Patents by Inventor Yosio Kawase

Yosio Kawase 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).

  • Anode paste filling apparatus for an aluminum electrolytic cell
    Patent number: 4148706
    Abstract: An apparatus for filling an anode paste in an anode hole formed when an anode contact stud is pulled out from the anode of a vertical Soderberg aluminum electrolytic cell comprises horizontally moveable anode paste charging arm with an anode paste conveying means and a hopper for storing the anode paste and feeding the paste to the anode paste charging arm when required, the arm and the hopper being provided at a support movable along the electrolytic cell.
    Type: Grant
    Filed: February 2, 1978
    Date of Patent: April 10, 1979
    Assignee: Sumitomo Aluminium Smelting Co., Ltd.
    Inventors: Tadaaki Ohiwa, Yosio Kawase