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:
Sep. 30, 2014
Filed:
Jun. 19, 2012
Applicants:
Anton Nikitin, Houston, TX (US);
Alexandr A. Vinokurov, Novosibirsk, RU;
Inventors:
Anton Nikitin, Houston, TX (US);
Alexandr A. Vinokurov, Novosibirsk, RU;
Assignee:
Baker Hughes Incorporated, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01T 1/16 (2006.01); G01V 5/10 (2006.01); G01V 5/12 (2006.01);
U.S. Cl.
CPC ...
G01V 5/101 (2013.01); G01V 5/125 (2013.01);
Abstract
A pulsed neutron source is used in a porosity logging tool with a single gamma ray detector coated with a neutron absorbing material. By using a ratio of the spectral peak associated with hydrogen to a spectral peak associated with the neutron absorbing material, the formation porosity is estimated.