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:
Aug. 20, 2019
Filed:
Mar. 26, 2015
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventors:
James E. Galford, Missouri City, TX (US);
Weijun Guo, Houston, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01T 7/00 (2006.01); G01V 13/00 (2006.01); G01T 1/202 (2006.01); G01T 1/208 (2006.01); G01V 5/12 (2006.01); E21B 47/00 (2012.01); G01T 1/40 (2006.01);
U.S. Cl.
CPC ...
G01V 13/00 (2013.01); E21B 47/00 (2013.01); G01T 1/202 (2013.01); G01T 1/208 (2013.01); G01T 1/40 (2013.01); G01T 7/005 (2013.01); G01V 5/12 (2013.01);
Abstract
A gamma-ray spectrometer calibration system comprises a photomultiplier tube and analysis electronics. The photomultiplier tube provides one or more reference signals that are analyzed relative to a spectrum by the analysis electronics to calibrate a gamma-ray spectrometer. Additional apparatus, methods, and systems are disclosed.