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:
Dec. 25, 2012
Filed:
May. 18, 2010
Applicants:
Gregory L. Hern, Porter, TX (US);
Larry T. Palmer, Spring, TX (US);
Paul L. Connell, Spring, TX (US);
Jonathan F. Nelson, Houston, TX (US);
Inventors:
Gregory L. Hern, Porter, TX (US);
Larry T. Palmer, Spring, TX (US);
Paul L. Connell, Spring, TX (US);
Jonathan F. Nelson, Houston, TX (US);
Assignee:
Baker Hughes Incorporated, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 31/06 (2006.01); E21B 37/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A magnetic retrieval tool used for collecting metallic debris and material from within a wellbore or other surrounding downhole tubular. The tool includes a tool mandrel with one or more pockets formed in its outer radial surface. A removable insert resides within each pocket. Each of the inserts retains a plurality of individual magnets in a fixed array or matrix surrounding the mandrel.