GB1247720A - Process for purifying liquid hydrocyanic acid - Google Patents

Process for purifying liquid hydrocyanic acid

Info

Publication number
GB1247720A
GB1247720A GB61630/68A GB6163068A GB1247720A GB 1247720 A GB1247720 A GB 1247720A GB 61630/68 A GB61630/68 A GB 61630/68A GB 6163068 A GB6163068 A GB 6163068A GB 1247720 A GB1247720 A GB 1247720A
Authority
GB
United Kingdom
Prior art keywords
acid
hydrocyanic acid
impurities
contaminated
purified
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
GB61630/68A
Other languages
English (en)
Inventor
Bernhard Scherhag
Arnold Hausweiler
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.)
Bayer AG
Erdoelchemie GmbH
Original Assignee
Bayer AG
Erdoelchemie GmbH
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 claimed from DE19681667786 external-priority patent/DE1667786C3/de
Application filed by Bayer AG, Erdoelchemie GmbH filed Critical Bayer AG
Publication of GB1247720A publication Critical patent/GB1247720A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C01C3/0295—Purification

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)
GB61630/68A 1968-02-02 1968-12-30 Process for purifying liquid hydrocyanic acid Expired GB1247720A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681667786 DE1667786C3 (de) 1968-02-02 1968-02-02 Verfahren zur Reinigung flüssiger Blausäure

Publications (1)

Publication Number Publication Date
GB1247720A true GB1247720A (en) 1971-09-29

Family

ID=5686000

Family Applications (1)

Application Number Title Priority Date Filing Date
GB61630/68A Expired GB1247720A (en) 1968-02-02 1968-12-30 Process for purifying liquid hydrocyanic acid

Country Status (4)

Country Link
US (1) US3655519A (US07534539-20090519-C00280.png)
BE (1) BE727725A (US07534539-20090519-C00280.png)
FR (1) FR2001225A1 (US07534539-20090519-C00280.png)
GB (1) GB1247720A (US07534539-20090519-C00280.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19748513A1 (de) * 1997-11-03 1999-05-06 Sueddeutsche Kalkstickstoff Verfahren zur adsorptiven Entfernung von Kohlenwasserstoffen aus wässrigen Blausäurelösungen

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3034527B1 (de) 2014-12-19 2017-05-31 Evonik Degussa GmbH Covernetzersysteme für Verkapselungsfolien umfassend Bis-(alkenylamid)-Verbindungen
EP3034528B1 (de) 2014-12-19 2017-06-21 Evonik Degussa GmbH Covernetzersysteme für Verkapselungsfolien umfassend Harnstoffverbindungen
WO2017011428A1 (en) * 2015-07-14 2017-01-19 The Chemours Company Fc, Llc Method for removing nitriles from hydrogen cyanide

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3328266A (en) * 1967-06-27 Modiano etal separation of acrylonitrile by extractive distillation with water
US2416624A (en) * 1945-03-09 1947-02-25 Du Pont Stabilization of cyanhydrins
US2555798A (en) * 1945-06-21 1951-06-05 American Cyanamid Co Purification of acrylonitrile by steam distillation
US2987451A (en) * 1957-02-13 1961-06-06 Knapsack Ag Process for purifying acrylonitrile
DE1174303B (de) * 1961-09-05 1964-07-23 Lonza Ag Verfahren zum Abtrennen von Cyan-wasserstoff aus Loesungen von Acetaldehyd und Cyanwasserstoff in Wasser
NL302210A (US07534539-20090519-C00280.png) * 1963-01-16
GB1046420A (en) * 1963-12-09 1966-10-26 Crown Zellerbach Corp Treatment of dialkyl sulfoxides

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19748513A1 (de) * 1997-11-03 1999-05-06 Sueddeutsche Kalkstickstoff Verfahren zur adsorptiven Entfernung von Kohlenwasserstoffen aus wässrigen Blausäurelösungen
DE19748513C2 (de) * 1997-11-03 1999-09-09 Sueddeutsche Kalkstickstoff Verfahren zur adsorptiven Entfernung von Kohlenwasserstoffen aus wässrigen Blausäurelösungen
US6123852A (en) * 1997-11-03 2000-09-26 Skw Trostberg Aktiengesellschaft Method for the adsorptive extraction of hydrocarbons from aqueous solutions of hydrocyanic acid

Also Published As

Publication number Publication date
US3655519A (en) 1972-04-11
BE727725A (US07534539-20090519-C00280.png) 1969-07-31
FR2001225A1 (US07534539-20090519-C00280.png) 1969-09-26

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