Patents by Inventor Le Vi Huynh

Le Vi Huynh 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).

  • Method for improving flotation cell performance
    Patent number: 8881911
    Abstract: A method of operating a flotation cell wherein a feed stream containing particles is provided to the flotation cell wherein a proportion of the particles rise in the cell and exit the cell in a concentrate stream and a proportion of the particles sink in the cell, wherein at least a portion of the particles that sink in the cell are subject to a classification process to produce classified particles and at least a portion of the classified particles are recycled to the flotation cell.
    Type: Grant
    Filed: August 15, 2008
    Date of Patent: November 11, 2014
    Assignee: Xstrata Technology Pty Ltd.
    Inventors: Michael Francis Young, Le Vi Huynh, Brenton Burford
  • METHOD FOR IMPROVING FLOTATION CELL PERFORMANCE
    Publication number: 20110174696
    Abstract: A method of operating a flotation cell wherein a feed stream containing particles is provided to the flotation cell wherein a proportion of the particles rise in the cell and exit the cell in a concentrate stream and a proportion of the particles sink in the cell, wherein at least a portion of the particles that sink in the cell are subject to a classification process to produce classified particles and at least a portion of the classified particles are recycled to the flotation cell.
    Type: Application
    Filed: August 15, 2008
    Publication date: July 21, 2011
    Applicant: Xstrata Technology Pty Ltd.
    Inventors: Michael Francis Young, Le Vi Huynh, Brenton Burford
  • OIL SANDS FLOTATION
    Publication number: 20100230326
    Abstract: An oil sands flotation circuit wherein a feed stream is fed to a bank comprising at least one rougher flotation cell producing a rougher concentrate stream and a rougher tailings stream, said rougher concentrate stream being fed to a bank comprising at least one cleaner flotation cell producing a cleaner concentrate stream and a cleaner tailings stream.
    Type: Application
    Filed: May 16, 2008
    Publication date: September 16, 2010
    Inventors: Michael Francis Young, Le Vi Huynh