ZA915939B - Process for helium purification - Google Patents

Process for helium purification

Info

Publication number
ZA915939B
ZA915939B ZA915939A ZA915939A ZA915939B ZA 915939 B ZA915939 B ZA 915939B ZA 915939 A ZA915939 A ZA 915939A ZA 915939 A ZA915939 A ZA 915939A ZA 915939 B ZA915939 B ZA 915939B
Authority
ZA
South Africa
Prior art keywords
helium purification
helium
purification
Prior art date
Application number
ZA915939A
Inventor
Ramachandran Krishnamurthy
Krishnamurthy Ramachandran
Satish S Tamhankar
S Tamhankar Satish
Walter H Whitlock
H Whitlock Walter
Original Assignee
Boc Group 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 Boc Group Inc filed Critical Boc Group Inc
Publication of ZA915939B publication Critical patent/ZA915939B/en

Links

Classifications

    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
ZA915939A 1990-08-23 1991-07-29 Process for helium purification ZA915939B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57274190A 1990-08-23 1990-08-23

Publications (1)

Publication Number Publication Date
ZA915939B true ZA915939B (en) 1992-06-24

Family

ID=24289163

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA915939A ZA915939B (en) 1990-08-23 1991-07-29 Process for helium purification

Country Status (6)

Country Link
JP (1) JPH04250815A (en)
KR (1) KR940004626B1 (en)
CA (1) CA2048263A1 (en)
DE (1) DE4125538C2 (en)
PL (1) PL168674B1 (en)
ZA (1) ZA915939B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19927773A1 (en) * 1999-06-17 2000-12-21 Otten Ernst Wilhelm Recovering small amounts of noble gases, especially helium-3, useful for tomographic imaging of the lung, involves adsorption of other components on molecular sieve
DE10007440A1 (en) * 2000-02-18 2001-08-23 Linde Ag Recovering a helium pure fraction from a stream containing at least methane, nitrogen and helium comprises using two-stage purifying process
JP3934885B2 (en) 2000-09-27 2007-06-20 昭和電工株式会社 Surplus anesthetic gas treatment device
DE102009036289A1 (en) * 2009-08-06 2011-02-10 Uhde Gmbh Process and plant for sulfuric acid production
JP5748272B2 (en) * 2010-07-07 2015-07-15 住友精化株式会社 Helium gas purification method and purification apparatus
US10765995B2 (en) * 2017-06-08 2020-09-08 Saudi Arabian Oil Company Helium recovery from gaseous streams
CN108394878B (en) * 2018-04-09 2019-03-05 西安保埃罗环保科技有限公司 A kind of hydrogeneous helium tail gas purification Helium process
CN111603932A (en) * 2020-06-17 2020-09-01 布劳恩惰性气体系统有限公司 Purification system for self-supplied regenerated gas and control method
CN114797998B (en) * 2022-04-13 2023-12-29 成都达奇科技股份有限公司 Catalyst washing and regenerating method for catalytic flue gas desulfurization device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4713224A (en) * 1986-03-31 1987-12-15 The Boc Group, Inc. One-step process for purifying an inert gas
DE3716899C1 (en) * 1987-05-20 1988-08-04 Bergwerksverband Gmbh Method and device for extracting helium
DE3716898A1 (en) * 1987-05-20 1988-12-15 Bergwerksverband Gmbh METHOD AND DEVICE FOR HELIUM ENHANCEMENT

Also Published As

Publication number Publication date
PL291486A1 (en) 1992-03-09
JPH04250815A (en) 1992-09-07
KR940004626B1 (en) 1994-05-27
PL168674B1 (en) 1996-03-29
DE4125538C2 (en) 1998-03-19
KR920004276A (en) 1992-03-27
DE4125538A1 (en) 1992-02-27
CA2048263A1 (en) 1992-02-24

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