Patents by Inventor Nakaba Tsutsui

Nakaba Tsutsui 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 for cleaning inside of pressure tight container for blasting treatment
    Patent number: 9028616
    Abstract: Provided is a method for cleaning the inside of a pressure tight container for a blasting treatment, wherein the inside of a pressure tight container can be cleaned for a short period of time after a blasting treatment.
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: May 12, 2015
    Assignee: Kobe Steel, Ltd.
    Inventors: Ryusuke Kitamura, Ryo Shimoike, Hisamitsu Shimoyama, Nakaba Tsutsui, Yoshitaka Yamane
  • Blast treatment method and blast treatment device
    Patent number: 8468945
    Abstract: A blast treatment method enables easy and safe blast treatment of ammunition having propellant provided with a warhead having a bursting charge and a propulsion unit having a propellant.
    Type: Grant
    Filed: March 24, 2010
    Date of Patent: June 25, 2013
    Assignee: Kobe Steel, Ltd.
    Inventors: Kenji Koide, Ryusuke Kitamura, Nakaba Tsutsui
  • Blast treatment method and blast treatment device
    Patent number: 8464624
    Abstract: A blast treatment method and an apparatus, which can perform the blast treatment of a treatment subject by using and securely initiating a blasting explosive having fluidity. The blast treatment method includes: a blasting preparation operation of housing a blasting explosive having fluidity in a container and placing the blasting explosive around a treatment subject as well as attaching an initiation device to the container; a housing operation of housing the container, the blasting explosive, and the treatment subject in a chamber; a decompression operation of decompressing the inside of the chamber; and a blasting operation of initiating the blasting explosive and blasting the treatment subject with the blasting explosive. In the decompression operation, the inside of the chamber is decompressed while a gas vent portion regulates the escape of the blasting explosive to the outside of the container and permits the escape of gases in the container to the outside.
    Type: Grant
    Filed: March 24, 2010
    Date of Patent: June 18, 2013
    Assignee: Kobe Steel, Ltd.
    Inventors: Kiyoshi Asahina, Kenji Koide, Takashi Gotou, Hideaki Shimoda, Ryusuke Kitamura, Nakaba Tsutsui
  • METHOD FOR CLEANING INSIDE OF PRESSURE TIGHT CONTAINER FOR BLASTING TREATMENT
    Publication number: 20130042890
    Abstract: Provided is a method for cleaning the inside of a pressure tight container for a blasting treatment, wherein the inside of a pressure tight container can be cleaned for a short period of time after a blasting treatment.
    Type: Application
    Filed: May 18, 2011
    Publication date: February 21, 2013
    Applicant: KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.)
    Inventors: Ryusuke Kitamura, Ryo Shimoike, Hisamitsu Shimoyama, Nakaba Tsutsui, Yoshitaka Yamane
  • BLAST TREATMENT METHOD AND BLAST TREATMENT DEVICE
    Publication number: 20120017752
    Abstract: A blast treatment method enables easy and safe blast treatment of ammunition having propellant provided with a warhead having a bursting charge and a propulsion unit having a propellant.
    Type: Application
    Filed: March 24, 2010
    Publication date: January 26, 2012
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Kenji Koide, Ryusuke Kitamura, Nakaba Tsutsui
  • BLAST TREATMENT METHOD AND BLAST TREATMENT DEVICE
    Publication number: 20120017753
    Abstract: A blast treatment method and an apparatus, which can perform the blast treatment of a treatment subject by using and securely initiating a blasting explosive having fluidity. The blast treatment method includes: a blasting preparation operation of housing a blasting explosive having fluidity in a container and placing the blasting explosive around a treatment subject as well as attaching an initiation device to the container; a housing operation of housing the container, the blasting explosive, and the treatment subject in a chamber; a decompression operation of decompressing the inside of the chamber; and a blasting operation of initiating the blasting explosive and blasting the treatment subject with the blasting explosive. In the decompression operation, the inside of the chamber is decompressed while a gas vent portion regulates the escape of the blasting explosive to the outside of the container and permits the escape of gases in the container to the outside.
    Type: Application
    Filed: March 24, 2010
    Publication date: January 26, 2012
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Kiyoshi Asahina, Kenji Koide, Takashi Gotou, Hideaki Shimoda, Ryusuke Kitamura, Nakaba Tsutsui