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:
Mar. 01, 2016
Filed:
Oct. 23, 2013
Applicant:
Tercel Ip Limited, Tortola, VG;
Inventor:
Lee Morgan Smith, Anchorage, AK (US);
Assignee:
Tercel IP Ltd., Road Town, Tortola, VG;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 10/44 (2006.01); E21B 17/22 (2006.01); E21B 10/26 (2006.01);
U.S. Cl.
CPC ...
E21B 10/26 (2013.01);
Abstract
A downhole dual cutting reamer for bidirectional reaming of a wellbore with a tubular body with two cutting sections between end segments. Each cutting section has a plurality of helical blades separated by a flute, and wherein the helical blades are formed from at least two spiral angled sections connected together, with cutting components on the spiral angled sections. The cutting components can be polydiamond cutter nodes, high strength carbide cutting nodes, and tungsten carbide facing coating. The outer diameter of each cutting section is larger than the outer diameter of each of the end segments.