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.

Date of Patent:
Sep. 02, 2014

Filed:

Jul. 16, 2013
Applicants:

Japan Atomic Energy Agency, Tokai-mura, JP;

Hoshin Electronics Co., Ltd., Kawasaki, JP;

Chichibu Fuji Co., Ltd., Saitama, JP;

Inventors:

Tatsuya Nakamura, Naka, JP;

Masaki Katagiri, Naka, JP;

Masumi Ebine, Naka, JP;

Atsushi Birumachi, Naka, JP;

Akira Ohzu, Naka, JP;

Yutaka Yoribayashi, Kawasaki, JP;

Noriaki Tsutsui, Oganao, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01T 3/06 (2006.01);
U.S. Cl.
CPC ...
G01T 3/06 (2013.01);
Abstract

A neutron detector withoutHe gas, provided with a translucent type plate neutron scintillator having the structure capable to emit fluorescence from double-sides; the neutron scintillator is composed of ZnS fluorescent substance and a neutron converter which containsLi orB, and arranged at an angle of 45 degrees from the neutrons which are incident in parallel all together, inside of a cylindrical detector housing with the circular or square section where the specular reflector with the reflectance of 90% or more is arranged internally, and the fluorescence emitted when the neutron enters the scintillator is detected by two photo multipliers arranged on both sides, and signals output from these two photo multipliers are processed to be taken out as a neutron signal.


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