Patents by Inventor Andrew Smethurst

Andrew Smethurst 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).

  • Composition for application as a flotation frother
    Patent number: 8999188
    Abstract: The present disclosure provides a froth flotation composition including a cycloaliphatic alcohol and a reaction product of the cycloaliphatic alcohol and propylene oxide. The froth flotation composition is especially suited for use in ore and coal flotation processes.
    Type: Grant
    Filed: September 26, 2011
    Date of Patent: April 7, 2015
    Assignee: Huntsman Corporation Australia Pty Limited
    Inventors: Salvatore Lazzaro, Andrew Smethurst, Rodney Walter Parr, Lubos Sadek, Jason Sukbeom Hong
  • Novel Composition for Application as a Flotation Frother
    Publication number: 20130270475
    Abstract: The present disclosure provides a froth flotation composition including a cycloaliphatic alcohol and a reaction product of the cycloaliphatic alcohol and propylene oxide. The froth flotation composition is especially suited for use in ore and coal flotation processes.
    Type: Application
    Filed: September 26, 2011
    Publication date: October 17, 2013
    Applicant: HUNTSMAN CORPORATION AUSTRALIA PTY LIMITED
    Inventors: Salvatore Lazzaro, Andrew Smethurst, Rodney Walter Parr, Lubos Sadek, Jason Sukbeom Hong