Baker Hughes Corporation

Tdy Industries, Inc.

Baker Hughes Holdings LLC

Kennametal Inc.

Element Six Gmbh

Baker Huges Incorporated

Baker Hughes Incroporated

Baker Hughes, a Ge Compnay, LLC

Jimmy Wayne Eason

John H Stevens

James C Westhoff

James Leslie Overstreet

Prakash K Mirchandani

James J Oakes

Gabriel B Collins

Redd H Smith

Travis E Puzz

Nicholas J Lyons

Heeman Choe

Roy C Lueth

Danny Eugene Scott

James Andy Oxford

David Alexander Curry

James L Duggan

Alfred J Mosco

Steven G Caldwell

Anthony Albert DiGiovanni

Michael R Wells

Benjamin J Chrest

Jared D Gladney

Ian D Harris

Rudolf Carl Pessier

Marcus R Skeem

Eric E McClain

Jon David Schroder

Oliver Matthews, Iii

Van Jordan Brackin

Matthew J Meiners

Floyd C Felderhoff

Robert W Britzke

Robert M Welch

Dan E Scott

Brian Andrew Baker

Shivanand I Majagi

Wesley Dean Fuller

Vivekanand Sista

Igor Yuri Konyashin

Raul E Lema

Trevor Burgess

Heman Choe

Travis Puzz

James Duggan

Roy Carl Lueth

A composite material comprising a plurality of hard particles surrounded by a matrix material comprising a plurality of nanoparticles. Earth boring tools including the composite material and methods of forming the composite material are also disclosed. A polycrystalline material having a catalyst material including nanoparticles in interstitial spaces between inter-bonded crystals of the polycrystalline material and methods of forming the polycrystalline material are also disclosed.

Composite materials including nanoparticles, earth-boring tools and components including such composite materials, polycrystalline materials including nanoparticles, and related methods

Hardfacing materials include a polymer matrix material and particles of hard material embedded within and dispersed throughout the polymer matrix material. Earth-boring tools include a tool body and a hardfacing material on at least a portion of a surface of the body, wherein the hardfacing material includes a polymer matrix material and particles of hard material embedded within and dispersed throughout the polymer matrix material. Methods of applying hardfacing material to an earth-boring tool comprise mixing hard particles with a polymer precursor material to form a paste, applying the paste to a surface of an earth-boring tool, and curing the polymer precursor material to form a hardfacing material on the surface of the earth-boring tool.

Earth-boring tools including polymer matrix composite hardfacing material and related methods

A multi-layer film for use in forming a layer of hardfacing on a surface of a tool includes a first layer and a second layer covering at least a portion of a surface of the first layer. The layers each include a polymer material and a plurality of particles dispersed throughout the polymer material. An intermediate structure includes a body of an earth-boring tool, a first material layer disposed over a surface of the body, and a second material layer disposed over the first material layer. A method of applying hardfacing includes providing a first material layer on a surface of a body of an earth-boring tool, providing a second material layer adjacent the first material layer, heating the body and removing the polymer material from the body of the earth-boring tool, and heating the body of the earth-boring tool to a higher temperature to form a layer of hardfacing material.

Films, intermediate structures, and methods for forming hardfacing

Binder compositions for use in forming a bit body of an earth-boring bit include at least one of cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from at least one of a transition metal carbide up to 60 weight percent, a transition metal boride up to 60 weight percent, and a transition metal silicide up to 60 weight percent, wherein the weight percentages are based on the total weight of the binder. Earth-boring bit bodies include a cemented tungsten carbide material comprising tungsten carbide and a metallic binder, wherein the tungsten carbide comprises greater than 75 volume percent of the cemented tungsten carbide material.

Earth-boring tools and methods of forming tools including hard particles in a binder

Methods of fabricating bodies of earth-boring tools include mechanically injecting a powder mixture into a mold cavity, pressurizing the powder mixture within the mold cavity to form a green body, and sintering the green body to a desired final density to form at least a portion of a body of an earth-boring tool. For example, a green bit body may be injection molded, and the green bit body may be sintered to form at least a portion of a bit body of an earth-boring rotary drill bit. Intermediate structures formed during fabrication of an earth-boring tool include green bodies having a plurality of hard particles, a plurality of matrix particles comprising a metal matrix material, and an organic material that includes a long chain fatty acid derivative. Structures formed using the methods of fabrication are also disclosed.

Methods of forming bodies for earth-boring drilling tools comprising molding and sintering techniques

A component for a downhole tool includes a rotor and a hardfacing precursor. The hardfacing precursor includes a polymeric material, hard particles, and a metal. A hydraulic drilling motor includes a stator, a rotor, and a sintered hardfacing material on an outer surface of the rotor or an inner surface of the stator. Methods of applying hardfacing to surfaces include forming a paste of hard particles, metal matrix particles, a polymeric material, and a solvent. The solvent is removed from the paste to form a sheet, which is applied to a surface and heated. A component for a downhole tool includes a first hardfacing material, a second hardfacing material over the first hardfacing material and defining a plurality of pores, and a metal disposed within at least some of the pores. The metal has a melting point lower than a melting point of the second hardfacing material.

Components and motors for downhole tools and methods of applying hardfacing to surfaces thereof

A method of boriding a metal comprises forming a molten electrolyte comprising between about five weight percent and about fifty weight percent boron oxide, and contacting at least a portion of a metal with the molten electrolyte. Electrical current is applied to at least a portion of the metal while maintaining a temperature of the molten electrolyte below about 700&#xb0; C. to diffuse boron atoms from the molten electrolyte into a surface of the at least a portion of the metal. A downhole tool including at least one borided component is also disclosed.

Borided metals and downhole tools, components thereof, and methods of boronizing metals, downhole tools and components

Coupling members for coupling an earth-boring drill tool to a drill string, drilling tools including a coupling member attached to a body of an earth-boring drill tool, methods for forming drilling tools including a coupling member, and methods for forming coupling members are disclosed. A coupling member may include a distal region comprising a first material composition and a proximal region comprising a second, different material composition. A drilling tool may include a body that is attached to a coupling member with a varied material composition for coupling the body to a drill string.

Coupling members for coupling a body of an earth-boring drill tool to a drill string, earth-boring drilling tools including a coupling member, and related methods

A polycrystalline diamond (PCD) composite compact element comprising a PCD structure bonded to a cemented carbide substrate, in which at least a peripheral region of the substrate comprises cemented carbide material having a mean free path (MFP) characteristic of at least about 0.1 microns and at most about 0.7 microns; and an elastic limit of at least about 1.9 GPa.

Polycrystalline diamond composite compact

Articles comprising at least a portion of an earth-boring tool include at least one insert and a solidified eutectic or near-eutectic composition including a metal phase and a hard material phase. Other articles include a solidified eutectic or near-eutectic composition including a metal phase, a hard material phase and a coating material in contact with the solidified eutectic or near-eutectic composition.

Earth-boring tools comprising eutectic or near-eutectic compositions

Earth-boring tools and components thereof including material having hard phase in a metallic binder, and metallic binder compositions for use in forming such tools and components

Hardfacing compositions include grains of hard material embedded within a cobalt-based metal alloy that includes ruthenium. Earth-boring tools include such hardfacing compositions on one or more surfaces thereof. Methods of applying hardfacing to an earth-boring tool include embedding grains of hard material in a molten cobalt-based metal alloy including ruthenium on a surface of an earth-boring tool, and cooling and solidifying the molten cobalt-based metal alloy with the grains of hard material embedded therein.

Hardfacing compositions including ruthenium, earth-boring tools having such hardfacing, and related methods

Methods of fabricating earth-boring tools include forming an outer portion of an earth-boring tool from a powder mixture comprising hard particles and matrix particles comprising a metal matrix material, disposing a molten material at least partially within the outer portion of the earth-boring tool, and forming the molten material into another portion of the earth-boring tool. Methods of fabricating a bit body of an earth-boring rotary drill bit include forming an outer portion comprising a plurality of hard particles and a plurality of matrix particles comprising a metal matrix material and casting a molten material at least partially within the outer portion of the bit body to form another portion of the bit body. Earth-boring tools include a body for engaging a subterranean borehole having an outer portion and an inner portion comprising at least one material solidified within a cavity formed within the outer portion.

Earth-boring tools and methods of forming earth-boring tools

A method for applying a non-magnetic, abrasive, wear-resistant hardfacing material to a surface of a drill string member includes providing a non-magnetic drill string member formed of a non-magnetic material, the drill string member having an outer surface. It also includes providing a non-magnetic hardfacing precursor material comprising a plurality of non-magnetic, sintered carbide pellets and a non-magnetic matrix material; heating a portion of the non-magnetic hardfacing precursor material to a temperature above the melting point of the matrix material to melt the matrix material. It further includes applying the molten non-magnetic matrix material and the plurality of non-magnetic, sintered carbide pellets to the exterior surface of the drill string member; and solidifying the molten non-magnetic matrix material to form a layer of a non-magnetic hardfacing material having a plurality of non-magnetic, sintered carbide pellets dispersed in the hardfacing material.

Non-magnetic drill string member with non-magnetic hardfacing and method of making the same

Growing community of inventors

The Woodlands, TX, United States of America

Jimmy Wayne Eason