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WO/2015/191572A1 |
A downhole tool including a body coupled to a stabilizer and an underreamer. The stabilizer may include a blade that moves from a retracted position to an expanded position. The underreamer may include a cutter block that moves from a re...
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WO/2015/187280A1 |
A method for making a beaded matrix includes positioning two or more beads near one another. Accelerating the two or more beads toward one another; and impacting the two or more beads with one another so that electrons are shared between...
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WO/2015/187914A2 |
A tool including a body defining a pocket, a cutting element in the pocket, at least one projection between an outside surface of the cutting element and an inside surface of the pocket, and a braze material between the cutting element a...
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WO/2015/185905A1 |
A downhole tool (10) for drilling, reaming or cutting a borehole (B) comprises a body (12)and a numberof bore-engaging members (14) which are moveable between a first, retracted, position relative to the body (12) and a second, extended,...
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WO/2015/187135A1 |
Apparatuses and methods for leaching catalysts from a polycrystalline diamond compact (PDC) may utilize a high pressure jet. For example, a method may include impinging a jet of leaching fluid, including one or both of an acid and a caus...
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WO/2015/184285A1 |
A method of forming polycrystalline diamond includes encapsulating diamond particles, carbon monoxide, and carbon dioxide in a container. The encapsulated diamond particles, carbon monoxide, and carbon dioxide are subjected to a pressure...
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WO/2015/184022A1 |
A bearing assembly includes a support ring circumferentially surrounding a central bearing axis and a plurality of superhard bearing elements coupled to the support ring. Each of the plurality of superhard bearing elements has a base, a ...
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WO/2015/181010A1 |
The invention relates to a stabilizer-reamer for a drill string, characterized in that it comprises a mixture of diamonded inserts, the mixture comprising cutting diamonded inserts (10) and wear-resistant diamonded inserts (12), the wear...
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WO/2015/183565A1 |
A seal is disclosed. The seal has a first surface and a second surface disposed in a plane generally parallel to the first surface. At least one of the first surface and the second surface is at least partially coated with a film that in...
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WO/2015/181370A1 |
A method of making a thermally stable polycrystalline super hard construction having a plurality of interbonded super hard grains and interstitial regions disposed therebetween to form a polycrystalline super hard construction having a f...
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WO/2015/178908A1 |
A hybrid drill bit includes a bit body having a central bit body axis at a center of the bit body, a blade on the bit body extending from an end of the bit body, and a roller disc rotatably coupled to the bit body about the end of the bi...
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WO/2015/179792A2 |
A modular hybrid bit is disclosed comprising a plurality of fixed blades and at least one rolling cutter assembly that is mechanically fastened to the bit body by a plurality of mechanical fasteners. The rolling cutter assembly can be ad...
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WO/2015/178617A1 |
A cutting tool insert is disclosed. The disclosed cutting tool insert comprises: a supporting substrate extending in a first direction; and a cutting layer coupled to one surface of the supporting substrate and supported by the supportin...
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WO/2015/175641A1 |
A fully infiltrated rotary drill bit having a bit body that includes at least one particle-matrix composite material having a particle material composition and a binder material having a binder material composition that differs from the ...
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WO/2015/175285A1 |
Various drill bits, drilling systems and related methods are provided. In one embodiment, a drill bit comprises a bit body having a face and a shank, at least one insert having a convex engagement surface coupled with the face and at lea...
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WO/2015/175199A1 |
A technique facilitates efficient data transfer during a drilling operation. The drilling operation involves deploying a drill string downhole and rotating a drill bit to cut a borehole into a subterranean formation. While the drill bit ...
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WO/2015/171850A1 |
An earth-boring tool includes a formation-engaging structure with a formation-engaging surface at a distal end and a side surface between a proximal end and the distal end along a central axis of the formation-engaging structure. A gener...
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WO/2015/172031A1 |
A coring bit for extracting a sample of subterranean formation material from a well bore may include a bit body having a bit face and an inner surface defining a substantially cylindrical cavity of the bit body. A first portion of the in...
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WO/2015/171199A1 |
A short matrix drill bit is disclosed along with methods of manufacturing the same. The Short drill matrix bit includes a combination shank/blank bonded to a matrix. The combination shank/blank includes a blank portion and a shank portio...
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WO/2015/167786A1 |
A downhole cutting apparatus includes a tubular body and a cutter block extending radially therefrom. The cutter block includes at least one row of cutting elements. The row or cutting elements defines a cutting profile having a first un...
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WO/2015/168575A1 |
A wellbore casing cutting tool having multiple expandable cutter bases. The leading or downhole ends of the cutter bases are tapered, forming a tapered nose profile, and are covered with hardened cutting material to form a cutting surfac...
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WO/2015/167788A1 |
A downhole cutting apparatus includes a cutter block having a longitudinal blade. The longitudinal blade includes a first cutting edge adjacent a second cutting edge, and the first cutting edge and the second cutting edge are both either...
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WO/2015/164394A1 |
A core barrel head assembly having at least one electronic instrument that is configured to obtain orientation data; a power source; and a communication means to receive and/or transmit orientation data for use in a core sample down hole...
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WO/2015/158158A1 |
A drill bit of a non-excavation drilling machine. A probe (3) is arranged in the drill bit and antennas (1, 2) are arranged in the probe. At least two groups of antennas arranged coaxially are provided and mutually differed in frequency....
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WO/2015/161082A1 |
A method for applying a coating to a surface of an industrial tool includes applying a coating including a thermosetting polymer to a metallic surface of the industrial tool. The coating is cured to form a bond between the coating and th...
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WO/2015/161010A2 |
A cutting element for a drill bit is advanceable into a subterranean formation to form a wellbore. The cutting element includes an element body having a face at an end thereof, and a ridge. The element body has a face at an end thereof. ...
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WO/2015/160086A1 |
The objective of the present invention is to carry out foundation pile construction or cylindrical excavation for putting up a telephone pole for power distribution and communication. More specifically, the present invention relates to a...
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WO/2015/156765A1 |
A system and method applies physics modeling and 3D printing to design and fabricate customized wellbore logging tools for operation in specific wells or sets of wells.
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WO/2015/157710A1 |
A drill bit for drilling a hole in an earth formation includes a bit body and a blade extending from the bit body. The blade has a leading section, a top section, and a plurality of transition sections extending between the leading secti...
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WO/2015/154130A1 |
An auger useable for creating an opening in the ground for a soil sensor housing wherein the sensor housing has a predetermined volume and a tapered outer surface, includes an auger made in accordance with the methods described and defin...
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WO/2015/157173A1 |
Implementations include drilling tools having axially-tapered waterways that can increase flushing and bit life, while also decreasing clogging. The drilling tool can have a single notch extending into the cutting face and a plurality of...
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WO/2015/153052A1 |
The present disclosure provides a drill bit having cutters of different geometries, such as the combination of round cutters and scribe cutters. The drill bit includes at least one radial location at which both a round cutter and a scrib...
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WO/2015/151737A1 |
One embodiment of this drilling tool comprises a cylindrical casing pipe (1), an annular ring bit (2) that is disposed on the leading end of the casing pipe so as to be coaxial thereto and rotatable about the central axis (O) of the casi...
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WO/2015/148029A1 |
In one aspect, an apparatus for use in a wellbore is disclosed that in one non-limiting embodiment includes a plurality of cutters, each cutter having expandable cutting elements, a control unit associated with each cutter to expand the ...
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WO/2015/148910A1 |
Fibers for diamond-impregnated cutting toois and their associated methods for manufacture and use are described. A matrix is formed that contains fibers made from carbon, glass, ceramic, polymer, and the like. The matrix is then sintered...
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WO/2015/147786A1 |
A wellbore formation system includes a downhole cutting tool having a body and at least one cutting element. A sensor is coupled to the downhole cutting tool, and the senor includes a transmitter configured to transmit a signal prior to ...
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WO/2015/140230A1 |
A polycrystalline super hard construction comprises a body of polycrystalline diamond (PCD) material and a plurality of interstitial regions between inter-bonded diamond grains forming the polycrystalline diamond material. The body of PC...
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WO/2015/142638A1 |
A cutting element may include a substrate and a volume of polycrystalline diamond material affixed to the substrate at an interface. The volume of polycrystalline diamond may include a front cutting face with at least one substantially p...
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WO/2015/142507A1 |
A system of repairing and protecting a surface of a drill bit includes forming a drill bit body that includes a magnetized material or is otherwise magnetizable. The drill bit includes at least one cutting element and is operable to gene...
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WO/2015/138060A1 |
A cutting element may include a substrate, an upper surface of the substrate including a crest, the crest transitioning into a depressed region, and an ultrahard layer on the upper surface, thereby forming a non-planar interface between ...
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WO/2015/137946A1 |
A low surface friction body for a drill bit includes a matrix drill bit body. The body includes a particulate phase having a friction-reducing additive, and a binding material that bonds the particulate phase using a suitable manufacturi...
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WO/2015/137947A1 |
A reaming tool includes a tubular body having an axial cavity and a plurality of housings. Each of the housings has an opening through a periphery of the tubular body. A cutter element is positioned in each of the housings, and the cutte...
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WO/2015/136437A1 |
A reaming tool includes a tool body having a longitudinal axis and an upper end opposite a lower end and at least one blade extending outwardly from the external surface of the tool body. The blade includes a rolling element defining the...
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WO/2015/130396A1 |
Drilling systems and methods for deploying a latch mechanism upon reaching a drilling position. The drilling systems and methods permit spinning of a drill string to cause a core barrel head assembly to spin through the frictional mating...
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WO/2015/127123A1 |
A rotating bit with cutters used in drilling operations to advance a borehole in the earth. The bit includes column cutters in the bit body in a recessed central area. The column cutters contact a column of borehole material that is form...
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WO/2015/122653A1 |
The present invention relates to a polycrystalline diamond compact. Particularly, the polycrystalline diamond compact, according to the present invention, comprises: a cemented carbide layer; a polycrystalline diamond sintered part forme...
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WO/2015/121273A1 |
A drill bit is provided, which comprises a cutter structure, at least one opening in the drill bit for removal of cuttings from the cutter structure, and at least two transport screws arranged in connection to the opening for transportin...
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WO/2015/122869A1 |
A drill bit may include a matrix bit body and a plurality of cutting elements coupled to an exterior portion of the matrix bit body, wherein the matrix bit body includes matrix particles and precipitated intermetallic particles dispersed...
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WO/2015/121020A1 |
A cone cutter for mounting at a rotary cutting bit having a plurality of vent passageways extending through the wall between an inward and an outward facing surface of the cutter. The passageways allow an exhaust flow of fluid from withi...
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WO/2015/120311A1 |
A bit body for a drill bit for horizontal directional drilling includes a pair of legs and a small wedge member disposed between the pair of legs. A roller cone is rotatably mounted to each bearing shaft extending from a respective leg. ...
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