Patents by Inventor Clarence W. Blackhurst

Clarence W. Blackhurst has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Preparation of amines
    Patent number: 4683336
    Abstract: Amines are produced by reacting an aliphatic alcohol and/or an aliphatic aldehyde with an aminating agent in the presence of a catalyst containing copper carbonate and nickel carbonate and/or cobalt carbonate.
    Type: Grant
    Filed: December 13, 1985
    Date of Patent: July 28, 1987
    Assignee: Sherex Chemical Company Inc.
    Inventor: Clarence W. Blackhurst