1 Process and apparatus for the low temperature separation of air
11/08/1995CN1111321A Integrated air separation-gas turbine electrical generation process
11/07/1995US5463871 Side column cryogenic rectification system for producing lower purity oxygen
11/07/1995US5463870 Process and installation for the production of at least one gas from air under pressure
11/07/1995US5463869 Integrated adsorption/cryogenic distillation process for the separation of an air feed
11/02/1995WO1995028998A1 A method for purifying combustion-generated gases and flue gases
11/02/1995EP0679852A1 Apparatus for pressurizing a stack of plates, more particularly for a plate-like heat exchanger
10/1995
10/31/1995US5462583 Absorption process without external solvent
10/31/1995US5461872 Air separation method and apparatus
10/31/1995US5461871 Installation for the distillation of air
10/31/1995US5461870 Multi vertical circuits
10/26/1995WO1995028610A1 Improved heat exchanger with brazed plates
10/26/1995CA2180838A1 Improved heat exchanger with brazed plates
10/25/1995EP0678317A1 Process and plant for separating a gas mixture by cryogenic distillation
10/24/1995US5460003 Expansion turbine for cryogenic rectification system
10/24/1995US5459994 Gas turbine-air separation plant combination
10/18/1995EP0677713A1 Process and installation for the production of oxygen by distillation of air
10/18/1995EP0677483A1 Process and apparatus for the separation of a gaseous mixture
10/18/1995EP0677023A1 Air purification process
10/18/1995EP0485612B1 Method of and device for producing nitrogen of high purity
10/18/1995CN1110471A Device for adsorption separation of elements in a gaseous mixture
10/13/1995CA2146831A1 Process and unit for producing oxygen by air distillation
10/12/1995WO1995027179A1 Liquefaction process
10/12/1995WO1995026927A1 Method of producing ultra high purity monosilane and apparatus therefor
10/11/1995EP0676604A1 Heat exchanging unit and heat exchanging apparatus
10/11/1995EP0676373A1 Process and installation for the production of carbon monoxide
10/11/1995EP0626935B1 Process for separating an intake flow consisting essentially of hydrogen, methane and c 3/c 4 hydrocarbons
10/11/1995CN1109965A Atmospheric gas separation method
10/11/1995CN1109964A Process and installation for the distillation of air
10/11/1995CN1109856A Mixed refrigerant cycle for ethylene recovery
10/11/1995CN1109855A Open loop mixed refrigerant cycle for ethylene recovery
10/10/1995US5457256 Process for separating dehydrogenation products
10/10/1995US5456083 Air separation apparatus and method
10/04/1995EP0675190A2 Olefin recovery method
10/04/1995EP0675094A2 Hybrid condensation-absorption olefin recovery
10/03/1995US5454227 Air separation method and apparatus
10/03/1995US5454226 Process and plant for liquefying a gas
10/02/1995CA2145013A1 Enhanced olefin recovery process
09/1995
09/27/1995EP0674144A1 Cryogenic rectification system for producing elevated pressure nitrogen
09/26/1995US5453559 Refrigeration
09/20/1995EP0672878A1 Air separation
09/20/1995EP0672877A1 Cryogenic air separation
09/20/1995CN1108698A Process and unit for supplying a gas under pressure to an installation that consumes a constituent of air
09/19/1995US5450728 Recovery of volatile organic compounds from gas streams
09/19/1995CA2082673C Multiple reboiler, double column, elevated pressure air separation cycles and their integration with gas turbines
09/16/1995CA2142440A1 Cryogenic air separation
09/14/1995WO1995024595A1 Heat exchanging apparatus
09/13/1995EP0671594A1 Atmospheric gas separation method
09/13/1995EP0671359A1 Cryogenic refrigeration method
09/12/1995US5448893 Process for maximizing the recovery of argon from an air separation system at high argon recovery rates
09/08/1995WO1995023835A1 Absorption process without external solvent
09/07/1995DE4406069A1 Fractional distillation system for pure argon from air
09/07/1995DE4406049A1 Fractional distillation system for pure argon from air
09/07/1995DE19507981A1 Air distillation argon column base linked by pipe and valve to main assembly
09/06/1995CN1107801A Process and installation for the cryogenic purincation of hydrogen
09/05/1995US5447558 For feed gas containing water vapor and carbon dioxide; passing through two particulate beds, the first adsorbing water and the second, carbon dioxide; regeneration by hot gas
08/1995
08/31/1995DE4406051A1 Fractional distillation of argon from air, with increased purity and economy,
08/30/1995EP0669509A1 Process and apparatus for obtaining pure argon
08/30/1995EP0669508A1 Process and apparatus for obtaining pure argon
08/30/1995EP0669389A1 Process for recovering ethylene comprising a precooling step
08/30/1995CN1107572A Air separation
08/30/1995CN1107571A Process and plant for liquefying a gas
08/25/1995CA2142318A1 Process and apparatus for recovery of pure argon
08/25/1995CA2142317A1 Process and apparatus for the recovery of pure argon
08/22/1995US5444176 Removing acid gases, separating into first portion comprising methane, hydrogen, nitric oxide, and hydrocarbons containing up to three carbon atoms, and second portion comprising nitric dioxide and hydrocarbons having four carbons, oil absorption
08/22/1995US5442925 Heat exchanging, condensing, boiling, depressurizing and withdrawing
08/22/1995US5442924 Liquid removal from natural gas
08/17/1995WO1995021688A1 Process for preparing particles or powders
08/16/1995EP0667327A1 Open loop mixed refrigerant cycle for ethylene recovery
08/16/1995EP0667326A1 Mixed refrigerant cycle for ethylene recovery
08/16/1995EP0666895A1 Process for recovering olefins from cat-cracked gas without accumulating undesirable oxides of nitrogen.
08/16/1995EP0666772A1 Device for adsorption separation of elements in a gaseous mixture.
08/15/1995US5441719 Ultra-high purity nitrogen generating method
08/15/1995US5440885 Process and installation for the production of ultra-pure nitrogen by distillation of air
08/15/1995US5440884 Liquefaction of air, then stripping yields stream having higher nitrogen content
08/09/1995EP0666459A1 Cryogenic rectification system with hybrid product boiler
08/09/1995CA2142032A1 Cryogenic rectification system with hybrid product boiler
08/08/1995US5438836 Downflow plate and fin heat exchanger for cryogenic rectification
08/08/1995US5438835 Air separation
08/02/1995EP0665046A1 Process of pre-treatment of natural gas containing H2S
08/02/1995EP0665042A2 Air distillation column with a corrugated cross packing
08/01/1995US5437161 Process and installation for the production of oxygen and/or nitrogen under pressure at variable flow rate
08/01/1995US5437160 Process and installation for the separation of air
08/01/1995US5437150 Fluid production method and apparatus
08/01/1995CA2082674C Efficient single column air separation cycle and its integration with gas turbines
07/1995
07/26/1995EP0664144A2 Air distillation column with a corrugated cross packing
07/26/1995CN1105752A Combined installation of a metal production unit and a unit for the separation air gas
07/26/1995CN1105750A Apparatus and method for seperating air in low teperature
07/19/1995CN1105443A Air separation schemes for oxygen and nitrogen coproduction as gas and/or liquid products
07/19/1995CN1105282A liquid distributor for heat and mass exchange device, distillation column comprising such a distributor and use of such a column for distillation of air
07/12/1995EP0662595A1 Process and apparatus for the preparation of high purity liquid nitrogen
07/11/1995US5431023 Process for the recovery of oxygen from a cryogenic air separation system
07/06/1995WO1995018345A1 Method and apparatus for liquefying natural gas
07/05/1995EP0661505A1 Process and installation for the liquefaction of a gas
07/05/1995CN1104724A Process and assembly for the compression of a gas
07/04/1995US5430223 Process for separating higher hydrocarbons from a gas mixture
07/04/1995US5428962 Process and installation for the production of at least one gaseous product under pressure and at least one liquid by distillation of air
07/01/1995CA2139304A1 Gas liquefaction process and plant
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