Patents by Inventor Sandra Liberts

Sandra Liberts 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).

  • Patent number: 4554393
    Abstract: A process for the production of aromatic compounds from low-molecular weight predominantly paraffinic feedstock which comprises contacting the feedstock in a first reactor with a dehydrogenation catalyst to produce a first reaction product containing alkenes; contacting said first reaction product in a second reactor with a crystalline aluminosilicate catalyst to produce a second reaction product containing aromatics; and separating an aromatic-rich fraction therefrom. In a preferred embodiment the feedstock consists essentially of propane and/or butane.
    Type: Grant
    Filed: April 18, 1983
    Date of Patent: November 19, 1985
    Assignees: The Broken Hill Proprietary Company Limited, Commonwealth Scientific and Industrial Research Organisation
    Inventors: Sandra Liberts, Jack G. Creer, Thomas Mole