NL6617310A - - Google Patents

Info

Publication number
NL6617310A
NL6617310A NL6617310A NL6617310A NL6617310A NL 6617310 A NL6617310 A NL 6617310A NL 6617310 A NL6617310 A NL 6617310A NL 6617310 A NL6617310 A NL 6617310A NL 6617310 A NL6617310 A NL 6617310A
Authority
NL
Netherlands
Application number
NL6617310A
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 NL6617310A publication Critical patent/NL6617310A/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32Gas-filled discharge tubes
    • H01J37/34Gas-filled discharge tubes operating with cathodic sputtering
    • H01J37/3402Gas-filled discharge tubes operating with cathodic sputtering using supplementary magnetic fields
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00Preparation of carboxylic acid nitriles
    • C07C253/32Separation; Purification; Stabilisation; Use of additives
    • C07C253/34Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Analytical Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
NL6617310A 1965-12-09 1966-12-09 NL6617310A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US512651A US3399120A (en) 1965-12-09 1965-12-09 Purification of olefinically unsaturated nitriles by water extractive distillation

Publications (1)

Publication Number Publication Date
NL6617310A true NL6617310A (xx) 1967-06-12

Family

ID=24039983

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6617310A NL6617310A (xx) 1965-12-09 1966-12-09

Country Status (9)

Country Link
US (1) US3399120A (xx)
JP (1) JPS536134B1 (xx)
BE (1) BE690877A (xx)
DE (1) DE1593122C3 (xx)
ES (1) ES334328A1 (xx)
FR (1) FR1505679A (xx)
GB (1) GB1127359A (xx)
IL (1) IL27008A (xx)
NL (1) NL6617310A (xx)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3507755A (en) * 1967-10-17 1970-04-21 Bayer Ag Process for the purification of acrylonitrile by distillation with side stream withdrawal and decantation
US3518165A (en) * 1968-03-29 1970-06-30 Universal Oil Prod Co Process for separating alkylation effluent by plural stage distillation with benzene recycle
US4377444A (en) * 1970-04-16 1983-03-22 The Standard Oil Co. Recovery and purification of olefinic nitriles
US4059492A (en) * 1970-10-15 1977-11-22 Erdolchemie Gmbh Process for the purification of waste from acrylonitrile production
US3862890A (en) * 1971-09-03 1975-01-28 Robert D Presson Fractional distillation using a vapor side stream to control hcn concentration in purificatin of crude nitriles
US4166008A (en) * 1977-07-29 1979-08-28 The Standard Oil Company Process for recovery of olefinic nitriles
US4166774A (en) * 1977-12-05 1979-09-04 The Standard Oil Company Acrylic acid recovery and purification
US4260462A (en) * 1978-05-26 1981-04-07 United States Steel Corporation Process for separating acid gases and ammonia from dilute aqueous solutions thereof
US4238295A (en) * 1978-12-04 1980-12-09 Standard Oil Company Energy efficient recovery of acrylonitrile
JPS55104244A (en) * 1979-02-02 1980-08-09 Asahi Chem Ind Co Ltd Separation and incineration of crude olefinic unsaturated acetonitrile
US4269667A (en) * 1979-08-02 1981-05-26 Standard Oil Company Acrylonitrile purification by extractive distillation
EP0053517B1 (en) * 1980-12-03 1985-08-28 Asahi Kasei Kogyo Kabushiki Kaisha Method for recovering and utilizing waste heat
US4404064A (en) * 1982-12-30 1983-09-13 Monsanto Company Water extractive distillation of olefinically unsaturated nitriles
DE4109632A1 (de) * 1991-03-23 1992-09-24 Krupp Koppers Gmbh Verfahren zur abtrennung von aromaten durch extraktivdestillation
DE69736740T2 (de) * 1997-07-18 2007-08-16 INEOS USA LLC, Lisle Verfahren zur Wiedergewinnung von Acrylonitril
EP1093389B1 (en) * 1998-06-15 2004-03-24 Solutia Inc. Process for recovery of acrylonitirle
US6843890B1 (en) * 1999-07-23 2005-01-18 The Standard Oil Company Purification and recovery of acetonitrile from waste solvent acetonitrile
JP2004217656A (ja) * 2003-01-14 2004-08-05 Solutia Inc アクリロニトリル精製プロセスにおける凝縮させた冷却オーバーヘッドの再循環
EP1701935A1 (en) * 2004-01-09 2006-09-20 The Standard Oil Company Process for the purification of olefinically unsaturated nitriles
JP5010187B2 (ja) * 2006-06-15 2012-08-29 中央化工機株式会社 エタノールの蒸留方法
US20090299087A1 (en) * 2008-05-28 2009-12-03 Solutia, Inc. Process for manufacturing unsaturated mononitriles to improve on-stream time and reduce fouling
CN104941419A (zh) 2014-03-31 2015-09-30 英尼奥斯欧洲股份公司 反应器流出物的改进的氨移除
CN104941380A (zh) 2014-03-31 2015-09-30 英尼奥斯欧洲股份公司 用于淬冷流出物的改进的烟雾消除器操作
CN104027994B (zh) * 2014-05-30 2017-10-20 英尼奥斯欧洲股份公司 粗乙腈与丙烯腈的分离
CN109499085A (zh) 2014-06-11 2019-03-22 英尼奥斯欧洲股份公司 丙烯腈回收的乙腈移除步骤中的污染减轻
CN106892838A (zh) * 2015-12-17 2017-06-27 英尼奥斯欧洲股份公司 回收塔控制
CN106892843A (zh) 2015-12-17 2017-06-27 英尼奥斯欧洲股份公司 回收塔控制
CN106892842A (zh) 2015-12-17 2017-06-27 英尼奥斯欧洲股份公司 回收塔

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2672434A (en) * 1952-10-27 1954-03-16 Monsanto Chemicals Purification of acrylonitrile by distillation
US2672435A (en) * 1952-12-04 1954-03-16 Monsanto Chemicals Acrylonitrile purification process by distillation
US2987451A (en) * 1957-02-13 1961-06-06 Knapsack Ag Process for purifying acrylonitrile
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
US3265594A (en) * 1963-01-04 1966-08-09 Eastman Kodak Co Process for recovering refined ethyl alcohol by plural distillation

Also Published As

Publication number Publication date
FR1505679A (fr) 1967-12-15
JPS536134B1 (xx) 1978-03-04
BE690877A (xx) 1967-06-08
DE1593122B2 (de) 1974-02-07
US3399120A (en) 1968-08-27
ES334328A1 (es) 1968-02-01
DE1593122A1 (de) 1970-07-16
DE1593122C3 (de) 1974-09-12
IL27008A (en) 1970-05-21
GB1127359A (en) 1968-09-18

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