AT379381B - METHOD AND DEVICE FOR PURIFYING RAW ACETONITRILE TO OBTAIN PURE BLUE ACID - Google Patents

METHOD AND DEVICE FOR PURIFYING RAW ACETONITRILE TO OBTAIN PURE BLUE ACID

Info

Publication number
AT379381B
AT379381B AT0341883A AT341883A AT379381B AT 379381 B AT379381 B AT 379381B AT 0341883 A AT0341883 A AT 0341883A AT 341883 A AT341883 A AT 341883A AT 379381 B AT379381 B AT 379381B
Authority
AT
Austria
Prior art keywords
obtain pure
pure blue
purifying raw
blue acid
acetonitrile
Prior art date
Application number
AT0341883A
Other languages
German (de)
Other versions
ATA341883A (en
Inventor
Friedrich Dr Lunzer
Peter Dipl Ing Weiss
Original Assignee
Chemie Linz Ag
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 DE19833334321 priority Critical patent/DE3334321A1/en
Application filed by Chemie Linz Ag filed Critical Chemie Linz Ag
Priority to AT0341883A priority patent/AT379381B/en
Publication of ATA341883A publication Critical patent/ATA341883A/en
Application granted granted Critical
Publication of AT379381B publication Critical patent/AT379381B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00—Cyanogen; Compounds thereof
    • C01C3/02—Preparation, separation or purification of hydrogen cyanide
    • C01C3/04—Separation from gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT0341883A 1983-09-22 1983-09-27 METHOD AND DEVICE FOR PURIFYING RAW ACETONITRILE TO OBTAIN PURE BLUE ACID AT379381B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19833334321 DE3334321A1 (en) 1983-09-22 1983-09-22 Process for the purification of crude acetonitrile with the recovery of pure prussic acid
AT0341883A AT379381B (en) 1983-09-22 1983-09-27 METHOD AND DEVICE FOR PURIFYING RAW ACETONITRILE TO OBTAIN PURE BLUE ACID

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19833334321 DE3334321A1 (en) 1983-09-22 1983-09-22 Process for the purification of crude acetonitrile with the recovery of pure prussic acid
AT0341883A AT379381B (en) 1983-09-22 1983-09-27 METHOD AND DEVICE FOR PURIFYING RAW ACETONITRILE TO OBTAIN PURE BLUE ACID

Publications (2)

Publication Number Publication Date
ATA341883A ATA341883A (en) 1985-05-15
AT379381B true AT379381B (en) 1985-12-27

Family

ID=25600026

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0341883A AT379381B (en) 1983-09-22 1983-09-27 METHOD AND DEVICE FOR PURIFYING RAW ACETONITRILE TO OBTAIN PURE BLUE ACID

Country Status (2)

Country Link
AT (1) AT379381B (en)
DE (1) DE3334321A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5440068A (en) * 1993-12-30 1995-08-08 The Standard Oil Company Acetonitrile purification via an adsorption-based process
CN1073533C (en) * 1995-08-10 2001-10-24 淄博石油化工厂 Process for recovering by-product gaseous hydrocyanic acid from acrylonitrile production
EP0890572B1 (en) * 1997-07-08 2001-10-31 The Standard Oil Company Process for purifying acetonitrile
CA2415395C (en) * 2000-07-18 2009-12-01 The Standard Oil Company Improved process for the purification and recovery of acetonitrile
DE10317929A1 (en) * 2003-04-17 2004-11-11 Basf Ag Process for purifying hydrocyanic acid
KR101475976B1 (en) 2007-07-10 2014-12-23 스미또모 가가꾸 가부시끼가이샤 Method for producing propylene oxide
US11814337B2 (en) * 2020-09-03 2023-11-14 Ascend Performance Materials Operations Llc Process for recovering acetonitrile

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0055920A2 (en) * 1981-01-02 1982-07-14 The Standard Oil Company Process for the continuous recovery of acetonitrile

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0055920A2 (en) * 1981-01-02 1982-07-14 The Standard Oil Company Process for the continuous recovery of acetonitrile

Also Published As

Publication number Publication date
DE3334321A1 (en) 1985-04-11
ATA341883A (en) 1985-05-15

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