Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Eason; Jimmy W.
Address:
The Woodlands, TX
No. of patents:
27
Patents:












Patent Number Title Of Patent Date Issued
8292985 Materials for enhancing the durability of earth-boring bits, and methods of forming such materia October 23, 2012
An earth-boring drill bit having a bit body with a cutting component formed from a tungsten carbide composite material is disclosed. The composite material includes a binder and tungsten carbide crystals comprising sintered pellets. The composite material may be used as a hardfacing
8268452 Bonding agents for improved sintering of earth-boring tools, methods of forming earth-boring too September 18, 2012
Methods for forming earth-boring tools include providing a metal or metal alloy bonding agent at an interface between a first element and a second element and sintering the first element, the second element, and the boding agent to form a bond between the first element and the second
8252225 Methods of forming erosion-resistant composites, methods of using the same, and earth-boring too August 28, 2012
A multi-layer precursor material for use in forming hardfacing on a tool including hard particles, metal particles and a polymer. Methods of forming a multi-layer precursor film. Methods of using a precursor material to form hardfacing on a tool, including brazing a precursor materia
8230762 Methods of forming earth-boring rotary drill bits including bit bodies having boron carbide part July 31, 2012
Methods of manufacturing rotary drill bits for drilling subterranean formations include forming a plurality of boron carbide particles into a body having a shape corresponding to at least a portion of a bit body of a rotary drill bit, infiltrating the plurality of boron carbide particles
8220566 Carburized monotungsten and ditungsten carbide eutectic particles, materials and earth-boring to July 17, 2012
Earth-boring tools for drilling subterranean formations include a particle-matrix composite material comprising a plurality of at least partially carburized monotungsten carbide and ditungsten carbide eutectic particles dispersed throughout a matrix material. In some embodiments, the
8201610 Methods for manufacturing downhole tools and downhole tool parts June 19, 2012
Methods, systems and compositions for manufacturing downhole tools and downhole tool parts for drilling subterranean material are disclosed. A model having an external peripheral shape of a downhole tool or tool part is fabricated. Mold material is applied to an external periphery of the
8172914 Infiltration of hard particles with molten liquid binders including melting point reducing const May 8, 2012
The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one of carbide, nitride, boride, and oxide and solid solutions thereof, and a binder bindin
8087324 Cast cones and other components for earth-boring tools and related methods January 3, 2012
The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one of carbide, nitride, boride, oxide and solid solutions thereof, and a binder binding to
8079429 Methods of forming earth-boring tools using geometric compensation and tools formed by such meth December 20, 2011
Geometric compensation techniques are used to improve the accuracy by which features may be located on drill bits formed using particle compaction and sintering processes. In some embodiments, a positional error to be exhibited by at least one feature in a less than fully sintered bi
8074750 Earth-boring tools comprising silicon carbide composite materials, and methods of forming same December 13, 2011
Earth-boring tools for drilling subterranean formations include a particle-matrix composite material comprising a plurality of silicon carbide particles dispersed throughout a matrix material, such as, for example, an aluminum or aluminum-based alloy. In some embodiments, the silicon
8043555 Cemented tungsten carbide rock bit cone October 25, 2011
An earth-boring bit has a steel body and bearing pin for rotatably supporting a cone. The cone has an exterior surface containing rows of cutting elements. The cone and cutting elements are formed of cemented tungsten carbide. The cone may be manufactured by applying pressure to a mi
8007714 Earth-boring bits August 30, 2011
The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one of carbide, nitride, boride, oxide, and solid solutions thereof, and a binder binding t
7997359 Abrasive wear-resistant hardfacing materials, drill bits and drilling tools including abrasive w August 16, 2011
An abrasive wear-resistant material includes a matrix material and a plurality of -40/+80 ASTM mesh dense sintered carbide pellets. A rotary drill bit having an exterior surface and an abrasive wear-resistant material disposed on at least a portion of the exterior surface of the bit
7954569 Earth-boring bits June 7, 2011
The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one of carbide, nitride, boride, and oxide and solid solutions thereof, and a binder bindin
7913779 Earth-boring rotary drill bits including bit bodies having boron carbide particles in aluminum o March 29, 2011
Rotary drill bits for drilling subterranean formations include a bit body and at least one cutting structure disposed on a face thereof. The bit body includes a crown region comprising a particle-matrix composite material that includes a plurality of boron carbide particles dispersed
7829013 Components of earth-boring tools including sintered composite materials and methods of forming s November 9, 2010
The present invention includes consolidated hard materials, methods for producing them, and industrial drilling and cutting applications for them. A consolidated hard material may be produced using hard particles such as B.sub.4C or carbides or borides of W, Ti, Mo, Nb, V, Hf, Ta, Zr,
7810588 Multi-layer encapsulation of diamond grit for use in earth-boring bits October 12, 2010
A method of constructing an earth-boring, diamond-impregnated drill bit has a first step of coating diamond grit with tungsten to create tungsten-coated diamond particles. These coated particles are then encapsulated in a layer of carbide powder held by an organic green binder materi
7807099 Method for forming earth-boring tools comprising silicon carbide composite materials October 5, 2010
Earth-boring tools for drilling subterranean formations include a particle-matrix composite material comprising a plurality of silicon carbide particles dispersed throughout a matrix material, such as, for example, an aluminum or aluminum-based alloy. In some embodiments, the silicon
7802495 Methods of forming earth-boring rotary drill bits September 28, 2010
Methods of forming earth-boring rotary drill bits include providing a bit body, providing a shank that is configured for attachment to a drill string, and attaching the shank to the bit body. Providing a bit body includes providing a green powder component having a first region having
7784567 Earth-boring rotary drill bits including bit bodies comprising reinforced titanium or titanium-b August 31, 2010
Earth-boring rotary drill bits include bit bodies comprising a composite material including a plurality of hard phase regions or particles dispersed throughout a titanium or titanium-based alloy matrix material. The bits further include a cutting structure disposed on a face of the b
7776256 Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits havin August 17, 2010
Methods of forming bit bodies for earth-boring bits include assembling green components, brown components, or fully sintered components, and sintering the assembled components. Other methods include isostatically pressing a powder to form a green body substantially composed of a part
7691173 Consolidated hard materials, earth-boring rotary drill bits including such hard materials, and m April 6, 2010
The present invention includes consolidated hard materials, methods for producing them, and industrial drilling and cutting applications for them. A consolidated hard material may be produced using hard particles such as B.sub.4C or carbides or borides of W, Ti, Mo, Nb, V, Hf, Ta, Zr,
7600590 Low projection inserts for rock bits October 13, 2009
An earth boring bit has an outer row of inserts located within extra deep holes. Each of the holes has a cylindrical sidewall with a depth greater than the length of the barrel of the insert mounted within. The difference in depth is at least equal to a distorted entry zone in the ho
7556668 Consolidated hard materials, methods of manufacture, and applications July 7, 2009
The present invention includes consolidated hard materials, methods for producing them, and industrial drilling and cutting applications for them. A consolidated hard material may be produced using hard particles such as B.sub.4C or carbides or borides of W, Ti, Mo, Nb, V, Hf, Ta, Zr,
7510034 System, method, and apparatus for enhancing the durability of earth-boring bits with carbide mat March 31, 2009
An earth-boring drill bit having a bit body with a cutting component formed from a tungsten carbide composite material is disclosed. The composite material includes a binder and tungsten carbide crystals comprising sintered pellets. The composite material may be used as a hardfacing
7152703 Compact for earth boring bit with asymmetrical flanks and shoulders December 26, 2006
A tungsten carbide compact of an earth boring bit has a cutting tip that is generally chisel-shaped with substantially flat flanks converging to an elongated crest. One of the flanks is smaller and has a greater included angle relative to the axis of the compact than the other flank.
6372012 Superhard filler hardmetal including a method of making April 16, 2002
A superhard filler hardmetal having a superhard material filler, binder metal or matrix and in some instances at least a first hard component is disclosed. The superhard filler hardmetal has a porosity rating of substantially A06, B00, C00 or better and may be essentially pore free,










 
 
  Recently Added Patents
Arcuate motion control in electrostatic actuators
Method for using a super-slippery thin layer characterized by the method for making same
Keypad assembly for electronic devices
Systems and methods for adaptive blind mode equalization
Apparatus and method for image reconstruction and CT system
System and method for judging success or failure of work of robot
Data security for dynamic random access memory using body bias to clear data at power-up
  Randomly Featured Patents
Cross-linked polyvinyl butyral sheet
Discrete track media produced by underlayer laser ablation
Device for actuating sealing jaws of a packaging machine
Removable cover for a glucose meter
System for selecting routes for retransmission in a network
Brush
System and method for transplantation of dermal tissue
Combined litter basket and snack tray for a motor vehicle
Rear bumper for a vehicle
Coiled tubing wellbore cleanout