BR9103131A - Sistema e processo aperfeicoados de controle com membrana/desoxo - Google Patents

Sistema e processo aperfeicoados de controle com membrana/desoxo

Info

Publication number
BR9103131A
BR9103131A BR919103131A BR9103131A BR9103131A BR 9103131 A BR9103131 A BR 9103131A BR 919103131 A BR919103131 A BR 919103131A BR 9103131 A BR9103131 A BR 9103131A BR 9103131 A BR9103131 A BR 9103131A
Authority
BR
Brazil
Prior art keywords
dexo
membrane
control system
perfect control
perfect
Prior art date
Application number
BR919103131A
Other languages
English (en)
Inventor
Herbert Raymond Schaub
Original Assignee
Union Carbide Ind Gases Tech
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 Union Carbide Ind Gases Tech filed Critical Union Carbide Ind Gases Tech
Publication of BR9103131A publication Critical patent/BR9103131A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/04—Purification or separation of nitrogen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/04—Purification or separation of nitrogen
    • C01B21/0405—Purification or separation processes
    • C01B21/0411—Chemical processing only
    • C01B21/0422—Chemical processing only by reduction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2210/00—Purification or separation of specific gases
    • C01B2210/0043—Impurity removed
    • C01B2210/0045—Oxygen
    • 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
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/05—Automatic, including computer, control

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Separation Of Gases By Adsorption (AREA)
BR919103131A 1990-07-23 1991-07-22 Sistema e processo aperfeicoados de controle com membrana/desoxo BR9103131A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/556,835 US5077029A (en) 1990-07-23 1990-07-23 Membrane/deoxo control method and system

Publications (1)

Publication Number Publication Date
BR9103131A true BR9103131A (pt) 1992-02-11

Family

ID=24223047

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919103131A BR9103131A (pt) 1990-07-23 1991-07-22 Sistema e processo aperfeicoados de controle com membrana/desoxo

Country Status (9)

Country Link
US (1) US5077029A (pt)
EP (1) EP0471213B1 (pt)
JP (1) JPH0787887B2 (pt)
KR (1) KR960002619B1 (pt)
CN (1) CN1031126C (pt)
BR (1) BR9103131A (pt)
CA (1) CA2047518A1 (pt)
DE (1) DE69117613T2 (pt)
MX (1) MX9100330A (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2838623B2 (ja) * 1992-08-06 1998-12-16 日本エア・リキード株式会社 超高純度窒素製造方法及びその装置
US5318759A (en) * 1992-10-21 1994-06-07 Praxair Technology, Inc. Membrane/PSA-deoxo process for nitrogen production
US5348592A (en) * 1993-02-01 1994-09-20 Air Products And Chemicals, Inc. Method of producing nitrogen-hydrogen atmospheres for metals processing
US5480682A (en) * 1993-05-21 1996-01-02 Air Products And Chemicals, Inc. Non-cryogenically generated nitrogen atmosphere for radiation curing
US5425801A (en) * 1993-12-21 1995-06-20 Praxair Technology, Inc. Membrane nitrogen with temperature tracking
US5700310A (en) 1995-12-29 1997-12-23 Mg Generon, Inc. Removal of oil from compressed gas with macroporous polymeric adsorbent
US5989312A (en) * 1996-12-31 1999-11-23 Praxair Technology, Inc. Membrane control system and process
US6168774B1 (en) * 1997-08-07 2001-01-02 Praxair Technology, Inc. Compact deoxo system
FR2785062B1 (fr) 1998-10-26 2003-12-12 Air Liquide Installation et procede de production comportant plusieurs etapes de traitement
CN1281295C (zh) * 2001-07-31 2006-10-25 普莱克斯技术有限公司 氦气回收用控制系统
US7468173B2 (en) * 2004-02-25 2008-12-23 Sunstone Corporation Method for producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenance
CN101700878B (zh) * 2009-09-09 2012-05-09 张文波 一种氮气纯化方法
CN102502513B (zh) * 2011-11-07 2013-03-27 上海奕材环保科技有限公司 一种为炉窑富氧助燃提供稳定流量和纯度的氧化剂的方法
CN110240128B (zh) * 2019-05-28 2021-05-11 苏州海宇分离技术有限公司 一种氮气自动加氢纯化装置
DE102021127636A1 (de) 2021-10-25 2023-04-27 AIRCO Systems GmbH Verfahren zur vor Ort Herstellung von höchst reinem Stickstoff und dessen Verwendung, insbesondere für Laserschneidanwendungen
CN114779865B (zh) * 2022-06-22 2022-09-13 深圳市华图测控系统有限公司 一种低氧气调系统的控制方法以及低氧气调系统

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826480A (en) * 1953-02-12 1958-03-11 British Oxygen Co Ltd Removal of oxygen or hydrogen from gases
US3339341A (en) * 1965-12-22 1967-09-05 Du Pont Fluid separation process and apparatus
US4238204A (en) * 1979-06-18 1980-12-09 Monsanto Company Selective adsorption process
US4387422A (en) * 1980-06-03 1983-06-07 Steutermann Edward M Control system process controller
US4367135A (en) * 1981-03-12 1983-01-04 Monsanto Company Processes
US4543637A (en) * 1982-07-16 1985-09-24 Phillips Petroleum Company Generation of a set point for process control
DE3401197A1 (de) * 1984-01-14 1985-07-18 Basf Ag, 6700 Ludwigshafen Verfahren zur katalytischen feinreinigung von inertgasen
US4595405A (en) * 1984-12-21 1986-06-17 Air Products And Chemicals, Inc. Process for the generation of gaseous and/or liquid nitrogen
US4654063A (en) * 1984-12-21 1987-03-31 Air Products And Chemicals, Inc. Process for recovering hydrogen from a multi-component gas stream
US4645516A (en) * 1985-05-24 1987-02-24 Union Carbide Corporation Enhanced gas separation process
US4654047A (en) * 1985-08-23 1987-03-31 Air Products And Chemicals, Inc. Hybrid membrane/cryogenic process for hydrogen purification
US4701187A (en) * 1986-11-03 1987-10-20 Air Products And Chemicals, Inc. Process for separating components of a gas stream
US4960579A (en) * 1988-04-01 1990-10-02 Union Carbide Corporation Membrane process and system for nitrogen production
JPH01286907A (ja) * 1988-05-12 1989-11-17 Hitachi Ltd 不活性ガス中の残留酸素ガス除去装置
FR2639251A1 (fr) * 1988-11-24 1990-05-25 Air Liquide Procede d'elaboration d'une atmosphere de traitement thermique par separation d'air par adsorption et sechage
FR2640159B1 (fr) * 1988-12-09 1992-04-24 Commissariat Energie Atomique Procede et dispositif de purification d'un gaz neutre contenant a titre d'impuretes de l'oxygene et/ou de l'hydrogene

Also Published As

Publication number Publication date
JPH0787887B2 (ja) 1995-09-27
US5077029A (en) 1991-12-31
CN1059130A (zh) 1992-03-04
EP0471213A3 (en) 1992-03-25
DE69117613D1 (de) 1996-04-11
EP0471213B1 (en) 1996-03-06
EP0471213A2 (en) 1992-02-19
CA2047518A1 (en) 1992-01-24
KR960002619B1 (ko) 1996-02-24
CN1031126C (zh) 1996-02-28
DE69117613T2 (de) 1996-10-02
JPH04227019A (ja) 1992-08-17
MX9100330A (es) 1992-02-28
KR920002465A (ko) 1992-02-28

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 22/07/2011

B15K Others concerning applications: alteration of classification

Ipc: C01B 21/04 (2006.01)