Patents by Inventor Lee A. Lemaster

Lee A. Lemaster 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).

  • Oxo process for producing an aldehyde
    Patent number: 3989675
    Abstract: In an Oxo process wherein an olefin, CO.sub.2 and H.sub.2 are reacted in the presence of a cobalt salt as catalyst, higher activity and longer useful life of the catalyst are achieved by complexing the catalyst with triphenyl phosphine.
    Type: Grant
    Filed: November 24, 1967
    Date of Patent: November 2, 1976
    Assignee: The Dow Chemical Company
    Inventors: Otis C. Taylor, Lee A. Lemaster