Patents Represented by Attorney Vincent J. Vasta

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  • Catalytic cracking catalysts using silicoaluminophosphate molecular sieves
    Patent number: 4666875
    Abstract: Cracking catalysts containing silicoaluminophosphate molecular sieves are disclosed. Such catalysts are derived from specific silicoaluminophosphate molecular sieves of U.S. Pat. No. 4,440,871. The catalyst when used for the conversion of hydrocarbons provide product mixtures different from those obtained by use of aluminosilicates based catalysts.
    Type: Grant
    Filed: May 9, 1986
    Date of Patent: May 19, 1987
    Assignee: Union Carbide Corporation
    Inventors: Regis J. Pellet, Peter K. Coughlin, Mark T. Staniulis, Gary N. Long, Jule A. Rabo