Patents by Inventor Warren Staker

Warren Staker 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).

  • Bayer Process
    Publication number: 20240279075
    Abstract: A Bayer process increases oxalate removal in the red side of the Bayer process and at least substantially minimises, for example by at least substantially suppressing, precipitation of oxalates in the white side of the Bayer process.
    Type: Application
    Filed: April 30, 2024
    Publication date: August 22, 2024
    Inventors: Neil Hofstee, Alistair Gillespie, Tomas Mach, Warren Staker
  • Bayer process
    Patent number: 12006225
    Abstract: A Bayer process increases oxalate removal in the red side of the Bayer process and at least substantially minimises, for example by at least substantially suppressing, precipitation of oxalates in the white side of the Bayer process.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: June 11, 2024
    Assignee: Rio Tinto Alcan International Limited
    Inventors: Neil Hofstee, Alistair Gillespie, Tomas Mach, Warren Staker
  • Bayer Process
    Publication number: 20210009435
    Abstract: A Bayer process increases oxalate removal in the red side of the Bayer process and at least substantially minimises, for example by at least substantially suppressing, precipitation of oxalates in the white side of the Bayer process.
    Type: Application
    Filed: February 22, 2019
    Publication date: January 14, 2021
    Inventors: Neil Hofstee, Alistair Gillespie, Tomas Mach, Warren Staker