Patents by Inventor Hanson L. Guidry

Hanson L. Guidry 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: 4144194
    Abstract: A zeolite promoted hydrocarbon conversion catalyst prepared by combining Y-type zeolite and a silicate containing mother liquor obtained as a by-product in the preparation of Y-type zeolite with clay and inorganic amorphous matrix forming components. The catalyst composition is preferably exchanged with rare earth and/or hydrogen ions and utilized in the cracking of hydrocarbons.
    Type: Grant
    Filed: November 7, 1974
    Date of Patent: March 13, 1979
    Assignee: W. R. Grace & Co.
    Inventor: Hanson L. Guidry
  • Patent number: 4126579
    Abstract: A process for preparing a silica gel bound zeolite containing catalyst by preparing an acidic silica sol and alkaline zeolite slurry feed streams, rapidly and homogeneously mixing the streams to form a rapidly gelling mixture, and spraying the mixture to produce gelled particles of catalyst.
    Type: Grant
    Filed: July 12, 1977
    Date of Patent: November 21, 1978
    Assignee: W. R. Grace & Co.
    Inventors: Theodore V. Flaherty, Jr., Richard J. Nozemack, Hanson L. Guidry