Patents by Inventor Randell D. Partridge

Randell D. Partridge 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).

  • Catalytic dewaxing process with zeolite beta
    Patent number: 4501926
    Abstract: Hydrocarbon feedstocks such as distillate fuel oils and gas oils are dewaxed by isomerizing the waxy components over a zeolite beta catalyst. The process may be carried out in the presence or absence of added hydrogen. Preferred catalysts have a zeolite silica:alumina ratio over 100:1.
    Type: Grant
    Filed: September 16, 1983
    Date of Patent: February 26, 1985
    Assignee: Mobil Oil Corporation
    Inventors: Rene B. LaPierre, Randell D. Partridge, Nai Y. Chen, Steven S. Wong