Patents by Inventor Clive Roscoe

Clive Roscoe 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).

  • Systems and methods for alumina production
    Patent number: 11584657
    Abstract: A method for isolating a humic substance from alumina process liquor is provided herein. Separate from or within the method, bauxite is processed to form the alumina process liquor. The method includes providing a diallyldimethylammonium chloride-containing polymer. The method further includes providing an amine-containing polymer. The method further includes combining the diallyl dimethyl ammonium chloride, the amine-containing polymer, and the alumina process liquor, to isolate the humic substance from the alumina process liquor.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: February 21, 2023
    Assignee: Solenis Technologies, L.P.
    Inventors: Clive Roscoe, Lawrence J. Andermann
  • SYSTEMS AND METHODS FOR ALUMINA PRODUCTION
    Publication number: 20200031683
    Abstract: A method for isolating a humic substance from alumina process liquor is provided herein. Separate from or within the method, bauxite is processed to form the alumina process liquor. The method includes providing a diallyldimethylammonium chloride-containing polymer. The method further includes providing an amine-containing polymer. The method further includes combining the diallyl dimethyl ammonium chloride, the amine-containing polymer, and the alumina process liquor, to isolate the humic substance from the alumina process liquor.
    Type: Application
    Filed: July 29, 2019
    Publication date: January 30, 2020
    Applicant: SOLENIS TECHNOLOGIES, L.P.
    Inventors: Clive Roscoe, Lawrence J. Andermann