Patents by Inventor Jisaku Tanimichi

Jisaku Tanimichi 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).

  • Process for deashing coal
    Patent number: 4762526
    Abstract: Disclosed is a process for deashing coal, which comprises the following steps (a) to (e):(a) crushing coal to form crushed coal having a particle size distribution of 0.05 to 15 mm and an average particle size of 0.5 to 2 mm,(b) producing an aqueous slurry comprising the crushed coal, 1 to 4 wt.
    Type: Grant
    Filed: August 26, 1986
    Date of Patent: August 9, 1988
    Assignees: The Tokyo Electric Power Co., Inc., Mitsui Engineering & Shipbuilding Co., Ltd., Mitsui & Co., Ltd.
    Inventors: Taiichi Funaji, Haruo Iso, Jisaku Tanimichi, Kenichi Nagata, Toshiaki Murata, Hideto Mitsui
  • Coal pellets production
    Patent number: 4420445
    Abstract: Disclosed is a method for the production of coal pellets for the penetration of finely pulverized coal particles suitable for combustion in a coal burner, which comprises the steps of milling raw coal, preparing a coal particle mixture comprising coarser particles and finer particles of the milled raw coal, and adding a binder to the coal particle mixture to produce coal pellets having the coarser coal particles as nuclei and the finer coal particles attached around the nuclei; the coal pellets so-obtained may be pulverized to provide finely divided coal particles.
    Type: Grant
    Filed: January 5, 1982
    Date of Patent: December 13, 1983
    Assignee: Mitsui Engineering & Shipbuilding Co., Ltd.
    Inventors: Sueshi Yamamoto, Kenichi Nagata, Jisaku Tanimichi, Yoshiharu Takebe