[go: up one dir, main page]

NO960497D0 - Dobbelt kolonneprosess for fjerning av nitrogen fra naturgass - Google Patents

Dobbelt kolonneprosess for fjerning av nitrogen fra naturgass

Info

Publication number
NO960497D0
NO960497D0 NO960497A NO960497A NO960497D0 NO 960497 D0 NO960497 D0 NO 960497D0 NO 960497 A NO960497 A NO 960497A NO 960497 A NO960497 A NO 960497A NO 960497 D0 NO960497 D0 NO 960497D0
Authority
NO
Norway
Prior art keywords
nitrogen
removal
natural gas
double column
column process
Prior art date
Application number
NO960497A
Other languages
English (en)
Other versions
NO960497L (no
NO310046B1 (no
Inventor
Brian Alfred Mcneil
Michael Henry Evans
Original Assignee
Air Prod & Chem
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Air Prod & Chem filed Critical Air Prod & Chem
Publication of NO960497D0 publication Critical patent/NO960497D0/no
Publication of NO960497L publication Critical patent/NO960497L/no
Publication of NO310046B1 publication Critical patent/NO310046B1/no

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
    • F25J3/028—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of noble gases
    • F25J3/029—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of noble gases of helium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/0204—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the feed stream
    • F25J3/0209—Natural gas or substitute natural gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
    • F25J3/0233—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of CnHm with 1 carbon atom or more
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
    • F25J3/0257—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of nitrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/02—Processes or apparatus using separation by rectification in a single pressure main column system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/04—Processes or apparatus using separation by rectification in a dual pressure main column system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/30—Processes or apparatus using separation by rectification using a side column in a single pressure column system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/50—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/70—Refluxing the column with a condensed part of the feed stream, i.e. fractionator top is stripped or self-rectified
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/72—Refluxing the column with at least a part of the totally condensed overhead gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/74—Refluxing the column with at least a part of the partially condensed overhead gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/78—Refluxing the column with a liquid stream originating from an upstream or downstream fractionator column
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/80—Processes or apparatus using separation by rectification using integrated mass and heat exchange, i.e. non-adiabatic rectification in a reflux exchanger or dephlegmator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2210/00—Processes characterised by the type or other details of the feed stream
    • F25J2210/06—Splitting of the feed stream, e.g. for treating or cooling in different ways
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2235/00—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams
    • F25J2235/02—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams using a pump in general or hydrostatic pressure increase
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2235/00—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams
    • F25J2235/60—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams the fluid being (a mixture of) hydrocarbons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2240/00—Processes or apparatus involving steps for expanding of process streams
    • F25J2240/02—Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream
    • F25J2240/12—Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream the fluid being nitrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2240/00—Processes or apparatus involving steps for expanding of process streams
    • F25J2240/30—Dynamic liquid or hydraulic expansion with extraction of work, e.g. single phase or two-phase turbine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00—Refrigeration techniques used
    • F25J2270/02—Internal refrigeration with liquid vaporising loop
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00—Refrigeration techniques used
    • F25J2270/04—Internal refrigeration with work-producing gas expansion loop
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
    • F25J2290/34—Details about subcooling of liquids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
    • F25J2290/40—Vertical layout or arrangement of cold equipments within in the cold box, e.g. columns, condensers, heat exchangers etc.
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S62/00—Refrigeration
    • Y10S62/927—Natural gas from nitrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation By Low-Temperature Treatments (AREA)
NO960497A 1995-02-10 1996-02-07 Kryogen fremgangsmåte for fjerning av nitrogen fra naturgass samt apparat for utförelse av samme NO310046B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9502657A GB2298034B (en) 1995-02-10 1995-02-10 Dual column process to remove nitrogen from natural gas

Publications (3)

Publication Number Publication Date
NO960497D0 true NO960497D0 (no) 1996-02-07
NO960497L NO960497L (no) 1996-08-12
NO310046B1 NO310046B1 (no) 2001-05-07

Family

ID=10769422

Family Applications (1)

Application Number Title Priority Date Filing Date
NO960497A NO310046B1 (no) 1995-02-10 1996-02-07 Kryogen fremgangsmåte for fjerning av nitrogen fra naturgass samt apparat for utförelse av samme

Country Status (4)

Country Link
US (1) US5617741A (no)
GB (1) GB2298034B (no)
NL (1) NL1002272C2 (no)
NO (1) NO310046B1 (no)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5852061A (en) * 1997-05-06 1998-12-22 Exxon Research And Engineering Company Hydrocarbon synthesis with cryogenic nitrogen removal upstream of the syngas generation
US5802871A (en) * 1997-10-16 1998-09-08 Air Products And Chemicals, Inc. Dephlegmator process for nitrogen removal from natural gas
US5953936A (en) * 1997-10-28 1999-09-21 Air Products And Chemicals, Inc. Distillation process to separate mixtures containing three or more components
US6214258B1 (en) 1998-08-13 2001-04-10 Air Products And Chemicals, Inc. Feed gas pretreatment in synthesis gas production
MY114649A (en) * 1998-10-22 2002-11-30 Exxon Production Research Co A process for separating a multi-component pressurized feed stream using distillation
US6205813B1 (en) * 1999-07-01 2001-03-27 Praxair Technology, Inc. Cryogenic rectification system for producing fuel and high purity methane
FR2826969B1 (fr) * 2001-07-04 2006-12-15 Technip Cie Procede de liquefaction et de deazotation de gaz naturel, installation de mise en oeuvre, et gaz obtenus par cette separation
US6758060B2 (en) * 2002-02-15 2004-07-06 Chart Inc. Separating nitrogen from methane in the production of LNG
GB0226983D0 (en) 2002-11-19 2002-12-24 Boc Group Plc Nitrogen rejection method and apparatus
US6978638B2 (en) * 2003-05-22 2005-12-27 Air Products And Chemicals, Inc. Nitrogen rejection from condensed natural gas
US7314503B2 (en) * 2003-12-08 2008-01-01 Syntroleum Corporation Process to remove nitrogen and/or carbon dioxide from methane-containing streams
US7234322B2 (en) * 2004-02-24 2007-06-26 Conocophillips Company LNG system with warm nitrogen rejection
US7442231B2 (en) * 2004-08-23 2008-10-28 Syntroleum Corporation Electricity generation system
EP1715267A1 (en) 2005-04-22 2006-10-25 Air Products And Chemicals, Inc. Dual stage nitrogen rejection from liquefied natural gas
DE102008056196A1 (de) * 2008-11-06 2010-05-12 Linde Ag Verfahren zum Abtrennen von Stickstoff
GB2456691B (en) * 2009-03-25 2010-08-11 Costain Oil Gas & Process Ltd Process and apparatus for separation of hydrocarbons and nitrogen
GB2455462B (en) * 2009-03-25 2010-01-06 Costain Oil Gas & Process Ltd Process and apparatus for separation of hydrocarbons and nitrogen
WO2010132142A1 (en) * 2009-05-14 2010-11-18 Exxonmobil Upstream Research Company Nitrogen rejection methods and systems
DE102009036366A1 (de) * 2009-08-06 2011-02-10 Linde Aktiengesellschaft Verfahren zum Abtrennen von Stickstoff
DE102009038458A1 (de) * 2009-08-21 2011-02-24 Linde Ag Verfahren zum Abtrennen von Stickstoff aus Erdgas
US9016088B2 (en) * 2009-10-29 2015-04-28 Butts Propertties, Ltd. System and method for producing LNG from contaminated gas streams
GB2462555B (en) * 2009-11-30 2011-04-13 Costain Oil Gas & Process Ltd Process and apparatus for separation of Nitrogen from LNG
DE102010035230A1 (de) * 2010-08-24 2012-03-01 Linde Aktiengesellschaft Verfahren zum Abtrennen von Stickstoff aus Erdgas
WO2013134093A1 (en) * 2012-03-09 2013-09-12 EVOenergy, LLC Plasma chemical device for conversion of hydrocarbon gases to liquid fuel
DE102015004120A1 (de) * 2015-03-31 2016-10-06 Linde Aktiengesellschaft Verfahren zum Abtrennen von Stickstoff aus einer Kohlenwasserstoff-reichen Fraktion
FR3038973B1 (fr) * 2015-07-16 2019-09-27 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Production d'helium a partir d'un courant de gaz naturel
FR3075939B1 (fr) * 2017-12-21 2020-06-19 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procede de production d'azote pur a partir d'un courant de gaz naturel contenant de l'azote
WO2019199655A1 (en) * 2018-04-09 2019-10-17 Linde Engineering North America Inc. Methods and systems for removing nitrogen from natural gas
FR3084453B1 (fr) * 2018-07-25 2020-11-27 Air Liquide Procede et appareil de separation cryogenique d'un melange de monoxyde de carbone, d'hydrogene et de methane pour la production de ch4
US11561043B2 (en) 2019-05-23 2023-01-24 Bcck Holding Company System and method for small scale LNG production
EP4031822A1 (en) * 2019-09-19 2022-07-27 Exxonmobil Upstream Research Company (EMHC-N1-4A-607) Pretreatment and pre-cooling of natural gas by high pressure compression and expansion
US11650009B2 (en) * 2019-12-13 2023-05-16 Bcck Holding Company System and method for separating methane and nitrogen with reduced horsepower demands
US11674749B2 (en) * 2020-03-13 2023-06-13 Air Products And Chemicals, Inc. LNG production with nitrogen removal

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2131341C3 (de) * 1971-06-24 1979-09-27 Linde Ag, 6200 Wiesbaden Verfahren zur Zerlegung von Gasgemischen
US3983711A (en) * 1975-01-02 1976-10-05 The Lummus Company Plural stage distillation of a natural gas stream
US4158556A (en) * 1977-04-11 1979-06-19 Yearout James D Nitrogen-methane separation process and system
US4415345A (en) * 1982-03-26 1983-11-15 Union Carbide Corporation Process to separate nitrogen from natural gas
US4451275A (en) * 1982-05-27 1984-05-29 Air Products And Chemicals, Inc. Nitrogen rejection from natural gas with CO2 and variable N2 content
US4504295A (en) * 1983-06-01 1985-03-12 Air Products And Chemicals, Inc. Nitrogen rejection from natural gas integrated with NGL recovery
US4559070A (en) * 1984-01-03 1985-12-17 Marathon Oil Company Process for devolatilizing natural gas liquids
US4588427A (en) * 1985-03-13 1986-05-13 Dm International Inc. Method and apparatus for purification of high N2 content gas
US4664686A (en) * 1986-02-07 1987-05-12 Union Carbide Corporation Process to separate nitrogen and methane
US4710212A (en) * 1986-09-24 1987-12-01 Union Carbide Corporation Process to produce high pressure methane gas
US4805414A (en) * 1987-12-15 1989-02-21 Union Carbide Corporation Process to recover hydrogen-free higher boiling synthesis gas component
US4805413A (en) * 1988-03-10 1989-02-21 Kerr-Mcgee Corporation Process for cryogenically separating natural gas streams
GB2208699B (en) * 1988-08-18 1992-07-08 Costain Eng Ltd Separation of nitrogen from methane-containing gas streams
US4948405A (en) * 1989-12-26 1990-08-14 Phillips Petroleum Company Nitrogen rejection unit
US5257505A (en) * 1991-04-09 1993-11-02 Butts Rayburn C High efficiency nitrogen rejection unit

Also Published As

Publication number Publication date
US5617741A (en) 1997-04-08
GB9502657D0 (en) 1995-03-29
NO960497L (no) 1996-08-12
GB2298034A (en) 1996-08-21
NO310046B1 (no) 2001-05-07
GB2298034B (en) 1998-06-24
NL1002272A1 (nl) 1996-08-12
NL1002272C2 (nl) 1998-07-15

Similar Documents

Publication Publication Date Title
NO960497L (no) Dobbelt kolonneprosess for fjerning av nitrogen fra naturgass
NO982787D0 (no) FremgangsmÕte for fremstilling av syntesegass
NO963198L (no) Fremgangsmåte til fjerning av karbondioksid fra gasser
NO984898L (no) FremgangsmÕte for fjerning av HCN fra syntesegass
NO177840C (no) Fremgangsmåte for kondensering av naturgass
NO953103D0 (no) Fremgangsmåte ved fjerning av karbondioksyd fra gasser
NO985702D0 (no) FremgangsmÕte for fjerning av CO2 og svovelforbindelser fra tekniske gasser, sµrlig fra naturgass og rÕ-syntesegass
NO971636D0 (no) Flytende absorberende opplösninger for separering av nitrogen fra naturgass
KR970702753A (ko) 산소부화가스의 회수방법
NO991913D0 (no) FremgangsmÕte for fremstilling av hydrokarboner fra syntesegass
NO993133D0 (no) FremgangsmÕte for fremstilling av hydrokarboner fra syntesegass
FR2740468B1 (fr) Procede de sechage de gaz au glycol incluant la purification des rejets gazeux
NO994029D0 (no) FremgangsmÕte og reaktorsystem for fremstilling av syntesegass
KR970701584A (ko) 가스의 정화를 위한 방법 및 장치(process and apparatus for the purification of gas)
NO960429L (no) Fremgangsmåte for å fjerne nitrogen fra naturgass
NO178690C (no) Fremgangsmåte for fjerning av sure gasser fra gassblandinger
NO984167D0 (no) Turbindrevet syntesegassystem og fremgangsmåte for drift av dette
NO951525L (no) Fremgangsmåte for fremstilling av hydrokarboner fra naturgass
NO943652D0 (no) Fremgangsmåte for fremstilling av 3-aminopyridiner fra 3-nitropyridiner
NO180704C (no) Fremgangsmåte for ekspansjon av tobakk
NO964164D0 (no) Fremgangsmåte ved fjerning av hydrogencyanid fra syntesegass
NO970133D0 (no) Fremgangsmåte for fjerning av nitrogen fra rökgasser
NO951103D0 (no) Fremgangsmåte ved fremstilling av syntesegass
AU1187192A (en) Method for purification of synthesis gas
ITMI910171A0 (it) Processo per la rimozione di gas acidi da miscele gassose