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:
Jul. 12, 2016
Filed:
Aug. 10, 2012
Yoshinori Koyama, Tokyo, JP;
Yasunari Shibata, Tokyo, JP;
Osamu Shinada, Tokyo, JP;
Katsuhiko Yokohama, Tokyo, JP;
Taketoshi Sakae, Tokyo, JP;
Koji Nishimura, Tokyo, JP;
Naoto Nakayama, Tokyo, JP;
Yoshinori Koyama, Tokyo, JP;
Yasunari Shibata, Tokyo, JP;
Osamu Shinada, Tokyo, JP;
Katsuhiko Yokohama, Tokyo, JP;
Taketoshi Sakae, Tokyo, JP;
Koji Nishimura, Tokyo, JP;
Naoto Nakayama, Tokyo, JP;
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Abstract
The present invention includes: a char feeding hopper body that feeds separated char toward a coal gasifier; a char communicating tube that communicates with a bottom portion of the char feeding hopper body and extends in a vertical axis direction; fluid gas feeding means that is provided at a bottom portion side of the char feeding hopper body and feeds fluid gas to an inside thereof; a radiation source section that emits γ-rays toward an inside of the char communicating tube in which a level of the char reaches a level Hwhich is the same level as a level Hof the char in the char feeding hopper as a result of feeding of the fluid gas; and a γ-ray detector that is provided along a vertical axis direction of the char communicating tube and detects the emitted γ-rays.