CA945932A - Recovery and purification of olefinic nitriles - Google Patents

Recovery and purification of olefinic nitriles

Info

Publication number: CA945932A
Authority: CA; Canada
Prior art keywords: purification; recovery; olefinic nitriles; nitriles; olefinic
Prior art date: 1970-04-16
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

CA108,336A

Other languages

English (en)

Inventor

Hsin C. Wu

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.)

Standard Oil Co

Original Assignee

Standard Oil Co

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.)

1970-04-16

Filing date

1971-03-22

Publication date

1974-04-23

1971-03-22 Application filed by Standard Oil Co filed Critical Standard Oil Co

1974-04-23 Application granted granted Critical

1974-04-23 Publication of CA945932A publication Critical patent/CA945932A/en

Status Expired legal-status Critical Current

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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

CA108,336A 1970-04-16 1971-03-22 Recovery and purification of olefinic nitriles Expired CA945932A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US2902270A	1970-04-16	1970-04-16

Publications (1)

Publication Number	Publication Date
CA945932A true CA945932A (en)	1974-04-23

Family

ID=21846801

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA108,336A Expired CA945932A (en)	1970-04-16	1971-03-22	Recovery and purification of olefinic nitriles

Country Status (10)

Country	Link
JP (1)	JPS5023017B1 (nl)
AT (1)	AT315140B (nl)
BE (1)	BE765842A (nl)
CA (1)	CA945932A (nl)
CH (1)	CH523228A (nl)
DE (1)	DE2117978A1 (nl)
FR (1)	FR2089698A5 (nl)
GB (1)	GB1350486A (nl)
LU (1)	LU62971A1 (nl)
NL (1)	NL178249C (nl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2517300A1 (de) *	1975-04-18	1976-10-28	Standard Oil Co Ohio	Verfahren zur gewinnung und reinigung von acrylnitril oder methacrylnitril
US4246417A (en) *	1978-05-15	1981-01-20	The Lummus Company	Treatment of waste water from nitrile production
US4238295A (en) *	1978-12-04	1980-12-09	Standard Oil Company	Energy efficient recovery of acrylonitrile
EP0053517B1 (en) *	1980-12-03	1985-08-28	Asahi Kasei Kogyo Kabushiki Kaisha	Method for recovering and utilizing waste heat
US4334965A (en) *	1980-12-31	1982-06-15	Standard Oil Company	Process for recovery of olefinic nitriles
DE3363585D1 (en) *	1982-06-22	1986-06-26	Asahi Chemical Ind	Process for producing methacrylonitrile
US4404064A (en) *	1982-12-30	1983-09-13	Monsanto Company	Water extractive distillation of olefinically unsaturated nitriles
JP5246869B2 (ja) *	2009-03-24	2013-07-24	旭化成ケミカルズ株式会社	アクリロニトリルの精製方法
CN105521616A (zh) *	2014-09-29	2016-04-27	英尼奥斯欧洲股份公司	用于工艺流的蒸发系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DD58300A (nl) *
DE1920083A1 (de) *	1969-04-21	1970-01-29	Lentia Gmbh	Verfahren zur kontinuierlichen Trennung von Acrylnitril und Acetonitril

1971
- 1971-03-22 CA CA108,336A patent/CA945932A/en not_active Expired
- 1971-04-08 AT AT300071A patent/AT315140B/de not_active IP Right Cessation
- 1971-04-09 LU LU62971D patent/LU62971A1/xx unknown
- 1971-04-14 DE DE19712117978 patent/DE2117978A1/de active Granted
- 1971-04-15 JP JP2355171A patent/JPS5023017B1/ja active Pending
- 1971-04-15 CH CH546671A patent/CH523228A/fr not_active IP Right Cessation
- 1971-04-15 FR FR7113319A patent/FR2089698A5/fr not_active Expired
- 1971-04-16 BE BE765842A patent/BE765842A/xx not_active IP Right Cessation
- 1971-04-16 NL NL7105164A patent/NL178249C/nl not_active IP Right Cessation
- 1971-04-19 GB GB2672871A patent/GB1350486A/en not_active Expired

Also Published As

Publication number	Publication date
NL7105164A (nl)	1971-10-19
JPS5023017B1 (nl)	1975-08-05
DE2117978A1 (de)	1971-10-28
GB1350486A (en)	1974-04-18
NL178249C (nl)	1986-02-17
LU62971A1 (nl)	1972-02-25
AT315140B (de)	1974-05-10
DE2117978C2 (nl)	1987-10-22
BE765842A (fr)	1971-10-18
FR2089698A5 (nl)	1972-01-07
NL178249B (nl)	1985-09-16
CH523228A (fr)	1972-05-31

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