Patents by Inventor James L. Kuester

James L. Kuester 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).

  • Process of producing liquid hydrocarbon fuels from biomass
    Patent number: 4678860
    Abstract: A continuous thermochemical indirect liquefaction process to convert various biomass materials into diesel-type transportation fuels which fuels are compatible with current engine designs and distribution systems comprising feeding said biomass into a circulating solid fluidized bed gasification system to produce a synthesis gas containing olefins, hydrogen and carbon monoxide and thereafter introducing the synthesis gas into a catalytic liquefaction system to convert the synthesis gas into liquid hydrocarbon fuel consisting essentially of C.sub.7 -C.sub.17 paraffinic hydrocarbons having cetane indices of 50+.
    Type: Grant
    Filed: October 4, 1985
    Date of Patent: July 7, 1987
    Assignee: Arizona Board of Regents
    Inventor: James L. Kuester