Patents by Inventor Grady R. Hogg, Jr.

Grady R. Hogg, Jr. 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).

  • Composite electrode for arc furnace
    Patent number: 4451926
    Abstract: A composite electrode for an electric arc smelting furnace has a metal liquid cooled upper clamped section, a consumable graphite lower section and a metal liquid cooled connecting pin. The upper section is fitted with loosely fitting arcuate graphite segments (46) over the area of the electrode held in the electrode power clamp during furnace operation.
    Type: Grant
    Filed: August 3, 1982
    Date of Patent: May 29, 1984
    Assignee: Great Lakes Carbon Corporation
    Inventors: Grady R. Hogg, Jr., Nathan S. Tanner
  • Composite electrode for arc furnace
    Patent number: 4417344
    Abstract: A composite electrode for an arc smelting furnace comprising a water cooled aluminum upper clamped section 12, a hollow metal nipple 42, protected by refractory rings 46 in the unclamped area and a consumable graphite electrode 54.
    Type: Grant
    Filed: August 3, 1982
    Date of Patent: November 22, 1983
    Assignee: Great Lakes Carbon Corporation
    Inventors: Grady R. Hogg, Jr., Nathan S. Tanner
  • Composite electrode for arc furnace
    Patent number: 4416014
    Abstract: A composite electrode for an electric arc smelting furnace has a metal liquid cooled upper clamped section, a consumable graphite lower section and a metal liquid cooled connecting pin. The upper section is fitted with rectangle-shaped tiles of graphite (33) over the area of the electrode held in the electrode power clamp during furnace operation.
    Type: Grant
    Filed: August 3, 1982
    Date of Patent: November 15, 1983
    Assignee: Great Lakes Carbon Corporation
    Inventors: Grady R. Hogg, Jr., Nathan S. Tanner