Patents by Inventor Kesao Katwuno

Kesao Katwuno 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).

  • Top dust collecting apparatus in coke quenching system
    Patent number: 4092222
    Abstract: A coke dry quenching installation has a cooling chamber having a top charging opening, a travelling crane above the cooling chamber, and a coke bucket on the travelling crane movable to a position above the top charging opening and having a cover thereon. A hopper chute is positioned between the coke bucket and the top charging opening on the cooling chamber and is movable laterally toward and away from a position over the top charging opening, the hopper chute having a bottom opening which when the hopper chute is over the top charging opening is aligned in substantial gas tight alignment with the top charging opening. The coke bucket has a bottom opening which engages in sealing engagement with the top opening of the hopper chute when the coke bucket is lowered toward the cooling chamber by the travelling crane.
    Type: Grant
    Filed: January 12, 1977
    Date of Patent: May 30, 1978
    Assignee: Nippon Steel Corporation
    Inventors: Seiji Kataoka, Tutomu Shimizu, Kesao Katwuno