FR2682964B1 - Procede de deazotation d'un melange liquefie d'hydrocarbures consistant principalement en methane. - Google Patents

Procede de deazotation d'un melange liquefie d'hydrocarbures consistant principalement en methane.

Info

Publication number
FR2682964B1
FR2682964B1 FR919113081A FR9113081A FR2682964B1 FR 2682964 B1 FR2682964 B1 FR 2682964B1 FR 919113081 A FR919113081 A FR 919113081A FR 9113081 A FR9113081 A FR 9113081A FR 2682964 B1 FR2682964 B1 FR 2682964B1
Authority
FR
France
Prior art keywords
deazoting
methane
mainly consisting
liquefied mixture
hydrocarbons mainly
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
FR919113081A
Other languages
English (en)
Other versions
FR2682964A1 (fr
Inventor
Henri Paradowski
Christine Mangin
Claude Blanc
Paradowski Henri
Mangin Christine
Blanc Claude
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe National Elf Aquitaine
Societe Nationale Elf Aquitaine Production SA
Original Assignee
Societe National Elf Aquitaine
Societe Nationale Elf Aquitaine Production SA
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 Societe National Elf Aquitaine, Societe Nationale Elf Aquitaine Production SA filed Critical Societe National Elf Aquitaine
Priority to FR919113081A priority Critical patent/FR2682964B1/fr
Priority to DZ920136A priority patent/DZ1630A1/fr
Priority to PCT/FR1992/000991 priority patent/WO1993008436A1/fr
Priority to EP92923851A priority patent/EP0572590B1/fr
Priority to CA002099003A priority patent/CA2099003C/fr
Priority to DE69213437T priority patent/DE69213437T2/de
Priority to US08/081,326 priority patent/US5421165A/en
Priority to JP50750293A priority patent/JP3234601B2/ja
Priority to RU9293050179A priority patent/RU2085815C1/ru
Priority to AU29481/92A priority patent/AU657816B2/en
Priority to ES92923851T priority patent/ES2093855T3/es
Priority to MYPI92001911A priority patent/MY108223A/en
Priority to NZ244874A priority patent/NZ244874A/en
Publication of FR2682964A1 publication Critical patent/FR2682964A1/fr
Priority to NO932294A priority patent/NO180277C/no
Application granted granted Critical
Publication of FR2682964B1 publication Critical patent/FR2682964B1/fr
Priority to NO962686A priority patent/NO306183B1/no
Priority to GR960403118T priority patent/GR3021723T3/el
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F25J3/0204—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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
    • C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
    • C10L3/10—Working-up natural gas or synthetic 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
    • F25J2200/70—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
    • F25J2200/74—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
    • F25J2200/76—Refluxing the column with condensed overhead gas being cycled in a quasi-closed loop refrigeration cycle
    • 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
    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
    • F25J2205/02—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum
    • F25J2205/04—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum in the feed line, i.e. upstream of the fractionation step
    • 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
    • F25J2215/00—Processes characterised by the type or other details of the product stream
    • F25J2215/04—Recovery of liquid products
    • 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
    • F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
    • F25J2230/60—Processes or apparatus involving steps for increasing the pressure of gaseous process streams the fluid being hydrocarbons or 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
    • 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
    • F25J2240/30—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
    • F25J2270/42—Quasi-closed internal or closed external nitrogen refrigeration cycle

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Treating Waste Gases (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR919113081A 1991-10-23 1991-10-23 Procede de deazotation d'un melange liquefie d'hydrocarbures consistant principalement en methane. Expired - Lifetime FR2682964B1 (fr)

Priority Applications (16)

Application Number Priority Date Filing Date Title
FR919113081A FR2682964B1 (fr) 1991-10-23 1991-10-23 Procede de deazotation d'un melange liquefie d'hydrocarbures consistant principalement en methane.
DZ920136A DZ1630A1 (fr) 1991-10-23 1992-10-21 Procédé de déazotation d'une charge d'un mélange liqufié d'hydrocarbures consistant princepalement en méthane et renfermant au moins 2% molaire d'azote, pour abaisser cette teneur en azote à moins de 1% molaire.
MYPI92001911A MY108223A (en) 1991-10-23 1992-10-22 Process for denitrogenation of feedstock of a liquefied mixture of hydrocarbons consisting chiefly of methane and containing least 2 mol% of nitrogen
CA002099003A CA2099003C (fr) 1991-10-23 1992-10-22 Procede de deazotation d'une charge d'un melange liquifie d'hydrocarbures consistant principalement en methane et renfermant au moins 2% molaire d'azote
DE69213437T DE69213437T2 (de) 1991-10-23 1992-10-22 Stickstoffentfernungsverfahren aus einem hauptsächlich methan enthaltenden kohlenwasserstoffeinsatzgemisch mit mindestens 2 mol % stickstoff
US08/081,326 US5421165A (en) 1991-10-23 1992-10-22 Process for denitrogenation of a feedstock of a liquefied mixture of hydrocarbons consisting chiefly of methane and containing at least 2 mol % of nitrogen
JP50750293A JP3234601B2 (ja) 1991-10-23 1992-10-22 主にメタンから成り、少なくとも２モル％の窒素を含む炭化水素の液化混合物の原料ストックを脱ニトロ化する方法
RU9293050179A RU2085815C1 (ru) 1991-10-23 1992-10-22 Способ удаления азота из порции сжиженной смеси углеводородов
PCT/FR1992/000991 WO1993008436A1 (fr) 1991-10-23 1992-10-22 Procede de deazotation d'une charge d'un melange liquefie d'hydrocarbures consistant principalement en methane et renfermant au moins 2 % molaire d'azote
ES92923851T ES2093855T3 (es) 1991-10-23 1992-10-22 Procedimiento de desnitrificacion de cargas de mezclas de hidrocarburos consistente principalmente en metano y conteniendo al menos un 2% molar de nitrogeno.
EP92923851A EP0572590B1 (fr) 1991-10-23 1992-10-22 Procede de deazotation d'une charge d'un melange d'hydrocarbures consistant principalement en methane et renfermant au moins 2 % molaire d'azote
AU29481/92A AU657816B2 (en) 1991-10-23 1992-10-22 Method of denitrogenating a charge of a liquified hydrocarbon mixture consisting mainly of methane and containing at least 2 per cent mol nitrogen
NZ244874A NZ244874A (en) 1991-10-23 1992-10-23 Process for denitrogenation of natural gas feedstock
NO932294A NO180277C (no) 1991-10-23 1993-06-22 Fremgangsmåte ved fjerning av nitrogen fra en innmatning av en væskeformig blanding av hydrokarbon
NO962686A NO306183B1 (no) 1991-10-23 1996-06-25 Fremgangsmåte ved fjerning av nitrogen fra en gassformig fraksjon
GR960403118T GR3021723T3 (en) 1991-10-23 1996-11-20 Method of denitrogenating a charge of a hydrocarbon mixture consisting mainly of methane and containing at least 2 % mol nitrogen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR919113081A FR2682964B1 (fr) 1991-10-23 1991-10-23 Procede de deazotation d'un melange liquefie d'hydrocarbures consistant principalement en methane.

Publications (2)

Publication Number Publication Date
FR2682964A1 FR2682964A1 (fr) 1993-04-30
FR2682964B1 true FR2682964B1 (fr) 1994-08-05

Family

ID=9418229

Family Applications (1)

Application Number Title Priority Date Filing Date
FR919113081A Expired - Lifetime FR2682964B1 (fr) 1991-10-23 1991-10-23 Procede de deazotation d'un melange liquefie d'hydrocarbures consistant principalement en methane.

Country Status (15)

Country Link
US (1) US5421165A (fr)
EP (1) EP0572590B1 (fr)
JP (1) JP3234601B2 (fr)
AU (1) AU657816B2 (fr)
CA (1) CA2099003C (fr)
DE (1) DE69213437T2 (fr)
DZ (1) DZ1630A1 (fr)
ES (1) ES2093855T3 (fr)
FR (1) FR2682964B1 (fr)
GR (1) GR3021723T3 (fr)
MY (1) MY108223A (fr)
NO (1) NO180277C (fr)
NZ (1) NZ244874A (fr)
RU (1) RU2085815C1 (fr)
WO (1) WO1993008436A1 (fr)

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MY117066A (en) 1998-10-22 2004-04-30 Exxon Production Research Co Process for removing a volatile component from natural gas
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DE19914239A1 (de) * 1999-03-29 2000-10-05 Linde Ag Verfahren zum Betreiben eines Prozesses für die Verflüssigung einer Kohlenwasserstoff-reichen Fraktion
US6070429A (en) * 1999-03-30 2000-06-06 Phillips Petroleum Company Nitrogen rejection system for liquified natural gas
RU2283994C2 (ru) * 2000-10-02 2006-09-20 Элккорп Обработка газа, содержащего углеводороды
FR2818365B1 (fr) 2000-12-18 2003-02-07 Technip Cie Procede de refrigeration d'un gaz liquefie, gaz obtenus par ce procede, et installation mettant en oeuvre celui-ci
GB0111961D0 (en) 2001-05-16 2001-07-04 Boc Group Plc Nitrogen rejection method
GB0116960D0 (en) 2001-07-11 2001-09-05 Boc Group Plc Nitrogen rejection method and apparatus
GB0216537D0 (en) * 2002-07-16 2002-08-28 Boc Group Plc Nitrogen rejection method and apparatus
GB0220791D0 (en) * 2002-09-06 2002-10-16 Boc Group Plc Nitrogen rejection method and apparatus
WO2004076946A2 (fr) * 2003-02-25 2004-09-10 Ortloff Engineers, Ltd Traitement des hydrocarbures gazeux
US6978638B2 (en) * 2003-05-22 2005-12-27 Air Products And Chemicals, Inc. Nitrogen rejection from condensed natural gas
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WO2006031362A1 (fr) * 2004-09-14 2006-03-23 Exxonmobil Upstream Research Company Procede d'extraction de l'ethane a partir de gaz naturel liquefie
DE102005010053A1 (de) * 2005-03-04 2006-09-07 Linde Ag Helium-Gewinnung bei LNG-Anlagen
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NO932294D0 (no) 1993-06-22
NO932294L (no) 1993-08-23
GR3021723T3 (en) 1997-02-28
CA2099003C (fr) 2001-05-08
CA2099003A1 (fr) 1993-04-24
NO180277B (no) 1996-12-09
US5421165A (en) 1995-06-06
RU2085815C1 (ru) 1997-07-27
ES2093855T3 (es) 1997-01-01
AU2948192A (en) 1993-05-21
DE69213437D1 (de) 1996-10-10
AU657816B2 (en) 1995-03-23
WO1993008436A1 (fr) 1993-04-29
EP0572590B1 (fr) 1996-09-04
NO180277C (no) 1997-03-19
DZ1630A1 (fr) 2002-02-17
EP0572590A1 (fr) 1993-12-08
MY108223A (en) 1996-08-30
NZ244874A (en) 1995-03-28
FR2682964A1 (fr) 1993-04-30
EP0572590A4 (fr) 1993-09-17

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