JPS5024943B1 - - Google Patents

Info

Publication number
JPS5024943B1
JPS5024943B1 JP42027812A JP2781267A JPS5024943B1 JP S5024943 B1 JPS5024943 B1 JP S5024943B1 JP 42027812 A JP42027812 A JP 42027812A JP 2781267 A JP2781267 A JP 2781267A JP S5024943 B1 JPS5024943 B1 JP S5024943B1
Authority
JP
Japan
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.)
Pending
Application number
JP42027812A
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
Publication of JPS5024943B1 publication Critical patent/JPS5024943B1/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/20—Power plant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
JP42027812A 1966-05-02 1967-05-02 Pending JPS5024943B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US546839A US3352764A (en) 1966-05-02 1966-05-02 Absorption and distillation process for separating crude unsaturated nitriles from acetonitrile with selective solvent recycle

Publications (1)

Publication Number Publication Date
JPS5024943B1 true JPS5024943B1 (ja) 1975-08-20

Family

ID=24182245

Family Applications (1)

Application Number Title Priority Date Filing Date
JP42027812A Pending JPS5024943B1 (ja) 1966-05-02 1967-05-02

Country Status (7)

Country Link
US (1) US3352764A (ja)
JP (1) JPS5024943B1 (ja)
BE (1) BE697844A (ja)
CH (1) CH469677A (ja)
DE (1) DE1643066C3 (ja)
GB (1) GB1179630A (ja)
NL (1) NL6706154A (ja)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT836749A (ja) * 1967-06-24
US3442771A (en) * 1967-08-16 1969-05-06 Standard Oil Co Extractive distillation process for separating nitrites,peroxides and precursors thereof from crude unsaturated nitriles saturated with water by alkaline addition
US4059492A (en) * 1970-10-15 1977-11-22 Erdolchemie Gmbh Process for the purification of waste from acrylonitrile production
US3936360A (en) * 1971-04-07 1976-02-03 The Standard Oil Company Process for distillation and recovery of olefinic nitriles
US4166008A (en) * 1977-07-29 1979-08-28 The Standard Oil Company Process for recovery of olefinic nitriles
JPS55104244A (en) * 1979-02-02 1980-08-09 Asahi Chem Ind Co Ltd Separation and incineration of crude olefinic unsaturated acetonitrile
US4474709A (en) * 1982-06-28 1984-10-02 E. I. Du Pont De Nemours And Company Removal of oxazole from acetonitrile
US4404064A (en) * 1982-12-30 1983-09-13 Monsanto Company Water extractive distillation of olefinically unsaturated nitriles
US5869730A (en) * 1998-05-13 1999-02-09 The Standard Oil Company Oxidant reduction by manipulation and/or treatment of aqueous acrylonitrile process streams
US6107509A (en) * 1999-03-31 2000-08-22 The Standard Oil Company Process for the recovery of acrylonitrile and methacrylontrile
US7128815B2 (en) * 2003-03-25 2006-10-31 Council Of Scientific And Industrial Research Process for recovery of pure acrylonitrile
US20090299087A1 (en) * 2008-05-28 2009-12-03 Solutia, Inc. Process for manufacturing unsaturated mononitriles to improve on-stream time and reduce fouling
CN104888489A (zh) 2014-03-06 2015-09-09 英尼奥斯欧洲股份公司 丙烯腈产物塔液位控制
CN104922926A (zh) 2014-03-21 2015-09-23 英尼奥斯欧洲股份公司 头馏分塔塔顶系统
CN103968689A (zh) 2014-05-26 2014-08-06 英尼奥斯欧洲股份公司 丙烯腈制造中的废水冷却器
CN112587950A (zh) 2014-09-29 2021-04-02 英尼奥斯欧洲股份公司 用于工艺流的蒸发系统
CN105597360A (zh) 2014-09-29 2016-05-25 英尼奥斯欧洲股份公司 用于工艺流的蒸发系统
CN104587684A (zh) 2014-09-30 2015-05-06 英尼奥斯欧洲股份公司 用于工艺流的蒸发系统
CN105985262A (zh) 2015-03-06 2016-10-05 英尼奥斯欧洲股份公司 改进的丙烯腈制造
CN104624401B (zh) 2015-03-06 2019-01-15 英尼奥斯欧洲股份公司 改进的旋风分离器构造
CN104693069A (zh) 2015-03-06 2015-06-10 英尼奥斯欧洲股份公司 改进的丙烯腈制造
CN107941039B (zh) 2016-10-12 2020-03-03 英尼奥斯欧洲股份公司 骤冷塔后冷却器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2325379A (en) * 1942-05-26 1943-07-27 Shell Dev Distillation process
US2350256A (en) * 1942-06-08 1944-05-30 Shell Dev Extractive distillation process
DE1212962B (de) * 1960-08-12 1966-03-24 Knapsack Ag Verfahren zur Abtrennung und Gewinnung von Acrylsaeurenitril und Ammoniak aus gasfoermigen Gemischen durch Auswaschen
AT225689B (de) * 1961-04-08 1963-02-11 Chemie Linz Ag Verfahren zur Gewinnung von acetonitrilfreiem Acrylnitril
CA669119A (en) * 1961-05-27 1963-08-20 Schonbeck Rupert Process for the continuous recovery of acrylonitrile and acetonitrile
GB984725A (en) * 1962-07-21 1965-03-03 Electro Chimie Metal Improvements in or relating to the purification of acrylonitrile

Also Published As

Publication number Publication date
DE1643066A1 (de) 1971-04-15
US3352764A (en) 1967-11-14
DE1643066C3 (de) 1979-08-30
DE1643066B2 (de) 1978-12-21
GB1179630A (en) 1970-01-28
BE697844A (ja) 1967-10-30
CH469677A (fr) 1969-03-15
NL6706154A (ja) 1967-11-03

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