Patents by Inventor Fawzy G. Sherif

Fawzy G. Sherif 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).

  • Sulfuric acid catalyst containing vanadium and process therefor
    Patent number: 4126578
    Abstract: A sulfuric acid catalyst is made by wetting a silica carrier having an alumina content between about 2.5 and about 5.0 percent by weight with an aqueous solution of potassium vanadate and a potassium salt of an acid having a pK.sub.a between about 3 and about 7, drying the wet carrier and then sulfating the carrier.
    Type: Grant
    Filed: July 18, 1977
    Date of Patent: November 21, 1978
    Assignee: Stauffer Chemical Company
    Inventor: Fawzy G. Sherif