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:
Oct. 13, 2020

Filed:

Dec. 14, 2018
Applicant:

Reeves Wireline Technologies Limited, Leicestershire, GB;

Inventor:

Darren Chaney, Leicestershire, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 3/20 (2006.01); G01V 3/38 (2006.01); G01V 3/30 (2006.01); G01V 3/28 (2006.01);
U.S. Cl.
CPC ...
G01V 3/20 (2013.01); G01V 3/30 (2013.01); G01V 3/38 (2013.01); G01V 3/28 (2013.01);
Abstract

Apparatus () for use in determining values of properties of n layers () of a borehole () formed in the Earth's crust () comprises a plurality of at least (2n-1) sensor members () of mutually differing, known or calculable, geometric factors, as defined with reference to a sample under investigation comprising n layers. The sensor members () are capable of detecting reflected or transmitted electromagnetic energy and the apparatus () includes one or more supports (') for supporting the sensor members () in a said borehole () adjacent and/or in contact with one or more said layers (), the apparatus () being capable of causing transmission of electromagnetic energy along, and/or reflection of electromagnetic energy at, each sensor member () in a manner permitting the calculation of values of properties of such layers () based on reflected or transmitted energy values detected at the sensor members ().


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