Patents Assigned to CYANCO CORPORATION
  • Alkali metal cyanide production
    Patent number: 11608274
    Abstract: This disclosure relates to improved methods for alkali metal cyanide production, particularly to improved methods for sodium cyanide production. The improved method of producing sodium cyanide involves the step of contacting hydrogen cyanide with an aqueous solution of sodium carbonate or of a mixture of sodium carbonate and sodium bicarbonate to produce a sodium cyanide solution.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: March 21, 2023
    Assignee: CYANCO CORPORATION
    Inventors: Michael Lefenfeld, Robert Hoch, Justin Manganaro, Roy Norcross, Si Kai Tan