Chemistry of inorganic compounds – Nitrogen or compound thereof – Carbon containing
Patent
1987-09-24
1989-07-11
Doll, John
Chemistry of inorganic compounds
Nitrogen or compound thereof
Carbon containing
C01C 310
Patent
active
048470627
ABSTRACT:
A process for producing anhydrous sodium cyanide crystals by absorbing hydrogen cyanide synthesis gas that contains oxides of carbon and water in aqueous sodium hydroxide and crystallizing the sodium cyanide solution that results from the absorption. The sodium carbonate that forms in the absorption is not removed prior to crystallization.
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Porter Harold F.
Rogers Janet M.
Doll John
E. I. Du Pont de Nemours and Company
Evans Craig H.
Langel Wayne A.
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