Patents by Inventor Frank D. Burke, Jr.

Frank D. Burke, Jr. 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).

  • Low chlorine overbased calcium salts
    Patent number: 5259966
    Abstract: Overbased calcium salts, low in chloride content, are prepared using as a promoter a mixture of an alcohol and an inorganic calcium salt other than chloride which is soluble in the alcohol mixture.
    Type: Grant
    Filed: November 10, 1992
    Date of Patent: November 9, 1993
    Assignee: The Lubrizol Corporation
    Inventors: Frank D. Burke, Jr., Jack L. Karn, Jody A. Kocsis