Patents by Inventor Zenji Kato

Zenji Kato 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).

  • Indirect heat-drying apparatus, indirect heat-drying method of drying substance to be dried, and method and apparatus for producing solid fuel
    Patent number: 8580000
    Abstract: The present invention provides an indirect heat-drying apparatus that is resistant to adhesion of the substance to be dried on heating pipes and gives a product having a desired and stabilized liquid content. The present invention relates to an indirect heat-drying apparatus, comprising two indirect-heating rotary dryers, i.e., the first and second indirect-heating rotary dryers that are arranged in series so that the dried substance from the first indirect-heating rotary dryer is supplied to and dried in the second indirect-heating rotary dryer as the substance to be dried; and a carrier gas-supplying means of supplying the carrier gas co-currently in the first indirect-heating rotary dryer and counter-currently in the second indirect-heating rotary dryer, with respect to the flow direction from the substance to be dried.
    Type: Grant
    Filed: August 21, 2008
    Date of Patent: November 12, 2013
    Assignees: Kobe Steel, Ltd., Tsukishima Kikai Co., Ltd.
    Inventors: Tetsuya Deguchi, Takuo Shigehisa, Masayasu Ito, Zenji Kato, Yuko Sugita
  • INDIRECT HEAT-DRYING APPARATUS, INDIRECT HEAT-DRYING METHOD OF DRYING SUBSTANCE TO BE DRIED, AND METHOD AND APPARATUS FOR PRODUCING SOLID FUEL
    Publication number: 20110041393
    Abstract: The present invention provides an indirect heat-drying apparatus that is resistant to adhesion of the substance to be dried on heating pipes and gives a product having a desired and stabilized liquid content. The present invention relates to an indirect heat-drying apparatus, comprising two indirect-heating rotary dryers, i.e., the first and second indirect-heating rotary dryers that are arranged in series so that the dried substance from the first indirect-heating rotary dryer is supplied to and dried in the second indirect-heating rotary dryer as the substance to be dried; and a carrier gas-supplying means of supplying the carrier gas co-currently in the first indirect-heating rotary dryer and counter-currently in the second indirect-heating rotary dryer, with respect to the flow direction from the substance to be dried.
    Type: Application
    Filed: August 21, 2008
    Publication date: February 24, 2011
    Applicants: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.), Tsukishima Kikai Co., Ltd.
    Inventors: Satoru Sugita, Yuko Sugita, Tetsuya Deguchi, Takuo Shigehisa, Masayasu Ito, Zenji Kato