Patents by Inventor Melba Collier

Melba Collier 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).

  • Method of removal of COS from propylene
    Patent number: 4455446
    Abstract: Carbonyl sulfide is removed from propylene by hydrolysis over a catalyst comprising platinum sulfide on alumina. Specifically, the propylene is passed through, successively, a C.sub.3 -splitter, a heater, the platinum sulfide catalyst bed, and a topping still where the resulting H.sub.2 S and CO.sub.2 are separated from the purified propylene.
    Type: Grant
    Filed: September 1, 1981
    Date of Patent: June 19, 1984
    Assignee: United States Steel Corporation
    Inventors: George L. Brownell, Melba Collier, William E. Hall, Howard H. Morgan, Jr., Arthur R. Snyder