Patents by Inventor James T. Benson

James T. Benson 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).

  • Patent number: 5954872
    Abstract: The present invention is directed to a dry phosphate cement mixture and process for manufacture of same. The dry mixture includes at least Al(H.sub.2 PO.sub.4).sub.3, a group IIA metal bonded to oxygen, and an aggregate. The process for manufacturing cement includes associating the dry reagent with a substantially polar solvent, such as water. The total reagent concentration is formulated such that only nominally exothermic reactions are observed. The process accommodates variable setting times and provides resulting concrete which exhibits formidable structural integrity.
    Type: Grant
    Filed: April 14, 1997
    Date of Patent: September 21, 1999
    Assignee: Reno Refractories, Inc.
    Inventor: James T. Benson