Patents Assigned to STILLWATER MINING COMPANY
  • Precious metals recovery
    Patent number: 11788170
    Abstract: Discloses a hydrometallurgical process and system for the recovery of precious metals; specifically palladium, rhodium, and platinum metals, at high purity and with limited waste and environmental fouling.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: October 17, 2023
    Assignee: Stillwater Mining Company
    Inventors: Dave Shuck, Jerry Kolstad, Mark Rapkoch, Grenvil Marquis Dunn
  • Precious metals recovery
    Patent number: 10316388
    Abstract: A hydrometallurgical process and system for the recovery of precious metals; specifically, palladium, rhodium, and platinum metals, at high purity and with limited waste and environmental fouling.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: June 11, 2019
    Assignee: Stillwater Mining Company
    Inventors: Dave Shuck, Jerry Kolstad, Mark Rapkoch, Grenvil Marquis Dunn
  • Precious metals recovery
    Patent number: 9347113
    Abstract: Discloses a hydrometallurgical process and system for the recovery of precious metals; specifically palladium, rhodium, and platinum metals, at high purity and with limited waste and environmental fouling.
    Type: Grant
    Filed: December 3, 2012
    Date of Patent: May 24, 2016
    Assignee: Stillwater Mining Company
    Inventors: Dave Shuck, Jerry Kolstad, Mark Rapkoch, Grenvil Marquis Dunn
  • PRECIOUS METALS RECOVERY
    Publication number: 20140373684
    Abstract: Discloses a hydrometallurgical process and system for the recovery of precious metals; specifically palladium, rhodium, and platinum metals, at high purity and with limited waste and environmental fouling.
    Type: Application
    Filed: December 3, 2012
    Publication date: December 25, 2014
    Applicant: STILLWATER MINING COMPANY
    Inventors: Dave Shuck, Jerry Kolstad, Mark Rapkoch, Grenvil Marquis Dunn