Patents by Inventor Michael Brady

Michael Brady 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).

  • Substrates with calibrated pore size and catalysts employing the same
    Patent number: 4356113
    Abstract: This invention relates to a process for production of catalyst substrates and catalysts of calibrated pore size distribution by incorporation in and removal of particles of determined particle size from substrate or catalyst formulations.
    Type: Grant
    Filed: November 17, 1980
    Date of Patent: October 26, 1982
    Assignee: Filtrol Corporation
    Inventors: John Lim, Michael Brady, Kirk Novak
  • Attrition resistant zeolite containing catalyst
    Patent number: 4333857
    Abstract: An improvement in abrasion resistance is obtained in zeolite compositions containing alumina and clay in a matrix by employing comminuted zeolites.
    Type: Grant
    Filed: March 17, 1980
    Date of Patent: June 8, 1982
    Assignee: Filtrol Corporation
    Inventors: John Lim, Michael Brady, Dennis Stamires
  • Zeolite catalysts and method of producing the same
    Patent number: 4325845
    Abstract: This invention relates to a method of producing a zeolite containing cracking catalyst by employing a sodium silicate derived silica gel in combination with clay to form a catalyst having a good attrition resistance, low carbon, and hydrogen forming properties.
    Type: Grant
    Filed: November 9, 1979
    Date of Patent: April 20, 1982
    Assignee: Filtrol Corporation
    Inventors: John Lim, Michael Brady
  • Method of exchanging sodium zeolite
    Patent number: 4269815
    Abstract: This invention relates to improvements in the processes of exchanging zeolites, particularly zeolites of the faujasite type to reduce their sodium content by a multiple exchange under autogenous superatmospheric pressure.
    Type: Grant
    Filed: May 23, 1980
    Date of Patent: May 26, 1981
    Assignee: Filtrol Corporation
    Inventors: John Lim, Warren Huang, Michael Brady
  • Balanced alumina matrix in zeolite containing catalyst
    Patent number: 4206085
    Abstract: This invention relates to an improvement in the abrasion resistance of catalysts formulated from a mixture of an exchanged zeolite of the faujasite type, hydrated alumina and ammonium polysilicate or silica sol.
    Type: Grant
    Filed: January 15, 1979
    Date of Patent: June 3, 1980
    Assignee: Filtrol Corporation
    Inventors: John Lim, Dennis Stamires, Michael Brady