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US20140238076 NITROGEN REJECTION UNIT  
Methods and systems for removing nitrogen during liquefaction of natural are provided. Methods of removing nitrogen include warming a predominantly methane stream in a methane cold box to provide...
US20120067081 Process And Plant For Recovering Argon In A Separation Unit For A Purge Gas Used In The Synthesis Of Ammonia  
A plant for producing an argon-rich stream from a mixture formed by a purge fluid in an ammonia production plant comprises: at least one phase separator; a methane scrubbing column; a methane...
US20100043489 Method For Separating A Mixture Of Carbon Monoxide, Methane, Hydrogen And Optionally Nitrogen by Cryogenic Distillation  
A method for separating a mixture of carbon monoxide, methane, hydrogen and optionally nitrogen by cryogenic distillation is provided.
US20060277943 Process and apparatus for separation of hydrocarbons from liquefied natural gas  
A process for separating hydrocarbons from an LNG, including the steps of: distilling a feed LNG in a first distillation column to separate it into a fraction enriched with methane and a fraction...
US20110209499 METHOD FOR REMOVING NITROGEN  
A process is described for separating off a nitrogen-rich fraction from a feed fraction containing essentially nitrogen and hydrocarbons, wherein the feed fraction is separated by rectification...
US20140182331 INTEGRATED PROCESS FOR NGL (NATURAL GAS LIQUIDS RECOVERY) AND LNG (LIQUEFACTION OF NATURAL GAS)  
The invention relates to an integrated process and apparatus for liquefaction of natural gas and recovery of natural gas liquids. In particular, the improved process and apparatus reduces the...
US20080016910 Integrated NGL recovery in the production of liquefied natural gas  
Process for the liquefaction of natural gas and the recovery of components heavier than methane wherein natural gas is cooled and separated in a first distillation column into an overhead vapor...
US20150143845 DISTILLATION APPARATUS  
A distillation apparatus includes a first distillation column and one or more second distillation columns. A higher-pressure part of the first distillation column includes at least part of a...
US20080141713 Advanced C2-splitter feed rectifier  
Processes to separate a light hydrocarbon stream comprising ethylene, ethane, and C3+ hydrocarbons into an ethylene stream, an ethane stream, and a C3+ hydrocarbon stream, including: feeding the...
US20080083246 Gas Conditioning Method and Apparatus for the Recovery of LPG/NGL(C2+) From LNG  
A method and apparatus for conditioning imported liquefied natural gas to conform to a particular pipeline heating value specification and recovery of liquefied petroleum gas or natural gas...
US20100206003 Configurations And Methods For Improved Natural Gas Liquids Recovery  
Contemplated plants for recovery of NGL from natural gas employ alternate reflux streams in a first column and a residue gas bypass stream, wherein expansion of various process streams provides...
US20100071411 Method And Device For Separating A Mixture of At Least Hydrogen, Nitrogen, and Carbon Monoxide By Cryogenic Distillation  
A method for separating a mixture of carbon monoxide, nitrogen, hydrogen and optionally methane by cryogenic distillation.
US20120233920 Separation of Light Hydrocarbons and Sour Species From a Sour Gas  
The invention provides a process for recovering a light hydrocarbon, such as ethane, from a sour hydrocarbon gas. The process involves mixing the sour hydrocarbon gas with an azeotrope inhibitor...
US20090277219 Configurations and Methods for Offshore LNG Regasification and BTU Control  
LNG is pumped to supercritical pressure and vaporized, preferably in an offshore location to thereby form a natural gas stream with an intermediate temperature. A first portion of that stream is...
US20140075987 CONFIGURATIONS AND METHODS FOR NGL RECOVERY FOR HIGH NITROGEN CONTENT FEED GASES  
A low cost and efficient design is used to convert a propane recovery process based on low nitrogen content feed gas to an ethane recovery process based on a high nitrogen feed gas while achieving...
US20140069142 Two Step Nitrogen and Methane Separation Process  
A system and method for removing nitrogen and producing a high pressure methane product stream from natural gas feed streams is disclosed. A system for also producing natural gas liquids in...
US20120324943 Two Step Nitrogen and Methane Separation Process  
A system and method for removing nitrogen and producing a high pressure methane product stream from natural gas feed streams is disclosed. A system for also producing natural gas liquids in...
US20140060114 CONFIGURATIONS AND METHODS FOR OFFSHORE NGL RECOVERY  
A natural gas two-column processing plant allows for recovery of at least 95% of C4 and heavier hydrocarbons, and about 60 to 80% of C3 hydrocarbons from a rich feed gas stream in which the first...
US20110277500 NITROGEN REMOVAL FROM NATURAL GAS  
The invention relates to a method for the separation of a hydrocarbon-rich, nitrogen-containing feed fraction (1, 101), preferably natural gas, wherein the feed fraction (1, 101) is at least in...
US20110138854 FRACTIONATION OF HYDROGEN SULFIDE RICH SOUR GAS AND METHODS OF USE  
Methods and systems are provided for treating hydrogen sulfide rich sour gas through a series of fractionation columns. The processes disclosed herein and the variations thereof provide optimized...
US20100223952 Separation of Carbon Monoxide From Gaseous Mixtures Containing Carbon Monoxide  
A process and apparatus for producing a carbon monoxide-containing product from a feed containing hydrogen, carbon monoxide, methane, nitrogen and optionally argon. The carbon monoxide-containing...
US20110041551 PROCESS FOR SEPARATING OFF NITROGEN  
The invention relates to a process for separating off C2+-hydrocarbons from a feed fraction containing essentially nitrogen and hydrocarbons, wherein a) the feed fraction (1, 20) is partially...
US20090188279 METHOD AND APPARATUS FOR TREATING A HYDROCARBON STREAM  
The present invention relates to a method of treating a hydrocarbon stream such as a natural gas stream, the method at least comprising the steps of: (a) supplying a partially condensed feed...
US20120000246 Liquefied Natural Gas And Hydrocarbon Gas Processing  
A process for the recovery of heavier hydrocarbons from a liquefied natural gas (LNG) stream and a hydrocarbon gas stream is disclosed. The LNG feed stream is heated to vaporize at least part of...
US20100199718 Storage Enclosure, Method And Apparatus For Producing Carbon Monoxide And/Or Hydrogen By Means Of Cryogenic Separation, Including One Such Enclosure  
A storage enclosure and an apparatus and method for producing carbon monoxide and/or hydrogen by means of cryogenic separation, including one such enclosure is provided.
US20130046121 Processes and Systems for Recovery of Residual Halogenated Hydrocarbons in the Conversion of Natural Gas to Liquid Hydrocarbons  
Process and systems for converting lower molecular weight alkanes to higher molecular weight hydrocarbons that include recovery of residual halogenated hydrocarbons (e.g., CH3Br) from higher...
US20130213088 Systems And Methods For Separating Hydrocarbons Using One Or More Dividing Wall Columns  
Methods and systems for separating hydrocarbons using one or more dividing wall columns are provided. The method can include introducing a hydrocarbon fluid to a first dividing wall column. A...
US20100287985 Liquefied Natural Gas And Hydrocarbon Gas Processing  
A process for the recovery of heavier hydrocarbons from a liquefied natural gas (LNG) stream and a hydrocarbon gas stream is disclosed. The LNG feed stream is heated to vaporize at least part of...
US20170023294 System and Method for Separating Wide Variations in Methane and Nitrogen  
A system and method for removing nitrogen and producing a high pressure methane product stream from natural gas feed streams having wide variations in nitrogen and methane content are disclosed....
US20160187057 LIQUEFIED NATURAL GAS FROM RICH NATURAL GAS  
Rich natural gas is dried in a water scavenger unit, and then purified in a refluxed absorber. The refluxed stream for the absorber is a stream of predominantly methane condensed by cryogenic...

Matches 1 - 30 out of 30