Patents by Inventor Peter G. Cheplick

Peter G. Cheplick 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).

  • Method of reducing ores
    Patent number: 4002466
    Abstract: Iron ore and a mixture of methane and hydrogen are fed into a plasma arc torch and form a swirling film of material that slowly descends the walls of the torch. The ore is reduced in the torch, and metallic iron is collected in a crucible below the torch.
    Type: Grant
    Filed: November 3, 1975
    Date of Patent: January 11, 1977
    Assignee: Bethlehem Steel Corporation
    Inventors: Donald R. MacRae, Richard G. Gold, William R. Sandall, Charles D. Thompson, Peter G. Cheplick