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:
Feb. 16, 2016

Filed:

Jun. 14, 2013
Applicant:

Baker Hughes Incorporated, Houston, TX (US);

Inventors:

Maxim Vasilyev, The Woodlands, TX (US);

Toyli Anniyev, The Woodlands, TX (US);

Steven M. Bliven, Magnolia, TX (US);

Andrey Federov, Minsk, BY;

Mikhail Korjik, Minsk, BY;

Assignee:

BAKER HUGHES INCORPORATED, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 5/10 (2006.01); G01V 5/08 (2006.01);
U.S. Cl.
CPC ...
G01V 5/107 (2013.01); G01V 5/08 (2013.01);
Abstract

An apparatus and method for detecting radiation in a borehole intersecting an earth formation. The apparatus may include a neutron sensitive scintillation media and at least one optically transparent neutron absorptive material optically coupled to the media, which may be positioned to prevent incident neutrons from reaching a neutron-shaded surface of the media, and to provide directional sensitivity. The neutron absorptive material may comprise a light guide optically coupled to the neutron sensitive scintillation media. The scintillation media may be disposed within the at least one optically transparent neutron absorptive material, which may be configured to prevent substantially all incident neutrons having an incident neutron energy below a selected energy threshold from reaching the media. The selected energy threshold may be approximately 0.2 eV. A neutron-reflecting material may be disposed within the scintillation media. The neutron-reflecting material may comprise a light guide optically coupled to the neutron sensitive scintillation media.


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