FR814838A - Procédé de distillation sous différentes pressions - Google Patents

Procédé de distillation sous différentes pressions

Info

Publication number
FR814838A
FR814838A FR814838DA FR814838A FR 814838 A FR814838 A FR 814838A FR 814838D A FR814838D A FR 814838DA FR 814838 A FR814838 A FR 814838A
Authority
FR
France
Prior art keywords
under different
process under
different pressures
distillation process
distillation
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
Application number
Other languages
English (en)
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
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of FR814838A publication Critical patent/FR814838A/fr
Expired legal-status Critical Current

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
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B35/00—Boron; Compounds thereof
    • C01B35/06—Boron halogen compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
FR814838D 1935-12-13 1936-12-12 Procédé de distillation sous différentes pressions Expired FR814838A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US814838XA 1935-12-13 1935-12-13

Publications (1)

Publication Number Publication Date
FR814838A true FR814838A (fr) 1937-06-30

Family

ID=22164465

Family Applications (1)

Application Number Title Priority Date Filing Date
FR814838D Expired FR814838A (fr) 1935-12-13 1936-12-12 Procédé de distillation sous différentes pressions

Country Status (1)

Country Link
FR (1) FR814838A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2532303A1 (fr) * 1982-09-01 1984-03-02 Ugine Kuhlmann Procede de decomposition d'un complexe d'acide ortho-benzoyl-benzoique, de fluorure d'hydrogene et de trifluorure de bore

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2532303A1 (fr) * 1982-09-01 1984-03-02 Ugine Kuhlmann Procede de decomposition d'un complexe d'acide ortho-benzoyl-benzoique, de fluorure d'hydrogene et de trifluorure de bore
EP0102297A2 (fr) * 1982-09-01 1984-03-07 Elf Atochem S.A. Procédé de décomposition d'un complexe d'acide ortho-benzoyl-benzoique, de fluorure d'hydrogène et de trifluorure de bore
EP0102297A3 (en) * 1982-09-01 1984-04-11 Atochem Process for the decomposition of a complex of ortho-benzoyl-benzoic acid, hydrofluoric acid and boron trifluoride
US4496760A (en) * 1982-09-01 1985-01-29 Pcuk Produits Chimiques Ugine Kuhlmann Process of decomposition of a complex of ortho-benzoyl benzoic acid, hydrogen fluoride and boron trifluoride

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