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HK1012850A1 - Process for purifying sulphur hexafluoride - Google Patents

Process for purifying sulphur hexafluoride

Info

Publication number
HK1012850A1
HK1012850A1 HK98114156A HK98114156A HK1012850A1 HK 1012850 A1 HK1012850 A1 HK 1012850A1 HK 98114156 A HK98114156 A HK 98114156A HK 98114156 A HK98114156 A HK 98114156A HK 1012850 A1 HK1012850 A1 HK 1012850A1
Authority
HK
Hong Kong
Prior art keywords
sulphur hexafluoride
purifying sulphur
purifying
hexafluoride
sulphur
Prior art date
Application number
HK98114156A
Inventor
Hiromoto Ohno
Tetsuo Nakajo
Toshio Ohi
Kuniomi Marumo
Original Assignee
Showa Denko Kk
Hitachi Eng Co Ltd
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 Showa Denko Kk, Hitachi Eng Co Ltd filed Critical Showa Denko Kk
Publication of HK1012850A1 publication Critical patent/HK1012850A1/en

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/45—Compounds containing sulfur and halogen, with or without oxygen
    • C01B17/4507—Compounds containing sulfur and halogen, with or without oxygen containing sulfur and halogen only
    • C01B17/4515—Compounds containing sulfur and halogen, with or without oxygen containing sulfur and halogen only containing sulfur and fluorine only
    • C01B17/453—Sulfur hexafluoride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/30—Sulfur compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • 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
    • Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treating Waste Gases (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Carbon And Carbon Compounds (AREA)
HK98114156A 1997-04-25 1998-12-21 Process for purifying sulphur hexafluoride HK1012850A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10986697A JP3882018B2 (en) 1997-04-25 1997-04-25 Method for purifying sulfur hexafluoride

Publications (1)

Publication Number Publication Date
HK1012850A1 true HK1012850A1 (en) 1999-08-13

Family

ID=14521192

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98114156A HK1012850A1 (en) 1997-04-25 1998-12-21 Process for purifying sulphur hexafluoride

Country Status (6)

Country Link
JP (1) JP3882018B2 (en)
KR (1) KR100529748B1 (en)
DE (1) DE19818435A1 (en)
GB (1) GB2324482B (en)
HK (1) HK1012850A1 (en)
TW (1) TW375531B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3882018B2 (en) * 1997-04-25 2007-02-14 昭和電工株式会社 Method for purifying sulfur hexafluoride
DE10223336B4 (en) * 2002-05-25 2006-07-20 Fred Stemmer Gmbh Recycling Process for the neutralization of decomposition products formed in plants containing sulfur hexafluoride (SF6)
GB2414701A (en) 2004-06-05 2005-12-07 Black & Decker Inc Rotary spindle for a power tool
WO2006037458A1 (en) * 2004-10-01 2006-04-13 Merck Patent Gmbh Electronic devices containing organic semi-conductors
EP2208522A4 (en) 2007-10-12 2011-03-30 Taiyo Nippon Sanso Corp PROCESS FOR PURIFYING GAS
FR2992871B1 (en) * 2012-07-05 2015-02-20 Dehon S A PURIFICATION DEVICE AND METHOD FOR REGENERATING SF6
CN105727686B (en) * 2016-03-25 2017-12-08 张玲 A kind of method for adsorbing purification sulfur hexafluoride
CN113155913B (en) * 2021-04-21 2022-07-08 浙江大学 Gas sensor for detecting sulfur hexafluoride decomposition products and preparation method thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1212945B (en) * 1964-07-07 1966-03-24 Kali Chemie Ag Process for the removal of sulfuryl fluoride from gas mixtures containing sulfur hexafluoride
US4652438A (en) * 1985-11-18 1987-03-24 Gte Laboratories Incorporated Chemical vapor purification of fluorides
US4959101A (en) * 1987-06-29 1990-09-25 Aga Ab Process for degassing aluminum melts with sulfur hexafluoride
US5252259A (en) * 1991-04-22 1993-10-12 Hercules Incorporated Purification of sulfur hexafluoride
US5536302A (en) * 1994-03-23 1996-07-16 Air Products And Chemicals, Inc. Adsorbent for removal of trace oxygen from inert gases
JP3882018B2 (en) * 1997-04-25 2007-02-14 昭和電工株式会社 Method for purifying sulfur hexafluoride

Also Published As

Publication number Publication date
GB2324482B (en) 2001-07-04
KR19980081619A (en) 1998-11-25
GB2324482A (en) 1998-10-28
KR100529748B1 (en) 2006-03-06
DE19818435A1 (en) 1998-10-29
TW375531B (en) 1999-12-01
JPH10297910A (en) 1998-11-10
JP3882018B2 (en) 2007-02-14
GB9808849D0 (en) 1998-06-24

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20100424