Patents by Inventor Alphonse T. LoBue

Alphonse T. LoBue 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).

  • Self-replenishing seal for the gas offtake piping of a coke oven and sealing method
    Patent number: 4286792
    Abstract: A self-replenishing seal for the gas offtake piping of a coke oven and sealing method. The collector main with which the piping communicates has a trough containing a body of liquid. The end of the piping extends into the liquid to provide a seal which permits relative movement. The trough is located under a nozzle which supplies flushing liquor to the main. Flushing liquor from the nozzle automatically replenishes liquid lost from the trough.
    Type: Grant
    Filed: March 10, 1980
    Date of Patent: September 1, 1981
    Assignee: United States Steel Corporation
    Inventors: Robert E. Hagedorn, Alphonse T. Lobue, Joseph G. Uhlman
  • Method and apparatus for discharging material from a shaft furnace
    Patent number: 4252299
    Abstract: A method and apparatus for discharging freshly reduced material from a shaft furnace and controlling release of spent reducing gases so that they are not a hazard. The apparatus includes a pair of surge bins and means for directing material selectively to either bin. Gas-seal valves having purge means are located above the respective bins. Gas-seal flapper valves are located below and are movable to positions wholly out of the path of material discharging from the bins.
    Type: Grant
    Filed: January 8, 1979
    Date of Patent: February 24, 1981
    Assignee: United States Steel Corporation
    Inventor: Alphonse T. LoBue