Chemistry of inorganic compounds – Nitrogen or compound thereof – Carbon containing
Patent
1976-12-08
1978-07-11
Thomas, Earl C.
Chemistry of inorganic compounds
Nitrogen or compound thereof
Carbon containing
423507, 423605, C01B 2118
Patent
active
041002636
ABSTRACT:
This invention relates to an improved process for preparing cyanogen chloride by reacting chlorine and hydrogen cyanide in a manganous chloride-containing aqueous medium to form gaseous cyanogen chloride and dissolved hydrogen chloride and to the subsequent conversion of the hydrogen chloride to chlorine employing manganese dioxide and nitric acid as cyclic reagents.
REFERENCES:
patent: 2691569 (1954-10-01), Miller
patent: 3567406 (1971-03-01), Evers
patent: 3755542 (1973-08-01), Suryanarayana
patent: 3825658 (1974-07-01), Eckert et al.
Ciba-Geigy Corporation
Falber Harry
Roy Thomas W.
Thomas Earl C.
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