Patents by Inventor James J. Blazek, Sr.

James J. Blazek, Sr. 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).

  • Addition of olefins to cat cracker feed to modify product selectivity and quality
    Patent number: 4146465
    Abstract: A process for increasing the octane rating of gasoline and decreasing the quantity of coke produced by a catalytic cracking process by adding C.sub.2 to C.sub.6 linear olefins to the feed to the reactor with a zeolite containing cracking catalyst. The olefins may be added separately or mixed with the gas oil feed just before the oil preheat section ahead of the reactor.
    Type: Grant
    Filed: February 10, 1978
    Date of Patent: March 27, 1979
    Assignee: W. R. Grace & Co.
    Inventors: James J. Blazek, Sr., Ronald E. Ritter