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. 15, 2006
Filed:
Jan. 14, 2004
Thomas D. Barber, Houston, TX (US);
Stephen D. Bonner, Sugar Land, TX (US);
Dean M. Homan, Sugar Land, TX (US);
Gerald N. Minerbo, Missouri City, TX (US);
Richard A. Rosthal, Houston, TX (US);
Kuo-chiang Chen, Sugar Land, TX (US);
Thomas D. Barber, Houston, TX (US);
Stephen D. Bonner, Sugar Land, TX (US);
Dean M. Homan, Sugar Land, TX (US);
Gerald N. Minerbo, Missouri City, TX (US);
Richard A. Rosthal, Houston, TX (US);
Kuo-Chiang Chen, Sugar Land, TX (US);
Schlumberger Technology Corporation, Sugar Land, TX (US);
Abstract
A logging tool includes a tool body; a simple transmitter comprising a single antenna disposed on the tool body; four simple receivers, each comprising a single antenna, disposed on the tool body and spaced apart from the simple transmitter to form four arrays; and an electronic module for controlling operation of the four arrays, wherein the simple transmitter is configured to generate a magnetic field having a transverse component, wherein each of the four simple receivers is sensitive to the magnetic field generated by the simple transmitter, and at least one of the four simple receivers is sensitive to the transverse component of the magnetic field generated by the simple transmitter, and wherein the four arrays are configured to provide measurements at at least three depths of investigation.