Patents Represented by Attorney Erich Joseph Gess

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  • Treatment of engine exhaust using molecular sieve SSZ-73
    Patent number: 7992375
    Abstract: The present invention relates to new crystalline, essentially all silicon oxide molecular sieve SSZ-73 prepared using a 3-ethyl-1,3,8,8-tetramethyl-3-azoniabicyclo[3.2.1]octane cation as a structure-directing agent, and its use in treating engine exhaust.
    Type: Grant
    Filed: December 27, 2005
    Date of Patent: August 9, 2011
    Assignee: Chevron U.S.A. Inc.
    Inventors: Stacey Zones, Allen Burton