Patents by Inventor Wayne D. Jensen

Wayne D. Jensen 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).

  • Centrifugation process for separating polyhalogenated product from product centrate
    Patent number: 5246601
    Abstract: This invention relates to an improvement in a process for centrifuging a polyhalogenated product, the improvement comprising enhancing the porosity of a centrifuge filter cloth subsequent to one or more centrifugation cycles by effectively treating the centrifuge filter cloth with an amount of filter cloth treatment solution and at a temperature which are sufficient to enhance the centrifuge filter cloth porosity.
    Type: Grant
    Filed: March 16, 1992
    Date of Patent: September 21, 1993
    Assignee: Ethyl Corporation
    Inventor: Wayne D. Jensen
  • Stripping process for water removal from alcohol
    Patent number: 5091057
    Abstract: A process for obtaining a substantially dry alcohol from a mixture comprising alcohol and water in a non-azeotropic amount by utilizing at least a portion of the alcohol in the mixture as the stripping medium.
    Type: Grant
    Filed: July 20, 1990
    Date of Patent: February 25, 1992
    Assignee: Ethyl Corporation
    Inventor: Wayne D. Jensen
  • Process for producing substituted pyrroles
    Patent number: 4374254
    Abstract: A process for preparing 5-aroylpyrrole compounds and recovering them from crude solutions by extracting with a mixed organic extractant such as an aromatic hydrocarbon-alkanol mixture followed by aqueous extraction with a base, decolorizing, and recovering the 5-aroylpyrrole compound for final purification.
    Type: Grant
    Filed: January 23, 1981
    Date of Patent: February 15, 1983
    Assignee: Ethyl Corporation
    Inventors: James T. F. Kao, Wayne D. Jensen