Matches 1 - 16 out of 16


Match Document Document Title
US20130341100 Modular cutting-teeth drill bit with controllable drilling specific pressure  
A modular cutting-teeth drill bit with controllable drilling specific pressure comprises a module (1), a modular unit (2), a bit body (3), conventional cutting teeth (4) and a nozzle (5)....
US20090032310 EARTH-BORING TOOLS HAVING PARTICLE-MATRIX COMPOSITE BODIES, METHODS FOR WELDING PARTICLE-MATRIX COMPOSITE BODIES AND METHODS FOR REPAIRING PARTICLE-MATRIX COMPOSITE BODIES  
Methods for welding a particle-matrix composite body to another body and repairing particle-matrix composite bodies are disclosed. Additionally, earth-boring tools having a joint that includes an...
US20080085407 Superabrasive elements, methods of manufacturing, and drill bits including same  
Methods of manufacturing a superabrasive element and/or compact are disclosed. In one embodiment, a superabrasive volume including a tungsten carbide layer may be formed. Polycrystalline diamond...
US20090145668 IMPREGNATED ROTARY BIT  
A drill bit includes a plurality of continuous segments impregnated with diamond that are each mounted to form a corresponding blade. The regions between the blades define a plurality of fluid...
US20100012392 SHANK STRUCTURE FOR ROTARY DRILL BITS  
A shank configuration for rotary drill bits is disclosed for positioning of the shank in relation to the bit body. A tapered surface or feature of the shank may be configured and sized to matingly...
US20090173548 POLYCRYSTALLINE ULTRA-HARD COMPACT CONSTRUCTIONS  
Polycrystalline ultra-hard compact constructions comprise a polycrystalline ultra-hard compact having a polycrystalline ultra-hard body attached to a substrate. A support member is attached to the...
US20100108402 DOWNHOLE CUTTING TOOL AND METHOD OF MAKING  
A downhole cutting tool includes, a body, a first contoured cutting element in operable communication with the body, and at least one contingency contoured cutting element in operable...
US20080142276 THERMALLY STABLE ULTRA-HARD MATERIAL COMPACT CONSTRUCTIONS  
Thermally stable ultra-hard compact constructions comprise a polycrystalline diamond body substantially free of a catalyst material, and a substrate that is joined thereto. The substrate can be...
US20090120008 IMPREGNATED DRILL BITS AND METHODS FOR MAKING THE SAME  
An impregnated cutting structure that includes a plurality of first encapsulated particles, each first encapsulated particle comprising a first abrasive particle encapsulated by a first matrix...
US20090078470 SYSTEM, METHOD, AND APPARATUS FOR REACTIVE FOIL BRAZING OF CUTTER COMPONENTS FOR FIXED CUTTER BIT  
A reactive foil is used to assemble the components of rock bit cutters and to affix cutting elements to rock bit bodies. A small pulse of localized energy ignites the foil in a fraction of second...
US20050077090 Apparatus and method for selective laser-applied cladding  
A method for applying a wear-resistant material to a rock bit is disclosed that includes depositing a coating on a selected area of the rock bit, applying a heated wear-resistant material using a...
US20100193255 EARTH-BORING METAL MATRIX ROTARY DRILL BIT  
An earth-boring rotary drill bit includes a bit body, with a first region configured to carry a plurality of cutters for engaging a subterranean earth formation of a first particle-matrix...
US20100270078 METHOD AND APPARATUS TO THWART BIT BALLING OF DRILL BITS  
Disclosed herein is a drill bit. The drill bit includes, a body of the drill bit having at least two blades defining a junk slot therebetween, at least one cutter positioned on at least one of the...
US20170107766 ALTERNATIVE MATERIALS FOR MANDREL IN INFILTRATED METAL-MATRIX COMPOSITE DRILL BITS  
An infiltrated metal-matrix composite drill bit includes a bit body comprising a reinforced composite material including reinforcing particles infiltrated with a binder material. A plurality of...
US20160256947 ENHANCED PDC CUTTER POCKET SURFACE GEOMETRY TO IMPROVE ATTACHMENT  
The present disclosure relates to an industrial device, such as a drill bit including a PCD element located in a recess of the industrial device. The industrial device may also include a plurality...
US20160136761 METHODS AND COMPOSITIONS FOR BRAZING, AND EARTH-BORING TOOLS FORMED FROM SUCH METHODS AND COMPOSITIONS  
A method includes disposing a braze material between a first body and a second body. The braze material includes a first composition and a second composition. The second composition has a melting...

Matches 1 - 16 out of 16