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:
Jul. 14, 2015
Filed:
Dec. 06, 2011
Applicants:
Timur Zharnikov, Moscow, RU;
Masafumi Fukuhara, Moscow, RU;
Alexander F. Zazovsky, Houston, TX (US);
Fernando Garcia-osuna, Sugar Land, TX (US);
Inventors:
Timur Zharnikov, Moscow, RU;
Masafumi Fukuhara, Moscow, RU;
Alexander F. Zazovsky, Houston, TX (US);
Fernando Garcia-Osuna, Sugar Land, TX (US);
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 1/50 (2006.01);
U.S. Cl.
CPC ...
G01V 1/50 (2013.01);
Abstract
The method of a mud cake thickness determination provides sending short high-frequency signals into a formation from at least two positions located at different distances from the mud cake and recording arrival times of reflected echo signals. The mud cake thickness is determined based on the time measured.