Patents Represented by Attorney C. W. Stewart

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  • Fluidizable sulfur sorbent and fluidized sorption process
    Patent number: 5439867
    Abstract: Provided is an improved process for removing hydrogen sulfide from fluid streams by contacting a hydrogen sulfide contaminated fluid stream with a novel fluidizable sorbent composition comprising zinc oxide, alumina and silica. Further provided is a novel method for producing a fluidizable sorbent composition containing zinc oxide, alumina and silica.
    Type: Grant
    Filed: March 4, 1994
    Date of Patent: August 8, 1995
    Assignee: Phillips Petroleum Company
    Inventors: Gyanesh P. Khare, Bryan W. Cass