Patents by Inventor Hans Borst

Hans Borst 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).

  • Dewaxing with a polymerized polyol ester dewaxing aid
    Patent number: 4105539
    Abstract: A process for de-waxing oil comprises dissolving a polymerized polyol ester blend in a waxy oil, optionally with a solvent or diluent and cooling to crystallize out the wax using acids in the C.sub.8 to C.sub.24 range to form the esters.
    Type: Grant
    Filed: November 17, 1976
    Date of Patent: August 8, 1978
    Assignee: Internationale Octrooi Maatschappij "Octropa" B.V.
    Inventors: Hans Borst, Reginald D. O. Evans, John A. Rand