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:
May. 15, 2012
Filed:
Jun. 22, 2009
Amol Bhome, Spring, TX (US);
Robert H. Slaughter, Jr., Spring, TX (US);
Parag Konde, Spring, TX (US);
Sukhveer Singh Kalsi, Andhra pradesh, IN;
Amol Bhome, Spring, TX (US);
Robert H. Slaughter, Jr., Spring, TX (US);
Parag Konde, Spring, TX (US);
Sukhveer Singh Kalsi, Andhra pradesh, IN;
Sandvik Intellectual Property AB, Sandviken, SE;
Abstract
A modular back reamer to be used in subterranean drilling includes a drive stem connected to a drill string and configured to support a reamer body, the reamer body providing a plurality of receptacles, wherein the receptacles are configured to retain a cutting leg assembly at varying heights within a predetermined range, and a plurality of shims engaged within the receptacles to secure the cutting leg assemblies at a specified height within the predetermined range, wherein the cutting leg assembly is secured to the reamer body with at least one mechanical fastener.