Patents by Inventor Mark E. Kenney

Mark E. Kenney 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).

  • Coal dewatering
    Patent number: 5346630
    Abstract: In the vacuum filtering of coal slurries, dewatering of the filter cake is achieved by contacting the coal with a C.sub.8 to C.sub.20 aliphatic carboxylic acid or a derivative thereof, especially sodium oleate. Reductions in moisture levels are thereby achieved in a cost-effective manner.
    Type: Grant
    Filed: March 15, 1993
    Date of Patent: September 13, 1994
    Assignee: Unilever Patent Holdings B.V.
    Inventor: Mark E. Kenney