BE348183A - - Google Patents

Info

Publication number
BE348183A
BE348183A BE348183DA BE348183A BE 348183 A BE348183 A BE 348183A BE 348183D A BE348183D A BE 348183DA BE 348183 A BE348183 A BE 348183A
Authority
BE
Belgium
Prior art keywords
emi
sodium
cyanates
mixture
oyanate
Prior art date
Application number
Other languages
English (en)
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 BE348183A publication Critical patent/BE348183A/fr

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
    • C01C3/0254—Preparation, separation or purification of hydrogen cyanide from cyanates or from thiocyanates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Inorganic Chemistry (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)

Description


   <EMI ID=1.1> 

  
 <EMI ID=2.1> 

  
On a trouvé/par l'action de gaz réducteurs a une température élevée, des cyanates peuvent être transformés quantitativement en cyanures. Les cya-

  
 <EMI ID=3.1> 

  
me pure ou bien également en mélange avec d'autres sels ou substances. 

  
 <EMI ID=4.1> 

Claims (1)

  1. <EMI ID=5.1>
    mire de potassium a peu près pur.
    Exemple 2.1
    Sur un mélange de oyanate de sodium et de mannésie ou de graphite, qui servent d'agents d'amaigrissement indifférents, on fait passer a 7000 de l'oxyde de carbone jusqu'à ce qu'il ne se forme plus
    <EMI ID=6.1>
    obtention de cyanure de sodium.
    Résumé
    <EMI ID=7.1>
    nures. caractérisé en ce qu'on fait agir sur des cyanates des gaz réducteurs a une température élevée,
BE348183D 1927-01-31 BE348183A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE647619X 1927-01-31

Publications (1)

Publication Number Publication Date
BE348183A true BE348183A (fr)

Family

ID=6581007

Family Applications (1)

Application Number Title Priority Date Filing Date
BE348183D BE348183A (fr) 1927-01-31

Country Status (2)

Country Link
BE (1) BE348183A (fr)
FR (1) FR647619A (fr)

Also Published As

Publication number Publication date
FR647619A (fr) 1928-11-27

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