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:
Jun. 24, 2008
Filed:
Jan. 31, 2006
Rene Ritter, Niedersachsen, DE;
Hans-christian Freitag, Kingwood, TX (US);
Hans-juergen Faber, Niedersachsen, DE;
James Kinney, New Orleans, LA (US);
Rene Ritter, Niedersachsen, DE;
Hans-Christian Freitag, Kingwood, TX (US);
Hans-Juergen Faber, Niedersachsen, DE;
James Kinney, New Orleans, LA (US);
Baker Hughes Incorporated, Houston, TX (US);
Abstract
A caliper tool used on a drilling tubular and having extensible members that remain decoupled with respect to the borehole wall during caliper measurements and while the extensible members are extended to allow movement in and through the borehole. A processor processes known and measured information to determine the size and shape of the borehole. Formation evaluation instruments may be included to allow formation evaluation substantially simultaneously with the caliper measurements.