FR1233722A - Procédé de distillation extractive - Google Patents

Procédé de distillation extractive

Info

Publication number
FR1233722A
FR1233722A FR797542A FR797542A FR1233722A FR 1233722 A FR1233722 A FR 1233722A FR 797542 A FR797542 A FR 797542A FR 797542 A FR797542 A FR 797542A FR 1233722 A FR1233722 A FR 1233722A
Authority
FR
France
Prior art keywords
extractive distillation
distillation process
extractive
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
FR797542A
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Application granted granted Critical
Publication of FR1233722A publication Critical patent/FR1233722A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01D3/40—Extractive distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR797542A 1958-06-17 1959-06-15 Procédé de distillation extractive Expired FR1233722A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US855116XA 1958-06-17 1958-06-17

Publications (1)

Publication Number Publication Date
FR1233722A true FR1233722A (fr) 1960-10-12

Family

ID=22192096

Family Applications (1)

Application Number Title Priority Date Filing Date
FR797542A Expired FR1233722A (fr) 1958-06-17 1959-06-15 Procédé de distillation extractive

Country Status (4)

Country Link
DE (1) DE1105086B (fr)
FR (1) FR1233722A (fr)
GB (1) GB855116A (fr)
NL (1) NL104844C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109231635A (zh) * 2018-11-20 2019-01-18 江苏九天高科技股份有限公司 一种二氯乙烷/乙腈废水处理新工艺
CN115177964A (zh) * 2022-06-10 2022-10-14 武汉北湖云峰环保科技有限公司 一种废有机溶剂乙腈的再生装置及其工艺

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109231635A (zh) * 2018-11-20 2019-01-18 江苏九天高科技股份有限公司 一种二氯乙烷/乙腈废水处理新工艺
CN109231635B (zh) * 2018-11-20 2023-05-09 江苏九天高科技股份有限公司 一种废水处理工艺
CN115177964A (zh) * 2022-06-10 2022-10-14 武汉北湖云峰环保科技有限公司 一种废有机溶剂乙腈的再生装置及其工艺

Also Published As

Publication number Publication date
DE1105086B (de) 1961-04-20
NL104844C (fr)
GB855116A (en) 1960-11-30

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