Process of manufacturing sodium cyanide David, Kusman
In a process of,preparing sodium cyanide, preparing at about 900 C. an aqueous solution of caustic soda containing from 60 to 69% NaOH, cooling said solution to 180 C. while stirring and causing said caustic soda to crystallise, reacting anhydrous hydrocyanic acid with the crystallised mass while cooling and stirring thereby producing sodium cyanide crystals, and draining the solution from said sodium