| Patents for F25J 3 - Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification (11,467) |
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| 05/08/2002 | CN1348015A Oxygen-rich air incoming stock using for non-ferrous metal production installation |
| 05/08/2002 | CN1347754A Structural filling system for lowering distillation tower height |
| 05/08/2002 | CN1347753A Filling with asymmetrical crimp shape |
| 05/08/2002 | CN1347743A Heat and/or quality exchanging packed column |
| 05/07/2002 | CA2250167C Cryogenic accumulator for spin-polarized xenon-129 |
| 05/07/2002 | CA2056915C Process and plant for distilling air at variable rate of gaseous oxygen production |
| 05/02/2002 | US20020050657 Packed column for exchanging heat and/or mass |
| 05/02/2002 | EP1202013A1 Process and apparatus for the production of low pressure gaseous oxygen |
| 05/02/2002 | EP1202012A1 Process and installation for cryogenic air separation integrated with an associated process |
| 05/02/2002 | EP0914584B1 Method and plant for producing an air gas with a variable flow rate |
| 05/02/2002 | DE10052180A1 Drei-Säulen-System zur Tieftemperatur-Zerlegung von Luft Three-pillar system for cryogenic separation of air |
| 04/30/2002 | US6379430 Use of an activated alumina for removing the CO2 from a gas |
| 04/30/2002 | US6378333 Cryogenic system for producing xenon employing a xenon concentrator column |
| 04/30/2002 | US6378332 Packing with low contacting crimp pattern |
| 04/30/2002 | US6378331 Heat exchanger; multilayer wall insulation |
| 04/25/2002 | WO2002033334A2 Method and installation for purifying and recycling helium and use in optical fibre manufacture |
| 04/25/2002 | US20020046767 Installation and method of venting the waste gases of air distillation or liquefaction units |
| 04/24/2002 | EP1199533A1 System and process for rejecting into air residual gases from air destillation or air liquefaction plants |
| 04/24/2002 | EP1199532A1 Three-column system for the cryogenic separation of air |
| 04/24/2002 | CN1083564C System and method for delivering vapor-phase product to place |
| 04/23/2002 | US6374636 Vaporization passages subdivided into stacked vaporization regions each of which is immersed in a partial height bath; means for feeding the top vaporization region with liquid; vaporization regions spaced vertically |
| 04/23/2002 | US6374635 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. |
| 04/23/2002 | US6374634 Column for the cryogenic separation of gaseous mixtures and method for the cryogenic separation of a mixture containing hydrogen and CO using this column |
| 04/19/2002 | CA2359407A1 Installation and method of venting the waste gases of air distillation or liquefaction units |
| 04/18/2002 | WO2001071172A3 Method and installation for generating energy |
| 04/18/2002 | DE10049830A1 Process for removing nitrogen from a nitrogen-containing hydrocarbon-rich fraction comprises cooling the hydrocarbon-rich fraction in one or more heat exchangers |
| 04/17/2002 | EP1197717A1 Process and apparatus for air separation |
| 04/17/2002 | CN1083098C Air separation |
| 04/17/2002 | CN1082824C Device for vaporizing liquid and method thereof |
| 04/16/2002 | US6372019 Adiabatic expansion at sonic or supersonic velocities and condensation for efficient separation |
| 04/16/2002 | US6370911 Ultra pure nitrous oxide product having a purity of 99.9998% or higher |
| 04/16/2002 | US6370910 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. |
| 04/11/2002 | WO2002029341A2 Hydrocarbon gas processing |
| 04/11/2002 | US20020042551 Apparatus for C2 recovery |
| 04/11/2002 | US20020042550 Ethane extraction process for a hydrocarbon gas stream |
| 04/11/2002 | US20020041844 Catalytic oxidation of hydrocarbons |
| 04/11/2002 | DE10047102A1 Regelverfahren für eine Tieftemperatur-Rektifikationsanlage A control method for a cryogenic rectification plant |
| 04/10/2002 | EP1195563A2 Structured packing system for reduced distillation column height |
| 04/10/2002 | CN1343864A Low temp air separation system adopting integrated pressurizing compression and multiple group sub-refrigerating compression |
| 04/10/2002 | CN1343863A Process for extracting liquid substance at low temp |
| 04/09/2002 | US6368385 Cooling, drying, absorption |
| 04/09/2002 | US6367286 System and process for liquefying high pressure natural gas |
| 04/09/2002 | CA2271660C Synthesis gas expander located immediately upstream of combustion turbine |
| 04/04/2002 | WO2001092798A3 Multistoreyed bath condenser |
| 04/03/2002 | EP1193457A1 Combined service main air/product compressor for cryogenic air separation |
| 04/03/2002 | EP1051588B1 Method and device for evaporating liquid oxygen |
| 04/03/2002 | CN1082029C Oxygen erator |
| 04/02/2002 | US6363744 Hydrocarbon separation process and apparatus |
| 04/02/2002 | CA2259066C Elevated pressure air separation process with use of waste expansion for compression of a process stream |
| 03/28/2002 | US20020036086 Process for purification by combination of an effluent that contains carbon dioxide and hydrocarbons |
| 03/28/2002 | US20020035836 Polarized gas accumulators and heating jackets and associated gas collection and thaw methods and polarized gas products |
| 03/27/2002 | EP1191291A1 Control process for cryogenic rectification plant |
| 03/27/2002 | EP1191290A1 Method for controlling a cryogenic air separation plant |
| 03/27/2002 | EP1082577B1 Method for extracting xenon |
| 03/27/2002 | EP0956268B1 Method and apparatus for separating volatile components from a liquid |
| 03/27/2002 | CN2483675Y Controller for oxygen generator |
| 03/27/2002 | CN1342258A Brazed-plate heat exchanger and air distillation device fitted with said exchanger |
| 03/27/2002 | CN1342256A Purification of natural gas by cryogenic separation |
| 03/27/2002 | CN1081782C Process and plant for production of gaseous oxygen under pressure |
| 03/27/2002 | CN1081781C Process and device for production of gaseous oxygen and/or gaseous introgen under pressure by fractional distillation air |
| 03/27/2002 | CN1081780C Method and apparatus for producing oxygen and/or nitrogen under pressure |
| 03/26/2002 | US6361750 Injecting an inert gas into low purity boron trichloride and phosgene to increase the vapor pressure, heating to decompose the phosgene to chlorine and carbon monoxide, cooling and adsorbing the chlorine using a solid adsorbent; ultra pure; |
| 03/26/2002 | US6360561 Apparatus and method of heating pumped liquid oxygen |
| 03/26/2002 | US6360545 Containment enclosure |
| 03/26/2002 | CA2243832C Cryogenic rectification system for recovery of fluorine compounds |
| 03/21/2002 | US20020033566 Oxygen-enriched air feed for a non-ferrous metal production unit |
| 03/21/2002 | DE10045128A1 Verfahren und Vorrichtung zur Erzeugung hoch reinen Stickstoffs durch Tieftemperatur-Luftzerlegung Method and apparatus for producing high purity nitrogen by cryogenic air separation |
| 03/21/2002 | DE10045121A1 Verfahren und Vorrichtung zur Gewinnung eines gasförmigen Produkts durch Tieftemperaturzerlegung von Luft Method and apparatus for recovering a gaseous product by cryogenic fractionation of air |
| 03/20/2002 | EP1189003A1 Process and apparatus for air separation by cryogenic distillation |
| 03/20/2002 | EP1189002A1 Process and apparatus for obtaining a gaseous product from cryogenic air separation |
| 03/20/2002 | EP1189001A1 Process and apparatus for the production of high purity nitrogen through cryogenic air separation |
| 03/20/2002 | EP1189000A2 Dephlegmator system and process |
| 03/20/2002 | EP1188843A1 Process and installation for supplying oxygen enriched air to a production unit of non-ferrous metals |
| 03/20/2002 | CN1340687A Air separating method and equipment |
| 03/20/2002 | CN1081320C Cryogenic vapor recovery process and system |
| 03/19/2002 | US6357728 Optimal corrugated structured packing |
| 03/19/2002 | US6357259 Air separation method to produce gaseous product |
| 03/19/2002 | US6357258 Cryogenic air separation system with integrated booster and multicomponent refrigeration compression |
| 03/19/2002 | CA2357302A1 Process and installation of air separation by cryogenic distillation |
| 03/18/2002 | CA2357371A1 Oxygen-enriched air feed for a non-ferrous metal production unit |
| 03/14/2002 | US20020029587 Supplying purified, cooled stream of air to high-pressure column; passing liquid stream from high-pressure column into low-pressure column; drawing off product stream in liquid state from low-pressure column, pressurization, evaporation |
| 03/14/2002 | US20020029585 Heating pressurized liquid natural gas (PLNG), passing to fractionation column; withdrawing liquid stream enriched with hydrocarbons less volatile than methane from a lower portion of fractionation column; withdrawing a vapor stream |
| 03/14/2002 | DE10102330C1 Mechanical support structure has memory alloy component providing increased mechanical rigidity in one state and reduced thermal conductivity in second state |
| 03/13/2002 | EP1186844A2 Cryogenic air separation system with integrated booster and multicomponent refrigerant compression |
| 03/13/2002 | EP1186843A1 Packing column for heat and/or mass transfer |
| 03/13/2002 | EP1186342A2 Structured packing with asymmetric crimp pattern |
| 03/13/2002 | CN1080866C Combined installation of a metal production unit and a unit for separation air gas |
| 03/12/2002 | US6354105 Split feed compression process for high recovery of ethane and heavier components |
| 03/11/2002 | CA2357215A1 Packed column for exchanging heat and/or mass |
| 03/08/2002 | CA2356806A1 Cryogenic air separation system with integrated booster and multicomponent refrigeration compression |
| 03/06/2002 | CN1338449A Process for separating and recovering ethylene, ethane, propylene and hydrogen from gas mixture containing hydrocarbons |
| 03/05/2002 | US6351971 Utilizing a low ratio argon distillation column, a high ratio argon distillation column and a vacuum pressure swing adsorption. unit in combination with a cryogenic air separation plant. |
| 03/05/2002 | US6351970 Method for extracting xenon |
| 03/05/2002 | US6351969 All the heat transfer steps, and preferably all the heat transfer and separation steps, are carried out in a brazement which receives feed air and from which is recovered product nitrogen. |
| 03/05/2002 | US6351968 Method and device for evaporating liquid oxygen |
| 02/28/2002 | WO2002016847A1 Low temperature air fractionation system |
| 02/28/2002 | WO2002016846A1 Method for producing an air separation installation |
| 02/28/2002 | WO2001010979A9 Integrated process for converting hydrocarbon gas to liquids |
| 02/28/2002 | US20020023739 Heat exchanger with multiple exchanger blocks with uniform fluid distribution supply line and reboiler-condenser comprising such an exchanger |
| 02/28/2002 | US20020023540 Gas separation apparatus |