| 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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| 12/23/1992 | WO1992022778A1 System and method for recovering and purifying a halocarbon composition |
| 12/23/1992 | EP0519688A1 Process and system for controlling a cryogenic air separation unit during rapid changes in production |
| 12/23/1992 | CN1067186A Structured column packing with improved turndown |
| 12/22/1992 | CA2071664A1 Compressor supercharger with evaporative cooler |
| 12/16/1992 | EP0518491A1 Elevated pressure air separation cycles with liquid production |
| 12/16/1992 | CN1067114A Separating unit for liquefying petroleum gas |
| 12/15/1992 | US5170630 Air rectification; condensation and separation |
| 12/10/1992 | DE4118468A1 Separator column for sepg. contents of mixt. by rectification - useful for liq. hydrocarbon(s) of differing b.pt. from gas mixt. with run=off shaft in heat exchanger |
| 12/02/1992 | EP0516401A1 Purification of gas streams |
| 12/02/1992 | EP0516087A1 Structured column packing with improved turndown |
| 12/02/1992 | CN1066618A Statistical process control for air separation process |
| 12/01/1992 | US5167125 Cryogenic separation of mixture of low boiling and high boiling gases by compression, purification, cooling and distillation |
| 11/29/1992 | CA2069709A1 Structured column packing with improved turndown |
| 11/25/1992 | EP0515124A1 Method and apparatus for the production of a hot fluid stream for energy recovery |
| 11/24/1992 | US5165245 Elevated pressure air separation cycles with liquid production |
| 11/24/1992 | US5165244 Process to produce oxygen and nitrogen at medium pressure |
| 11/24/1992 | CA2069274A1 Fluid production method and apparatus |
| 11/24/1992 | CA1310580C Process for separation of c _ or c _ or c_ hydrocarbons from a gaseous mixture |
| 11/24/1992 | CA1310579C Air distillation facility and process |
| 11/19/1992 | EP0514163A2 Method of purifying argon through cryogenic adsorption |
| 11/18/1992 | CN1019105B Hydrocarbon gas separation process |
| 11/17/1992 | US5163296 Cryogenic rectification system with improved oxygen recovery |
| 11/15/1992 | CA2068171A1 Production of the molecular sieve regeneration stream from the high pressure column to reduce the feed air pressure in air separation plants |
| 11/15/1992 | CA2068157A1 Method for purifying argon through cryogenic adsorption |
| 11/11/1992 | EP0512568A1 System and method for integration of combustor-turbine units and compressors |
| 11/11/1992 | EP0338022B1 Air partial expansion refrigeration for cryogenic air separation |
| 11/11/1992 | CA2068272A1 System and method for integration of combustor-turbine units and compressors |
| 11/10/1992 | US5161380 Feed of nitrogen, oxygen and argon |
| 11/04/1992 | CN1018919B Hydrocarbon gas processing |
| 11/04/1992 | CN1018918B Process and apparatus for separating hydrocarbons |
| 11/03/1992 | US5159816 Method of purifying argon through cryogenic adsorption |
| 10/28/1992 | CN1018857B Apparatus for producing highly pure nitrogen gas |
| 10/27/1992 | US5157927 Selectively modulating flow of liquid nitrogen into air distillation column; accomodates variations in demand |
| 10/27/1992 | US5157926 Fluid expansion in high pressure turbine; re-expansion of portion in low pressure turbine; inlet temperature differential; liquefaction of oxygen and nitrogen |
| 10/27/1992 | CA1309335C Hydrocarbon gas processing |
| 10/22/1992 | DE4112492A1 Very pure carbon mon:oxide recovery from gas mixt. - using high and low pressure columns to remove methane and hydrogen@ e.g. for polymer prodn. |
| 10/21/1992 | EP0509929A1 Cryogenic separation process for oxygen containing mixtures, structured packing for use in same, and air distillation column comprising such packing |
| 10/21/1992 | EP0509871A1 Method and apparatus for producing argon |
| 10/21/1992 | CN1065438A Argon purification system |
| 10/21/1992 | CN1018727B Process for preparing high-purity co2 |
| 10/20/1992 | CA2066366A1 Cryogenic process for the separation of an oxygen-containing mixture; lining for said process and air distillating tower using said lining |
| 10/17/1992 | CA2064505A1 Argon production assembly and process thereof |
| 10/14/1992 | EP0508386A2 Statistical process control for air separation process |
| 10/14/1992 | CN1065326A Method of air seperating with low temp |
| 10/13/1992 | US5154051 Air liquefier and separator of air constituents for a liquid air engine |
| 10/13/1992 | CA1308647C Process and apparatus for the separation of hydrocarbons |
| 10/09/1992 | CA2065498A1 Statistical process control for air separation process |
| 10/07/1992 | EP0507649A1 Method for the evaporation of a liquid, heat exchanger for carrying out the method, and use in an air distillation plant with a double column |
| 10/06/1992 | US5152149 Air separation method for supplying gaseous oxygen in accordance with a variable demand pattern |
| 10/06/1992 | US5152148 Propane removal process |
| 10/04/1992 | CA2064530A1 Liquid spraying process, heat exchanger used thereof and application of this process to a double column air distillation installation |
| 09/30/1992 | EP0505812A1 Low temperature air separation process |
| 09/29/1992 | US5150577 System and method for recovering and purifying a halocarbon composition |
| 09/22/1992 | US5148680 Passing nitrogen-enriched liquid produced by the condensation of nitrogen-enriched vapor against oxygen-rich liquid in indirect heat exchange with feed air to produce nitrogen gas |
| 09/17/1992 | DE4207941A1 Heat exchanger operating system - during standstill, cold and heat are supplied to corresponding ends, to maintain temp. levels |
| 09/16/1992 | EP0504029A1 Process for the production of gaseous pressurised oxygen |
| 09/16/1992 | EP0503910A1 Carbon dioxide and acid gas removal and recovery process for fossil fuel fired power plants |
| 09/16/1992 | EP0503900A1 Air separation |
| 09/16/1992 | EP0350493B1 Companded total condensation reboil cryogenic air separation |
| 09/15/1992 | US5146756 Air separation |
| 09/15/1992 | US5146755 Method for reducing flue gas acid vapor emissions and energy recovery |
| 09/15/1992 | CA1307454C Gas recovery process |
| 09/14/1992 | CA2062688A1 Process for the operation of an heat exchanger and heat exchanger used therefore |
| 09/12/1992 | CA2062589A1 Air separation |
| 09/09/1992 | CN1064253A Industrial process for separation and recovery of chlorine |
| 09/08/1992 | US5144809 Apparatus for production of nitrogen |
| 09/08/1992 | US5144808 Rectification to produce nitrogen stream, condensation by indirect heat exchange, vaporization; energy efficient |
| 09/08/1992 | US5144806 Freeze purification |
| 09/02/1992 | EP0501471A2 Boiling process and a heat exchanger for use in the process |
| 09/02/1992 | EP0501391A1 Argon purification system |
| 09/02/1992 | EP0501054A1 Vapour recovery system |
| 08/26/1992 | CN1018022B Hydrocarbon gas processing |
| 08/26/1992 | CA2061761A1 Argon purification system |
| 08/25/1992 | USRE34038 Cryogenic distillation |
| 08/25/1992 | US5141544 Nitrogen rejection unit |
| 08/25/1992 | US5141543 Use of liquefied natural gas (LNG) coupled with a cold expander to produce liquid nitrogen |
| 08/25/1992 | CA1306770C Process and apparatus for producing nitrogen |
| 08/19/1992 | CN2113450U Frecon f12, f22 recovery and regeneration apparatus |
| 08/19/1992 | CN1063756A Variable dencity structured packing cryogenic distillation system |
| 08/18/1992 | US5139547 Production of liquid nitrogen using liquefied natural gas as sole refrigerant |
| 08/11/1992 | US5137559 Production of nitrogen free of light impurities |
| 08/11/1992 | US5137558 Liquefied natural gas refrigeration transfer to a cryogenics air separation unit using high presure nitrogen stream |
| 08/11/1992 | US5137548 Process and apparatus for purifying air to be distilled by adsorption |
| 08/06/1992 | WO1992012927A1 Method for purification of synthesis gas |
| 08/06/1992 | DE4033142A1 Purificn. and/or sepn. of gas stream e.g. natural gas - by liquefying stream and evaporating off lower boiling portion |
| 08/06/1992 | CA2060222A1 Cryogenic process for the production of methane-free, krypton/xenon product |
| 08/06/1992 | CA2060221A1 Cryogenic process for the production of an oxygen-free and methane-free, krypton/xenon product |
| 08/06/1992 | CA2060220A1 Cryogenic production of krypton and xenon from air |
| 07/29/1992 | EP0496355A1 Method and apparatus for producing elevated pressure nitrogen |
| 07/28/1992 | US5133793 Cooling and condensing a mixture of hydrogen with methane and carbon monoxide and refrigeration |
| 07/28/1992 | US5133790 Cryogenic rectification method for producing refined argon |
| 07/28/1992 | US5133190 Electric power plant, cogeneration |
| 07/21/1992 | US5132056 Corrugated metal sheet, distillation |
| 07/21/1992 | US5132055 Fluid distributor for heat and material exchange column, for example with lining, and column provided with such distributor |
| 07/16/1992 | CA2058883A1 Air separation |
| 07/15/1992 | CN1017414B Industrial process for separation and recovery of chlorine |
| 07/14/1992 | US5129932 Cryogenic process for the separation of air to produce moderate pressure nitrogen |
| 07/04/1992 | CA2058500A1 Cryogenic process for producing ultra high purity nitrogen |
| 06/30/1992 | US5125934 Pressure swing adsorption |
| 06/24/1992 | EP0491591A1 Air distillation column with a corrugated cross packing |