Patent Number: 8,875,814

Title: Element containing thermally stable polycrystalline diamond material and methods and assemblies for formation thereof

Abstract: The disclosure provides a super abrasive element containing a substantially catalyst-free thermally stable polycrystalline diamond (TSP) body having pores and a contact surface, a base adjacent the contact surface of the TSP body; and an infiltrant material infiltrated in the base and in the pores of the TSP body at the contact surface. The disclosure additionally provides earth-boring drill bits and other devices containing such super abrasive elements. The disclosure further provides methods and mold assemblies for forming such super abrasive elements via infiltration and hot press methods.

Inventors: Atkins; Brian (Houston, TX), Anderle; Seth G. (Spring, TX), Arfele; Robert W. (Magnolia, TX), Ladi; Ram L. (Tomball, TX), Linford; Brandon Paul (Draper, UT), Wiggins; Jason Keith (Draper, UT), Nguyen; Kevin Duy (Riverton, UT), Qian; Jiang (Cedar Hills, UT), Bertagnolli; Kenneth Eugene (Riverton, UT), Scott; Shawn Casey (Payson, UT), Mukhopadhyay; Debkumar (Sandy, UT), Vail; Michael Alexander (Genola, UT)

Assignee: Halliburton Energy Services, Inc.

International Classification: E21B 10/46 (20060101)

Expiration Date: 2019-11-04 0:00:00