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:
May. 16, 2023

Filed:

May. 23, 2018
Applicant:

Schlumberger Technology Corporation, Sugar Land, TX (US);

Inventors:

Yi-Qiao Song, Newton Center, MA (US);

Ravinath Kausik Kadayam Viswanathan, Sharon, MA (US);

Martin Hurlimann, Newton, MA (US);

Vivek Anand, Sugar Land, TX (US);

Albina Mutina, Sugar Land, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 3/32 (2006.01); G01N 24/08 (2006.01); G01R 33/56 (2006.01); G01R 33/44 (2006.01);
U.S. Cl.
CPC ...
G01V 3/32 (2013.01); G01N 24/081 (2013.01); G01R 33/5608 (2013.01); G01R 33/448 (2013.01);
Abstract

Downhole properties of a geological formation may be determined using nuclear magnetic resonance (NMR) measurements obtained by a moving tool. To do so, an interpretation of the NMR data obtained by the moving data may take into account a moving model, characterization, or calibration of the downhole NMR tool. Additionally or alternatively, a partial interpretation mask may exclude interpretation of certain areas of data (e.g., T1-T2 data points or diffusion-T2 data points) that are expected to be less likely to describe downhole materials of interest.


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