Patents by Inventor Mitsuru Sakuta

Mitsuru Sakuta 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 of and apparatus for discharging sedimentary solid particles
    Patent number: 5853597
    Abstract: The present invention provides a method of and an apparatus for efficiently and economically discharging solid particles, which have sedimented on the bottom of a tank, out from the tank. A liquid is ejected from an ejector installed in the tank to move the sedimented solid particles to a predetermined place from which the sedimented solid particles are discharged out from the tank. Further, a solution which contains sedimentary solid particles is cooled and the solid particles are efficiently separated by a solid-liquid separator.
    Type: Grant
    Filed: May 19, 1997
    Date of Patent: December 29, 1998
    Assignee: Kawasaki Steel Corporation
    Inventors: Masahiro Yoshioka, Masahiko Ito, Mitsuru Sakuta, Makoto Suzuki, Masaharu Ikeda