Patents by Inventor Velvin E. Harris

Velvin E. Harris 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).

  • Patent number: 4330912
    Abstract: A roll especially adapted for supporting alloy pipe and tubing during travel through an annealing furnace; the roll has a roll body constructed of at least one refractory casting mounted on a cooled shaft and having a reinforcing binder distributed substantially evenly throughout the refractory and a metal surface portion in surface contact with the pipe or tubing; there is no metal-to-metal contact between the cooled shaft and the metal surface portion of the roll body so that said surface portion is maintained at substantially the same temperature as the annealing furnace.
    Type: Grant
    Filed: June 18, 1980
    Date of Patent: May 25, 1982
    Assignee: Crucible Inc.
    Inventor: Velvin E. Harris