Title:
CUTTING ELEMENTS, EARTH-BORING TOOLS, AND METHODS OF FORMING SUCH CUTTING ELEMENTS AND TOOLS
Document Type and Number:
WIPO Patent Application WO/2011/139903
Kind Code:
A4
Abstract:
Cutting elements include a volume of superabrasive material. The volume of superabrasive material comprises a front-cutting surface, an end-cutting surface, a cutting edge, and lateral side surfaces extending between and intersecting each of the front-cutting surface and the end-cutting surface. An earth-boring tool may comprise a bit body and at least one cutting element attached to the bit body. Methods of forming cutting elements comprise forming a volume of superabrasive material comprising forming a front-cutting surface, an end-cutting surface, a cutting edge, and lateral side surfaces extending between and intersecting each of the front-cutting surface and the end-cutting surface. Methods of forming earth-boring tools comprise forming a cutting element and attaching the cutting element to an earth-boring tool.
Inventors:
SCOTT DANNY E (US)
LYONS NICHOLAS J (US)
BILEN JUAN MIGUEL (US)
MATTHEWS OLIVER (US)
PESSIER RUDOLF CARL (US)
LYONS NICHOLAS J (US)
BILEN JUAN MIGUEL (US)
MATTHEWS OLIVER (US)
PESSIER RUDOLF CARL (US)
Application Number:
PCT/US2011/034614
Publication Date:
February 23, 2012
Filing Date:
April 29, 2011
Export Citation:
Assignee:
BAKER HUGHES INC (US)
SCOTT DANNY E (US)
LYONS NICHOLAS J (US)
BILEN JUAN MIGUEL (US)
MATTHEWS OLIVER (US)
PESSIER RUDOLF CARL (US)
SCOTT DANNY E (US)
LYONS NICHOLAS J (US)
BILEN JUAN MIGUEL (US)
MATTHEWS OLIVER (US)
PESSIER RUDOLF CARL (US)
International Classes:
E21B10/52; E21B10/16
Attorney, Agent or Firm:
WELBORN, Brian, S. et al. (Intellectual Property CounselP.O. Box 474, Houston TX, US)
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