BE496576A - - Google Patents

Info

Publication number
BE496576A
BE496576A BE496576DA BE496576A BE 496576 A BE496576 A BE 496576A BE 496576D A BE496576D A BE 496576DA BE 496576 A BE496576 A BE 496576A
Authority
BE
Belgium
Prior art keywords
bearing
roller
rollers
present
double
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE496576A publication Critical patent/BE496576A/fr

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
BE496576D 1949-06-24 BE496576A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US101201A US2526676A (en) 1949-06-24 1949-06-24 Process for producing acrylonitrile

Publications (1)

Publication Number Publication Date
BE496576A true BE496576A (xx)

Family

ID=22283481

Family Applications (1)

Application Number Title Priority Date Filing Date
BE496576D BE496576A (xx) 1949-06-24

Country Status (4)

Country Link
US (1) US2526676A (xx)
BE (1) BE496576A (xx)
FR (1) FR1011601A (xx)
NL (1) NL154036B (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733259A (en) * 1956-01-31 Manufacture of acrylonitrile from
US2649472A (en) * 1950-08-28 1953-08-18 Monsanto Chemicals Process for producing acrylonitrile
US2684978A (en) * 1951-04-02 1954-07-27 Monsanto Chemicals Process for producing acrylonitrile
US2782148A (en) * 1951-06-22 1957-02-19 Ciba Ltd Process for the purification of acrylic acid nitrile
US2719169A (en) * 1951-06-30 1955-09-27 Eastman Kodak Co Method of refining crude acrylonitrile
US2653965A (en) * 1951-07-21 1953-09-29 Olin Mathieson Production of acrylonitrile
US2695871A (en) * 1951-09-25 1954-11-30 Abbott Lab Rotary molecular vacuum still
US2738030A (en) * 1951-10-05 1956-03-13 Basf Ag Separation of flowing gas mixtures
DE1134066B (de) * 1951-12-29 1962-08-02 Stockholms Superfosfat Fab Ab Verfahren zur Reinigung von Divinylacetylen enthaltendem Rohacrylsaeurenitril durch azeotrope Destillation
US2672434A (en) * 1952-10-27 1954-03-16 Monsanto Chemicals Purification of acrylonitrile by distillation
DE1112066B (de) * 1952-10-27 1961-08-03 Monsanto Chemicals Verfahren zur Gewinnung von reinem Acrylsaeurenitril durch Reinigen von rohem Acrylsaeurenitril
US2672435A (en) * 1952-12-04 1954-03-16 Monsanto Chemicals Acrylonitrile purification process by distillation
IT506089A (xx) * 1952-12-04
US2784214A (en) * 1955-02-10 1957-03-05 Eastman Kodak Co Process for making acrylonitrile
US2792415A (en) * 1955-05-19 1957-05-14 Monsanto Chemicals Purification of acrylonitrile
US2820812A (en) * 1955-06-10 1958-01-21 Derives De L Acetylene Soc Ind Manufacture of acrylic nitrile
US2937196A (en) * 1957-06-06 1960-05-17 American Cyanamid Co Lactonitrile
US2947777A (en) * 1957-11-26 1960-08-02 Monsanto Chemicals Purification of acrylonitrile
DE1212962B (de) * 1960-08-12 1966-03-24 Knapsack Ag Verfahren zur Abtrennung und Gewinnung von Acrylsaeurenitril und Ammoniak aus gasfoermigen Gemischen durch Auswaschen
CA853174A (en) * 1967-06-24 1970-10-06 Farbenfabriken Bayer Aktiengesellschaft Process for the separation of acrylonitrile and acetonitrile

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2324854A (en) * 1940-01-01 1943-07-20 Kurtz Peter Process for separation of acrylic acid nitrile
US2385327A (en) * 1941-10-04 1945-09-25 American Cyanamid Co Method of producing acrylonitrile

Also Published As

Publication number Publication date
NL154036B (xx) 1952-09-15
US2526676A (en) 1950-10-24
FR1011601A (fr) 1952-06-25

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