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. 19, 2008
Filed:
Dec. 26, 2007
Applicants:
Soon Seong Chee, Kokubunji, JP;
Remy Parmentier, Boulogne-Billancourt, FR;
Xu Wu, Paris, FR;
Colin Wilson, Kawasaki, JP;
Juei Igarashi, Yokohama, JP;
Inventors:
Soon Seong Chee, Kokubunji, JP;
Remy Parmentier, Boulogne-Billancourt, FR;
Xu Wu, Paris, FR;
Colin Wilson, Kawasaki, JP;
Juei Igarashi, Yokohama, JP;
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Systems and methods for optically determining casing collar and/or corrosion locations within boreholes, using the diffraction effect of Faraday crystals through which depolarized continuous light is transmitted within optical fibers.
Chee, Soon. (2008). Optical fiber system and method for wellhole sensing of magnetic permeability using diffraction effect of faraday rotator (U.S. Patent No. 7413011). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7413011
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile