ATE86958T1 - PROCESS FOR SEPARATION OF HF BY PHASE SEPARATION AND DISTILLATION. - Google Patents

PROCESS FOR SEPARATION OF HF BY PHASE SEPARATION AND DISTILLATION.

Info

Publication number
ATE86958T1
ATE86958T1 AT89307747T AT89307747T ATE86958T1 AT E86958 T1 ATE86958 T1 AT E86958T1 AT 89307747 T AT89307747 T AT 89307747T AT 89307747 T AT89307747 T AT 89307747T AT E86958 T1 ATE86958 T1 AT E86958T1
Authority
AT
Austria
Prior art keywords
separation
distillation
phase
phase separation
Prior art date
Application number
AT89307747T
Other languages
German (de)
Inventor
Leo Ernest Manzer
Velliyur Nott Mallikarjuna Rao
Richard T Rockwell
Michael Andrew Sisk
Edwin James Warwas
Roy Winteringham
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of ATE86958T1 publication Critical patent/ATE86958T1/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
AT89307747T 1988-08-01 1989-07-31 PROCESS FOR SEPARATION OF HF BY PHASE SEPARATION AND DISTILLATION. ATE86958T1 (en)

Applications Claiming Priority (2)

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
EP89307747A EP0353970B1 (en) 1988-08-01 1989-07-31 Process for the separation of hf via phase separation and distillation

Publications (1)

Publication Number Publication Date
ATE86958T1 true ATE86958T1 (en) 1993-04-15

Family

ID=22850188

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89307747T ATE86958T1 (en) 1988-08-01 1989-07-31 PROCESS FOR SEPARATION OF HF BY PHASE SEPARATION AND DISTILLATION.

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
WO2013039260A2 (en) * 2011-09-15 2013-03-21 Daikin Industries, Ltd. Method for purifying chlorinated hydrocarbon
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
AR245089A1 (en) 1993-12-30
KR900003058A (en) 1990-03-23
BR8903820A (en) 1990-03-20
DE68905398T2 (en) 1993-09-09
ZA895864B (en) 1991-04-24
DE68905398D1 (en) 1993-04-22
CN1019008B (en) 1992-11-11
CN1040358A (en) 1990-03-14

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties