Patents by Inventor George John Surland

George John Surland 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).

  • High activity amorphous silica-alumina catalyst
    Patent number: 3974099
    Abstract: An amorphous hydrocarbon cracking catalyst of high activity is prepared by mixing solutions of sodium silicate and sodium aluminate, allowing the gel and age, acidulating said gel to precipitate the excess aluminate and ion exchanging after drying to accomplish removal of the alkali metal.
    Type: Grant
    Filed: April 8, 1975
    Date of Patent: August 10, 1976
    Assignee: W. R. Grace & Co.
    Inventors: Roger Jean Lussier, John Storey Magee, Jr., Edwin Wolf Albers, George John Surland