| 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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| 07/14/2004 | CN1513079A Process for recovery of oil from natural oil reservoir |
| 07/14/2004 | CN1157331C Method and device for production of ammonia by low-temp rectification |
| 07/13/2004 | US6761213 Reboiler/condenser heat exchanger of the bath type |
| 07/13/2004 | CA2176184C Hydrocarbon gas processing |
| 07/08/2004 | WO2004057253A2 Lean reflux-high hydrocarbon recovery process |
| 07/08/2004 | US20040131516 Purification; vertical cylinders; expander |
| 07/08/2004 | US20040129136 Apparatus for use in regenerating adsorbent |
| 07/08/2004 | US20040128975 Low pollution power generation system with ion transfer membrane air separation |
| 07/07/2004 | EP1435498A1 Cryogenic air separation process using multicomponent refrigerant |
| 07/07/2004 | EP1435497A2 Combined air separation and natural gas liquefaction plant |
| 07/07/2004 | EP1434926A1 Method and plant for increasing oil recovery by gas injection |
| 07/06/2004 | US6758060 Separating nitrogen from methane in the production of LNG |
| 07/01/2004 | WO2004055323A1 A plant and a method for increased oil recovery |
| 06/30/2004 | EP1432892A1 Method for using a power station |
| 06/30/2004 | EP1009963B1 Process for separating hydrocarbons and for the production of a refrigerant |
| 06/30/2004 | CN1509403A Louvered fins for heat exchanger |
| 06/30/2004 | CN1509262A Method for ethane recorery, using refrigeration cycle with a mixture of at least two coolants, gases obtained by said method and instalation thereof |
| 06/29/2004 | US6755965 Ethane extraction process for a hydrocarbon gas stream |
| 06/24/2004 | WO2004054029A1 A method for exhaust gas treatment in a solid oxide fuel cell power plant |
| 06/24/2004 | US20040118279 Thermal swing adsorption; reducing impurities in air; cryogenic separation |
| 06/24/2004 | DE10257916A1 Wärmetauscher Heat exchanger |
| 06/23/2004 | EP1431691A2 Process and device for the production of a Krypton/Xenon-mixture from air |
| 06/23/2004 | CN1506644A Air lowtemperature separation method and equipment |
| 06/23/2004 | CN1506302A Process and equipment for recovering Kr and /or Xe |
| 06/23/2004 | CN1154831C Method and device for evaporating liquid exygen |
| 06/23/2004 | CN1154830C Method for separating gas fluid containing hydrocarbon |
| 06/23/2004 | CN1154829C Rectified reflux deethanizer |
| 06/23/2004 | CN1154828C Dual-and multi-element refrigeration cycles for natural gas liquefaction |
| 06/22/2004 | US6751986 Structured packing |
| 06/22/2004 | US6751984 Method and device for small scale liquefaction of a product gas |
| 06/17/2004 | US20040112085 can easily be retrofitted to existing pumped liquid oxygen cycle air separation units |
| 06/17/2004 | US20040112084 Process and apparatus for the recovery of krypton and/or xenon |
| 06/17/2004 | US20040112066 High pressure CO2 purification and supply system |
| 06/16/2004 | EP1429100A1 Process and apparatus for the prodcution of liquid oxygen and the recovery of krypton and xenon by cryogenic separation of air |
| 06/16/2004 | EP1429099A1 Process and apparatus for the recovery of krypton and/or xenon |
| 06/16/2004 | EP1429098A1 Heat Exchanger |
| 06/16/2004 | CN1153946C Single-tower low-temperature rectification system for production of low-purity oxygen |
| 06/16/2004 | CN1153609C Method and device for purifying air |
| 06/15/2004 | US6748763 Multistoreyed bath condenser |
| 06/09/2004 | EP1426718A2 Integrated air separation process and apparatus |
| 06/09/2004 | EP1426717A2 Nitrogen rejection method and apparatus |
| 06/09/2004 | EP1425544A1 Method and installation for fractionating gas derived from pyrolysis of hydrocarbons |
| 06/09/2004 | DE10255911A1 Heat exchanger panel for a cryogenic rectification assembly has array of evaporation and/or liquefaction passages of ascending/descending heat transfer rate |
| 06/09/2004 | CN1502552A Method and device for producing krypton-xenon mixer from air |
| 06/09/2004 | CN1502404A Apparatus for use in regenerating adsorbent |
| 06/09/2004 | CN1152732C Purification method for increasing carbon dioxide recovery |
| 06/08/2004 | US6745828 Brazed-plate heat exchanger and air distillation device fitted with said exchanger |
| 06/08/2004 | US6745573 Integrated air separation and power generation process |
| 06/03/2004 | WO2004046523A2 Low pollution power generation system with ion transfer membrane air separation |
| 06/03/2004 | WO2004045744A1 Method for separating a krypton-xenon concentrate and a device for carrying out said method |
| 06/03/2004 | US20040103687 cooling pressurized gas stream in heat exchanger; rectifying in higher and lower pressure double rectification column; withdrawal and vaporization of methane; purification |
| 06/03/2004 | US20040103686 Device in a process engineering column |
| 06/02/2004 | CN1501044A Combined air separation natural gas liquefaction plant |
| 06/02/2004 | CN1501040A Control method for varying condition operation of throttling refrigerating system of deep freezing mixed working-fluid |
| 06/02/2004 | CN1500978A Integrated air separation process and apparatus |
| 06/02/2004 | CN1152229C Deep freezing device for effectively separating gas |
| 06/02/2004 | CN1152218C Deep refrigerating equipment |
| 06/01/2004 | US6743829 Integrated processing of natural gas into liquid products |
| 06/01/2004 | US6742358 Natural gas liquefaction |
| 05/26/2004 | EP1421986A1 Apparatus for use in regenerating adsorbent |
| 05/26/2004 | CN1498669A Process of absorbing detal gas from row material air flow |
| 05/19/2004 | EP1419353A2 Installation for high pressure oxygen production by means of air distillation |
| 05/19/2004 | EP0903029B1 Data structure to support multiple transmit packets for high performance |
| 05/19/2004 | CN1496751A Device in reaction process distilling tower |
| 05/18/2004 | US6736955 Methanol production process |
| 05/18/2004 | US6735980 Recovery of krypton and xenon |
| 05/13/2004 | US20040089021 Integrated air separation process and apparatus |
| 05/12/2004 | EP1417995A1 Process and device for adsorption of nitrous oxide from a feed gas stream |
| 05/12/2004 | EP1417395A1 Tertiary oil recovery combined with gas conversion process |
| 05/12/2004 | CN1495379A Method for conveying pressurized liquefied natural gas from storage place to destination |
| 05/12/2004 | CN1149378C Low temperature fine distillation regenerator system |
| 05/12/2004 | CN1149176C Carbon dioxide production method and device |
| 05/11/2004 | US6733003 Installation and method of venting the waste gases of air distillation or liquefaction units |
| 05/11/2004 | US6732544 Feed air precooling and scrubbing system for cryogenic air separation plant |
| 05/11/2004 | CA2351423C Hydrocarbon gas processing |
| 05/06/2004 | US20040083756 Indirect heat exchanging with a cold fluid liquid gas, which obtained from air isentropic expansion, changing natural gas from vapor phase to liquid gas; for easy transport the natural gas between locations, conserve power consumption |
| 05/06/2004 | EP1415118A1 Nitrogen generation |
| 05/06/2004 | DE10249383A1 Verfahren und Vorrichtung zur variablen Erzeugung von Sauerstoff durch Tieftemperatur-Zerlegung von Luft Method and apparatus for the variable production of oxygen by low-temperature fractionation of air |
| 05/05/2004 | CN1493835A Technology and equipment of low temparature gas separation |
| 05/04/2004 | US6729145 For handling combustibles fluids, for example an oil production plant in which gaseous hydrocarbons are separated from oil and in which surplus gases or residual gases from uncontrolled build-ups of gas pressure |
| 05/04/2004 | CA2092139C Liquid transfer process and apparatus |
| 04/29/2004 | WO2004015347A9 Nitrogen generator |
| 04/29/2004 | US20040079108 Separation of nitrogen, methane by high pressure rectification; enhanced oil recovery |
| 04/29/2004 | US20040079107 Cooling, expansion, controlling pressure, distillation cycles |
| 04/29/2004 | DE10248656A1 Krypton and/or xenon recovery by low temperature air decomposition is improved by passing the product-containing fraction to a separation column and drawing-off an enriched mixture from a lower section of this column |
| 04/28/2004 | EP1413840A1 Process and device for the production of variable amounts of oxygen by cryogenic separation of air |
| 04/28/2004 | EP1412682A1 Process for recovering ethane and heavier hydrocarbons from a methane-rich pressurized liquid mixture |
| 04/28/2004 | EP1412671A1 Unloading pressurized liquefied natural gas into standard liquefied natural gas storage facilities |
| 04/28/2004 | EP1412290A1 Apparatus for preparing pure carbon dioxide (co 2?) from a gaseous carbon dioxide containing product |
| 04/28/2004 | EP1412044A1 System for stripping and rectifying a fluid mixture |
| 04/28/2004 | EP1140697B1 Process for preparing a h2-rich gas and a co2-rich gas at high pressure |
| 04/28/2004 | CN1492989A Advanced heat integrated rectifier system |
| 04/28/2004 | CN1491882A Low temperature methanol cleaning process |
| 04/27/2004 | US6726747 Methods and apparatuses for treatment of syngas and related gases |
| 04/21/2004 | EP1409937A1 Method and installation for water vapour production and air distillation |
| 04/21/2004 | CN2612913Y Operating mode variation oxygen production installation |
| 04/21/2004 | CN1146716C Low-temperature air separating method and equipment |
| 04/20/2004 | US6725100 Automatic load adjustment |
| 04/20/2004 | CA2319552C Combined cryogenic air separation with integrated gasifier |
| 04/15/2004 | US20040069471 Plate heat exchanger |