| 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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| 04/24/2001 | US6220054 Separation of air |
| 04/19/2001 | DE10051141A1 Cold box used in air distillation plants has cryo addition elements each consisting of separator pots, collection vessels, connecting pipes, sections of pipes and devices for monitoring |
| 04/18/2001 | EP1092933A1 Gas liquifaction process using a single mixed refrigerant circuit |
| 04/18/2001 | EP1092932A1 Gas liquefaction process with partial condensation of mixed refrigerant at intermediate temperatures |
| 04/18/2001 | EP1092467A2 Apparatus, method for enrichment of the heavy isotopes of oxygen and production method for heavy oxygen water |
| 04/18/2001 | EP1092465A2 Thermal swing adsorption process for the removal of dinitrogen oxide, hydrocarbons and other trace impurities from air |
| 04/18/2001 | EP0842385B1 Method and device for the production of variable amounts of a pressurized gaseous product |
| 04/18/2001 | CN1291710A Gas liquefaction method using partial condensation of mixed refrigent under intermediate temp. |
| 04/17/2001 | US6217681 Separating air into high purity nitrogen and oxygen-rich vent stream, utilizing vent stream as oxygen source in oxy-fuel combustion processes or enrichment oxygen in air-fuel combustion processes to heat and melt glass or aluminum |
| 04/12/2001 | WO2001024913A1 Method and apparatus for separation of sf6 from cf4/air-containing gas stream |
| 04/12/2001 | CA2321515A1 Thermal swing adsorption process for the removal of dinitrogen oxide, hydrocarbons and other trace impurities from air |
| 04/11/2001 | EP1091182A2 Gas reclaiming equipment |
| 04/11/2001 | EP1090670A1 Process for treating a gas using temperature swing adsorption |
| 04/11/2001 | EP0834046B1 Method of liquefying and treating a natural gas |
| 04/11/2001 | CN1290845A Low temperature gas separater |
| 04/11/2001 | CN1064449C Process and apparatus for production of high compressed oxygen with air distilation |
| 04/10/2001 | US6214258 An air separation system and a partial oxidation system for the production of synthesis gas are integrated wherein the air separation provides oxygen for oxidation and byproduct nitrogen for refrigeration for oxidation feed gas methane |
| 04/10/2001 | US6212907 Method for operating a cryogenic rectification column |
| 04/10/2001 | US6212906 Comprising: dividing feed air into two portions, passing the feed air through two regenerators, passing the cooled and cleaned air into a reflux condenser areflux condenser, |
| 04/10/2001 | US6212905 Comprising providing a said mixed charge gas from an olefin generation process, separating said charge gas into a bottoms and an overhead at a temperature of about-55degree f. or higher to produce an ethylene product stream as overhead |
| 04/10/2001 | US6212904 Liquid oxygen production |
| 04/10/2001 | US6212891 Process components, containers, and pipes suitable for containing and transporting cryogenic temperature fluids |
| 04/10/2001 | CA2269462C Hydrocarbon gas processing |
| 04/05/2001 | US20010000141 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; |
| 04/04/2001 | EP1088578A1 Vaporizer-condenser with thermosiphon and corresponding air distillation plant |
| 04/04/2001 | EP1088192A1 Liquefying a stream enriched in methane |
| 04/04/2001 | EP1088141A1 Containment enclosure |
| 04/04/2001 | EP0990107B1 Ambulatory oxygen concentrator liquefaction system |
| 04/04/2001 | CN1290325A Combined cryogenic air separation with integrated gasifier |
| 04/04/2001 | CN1064125C Method for air separating with low temp |
| 04/04/2001 | CN1064124C Process and apparatus for preparation of carbon monoxide and hydrogen |
| 04/03/2001 | US6210467 The water soluble impurites are removed into countercurrently flowing water which undergo a depressurization step releasing absorbed carbon dioxide for recapture and recycle into carbon dioxide gas stream |
| 04/03/2001 | US6209307 Thermodynamic process for generating work using absorption and regeneration |
| 04/03/2001 | CA2259079C An air separation process using warm and cold expanders |
| 04/03/2001 | CA2259065C Efficient process to produce oxygen |
| 04/03/2001 | CA2259063C A multiple expander process to produce oxygen |
| 03/28/2001 | EP1087195A2 Refrigerator for cryogenic gas separation system |
| 03/28/2001 | EP1087194A1 Bath vaporiser-condensor and corresponding air distillation device |
| 03/28/2001 | EP1086345A1 Process and apparatus for the production of nitrogen by cryogenic distillation using a dephlegmator |
| 03/28/2001 | CN1289404A Method and device for evaporating liquid exygen |
| 03/27/2001 | US6205815 Plant for separation of a gas mixture by distillation |
| 03/27/2001 | US6205814 Liquid mercury which expands and applies pressure to an incompressible fluid by solar energy heating which in turn drives a piston in a compression stroke |
| 03/27/2001 | US6205813 Cryogenic rectification system for producing fuel and high purity methane |
| 03/21/2001 | EP1084743A1 Removal of CO2 from gases using activated alumina |
| 03/20/2001 | US6203631 Pipeline distribution network systems for transportation of liquefied natural gas |
| 03/20/2001 | US6202574 Combustion method and apparatus for producing a carbon dioxide end product |
| 03/20/2001 | US6202442 Power generation system separating nitrogen and oxygen in a single nitrogen wash column where the liquid from the bottom of the wash column may be fed back to the air separation unit |
| 03/20/2001 | US6202441 Cryogenic distillation system for air separation |
| 03/20/2001 | US6202440 Process and apparatus for separation of stable isotope compound |
| 03/20/2001 | US6202424 System for compressing contaminated gas |
| 03/20/2001 | US6202305 Method of constructing a large elongate fluid-confining internal structure surrounded by an external structure |
| 03/14/2001 | EP1082577A1 Method for extracting xenon |
| 03/14/2001 | CN1287258A Cryogenic rectifying system for producing oxygen products with non-constant production rate |
| 03/14/2001 | CN1287018A Method and system for recovering perfluor compound by condensation |
| 03/14/2001 | CN1063167C Olefin recovery from olefin-hydrogen mixtures |
| 03/13/2001 | US6199403 Process for separating a multi-component pressurizied feed stream using distillation |
| 03/13/2001 | US6199385 Polarized gas accumulators and heating jackets and associated gas collection and thaw methods and polarized gas products |
| 03/08/2001 | DE19940816A1 Control system for air fractionation plant includes external computer with single-line serial field bus connected to control and instrumentation in cold box |
| 03/07/2001 | EP1081450A1 Cryogenic rectification system for producing very high purity oxygen |
| 03/07/2001 | EP1081095A1 Processes and systems for purification of boron trichloride |
| 03/07/2001 | EP1080774A1 Process of removing fluorinated compounds or fluorinated sulphur compounds from a xenon and/or krypton flow by permeation |
| 03/07/2001 | EP1080773A1 Gas purification process and device with thermal regeneration |
| 03/07/2001 | EP1080766A1 Process for the separation of multicomponent mixtures |
| 03/07/2001 | EP1080765A1 Multieffect distillation |
| 03/07/2001 | EP1080764A1 Multieffect distillation for multicomponent separation |
| 03/07/2001 | EP1080763A1 Process for the purification of a major component from a mixture with light and heavy components |
| 03/07/2001 | CN1286671A Ethylene plant refrigeration system |
| 03/07/2001 | CN1286387A Cryogenic rectifying system for producing very high purity oxygen |
| 03/06/2001 | US6196024 Using the triple column process and adding an argon column to further separate the low purity oxygen into higher purity oxygen along with the argon by-product |
| 03/06/2001 | US6196023 Method and device for producing compressed nitrogen |
| 03/06/2001 | US6196022 Process and device for recovering high-purity oxygen |
| 03/06/2001 | US6196004 Method and apparatus for condensing both water and a plurality of hydrocarbons entrained in a pressurized gas stream |
| 03/01/2001 | WO2001014808A1 Evaporator-condenser and corresponding air distillation installation |
| 03/01/2001 | WO2001014044A2 Method and device for obtaining carbon dioxide from exhaust gas |
| 03/01/2001 | DE19940371A1 Verfahren und Vorrichtung zur Gewinnung von Kohlendioxid aus Abgasen Method and apparatus for recovering carbon dioxide from exhaust gases |
| 02/28/2001 | EP1078212A1 Air distillation plant and corresponding cold box |
| 02/28/2001 | CN1062656C Process and apparatus for air distillation and application in feeding gas to steel mill |
| 02/27/2001 | US6193165 Fluid-distributor for a substance-exchange column |
| 02/27/2001 | US6192707 Cryogenic system for producing enriched air |
| 02/27/2001 | US6192706 Cryogenic system for producing carbon monoxide |
| 02/22/2001 | DE19939294A1 Mehrstöckiger Umlaufkondensator Multistory circulating condenser |
| 02/21/2001 | EP1077356A1 Multi-staged condenser with cooling circuit |
| 02/20/2001 | US6190632 Method and apparatus for the production of ammonia utilizing cryogenic rectification |
| 02/20/2001 | US6189338 Brazed-plates condenser and its application to double air-distillation columns |
| 02/20/2001 | US6189337 Employing a purifier for removing impurities such as water vapour and carbon dioxide from incoming compressed air, a heat exchanger for cooling the purified, compressed air to a temperature suitable for its separation by rectification. |
| 02/20/2001 | CA2159752C Structured packing with improved capacity for rectification systems |
| 02/15/2001 | WO2001010979A1 Integrated process for converting hydrocarbon gas to liquids |
| 02/14/2001 | EP1076217A2 Nitrous oxide purification system and process. |
| 02/14/2001 | CN1284158A Polarized gas storage device and heating clamping sleeve and related gas collection, its molten method and polarized gas products |
| 02/14/2001 | CN1062068C Treatment of effluent gases for pollution removel and recovery of valuable products |
| 02/13/2001 | US6185960 Continuous processing, where during gas operation, air put through in the refrigeration cycle is reduced to zero and extremely cold stored liquid is used to compensate for cold losses; supplying a steel mill with nitrogen and oxygen |
| 02/08/2001 | DE19936816A1 Verfahren und Vorrichtung zur Gewinnung von Sauerstoff unter überatmosphärischem Druck A method and apparatus for obtaining oxygen under super-atmospheric pressure |
| 02/07/2001 | EP1074805A1 Process for producing oxygen under pressure and device therefor |
| 02/07/2001 | EP1074510A2 Process and apparatus for separating mixtures of hydrogen and carbon monoxide |
| 02/07/2001 | EP1073861A1 Process plant |
| 02/07/2001 | EP1073515A1 Improved floating marine structure |
| 02/07/2001 | CN1282622A Method and device for purifying air |
| 02/06/2001 | US6182471 Cryogenic rectification system for producing oxygen product at a non-constant rate |
| 02/06/2001 | US6182470 Characterized in that the medium-pressure column, the low-pressure column, and the mixing column are placed one on top of another, forming a single erected structure; use in supply of impure oxygen in iron and steel industry |
| 02/06/2001 | US6182469 Hydrocarbon gas processing |