FR928251A - Procédé de résolution de mélanges azéotropiques - Google Patents

Procédé de résolution de mélanges azéotropiques

Info

Publication number
FR928251A
FR928251A FR928251DA FR928251A FR 928251 A FR928251 A FR 928251A FR 928251D A FR928251D A FR 928251DA FR 928251 A FR928251 A FR 928251A
Authority
FR
France
Prior art keywords
solving
azeotropic mixtures
azeotropic
mixtures
solving azeotropic
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.)
Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue
Original Assignee
Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue
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 Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue filed Critical Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue
Application granted granted Critical
Publication of FR928251A publication Critical patent/FR928251A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/80—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • 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
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/36—Azeotropic distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR928251D 1942-02-19 1942-02-19 Procédé de résolution de mélanges azéotropiques Expired FR928251A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR928251T 1942-02-19

Publications (1)

Publication Number Publication Date
FR928251A true FR928251A (fr) 1947-11-24

Family

ID=9441641

Family Applications (1)

Application Number Title Priority Date Filing Date
FR928251D Expired FR928251A (fr) 1942-02-19 1942-02-19 Procédé de résolution de mélanges azéotropiques

Country Status (3)

Country Link
US (1) US2461048A (fr)
FR (1) FR928251A (fr)
GB (1) GB590767A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2756199A (en) * 1952-02-28 1956-07-24 Merchants Distilling Corp Purification of alcohol
GB984725A (en) * 1962-07-21 1965-03-03 Electro Chimie Metal Improvements in or relating to the purification of acrylonitrile
US4454359A (en) * 1982-06-21 1984-06-12 The Procter & Gamble Company Process for drying alcohols
US4566948A (en) * 1984-12-20 1986-01-28 Lloyd Berg Separation of isopropyl ether from isopropanol and water by extractive distillation

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1350254A (en) * 1918-12-20 1920-08-17 Frankforter George Bell Absolute alcohol and the process of making the same

Also Published As

Publication number Publication date
US2461048A (en) 1949-02-08
GB590767A (en) 1947-07-28

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