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. 21, 2021

Filed:

Jul. 20, 2016
Applicants:

Pietro Fiorentini Spa, Arcugnano, IT;

Pietro Fiorentini (Usa), Inc, Wheeling, WV (US);

Inventors:

Margaret Waid, Houston, TX (US);

Mohamed Hashem, Houston, TX (US);

Paolo Nardi, Milan, IT;

Michael Yuratich, Hamble, GB;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 49/10 (2006.01); G01V 5/10 (2006.01); E21B 33/12 (2006.01); E21B 49/00 (2006.01); E21B 49/08 (2006.01);
U.S. Cl.
CPC ...
E21B 49/10 (2013.01); E21B 33/12 (2013.01); E21B 49/008 (2013.01); E21B 49/08 (2013.01); E21B 49/081 (2013.01); E21B 49/088 (2013.01); G01V 5/107 (2013.01); G01V 5/108 (2013.01); E21B 49/0875 (2020.05);
Abstract

Methods and systems for measuring neutron sigma of downhole reservoir as a function of time for a predetermined testing volume are disclosed. The methods and systems of the present invention analyze the testing volume while maintaining the formation in the testing volume in an unchanged and undamaged state and while dynamically flowing fluids in and out of the testing volume. The systems and methods of the present invention are especially important in determining petrophysical information about the reservoir as well as the in-situ effect of substances on enhanced oil recovery.


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