BE864566A - PROCESS FOR SEPARATION OF HYDROFLUORIC ACID FROM GLYCOLIC ACID - Google Patents

PROCESS FOR SEPARATION OF HYDROFLUORIC ACID FROM GLYCOLIC ACID

Info

Publication number
BE864566A
BE864566A BE185677A BE185677A BE864566A BE 864566 A BE864566 A BE 864566A BE 185677 A BE185677 A BE 185677A BE 185677 A BE185677 A BE 185677A BE 864566 A BE864566 A BE 864566A
Authority
BE
Belgium
Prior art keywords
acid
separation
hydrofluoric acid
glycolic acid
glycolic
Prior art date
Application number
BE185677A
Other languages
French (fr)
Original Assignee
Chevron Res
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 Chevron Res filed Critical Chevron Res
Publication of BE864566A publication Critical patent/BE864566A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE185677A 1977-04-25 1978-03-03 PROCESS FOR SEPARATION OF HYDROFLUORIC ACID FROM GLYCOLIC ACID BE864566A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79022177A 1977-04-25 1977-04-25

Publications (1)

Publication Number Publication Date
BE864566A true BE864566A (en) 1978-07-03

Family

ID=25150005

Family Applications (1)

Application Number Title Priority Date Filing Date
BE185677A BE864566A (en) 1977-04-25 1978-03-03 PROCESS FOR SEPARATION OF HYDROFLUORIC ACID FROM GLYCOLIC ACID

Country Status (8)

Country Link
JP (1) JPS53132522A (en)
BE (1) BE864566A (en)
CA (1) CA1088564A (en)
DE (1) DE2817563A1 (en)
FR (1) FR2388786A1 (en)
GB (1) GB1583294A (en)
IT (1) IT1094716B (en)
NL (1) NL7804407A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016208A (en) * 1974-06-19 1977-04-05 Chevron Research Company Acid production
US3911003A (en) * 1974-06-19 1975-10-07 Chevron Res Process for the production of glycolic acid and oxydiacetic acid

Also Published As

Publication number Publication date
FR2388786B1 (en) 1982-12-03
IT7822507A0 (en) 1978-04-20
NL7804407A (en) 1978-10-27
JPS53132522A (en) 1978-11-18
GB1583294A (en) 1981-01-21
CA1088564A (en) 1980-10-28
JPS6213336B2 (en) 1987-03-25
DE2817563A1 (en) 1978-10-26
DE2817563C2 (en) 1987-08-06
FR2388786A1 (en) 1978-11-24
IT1094716B (en) 1985-08-02

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CHEVRON RESEARCH CY

Effective date: 19950331