Patents by Inventor Rickey G. Crandall

Rickey G. Crandall 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).

  • SAND CATCHER FOR PRODUCTION OF STEEL AND OTHER METALS
    Publication number: 20080073053
    Abstract: A device and method for improved production of steel and other metals. The device and method captures sand or other insulating material used in the handling of molten metals and prevents or minimizes contamination of finished or intermediate metal products with said sand or other insulating material.
    Type: Application
    Filed: September 22, 2006
    Publication date: March 27, 2008
    Inventors: James Michael Shepherd, Rickey G. Crandall, John Carl Holderfield