Patents by Inventor Tak W. Leung

Tak W. Leung 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).

  • Homologation process making higher alcohols
    Patent number: 4935547
    Abstract: A liquid phase process for the manufacture of C.sub.2+ alkanols by the reaction of hydrogen with carbon monoxide in the presence of a catalyst containing ruthenium, cobalt, a halide-containing compound, and an aromatic compound substituted in adjacent ring positions by nitrogen atoms. The process embraces the use of rhodium as an additive to the catalyst system.
    Type: Grant
    Filed: August 19, 1988
    Date of Patent: June 19, 1990
    Assignee: Union Carbide Chemicals and Plastics Company Inc.
    Inventors: Tak W. Leung, Bernard D. Dombek