FR1558421A - - Google Patents

Info

Publication number
FR1558421A
FR1558421A FR131941A FR1558421DA FR1558421A FR 1558421 A FR1558421 A FR 1558421A FR 131941 A FR131941 A FR 131941A FR 1558421D A FR1558421D A FR 1558421DA FR 1558421 A FR1558421 A FR 1558421A
Authority
FR
France
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
FR131941A
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1558421A publication Critical patent/FR1558421A/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D3/00Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/001Processes specially adapted for distillation or rectification of fermented solutions
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C07C29/82Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation by azeotropic distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/86Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/48Separation; Purification; Stabilisation; Use of additives
    • C07C67/52Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals

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)
FR131941A 1967-12-12 1967-12-12 Expired FR1558421A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR131941 1967-12-12

Publications (1)

Publication Number Publication Date
FR1558421A true FR1558421A (en) 1969-02-28

Family

ID=8643111

Family Applications (1)

Application Number Title Priority Date Filing Date
FR131941A Expired FR1558421A (en) 1967-12-12 1967-12-12

Country Status (6)

Country Link
BE (1) BE725295A (en)
DE (1) DE1814305A1 (en)
FR (1) FR1558421A (en)
GB (1) GB1199120A (en)
LU (1) LU57516A1 (en)
NL (1) NL6817383A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010993A1 (en) * 1978-11-06 1980-05-14 Mitsubishi Rayon Co., Ltd. Process for the preparation of tertiary butyl alcohol

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3984988A1 (en) 2020-10-19 2022-04-20 Itelyum Regeneration S.p.A. Recovery process of methanol waste
CN115089990A (en) * 2020-12-29 2022-09-23 内蒙古双欣环保材料股份有限公司 Device and method for recycling high-temperature wastewater from alcoholysis waste liquid through hot water self-coupling
CN116082159B (en) * 2022-12-22 2024-06-04 重庆科技学院 Method for separating ethyl acetate-methanol-water by coupling heterogeneous phase and three-tower rectification

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010993A1 (en) * 1978-11-06 1980-05-14 Mitsubishi Rayon Co., Ltd. Process for the preparation of tertiary butyl alcohol

Also Published As

Publication number Publication date
DE1814305A1 (en) 1969-08-07
NL6817383A (en) 1969-06-16
LU57516A1 (en) 1969-07-31
BE725295A (en) 1969-06-11
GB1199120A (en) 1970-07-15

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Legal Events

Date Code Title Description
ST Notification of lapse