[go: up one dir, main page]

FR89253E - Improvements in the purification of mixtures containing acetonitrile - Google Patents

Improvements in the purification of mixtures containing acetonitrile

Info

Publication number
FR89253E
FR89253E FR41006A FR41006A FR89253E FR 89253 E FR89253 E FR 89253E FR 41006 A FR41006 A FR 41006A FR 41006 A FR41006 A FR 41006A FR 89253 E FR89253 E FR 89253E
Authority
FR
France
Prior art keywords
purification
mixtures containing
containing acetonitrile
acetonitrile
mixtures
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
FR41006A
Other languages
French (fr)
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.)
Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU
Original Assignee
Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU
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
Priority to FR4649A priority Critical patent/FR1431919A/en
Priority to FR21570A priority patent/FR88407E/en
Application filed by Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU filed Critical Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU
Priority to FR41006A priority patent/FR89253E/en
Priority to LU50341A priority patent/LU50341A1/xx
Priority to GB472566A priority patent/GB1088072A/en
Priority to NL6601375A priority patent/NL6601375A/xx
Priority to BE676043D priority patent/BE676043A/xx
Priority to DE19661543450 priority patent/DE1543450A1/en
Application granted granted Critical
Publication of FR89253E publication Critical patent/FR89253E/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR41006A 1965-02-06 1965-12-06 Improvements in the purification of mixtures containing acetonitrile Expired FR89253E (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR4649A FR1431919A (en) 1965-02-06 1965-02-06 Improvements in the purification of mixtures containing acetonitrile
FR21570A FR88407E (en) 1965-02-06 1965-06-21 Improvements in the purification of mixtures containing acetonitrile
FR41006A FR89253E (en) 1965-02-06 1965-12-06 Improvements in the purification of mixtures containing acetonitrile
LU50341A LU50341A1 (en) 1965-02-06 1966-01-27
GB472566A GB1088072A (en) 1965-02-06 1966-02-03 Improvements in the purification of mixtures containing acetonitriles
NL6601375A NL6601375A (en) 1965-02-06 1966-02-03
BE676043D BE676043A (en) 1965-02-06 1966-02-04
DE19661543450 DE1543450A1 (en) 1965-02-06 1966-02-04 Process for purifying acetonitrile

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR4649A FR1431919A (en) 1965-02-06 1965-02-06 Improvements in the purification of mixtures containing acetonitrile
FR21570A FR88407E (en) 1965-02-06 1965-06-21 Improvements in the purification of mixtures containing acetonitrile
FR41006A FR89253E (en) 1965-02-06 1965-12-06 Improvements in the purification of mixtures containing acetonitrile

Publications (1)

Publication Number Publication Date
FR89253E true FR89253E (en) 1967-06-02

Family

ID=27241900

Family Applications (3)

Application Number Title Priority Date Filing Date
FR4649A Expired FR1431919A (en) 1965-02-06 1965-02-06 Improvements in the purification of mixtures containing acetonitrile
FR21570A Expired FR88407E (en) 1965-02-06 1965-06-21 Improvements in the purification of mixtures containing acetonitrile
FR41006A Expired FR89253E (en) 1965-02-06 1965-12-06 Improvements in the purification of mixtures containing acetonitrile

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR4649A Expired FR1431919A (en) 1965-02-06 1965-02-06 Improvements in the purification of mixtures containing acetonitrile
FR21570A Expired FR88407E (en) 1965-02-06 1965-06-21 Improvements in the purification of mixtures containing acetonitrile

Country Status (6)

Country Link
BE (1) BE676043A (en)
DE (1) DE1543450A1 (en)
FR (3) FR1431919A (en)
GB (1) GB1088072A (en)
LU (1) LU50341A1 (en)
NL (1) NL6601375A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3334328A1 (en) * 1983-09-22 1985-04-11 Lentia GmbH Chem. u. pharm. Erzeugnisse - Industriebedarf, 8000 München Process for destroying bound hydrocyanic acid and acrylonitrile in crude acetonitrile
US4682749A (en) * 1984-10-11 1987-07-28 Straeter Fritz Adjustable copyholder with articulated arms

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4175053A (en) * 1976-10-12 1979-11-20 The Procter & Gamble Company Base reactant
US4308108A (en) * 1979-03-28 1981-12-29 Asahi Kasei Kogyo Kabushiki Kaisha Process for purification of crude acetonitrile
US4287134A (en) 1980-06-26 1981-09-01 E. I. Du Pont De Nemours And Company Purification of acetonitrile by caustic extraction
CN105294494B (en) * 2015-12-05 2017-12-19 山东汇海医药化工有限公司 A kind of method of synthesizing acetonitrile crude product ammonia separation
WO2023122572A1 (en) * 2021-12-20 2023-06-29 Ascend Performance Materials Operations Llc Acetonitrile separation process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3334328A1 (en) * 1983-09-22 1985-04-11 Lentia GmbH Chem. u. pharm. Erzeugnisse - Industriebedarf, 8000 München Process for destroying bound hydrocyanic acid and acrylonitrile in crude acetonitrile
US4682749A (en) * 1984-10-11 1987-07-28 Straeter Fritz Adjustable copyholder with articulated arms

Also Published As

Publication number Publication date
NL6601375A (en) 1966-08-08
FR1431919A (en) 1966-03-18
DE1543450A1 (en) 1969-09-11
BE676043A (en) 1966-06-16
FR88407E (en) 1967-02-03
LU50341A1 (en) 1966-03-28
GB1088072A (en) 1967-10-18

Similar Documents

Publication Publication Date Title
BE765584A (en) NEW ZEOLITHIC ADSORPTION AGENTS
BE668295A (en) Improvements in the production of porous materials
FR1431919A (en) Improvements in the purification of mixtures containing acetonitrile
FR1431072A (en) Improvement in the adhesion of rubbers
FR1465394A (en) Improvements in the preparation of antibiotics
FR1427358A (en) Improvements to the aeration of liquids
FR1367704A (en) Improvements in the construction of children's cycle frames
FR1471611A (en) Brightening agents
FR1336342A (en) Improvements in the separation of acrylonitrile
FR1498542A (en) Improvements in the purification of sodium aluminate solutions
FR1430105A (en) Improvement in acetylene production
FR1429314A (en) Improvements in interferometry
FR1458021A (en) Improvements in electro-chemical machining
FR1467617A (en) Improvement in the layout of garages
FR1473072A (en) Improvements in acetonitrile purification
FR1324756A (en) Improvements in the drawing of fibrous materials
FR1500215A (en) Improvements relating to the purification of hydrocarbons
FR1432470A (en) Piece of clothing
FR1448743A (en) Improvements in the preparation of aminonitriles
FR1392565A (en) Improvements in the manufacture of acrylonitrile
FR1426824A (en) Perfecting polishing
FR1410589A (en) Improvements in the production of amides
FR1442815A (en) Improvements in electrolytic machining
FR1500414A (en) Improvements in the manufacture of polyamides
FR1401316A (en) Improvements in the construction of stairwells