Patents Represented by Attorney Gerald T. Hughes
  • Patent number: 7456123
    Abstract: This invention relates to a mesoporous catalytic cracking catalyst, a process for the production of such catalysts, and a process utilizing such catalysts in cracking operations. The mesoporous fluidized catalytic cracking catalyst is selective for minimizing the production of coke and light gas. The catalyst comprises an amorphous, porous matrix having pores ranging in diameter from about 1 ? to about 10 ? and ranging in diameter from about 40 ? to about 500 ?, but substantially free of pores ranging in diameter from about 10 ? to about 40 ?.
    Type: Grant
    Filed: April 14, 2005
    Date of Patent: November 25, 2008
    Assignee: Exxonmobil Research and Engineering Company
    Inventor: William A. Wachter