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:
Jan. 22, 2008
Filed:
Sep. 17, 2003
Stephane J. Virally, Sugar Land, TX (US);
Christopher P. Reed, West University Place, TX (US);
John A. Thomas, Porter, TX (US);
Franck AL Shakarchi, Deir ez Zor, SY;
Remi Hutin, New Ulm, TX (US);
Jean-marc Follini, Houston, TX (US);
Stephane J. Virally, Sugar Land, TX (US);
Christopher P. Reed, West University Place, TX (US);
John A. Thomas, Porter, TX (US);
Franck Al Shakarchi, Deir ez Zor, SY;
Remi Hutin, New Ulm, TX (US);
Jean-Marc Follini, Houston, TX (US);
Schlumberger Technology Corporation, Sugar Land, TX (US);
Abstract
A downlink system that includes at least one mud pump for pumping drilling fluid from a drilling fluid storage tank to a drilling system, a standpipe in fluid communication with the mud pump and in fluid communication with the drilling system, and a return line in fluid communication with the drilling system for returning the drilling fluid to the drilling fluid storage tank is provided. A drilling fluid modulator may be in fluid communication with at least one of the group consisting of the standpipe and the return line.