Using Halogen Containing Material Patents (Class 75/664)
  • Ultrasonic Probes With Gas Outlets for Degassing of Molten Metals
    Publication number: 20150135901
    Abstract: Ultrasonic probes containing a plurality of gas delivery channels are disclosed, as well as ultrasonic probes containing recessed areas near the tip of the probe. Ultrasonic devices containing these probes, and methods for molten metal degassing using these ultrasonic devices, also are disclosed.
    Type: Application
    Filed: November 17, 2014
    Publication date: May 21, 2015
    Inventor: Victor F. Rundquist
  • Mechanical separation of volatile metals at high temperatures
    Patent number: 6932853
    Abstract: A method of operating mechanical separation devices at high temperatures to separate various volatile metals, metal halides and metal oxides to produce high purity materials.
    Type: Grant
    Filed: June 27, 2003
    Date of Patent: August 23, 2005
    Assignee: Heritage Environmental Services LLC
    Inventors: James E. Bratina, Fred M. Fehsenfeld