| 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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| 03/09/1999 | US5879431 Ethylene/nitrogen separation process |
| 03/09/1999 | US5878598 Air separation |
| 03/09/1999 | US5878597 Cryogenic rectification system with serial liquid air feed |
| 03/09/1999 | CA2246871A1 High pressure, improved efficiency cryogenic rectification system for low purity oxygen production |
| 03/04/1999 | DE19737521A1 Anlage zur Tieftemperaturzerlegung von Luft Plant for the cryogenic separation of air |
| 03/04/1999 | DE19737520A1 Anlage zur Tieftemperaturzerlegung von Luft Plant for the cryogenic separation of air |
| 03/03/1999 | EP0899528A1 Dual column cryogenic rectification system for producing nitrogen |
| 03/03/1999 | EP0899011A1 Stackable structured packing |
| 03/03/1999 | CN1209536A Air liquifying separation device |
| 03/02/1999 | US5878028 Data structure to support multiple transmit packets for high performance |
| 03/02/1999 | US5876638 Structured packing element with bi-directional surface texture and a mass and heat transfer process using such packing element |
| 02/28/1999 | CA2246098A1 Dual column cryogenic rectification system for producing nitrogen |
| 02/25/1999 | DE19829633A1 Cryogenic recovery of argon from air |
| 02/25/1999 | CA2245084A1 Stackable structured packing with controlled symmetry |
| 02/24/1999 | EP0898137A1 Metal melting apparatus and method therefor |
| 02/24/1999 | EP0898136A2 Cryogenic adjustment of hydrogen and carbon monoxide content of syngas |
| 02/24/1999 | EP0898135A1 Cryogenic rectification system for recovery of fluorine compounds |
| 02/24/1999 | EP0897519A1 Air separation apparatus |
| 02/24/1999 | CN1208847A Process for conversion of flow containing hydrocarbons by partial oxidation |
| 02/24/1999 | CN1208846A Air separation plant |
| 02/24/1999 | CN1208845A Air separation |
| 02/24/1999 | CN1208844A Gas separation |
| 02/23/1999 | US5874007 Flowing inert gas liquefied at cryogenic temperatures through bed of adsorbent particles comprising platinum, palladium, rhodium, or iridium supported on alumina, silica, titania, or zeolite |
| 02/23/1999 | US5873264 Producing lower purity oxygen |
| 02/23/1999 | US5873263 Utilizes the waste energy of a refrigeration unit |
| 02/17/1999 | EP0707700B1 Heat exchanger with brazed plates |
| 02/14/1999 | CA2245040A1 Process for the conversion of a flow containing hydrocarbons by partial oxidation |
| 02/10/1999 | EP0895961A1 Process and apparatus for separating a gaseous mixture |
| 02/10/1999 | CN1207491A Cryogenic air separation with combined prepurifier and regenerators |
| 02/09/1999 | US5868970 Liquid distributor for heat and mass exchange device, distillation column comprising such a distributor and use of such a column for distillation of air |
| 02/09/1999 | US5868199 Method and apparatus for reboiling a liquefied gas mixture |
| 02/09/1999 | US5868007 Double rectificaton columns for sepating oxygen and nitrogen from the air |
| 02/09/1999 | US5868006 Air separation method and apparatus for producing nitrogen |
| 02/04/1999 | DE19838161A1 Recovering argon |
| 02/03/1999 | EP0895047A2 Distillation apparatus and a method for producing pressurised liquid product |
| 02/03/1999 | EP0895046A2 Cryogenic air separation with combined prepurifier and regenerators |
| 02/03/1999 | EP0895045A2 Air separation process |
| 02/03/1999 | EP0894522A1 Process and apparatus for the production of ultra-pure inert gas |
| 02/03/1999 | CN1206824A Method and equipment for separating air by using deep cooling distillation |
| 02/02/1999 | US5865041 Distillation process using a mixing column to produce at least two oxygen-rich gaseous streams having different oxygen purities |
| 02/02/1999 | US5865023 Gasification combined cycle power generation process with heat-integrated chemical production |
| 01/27/1999 | CN1206101A Column configuration and method for argon production |
| 01/26/1999 | US5863513 Reacting oxygen separated from air with hydrogen sulfide in a furnace to form sulfur dioxde and water vapors, reacting formed sulfur dioxide with hydrogen sulfide to form hot gas stream containing sulfur, condensing sulfur with nitrogen |
| 01/26/1999 | US5862680 Air separation |
| 01/20/1999 | EP0892233A2 Column configuration and method for argon production |
| 01/20/1999 | EP0721557B1 thermodynamic separation |
| 01/19/1999 | US5861049 Chlorine separation process combining condensation, membrane separation and flash evaporation |
| 01/19/1999 | US5860296 Product streams separated into a plurality of vortex tubes so that warm and cold streams become successively warmer; a warm stream with a temperature greater than the purified stream is discharged to produce refridgeration |
| 01/19/1999 | US5860295 Cryogenic accumulator for spin-polarized xenon-129 |
| 01/14/1999 | WO1999001707A1 Process for separating a multi-component gas stream containing at least one freezable component |
| 01/14/1999 | WO1999001706A1 Process for liquefying a natural gas stream containing at least one freezable component |
| 01/14/1999 | WO1999001194A1 Removing a gaseous component from a fluid |
| 01/13/1999 | EP0890066A1 Cryogenic accumulator for spin-polarized xenon-129 |
| 01/13/1999 | CN1204760A Cryogenic rectification system for producing multi-purity oxygen |
| 01/12/1999 | US5857517 Heat exchanger with brazed plates |
| 01/12/1999 | US5857357 Cryogenic air separation; low level of nitrogen |
| 01/12/1999 | US5857356 Process for the purification of a cryogenic fluid by filtration and/or adsorption |
| 01/07/1999 | EP0888807A1 Process and device for the treatment of gas streams |
| 12/30/1998 | WO1998059207A1 Improved cascade refrigeration process for liquefaction of natural gas |
| 12/30/1998 | WO1998059206A1 Improved multi-component refrigeration process for liquefaction of natural gas |
| 12/30/1998 | WO1998059205A2 Improved process for liquefaction of natural gas |
| 12/30/1998 | WO1998059204A2 Method and device for air separation |
| 12/30/1998 | WO1998059164A2 Lng fuel storage and delivery systems for natural gas powered vehicles |
| 12/30/1998 | WO1998059085A1 Improved system for processing, storing, and transporting liquefied natural gas |
| 12/30/1998 | WO1998059084A1 Pipeline distribution network systems for transportation of liquefied natural gas |
| 12/30/1998 | WO1998058758A1 Ultra-high strength cryogenic weldments |
| 12/30/1998 | CN1041460C Method and equipment for producing gas product by low-temp. rectifying to separate air |
| 12/30/1998 | CA2293774A1 Lng fuel storage and delivery systems for natural gas powered vehicles |
| 12/30/1998 | CA2292736A1 Pipeline distribution network systems for transportation of liquefied natural gas |
| 12/29/1998 | US5852940 Air separation |
| 12/29/1998 | CA2165366C Cryogenic rectification system for fluorine compound recovery |
| 12/29/1998 | CA2061307C Producing carbon-14 isotope from spent resin waste |
| 12/23/1998 | WO1998058219A1 Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator |
| 12/23/1998 | EP0885841A1 System and method for collecting and refining SF6 gas |
| 12/23/1998 | EP0644996B1 Gas cooling process and plant, especially for natural gas liquefaction |
| 12/22/1998 | US5852061 Hydrocarbon synthesis with cryogenic nitrogen removal upstream of the syngas generation |
| 12/16/1998 | EP0884543A1 Process and apparatus for the separation of air by cryogenic distillation |
| 12/16/1998 | EP0883786A1 Reducing the amount of components having low boiling points in liquefied natural gas |
| 12/16/1998 | CN1201896A Method and apparatus for control of integrated cryogenic air separation unit/gas turbine system |
| 12/13/1998 | CA2240379A1 Process and plant for separating air by cryogenic distillation |
| 12/10/1998 | WO1998055811A1 Air extraction in a gasification process |
| 12/10/1998 | CA2291632A1 Air extraction in a gasification process |
| 12/09/1998 | CN1201078A Purification of electronic specialty gases by vapor phase transfering |
| 12/09/1998 | CN1041126C 间接热交换器 Indirect heat |
| 12/08/1998 | US5845517 Process and device for air separation by low-temperature rectification |
| 12/02/1998 | EP0881446A1 Cryogenic process with double column and external condenser-reboiler for a mixture of oxygen and nitrogen |
| 12/02/1998 | EP0881445A1 Cryogenic rectification system with a partitioned column for producing multi-purity oxygen |
| 12/02/1998 | EP0881444A2 Method and apparatus for control of an integrated cryogenic air separation unit/gas turbine system |
| 12/02/1998 | CN1200476A Cryogenic air separation with warm turbine recycle |
| 12/01/1998 | US5842357 Landfill gas recovery |
| 11/25/1998 | EP0880000A2 Turbine/motor (generator) driven booster compressor |
| 11/25/1998 | EP0879389A1 Helium recycling for optical fiber manufacturing |
| 11/25/1998 | CN1199851A Cryogenic hybrid system for producing high purity argon |
| 11/25/1998 | CN1199827A Turbine/motor (generator) driven booster compressor |
| 11/24/1998 | US5839296 High pressure, improved efficiency cryogenic rectification system for low purity oxygen production |
| 11/18/1998 | EP0878678A2 Process and apparatus for the production of nitrogen by cryogenic air separation |
| 11/18/1998 | EP0878677A1 Process and apparatus for the production of nitrogen by cryogenic air separation |
| 11/18/1998 | EP0728121B1 Method for preparing high purity hydrogen bromide |
| 11/17/1998 | US5836175 Dual column cryogenic rectification system for producing nitrogen |
| 11/17/1998 | US5836174 Cryogenic rectification system for producing multi-purity oxygen |