EP2665678A4 - Verfahren und vorrichtung zur erzeugung von ammoniaksynthesegas und reinem methan durch tieftemperaturzerlegung - Google Patents

Verfahren und vorrichtung zur erzeugung von ammoniaksynthesegas und reinem methan durch tieftemperaturzerlegung Download PDF

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Publication number
EP2665678A4
EP2665678A4 EP11856493.9A EP11856493A EP2665678A4 EP 2665678 A4 EP2665678 A4 EP 2665678A4 EP 11856493 A EP11856493 A EP 11856493A EP 2665678 A4 EP2665678 A4 EP 2665678A4
Authority
EP
European Patent Office
Prior art keywords
production
synthesis gas
ammonia synthesis
cryogenic separation
pure methane
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.)
Withdrawn
Application number
EP11856493.9A
Other languages
English (en)
French (fr)
Other versions
EP2665678A1 (de
Inventor
Jean-Marc Tsevery
Antoine Hernandez
Yuan-jun HU
Yanfang Liu
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.)
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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 Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Publication of EP2665678A1 publication Critical patent/EP2665678A1/de
Publication of EP2665678A4 publication Critical patent/EP2665678A4/de
Withdrawn legal-status Critical Current

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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
    • F25J3/08—Separating gaseous impurities from gases or gaseous mixtures or from liquefied gases or liquefied gaseous mixtures
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/09—Purification; Separation; Use of additives by fractional condensation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/506—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification at low temperatures
    • 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
    • F25J3/0223—H2/CO mixtures, i.e. synthesis gas; Water gas or shifted synthesis 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
    • F25J3/0276—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 H2/N2 mixtures, i.e. of ammonia synthesis 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
    • F25J2200/70—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
    • 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
    • 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
    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
    • F25J2205/30—Processes or apparatus using other separation and/or other processing means using a washing, e.g. "scrubbing" or bubble column for purification purposes
    • 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
    • F25J2210/00—Processes characterised by the type or other details of the feed stream
    • F25J2210/42—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
    • F25J2215/00—Processes characterised by the type or other details of the product stream
    • F25J2215/02—Mixing or blending of fluids to yield a certain product
    • 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
    • F25J2220/00—Processes or apparatus involving steps for the removal of impurities
    • F25J2220/02—Separating impurities in general from the feed stream
    • 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
    • F25J2260/00—Coupling of processes or apparatus to other units; Integrated schemes
    • F25J2260/02—Integration in an installation for exchanging heat, e.g. for waste heat recovery
    • 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
    • F25J2270/90—External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration
    • F25J2270/904—External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration by liquid or gaseous cryogen in an open loop

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Inorganic Chemistry (AREA)
  • Separation By Low-Temperature Treatments (AREA)
EP11856493.9A 2011-01-17 2011-01-17 Verfahren und vorrichtung zur erzeugung von ammoniaksynthesegas und reinem methan durch tieftemperaturzerlegung Withdrawn EP2665678A4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/070315 WO2012097497A1 (en) 2011-01-17 2011-01-17 Process and apparatus for production of ammonia synthesis gas and pure methane by cryogenic separation

Publications (2)

Publication Number Publication Date
EP2665678A1 EP2665678A1 (de) 2013-11-27
EP2665678A4 true EP2665678A4 (de) 2018-04-04

Family

ID=46515077

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11856493.9A Withdrawn EP2665678A4 (de) 2011-01-17 2011-01-17 Verfahren und vorrichtung zur erzeugung von ammoniaksynthesegas und reinem methan durch tieftemperaturzerlegung

Country Status (4)

Country Link
US (1) US20130298600A1 (de)
EP (1) EP2665678A4 (de)
CN (1) CN103328375B (de)
WO (1) WO2012097497A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2818447A1 (de) * 2013-06-26 2014-12-31 Ammonia Casale S.A. Verfahren zur Reinigung eines Synthesegases enthaltend Wasserstoff und Verunreinigungen
FR3013106A1 (fr) * 2013-11-13 2015-05-15 Air Liquide Procede de separation cryogenique pour la production d'un melange d'hydrogene et d'azote contenant une faible teneur en co et en ch4
CN103879963B (zh) * 2014-02-20 2015-09-09 康乃尔化学工业股份有限公司 合成氨优化生产的甲烷化装置
CN105066586B (zh) * 2015-09-14 2018-06-22 成都深冷液化设备股份有限公司 一种液氮洗制取合成氨原料气和lng的装置及其制取方法
DE102016013753A1 (de) * 2016-11-18 2018-05-24 Linde Aktiengesellschaft Verfahren und Vorrichtung zur Synthesegaszerlegung mittels Sauergaswäsche und kryogenem Trennprozess
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
FR3089429B1 (fr) * 2018-12-11 2021-06-18 Air Liquide Procédé et appareil de purification d’un gaz riche en d’hydrogène
CN111879062A (zh) * 2020-07-02 2020-11-03 杭州制氧机集团股份有限公司 一种带预冷的常温进料净化氨合成气液氮洗装置

Citations (6)

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Publication number Priority date Publication date Assignee Title
US3372555A (en) * 1963-08-21 1968-03-12 Linde Ag Process and apparatus for impurity removal from hydrogen-containing gases
FR2368435A1 (fr) * 1976-10-21 1978-05-19 Air Liquide Procede et installation de traitement de gaz lors d'une preparation de gaz destines a la synthese d'ammoniac
DE3532248A1 (de) * 1984-09-11 1986-03-20 AECI Ltd., Johannesburg, Transvaal Gasbehandlungsverfahren
CS265572B1 (cs) * 1987-08-31 1989-10-13 Vins Ludek Způsob dělení plynové směsi a zařízení k provádění tohoto způsobu
US5775128A (en) * 1997-05-02 1998-07-07 Praxair Technology, Inc. Process for producing ammonia and recovering argon using low purity oxygen
US20050076672A1 (en) * 2002-06-13 2005-04-14 William Davey Plant unit and method for decomposing and purifying synthesis gas

Family Cites Families (15)

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US2996458A (en) * 1957-04-02 1961-08-15 Texaco Inc Production of hydrogen-nitrogen mixtures
GB901580A (en) * 1960-07-04 1962-07-18 Texaco Development Corp Process for the recovery of argon in the production of ammonia synthesis gas
US3559417A (en) * 1967-10-12 1971-02-02 Mc Donnell Douglas Corp Separation of low boiling hydrocarbons and nitrogen by fractionation with product stream heat exchange
US3872025A (en) * 1969-10-31 1975-03-18 Bethlehem Steel Corp Production and utilization of synthesis gas
DE2814660A1 (de) * 1978-04-05 1979-10-11 Linde Ag Verfahren zur gewinnung von kohlenmonoxid und wasserstoff
US4217759A (en) * 1979-03-28 1980-08-19 Union Carbide Corporation Cryogenic process for separating synthesis gas
IN153160B (de) * 1979-07-12 1984-06-09 Petrocarbon Dev Ltd
IN160585B (de) * 1983-02-14 1987-07-18 Exxon Research Engineering Co
DE3815866A1 (de) * 1988-05-09 1989-11-23 Linde Ag Verfahren zur reinigung eines rohgases fuer die ammoniaksynthese mittels einer stickstoffwaesche
US5167125A (en) * 1991-04-08 1992-12-01 Air Products And Chemicals, Inc. Recovery of dissolved light gases from a liquid stream
FR2775276B1 (fr) * 1998-02-20 2002-05-24 Air Liquide Procede et installation de production de monoxyde de carbone et d'hydrogene
US7090816B2 (en) * 2003-07-17 2006-08-15 Kellogg Brown & Root Llc Low-delta P purifier for nitrogen, methane, and argon removal from syngas
US7871457B2 (en) * 2006-04-03 2011-01-18 Praxair Technology, Inc. Carbon dioxide production method
FR2926355A1 (fr) * 2008-01-10 2009-07-17 Air Liquide Colonne de separation d'un melange de monoxyde de carbone et d'azote par distillation cryogenique et appareil incorporant une telle colonne.
FR2930332A1 (fr) * 2008-04-18 2009-10-23 Air Liquide Procede et appareil de separation cryogenique d'un melange d'hydrogene et de monoxyde de carbone

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3372555A (en) * 1963-08-21 1968-03-12 Linde Ag Process and apparatus for impurity removal from hydrogen-containing gases
FR2368435A1 (fr) * 1976-10-21 1978-05-19 Air Liquide Procede et installation de traitement de gaz lors d'une preparation de gaz destines a la synthese d'ammoniac
DE3532248A1 (de) * 1984-09-11 1986-03-20 AECI Ltd., Johannesburg, Transvaal Gasbehandlungsverfahren
CS265572B1 (cs) * 1987-08-31 1989-10-13 Vins Ludek Způsob dělení plynové směsi a zařízení k provádění tohoto způsobu
US5775128A (en) * 1997-05-02 1998-07-07 Praxair Technology, Inc. Process for producing ammonia and recovering argon using low purity oxygen
US20050076672A1 (en) * 2002-06-13 2005-04-14 William Davey Plant unit and method for decomposing and purifying synthesis gas

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ARREGGER J E: "Production and purification of argon", CHEMICAL & PROCESS ENGINEERING, MORGAN-GRAMPIAN, US, vol. October, 1 October 1964 (1964-10-01), pages 549 - 554, XP009122893, ISSN: 0953-2269 *
CHEMICAL ABSTRACTS, 25 March 1991 (1991-03-25), XP000187106, ISSN: 0009-2258 *
See also references of WO2012097497A1 *

Also Published As

Publication number Publication date
CN103328375A (zh) 2013-09-25
WO2012097497A1 (en) 2012-07-26
US20130298600A1 (en) 2013-11-14
CN103328375B (zh) 2016-02-10
EP2665678A1 (de) 2013-11-27

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