BR9401556A - Processo para purificar uma corrente de gás compreendendo hélio e constituintes do ar, sistema de purificação de hélio, e método para pressurizar um vaso para testagem de integridade com gás compreendendo hélio e recuperar hélio para reutilização - Google Patents

Processo para purificar uma corrente de gás compreendendo hélio e constituintes do ar, sistema de purificação de hélio, e método para pressurizar um vaso para testagem de integridade com gás compreendendo hélio e recuperar hélio para reutilização

Info

Publication number
BR9401556A
BR9401556A BR9401556A BR9401556A BR9401556A BR 9401556 A BR9401556 A BR 9401556A BR 9401556 A BR9401556 A BR 9401556A BR 9401556 A BR9401556 A BR 9401556A BR 9401556 A BR9401556 A BR 9401556A
Authority
BR
Brazil
Prior art keywords
helium
gas
pressurizing
reuse
purifying
Prior art date
Application number
BR9401556A
Other languages
English (en)
Inventor
Thomas Robert Schulte
Carl Joseph Heim
Vladimir Thomas Gorjaczkowski
Salvatore Giglia
Original Assignee
Praxair Technology Inc
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 Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of BR9401556A publication Critical patent/BR9401556A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
    • 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
    • B01D53/22—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 diffusion
    • B01D53/225—Multiple stage diffusion
    • B01D53/226—Multiple stage diffusion in serial connexion
    • 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
    • B01D53/22—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 diffusion
    • B01D53/229—Integrated processes (Diffusion and at least one other process, e.g. adsorption, absorption)
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B23/00—Noble gases; Compounds thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Drying Of Gases (AREA)
BR9401556A 1993-04-21 1994-04-20 Processo para purificar uma corrente de gás compreendendo hélio e constituintes do ar, sistema de purificação de hélio, e método para pressurizar um vaso para testagem de integridade com gás compreendendo hélio e recuperar hélio para reutilização BR9401556A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/049,776 US5344480A (en) 1992-05-05 1993-04-21 Pressurizing with and recovering helium

Publications (1)

Publication Number Publication Date
BR9401556A true BR9401556A (pt) 1994-12-13

Family

ID=21961673

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9401556A BR9401556A (pt) 1993-04-21 1994-04-20 Processo para purificar uma corrente de gás compreendendo hélio e constituintes do ar, sistema de purificação de hélio, e método para pressurizar um vaso para testagem de integridade com gás compreendendo hélio e recuperar hélio para reutilização

Country Status (7)

Country Link
US (2) US5344480A (pt)
EP (1) EP0621070A3 (pt)
JP (1) JP2954829B2 (pt)
KR (1) KR0170454B1 (pt)
BR (1) BR9401556A (pt)
CA (1) CA2121743A1 (pt)
IL (1) IL109342A (pt)

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US5792239A (en) * 1994-10-21 1998-08-11 Nitrotec Corporation Separation of gases by pressure swing adsorption
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US5632803A (en) * 1994-10-21 1997-05-27 Nitrotec Corporation Enhanced helium recovery
FR2730790B1 (fr) * 1995-02-17 1997-05-23 Air Liquide Procede d'introduction d'un gaz de remplissage dans une enceinte et installation de mise en oeuvre
DE19627922A1 (de) * 1996-07-11 1998-01-15 Leybold Vakuum Gmbh Verfahren und Vorrichtung zur Rückgewinnung des bei der Heliumlecksuche verwendeten Heliums
US5906673A (en) * 1997-05-15 1999-05-25 Nitrotec Corporation Pressure swing system with auxiliary adsorbent bed
JP2001062240A (ja) * 1999-08-27 2001-03-13 Air Liquide Japan Ltd 混合ガスの濃度調整方法および濃度調整装置
FR2802114B1 (fr) * 1999-12-09 2002-06-28 Air Liquide Installation et procede de separation de gaz par permeation selective
AU7185900A (en) * 2000-01-14 2001-07-19 Boc Group, Inc., The Helium recovery process
FR2815399B1 (fr) * 2000-10-18 2003-01-03 Air Liquide Procede et installation de purification et recyclage de l'helium, et leur application a la fabrication de fibres optiques
US6530264B1 (en) 2000-11-16 2003-03-11 Autoliv Asp, Inc. Detection systems and methods
US7500383B2 (en) * 2001-07-13 2009-03-10 Structural Monitoring Systems, Ltd. Method and apparatus for monitoring the integrity of components and structures
US7294172B2 (en) * 2001-07-31 2007-11-13 Praxair Technology, Inc. Helium recovery
US6742384B2 (en) * 2002-07-02 2004-06-01 Carrier Corporation Trace gas management system for leak detection operations
DE10251486A1 (de) * 2002-11-05 2004-05-19 Linde Ag Verfahren und Vorrichtung zur Gaserückgewinnung
US6851316B2 (en) 2003-01-27 2005-02-08 The Boc Group, Inc. Apparatus and method for recovery and recycle of tracer gas from leak testing process with randomly varying demand
US20050217479A1 (en) * 2004-04-02 2005-10-06 Membrane Technology And Research, Inc. Helium recovery from gas streams
FR2873594B1 (fr) * 2004-07-28 2006-09-29 Air Liquide Installation de production d'oxygene de haute purete
US7361206B1 (en) * 2004-09-07 2008-04-22 United States Of America As Represented By The Secretary Of The Navy Apparatus and method for water vapor removal in an ion mobility spectrometer
KR100873375B1 (ko) * 2004-09-09 2008-12-10 조건환 폐헬륨가스의 정제 방법과 장치
FR2888516B1 (fr) * 2005-07-12 2007-09-14 Air Liquide Systeme de recyclage de gaz a haute performance thermique
US20080274065A1 (en) * 2006-05-09 2008-11-06 Richard Scott Robinson Oral Care Regimen
KR100845316B1 (ko) * 2006-09-01 2008-07-10 조건환 폐헬륨가스의 회수 및 재생 방법과 장치
JP2009200212A (ja) * 2008-02-21 2009-09-03 Keihin Corp プリント基板の放熱構造
CN103879978B (zh) * 2014-01-25 2016-01-20 安徽万瑞冷电科技有限公司 浮空器内废氦气在线回收纯化系统
CN108328588A (zh) * 2018-04-19 2018-07-27 合肥硕朗自动化科技有限公司 一种氦气在线回收提纯设备
CN111547691A (zh) * 2020-04-28 2020-08-18 大连海奥膜技术有限公司 一种氢含量高的bog气体提氦气的设备及其工艺
CN111715028B (zh) * 2020-06-24 2022-08-02 大连理工大学 一种产品多元化的氦气高收率分离提纯耦合工艺

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US4282743A (en) * 1979-09-18 1981-08-11 The United States Of America As Represented By The United States Department Of Energy Leak test fitting
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Also Published As

Publication number Publication date
IL109342A (en) 1998-01-04
EP0621070A3 (en) 1995-05-24
US5344480A (en) 1994-09-06
KR0170454B1 (ko) 1999-01-15
EP0621070A2 (en) 1994-10-26
IL109342A0 (en) 1994-07-31
CA2121743A1 (en) 1994-10-22
US5390533A (en) 1995-02-21
JPH06321514A (ja) 1994-11-22
JP2954829B2 (ja) 1999-09-27

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Legal Events

Date Code Title Description
EE Request for examination
EG Technical examination (opinion): publication of technical examination (opinion)
FC Decision: refusal