The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 18, 2013
Filed:
Mar. 24, 2010
Kiyoshi Asahina, Kobe, JP;
Kenji Koide, Kobe, JP;
Takashi Gotou, Kobe, JP;
Hideaki Shimoda, Kobe, JP;
Ryusuke Kitamura, Kobe, JP;
Nakaba Tsutsui, Kobe, JP;
Kiyoshi Asahina, Kobe, JP;
Kenji Koide, Kobe, JP;
Takashi Gotou, Kobe, JP;
Hideaki Shimoda, Kobe, JP;
Ryusuke Kitamura, Kobe, JP;
Nakaba Tsutsui, Kobe, JP;
Kobe Steel, Ltd., Kobe-shi, JP;
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.