DE68905398T2 - METHOD FOR SEPARATING HF BY PHASE SEPARATION AND DISTILLING. - Google Patents

METHOD FOR SEPARATING HF BY PHASE SEPARATION AND DISTILLING.

Info

Publication number
DE68905398T2
DE68905398T2 DE8989307747T DE68905398T DE68905398T2 DE 68905398 T2 DE68905398 T2 DE 68905398T2 DE 8989307747 T DE8989307747 T DE 8989307747T DE 68905398 T DE68905398 T DE 68905398T DE 68905398 T2 DE68905398 T2 DE 68905398T2
Authority
DE
Germany
Prior art keywords
distilling
separating
phase separation
separation
phase
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.)
Expired - Lifetime
Application number
DE8989307747T
Other languages
German (de)
Other versions
DE68905398D1 (en
Inventor
Leo Ernest Manzer
Velliyur Nott Mallikarjuna Rao
Richard T Rockwell
Michael Andrew Sisk
Edwin James Warwas
Roy Winteringham
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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
Priority claimed from US07/226,736 external-priority patent/US4911792A/en
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE68905398D1 publication Critical patent/DE68905398D1/en
Application granted granted Critical
Publication of DE68905398T2 publication Critical patent/DE68905398T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
DE8989307747T 1988-08-01 1989-07-31 METHOD FOR SEPARATING HF BY PHASE SEPARATION AND DISTILLING. Expired - Lifetime DE68905398T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/226,736 US4911792A (en) 1988-08-01 1988-08-01 Process for the separation of HF via phase separation and distillation

Publications (2)

Publication Number Publication Date
DE68905398D1 DE68905398D1 (en) 1993-04-22
DE68905398T2 true DE68905398T2 (en) 1993-09-09

Family

ID=22850188

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989307747T Expired - Lifetime DE68905398T2 (en) 1988-08-01 1989-07-31 METHOD FOR SEPARATING HF BY PHASE SEPARATION AND DISTILLING.

Country Status (7)

Country Link
KR (1) KR900003058A (en)
CN (1) CN1019008B (en)
AR (1) AR245089A1 (en)
AT (1) ATE86958T1 (en)
BR (1) BR8903820A (en)
DE (1) DE68905398T2 (en)
ZA (1) ZA895864B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1044568C (en) * 1994-02-17 1999-08-11 天津大学 Distillation method for thermal sensitive material with simultaneous prodn. of light and heavy impurities
US7329786B2 (en) * 2001-09-28 2008-02-12 Great Lakes Chemical Corporation Processes for producing CF3CFHCF3
CN100383053C (en) * 2004-08-11 2008-04-23 巨化集团公司 Method for recovering and making antimony oxide from antimony pentachloride solution
JP5867597B2 (en) * 2011-09-15 2016-02-24 ダイキン工業株式会社 Method for purifying chlorinated hydrocarbons
CN108975274B (en) * 2018-10-17 2019-12-27 杨松 Preparation electronic level hydrogen fluoride oxidation reaction unit

Also Published As

Publication number Publication date
DE68905398D1 (en) 1993-04-22
ATE86958T1 (en) 1993-04-15
CN1040358A (en) 1990-03-14
KR900003058A (en) 1990-03-23
CN1019008B (en) 1992-11-11
ZA895864B (en) 1991-04-24
AR245089A1 (en) 1993-12-30
BR8903820A (en) 1990-03-20

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings