Patents by Inventor Frank J. Dagata

Frank J. Dagata 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 for operating an electrode graphitization furnace
    Patent number: 5117439
    Abstract: The electric furnace operating cycle time is substantially reduced by directing water into the porous pack of carbonaceous material surrounding the electrodes at a water rate adjusted to maximize vaporization of water into steam within the porous pack while allowing the steam to escape without contacting the electrodes.
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: May 26, 1992
    Assignee: Ucar Carbon Technology Corporation
    Inventors: Frank J. Dagata, Kenneth G. Politowicz
  • Joint for carbon electrodes
    Patent number: 4813805
    Abstract: A joint for electrodes with a peg securing electrode members together produces an electrode joint of superior strength, and with resistance to thermal, and mechanical stress which tend to loosen the joint.
    Type: Grant
    Filed: May 5, 1988
    Date of Patent: March 21, 1989
    Assignee: Union Carbide Corporation
    Inventor: Frank J. Dagata
  • Electrode joint
    Patent number: 4725161
    Abstract: An electrode joint for connecting two electrode sections together including a threaded nipple screwed into a threaded socket within the end of one electrode section is provided with a reservoir containing a cementitious bonding material comprising pitch particles and a foaming agent selected from the group consisting of sulfur, nitrated decant oil, 2,4-dinitroanoline and mixtures thereof.
    Type: Grant
    Filed: September 5, 1986
    Date of Patent: February 16, 1988
    Assignee: Union Carbide Corporation
    Inventor: Frank J. Dagata