Patents by Inventor Thomas E. Block

Thomas E. Block 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 producing pseudoboehmites
    Patent number: 4313923
    Abstract: Method of producing pseudoboehmite by reacting an aluminum salt with an aluminate.
    Type: Grant
    Filed: December 29, 1980
    Date of Patent: February 2, 1982
    Assignee: Filtrol Corporation
    Inventors: Thomas E. Block, Julius Scherzer