EP0241817A3 - Process and apparatus for the production of nitrogen - Google Patents

Process and apparatus for the production of nitrogen Download PDF

Info

Publication number
EP0241817A3
EP0241817A3 EP87104899A EP87104899A EP0241817A3 EP 0241817 A3 EP0241817 A3 EP 0241817A3 EP 87104899 A EP87104899 A EP 87104899A EP 87104899 A EP87104899 A EP 87104899A EP 0241817 A3 EP0241817 A3 EP 0241817A3
Authority
EP
European Patent Office
Prior art keywords
nitrogen
production
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.)
Granted
Application number
EP87104899A
Other languages
German (de)
Other versions
EP0241817A2 (en
EP0241817B1 (en
Inventor
Karl-Heinz Dipl.-Ing. Schweigert
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.)
Linde GmbH
Original Assignee
Linde GmbH
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 Linde GmbH filed Critical Linde GmbH
Publication of EP0241817A2 publication Critical patent/EP0241817A2/en
Publication of EP0241817A3 publication Critical patent/EP0241817A3/en
Application granted granted Critical
Publication of EP0241817B1 publication Critical patent/EP0241817B1/en
Expired 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
    • F25J3/04—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 for air
    • F25J3/044—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 for air using a single pressure main column system only
    • 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
    • F25J3/04—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 for air
    • F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
    • F25J3/04284—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams
    • F25J3/0429—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams of feed air, e.g. used as waste or product air or expanded into an auxiliary column
    • F25J3/04296—Claude expansion, i.e. expanded into the main or high pressure 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
    • F25J2200/50—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
    • F25J2200/72—Refluxing the column with at least a part of the totally condensed overhead gas
    • 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
    • Y10S62/939—Partial feed stream expansion, air

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Treating Waste Gases (AREA)
EP87104899A 1986-04-02 1987-04-02 Process and apparatus for the production of nitrogen Expired EP0241817B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863610973 DE3610973A1 (en) 1986-04-02 1986-04-02 METHOD AND DEVICE FOR PRODUCING NITROGEN
DE3610973 1986-04-02

Publications (3)

Publication Number Publication Date
EP0241817A2 EP0241817A2 (en) 1987-10-21
EP0241817A3 true EP0241817A3 (en) 1987-11-19
EP0241817B1 EP0241817B1 (en) 1989-11-02

Family

ID=6297715

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87104899A Expired EP0241817B1 (en) 1986-04-02 1987-04-02 Process and apparatus for the production of nitrogen

Country Status (4)

Country Link
US (1) US5037462A (en)
EP (1) EP0241817B1 (en)
DE (2) DE3610973A1 (en)
NO (1) NO167064C (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0269342B1 (en) * 1986-11-24 1991-06-12 The BOC Group plc Air separation
GB2198513B (en) * 1986-11-24 1990-09-19 Boc Group Plc Air separation
JP2755953B2 (en) * 1988-05-19 1998-05-25 テイサン株式会社 Nitrogen gas production method
DE4017410A1 (en) * 1989-06-02 1990-12-06 Hitachi Ltd METHOD AND DEVICE FOR PRODUCING EXTREMELY PURE NITROGEN
US4966002A (en) * 1989-08-11 1990-10-30 The Boc Group, Inc. Process and apparatus for producing nitrogen from air
US5074898A (en) * 1990-04-03 1991-12-24 Union Carbide Industrial Gases Technology Corporation Cryogenic air separation method for the production of oxygen and medium pressure nitrogen
US5123946A (en) * 1990-08-22 1992-06-23 Liquid Air Engineering Corporation Cryogenic nitrogen generator with bottom reboiler and nitrogen expander
JP2909678B2 (en) * 1991-03-11 1999-06-23 レール・リキード・ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード Method and apparatus for producing gaseous oxygen under pressure
JP3306517B2 (en) * 1992-05-08 2002-07-24 日本酸素株式会社 Air liquefaction separation apparatus and method
FR2692664A1 (en) * 1992-06-23 1993-12-24 Lair Liquide Process and installation for producing gaseous oxygen under pressure.
FR2700205B1 (en) * 1993-01-05 1995-02-10 Air Liquide Method and installation for producing at least one gaseous product under pressure and at least one liquid by air distillation.
US5365741A (en) * 1993-05-13 1994-11-22 Praxair Technology, Inc. Cryogenic rectification system with liquid oxygen boiler
US5385024A (en) * 1993-09-29 1995-01-31 Praxair Technology, Inc. Cryogenic rectification system with improved recovery
US5697229A (en) * 1996-08-07 1997-12-16 Air Products And Chemicals, Inc. Process to produce nitrogen using a double column plus an auxiliary low pressure separation zone
US5682762A (en) * 1996-10-01 1997-11-04 Air Products And Chemicals, Inc. Process to produce high pressure nitrogen using a high pressure column and one or more lower pressure columns
FR2767317B1 (en) * 1997-08-14 1999-09-10 Air Liquide PROCESS FOR CONVERTING A FLOW CONTAINING HYDROCARBONS BY PARTIAL OXIDATION
DE19908451A1 (en) * 1999-02-26 2000-08-31 Linde Tech Gase Gmbh A low temperature air fractionating system uses a rectification unit comprising pressure and low pressure columns and a nitrogen fraction recycle to the system air feed inlet, to provide bulk nitrogen

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3620032A (en) * 1968-05-16 1971-11-16 Air Liquide Method for producing high-purity oxygen from commercially pure oxygen feed-stream
DE2854508A1 (en) * 1978-12-16 1980-06-19 Linde Ag Low temp. gas mixt. sepn. process - uses only additionally compressed gas stream in expansion machine
DE3035844A1 (en) * 1980-09-23 1982-05-06 Linde Ag, 6200 Wiesbaden Medium-purity oxygen prodn. - uses part of nitrogen current to counter cooling losses and heats remainder

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB985068A (en) * 1960-04-11 1965-03-03 British Oxygen Co Ltd Separation of air
DE1117616B (en) * 1960-10-14 1961-11-23 Linde Eismasch Ag Method and device for obtaining particularly pure decomposition products in cryogenic gas separation plants
FR2060184B1 (en) * 1969-09-10 1973-11-16 Air Liquide
GB1576910A (en) * 1978-05-12 1980-10-15 Air Prod & Chem Process and apparatus for producing gaseous nitrogen
US4401188A (en) * 1981-04-06 1983-08-30 C. L. Frost & Son, Inc. Chain spraying apparatus
JPS58198677A (en) * 1982-05-14 1983-11-18 株式会社日立製作所 Method and device for separating air
US4566887A (en) * 1982-09-15 1986-01-28 Costain Petrocarbon Limited Production of pure nitrogen
DE3486017T3 (en) * 1983-03-08 1999-03-04 Daido Oxygen Very pure nitrogen gas generator.
US4594085A (en) * 1984-11-15 1986-06-10 Union Carbide Corporation Hybrid nitrogen generator with auxiliary reboiler drive

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3620032A (en) * 1968-05-16 1971-11-16 Air Liquide Method for producing high-purity oxygen from commercially pure oxygen feed-stream
DE2854508A1 (en) * 1978-12-16 1980-06-19 Linde Ag Low temp. gas mixt. sepn. process - uses only additionally compressed gas stream in expansion machine
DE3035844A1 (en) * 1980-09-23 1982-05-06 Linde Ag, 6200 Wiesbaden Medium-purity oxygen prodn. - uses part of nitrogen current to counter cooling losses and heats remainder

Also Published As

Publication number Publication date
NO871365D0 (en) 1987-04-01
NO167064C (en) 1991-09-25
DE3610973A1 (en) 1987-10-08
EP0241817A2 (en) 1987-10-21
EP0241817B1 (en) 1989-11-02
DE3760920D1 (en) 1989-12-07
US5037462A (en) 1991-08-06
NO871365L (en) 1987-10-05
NO167064B (en) 1991-06-17

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