Patents by Inventor William G. Vardell, Jr.

William G. Vardell, 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).

  • Recovery of crude tall oil
    Patent number: 4075188
    Abstract: There is disclosed a process for the recovery of fatty acids and rosin acids from tall oil soap by acidification of crude soap with carbon dioxide in the presence of a water-immiscible solvent.
    Type: Grant
    Filed: February 2, 1976
    Date of Patent: February 21, 1978
    Assignee: Westvaco Corporation
    Inventor: William G. Vardell, Jr.