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.

Date of Patent:
Feb. 14, 2017

Filed:

Oct. 21, 2009
Applicants:

Cornelis Roelof Jonker, Springs, ZA;

Roger William Nigel Nilen, Springs, ZA;

Anthony Albert Digiovanni, Houston, TX (US);

Inventors:

Cornelis Roelof Jonker, Springs, ZA;

Roger William Nigel Nilen, Springs, ZA;

Anthony Albert DiGiovanni, Houston, TX (US);

Assignees:

Baker Hughes Incorporated, Houston, TX (US);

Element Six Limited, County Clare, IE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 10/567 (2006.01); B24D 3/10 (2006.01); B22F 7/06 (2006.01); C22C 26/00 (2006.01); C22C 29/06 (2006.01); E21B 10/46 (2006.01); E21B 10/573 (2006.01); B23B 27/14 (2006.01); B24D 18/00 (2006.01);
U.S. Cl.
CPC ...
B24D 3/10 (2013.01); B22F 7/062 (2013.01); B23B 27/14 (2013.01); B23B 27/148 (2013.01); B24D 18/0009 (2013.01); C22C 26/00 (2013.01); C22C 29/06 (2013.01); E21B 10/46 (2013.01); E21B 10/567 (2013.01); E21B 10/5735 (2013.01); B22F 2999/00 (2013.01); B23B 2226/315 (2013.01); C22C 2204/00 (2013.01);
Abstract

The invention relates to an insert for an attack tool, the insert comprising a super-hard cap having a volume and bonded to a substrate at an interface, the super-hard cap having an average Young's modulus of greater than 900 GPa and the substrate characterized in that it comprises a reinforcing bolster portion as a means for stiffening a region of the substrate proximate the interface, the reinforcing bolster portion having an aggregate volume that is greater than that of the super-hard cap and an average Young's modulus at least 60% that of the super-hard cap. The invention further relates to a method for manufacturing such an insert and a method for using such an insert.


Find Patent Forward Citations

Loading…