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Patent Searching and Data


Matches 1 - 50 out of 8,990

Document Document Title
WO/2019/116042A1
A drill bit (10) for drilling a bore, the drill bit comprising: an outer housing (24); a primary cutting structure (18) defining a cutting plane of a first diameter; a flow path (42, 44) arranged to let drilling fluid flow through the dr...  
WO/2019/117871A1
Systems and apparatus for performing laser kerfing operations in boreholes. Systems and apparatus for providing a plurality of laser beams in a concentric ring laser beam pattern to create holes in the bottom of a borehole surface in a p...  
WO/2019/117869A1
Systems and apparatus for performing laser kerfing operations in boreholes. Systems and apparatus for providing a plurality of laser beams in a concentric ring laser beam pattern to create holes in the bottom of a borehole surface in a p...  
WO/2019/105967A1
This disclosure relate to a pick tool for road milling or mining. The pick tool comprises a tip assembly coupled to a tool body. The tip assembly comprises a shaped cutter supported by a bolster, a first end of the bolster being connecte...  
WO/2019/103911A1
An earth-boring tool includes a body having a shank and a crown, a plurality of blades protruding from the crown of the body and extending at least substantially along a longitudinal length of the crown of the body, each blade extending ...  
WO/2019/099317A1
Earth-boring tools include a body, at least one first blade extending outward from the body, and at least one second blade extending outward from the body. The at least one first blade includes an upper surface, a first gage region havin...  
WO/2019/095511A1
A high impact resistant non-planar polycrystalline diamond composite piece for drilling a complex hard rock formation comprises a polycrystalline diamond layer and a cemented carbide substrate bonded to the polycrystalline diamond layer....  
WO/2019/095992A1
Disclosed is a hybrid drill bit provided with inserted-tooth cones. The hybrid drill bit provided with inserted-tooth cones comprises a drill bit body (101), cutter wings (102) disposed on the drill bit body, multiple fixed cutting teeth...  
WO/2019/099520A1
A method of forming an impregnated cutting structure for an earth-boring tool comprises providing a powder mixture comprising diamond particles and a metal binder in a press and subjecting the powder mixture to a pressure greater than ab...  
WO/2019/094912A1
A cutting element assembly includes a sleeve having a cutter-receiving aperture extending through the sleeve, a cutting element, and a rotation restriction element. The cutting element may include a first plurality of retention elements ...  
WO/2019/094011A1
A method of manufacturing, assembling, configuring, and/or using a hybrid drill bit is disclosed. An illustrative example includes inserting a rolling cutting structure into a central bore of a bit body through an upper connector section...  
WO/2019/094899A1
An earth-boring drill bit includes a bit body including a central shaft having a longitudinal axis, an annular cutter body disposed around, and rotatable relative to, the central shaft, at least one gear assembly operatively coupling the...  
WO/2019/094731A1
Methods of forming a stationary housing of a rotatable cutting element for use on an earth-boring tool may include forming one or more annular recesses extending around an outer surface of a first sleeve, inserting the first sleeve withi...  
WO/2019/094711A1
An earth-boring tool includes a body, a plurality of blades attached to the body and extending at least to a nose region of the earth-boring tool, a first rotatable cutting structure assembly coupled to the body, and a second rotatable c...  
WO/2019/083953A1
A cutting element assembly may include a support structure and a pin having a cylindrical exterior bearing surface. Retention elements may couple opposing ends of the pin to the support structure. The cutting element assembly also includ...  
WO/2019/075508A1
The present disclosure relates to an underreamer. In one aspect, the underreamer comprises a body, the body comprising at least one pocket therein, the underreamer further comprising at least one cutter secured with respect to the body, ...  
WO/2019/075917A1
Disclosed is a multi-functional non-planar polycrystalline diamond composite for oil and gas drilling, the composite comprising a polycrystalline diamond layer (100) and a rigid alloy substrate (200) bonded with the polycrystalline diamo...  
WO/2019/078824A1
The present disclosure provides downhole tools, methods for three dimensional printing hardfacing on such downhole tools, and systems for implementing such methods.  
WO/2019/078822A1
The present disclosure provides downhole tools, methods for three dimensional printing hardfacing on such downhole tools, and systems for implementing such methods.  
WO/2019/079321A1
A sealing arrangement having inboard and outboard dynamic seals in a housing separated by a barrier fluid and having a sealed relationship with a relatively movable bearing-guided shaft. A bearing chamber having bearing lubricant exposed...  
WO/2019/073123A1
An arrangement and method for installing a casing. The arrangement (100) comprises a casing (1 ), a bar part (2) adapted rotatable inside the casing, the arrangement further comprising a borer (6) which comprises a blade part (15) to rel...  
WO/2019/072542A1
In a tool (01) for loosening soil, in particular for loosening a seabed, having an axle (02) and having an outer body (04) rotatably mounted on the axle (02) and forming, with the axle (02), an annular space (28) for receiving a lubrican...  
WO/2019/070639A1
A boring bit such as for horizontal directional drilling is provided which includes a hard faced layer that is preferably made by a laser cladding bead. The laser clad bead may be applied in some regions to a greater extent and in other ...  
WO/2019/070738A1
An earth-boring tool comprising a body having first cutting elements mounted to an axially leading face, the first cutting elements each having a cutting face exposed to a height above the face of the body, the cutting faces of the first...  
WO/2019/069054A1
Method and apparatus for removing a section of well tubing. The well tubing (24) is milled in an upward direction on a hydraulic tensioning device (14) which maintains a constant load on the section mill so that long sections of tubing c...  
WO/2019/069055A1
Apparatus (10) and method for removing a section of well tubing. A work string including a hydraulic tensioning device (14) and a section mill (12) are run in a rigless arrangement to provide continuous upward milling of the tubing (24) ...  
WO/2019/070705A1
An earth-boring tool comprising a body having first cutting elements mounted to an axially leading face, the first cutting elements each having a cutting face exposed to a height above the face of the body, the cutting faces of the first...  
WO/2019/068005A1
A drill bit for removing subterranean formation material in a borehole comprises a bit body comprising a longitudinal axis, a plurality of blades extending radially outward from the longitudinal axis along a face region of the bit body a...  
WO/2019/067998A1
A drill bit comprises a bit body having a longitudinal axis and a blade extending radially outward from the longitudinal axis along a face region and axially along a gauge region. A gauge region includes a gauge feature and first and sec...  
WO/2019/068000A1
A drill bit comprises a bit body having a longitudinal axis and a blade extending radially outward from the longitudinal axis along a face region and axially along a gauge region. A gauge region includes a cutting element located proxima...  
WO/2019/045716A1
A method includes extending a wellbore using a drill bit that forms a portion of a bottom hole assembly; enlarging a diameter of the wellbore using a reamer of the assembly; and laterally offsetting either a rotary steerable tool or a mu...  
WO/2019/045718A1
A method for constructing a wellbore includes drilling a wellbore along a trajectory using a bit; reaming the diameter of a portion of the drilled wellbore to enlarge a portion of the wellbore; and altering the trajectory of the bit by a...  
WO/2019/046590A1
A polycrystalline diamond compact (PDC) cutting element includes a substrate and a polycrystalline diamond compact. The substrate comprises a ceramic-metal composite material including hard ceramic particles in a metal matrix. The poly c...  
WO/2019/038535A1
A section mill (10) and method of removing a section of tubular (150) from a well. The section mill includes elongate blades (14) which have a cutting structure (66) extending along at least a portion of a length from a first edge (62) a...  
WO/2019/039926A1
The invention relates to the mining industry, in particular to mechanical rotary boring tools, and can be used for boring wells in the ore-mining, oil and gas industries. A combined drill/mill boring tool comprises cutting elements which...  
WO/2019/035829A1
A system for fabricating an infiltrated downhole tool for introduction into a wellbore includes a mold assembly including a binder bowl, a mold, a preformed blank, and a funnel. The binder bowl has a lower portion and a plurality of aper...  
WO/2019/035838A1
A drill bit can include a bit body having an upper portion, a central bore, and an adjustable inner gauge. The central bore can define a bore surface, and the bit body can include a plurality of fixed cutters formed on the upper portion....  
WO/2019/027591A1
A system and method for adjusting or controlling at least one milling operating feature of a cutting mill assembly within a wellbore includes sensing at least one milling operating parameter with a sensor that is operably associated with...  
WO/2019/027479A1
Drill bit designs can allow a well operator to modify drill bit characteristics downhole in real time to facilitate monobore drilling. An exemplary drill bit can include a bit head, an adjustable cutter blade on a side of the bit head, a...  
WO/2019/028134A1
An earth-boring tool for drilling a subterranean formation includes a tool body having a central axis and a cavity extending into the tool body from an outer surface thereof. A bearing element assembly may be mounted within the cavity. T...  
WO/2019/023310A1
A rotatable cutter may comprise a rotatable element, a stationary element, and a releasable interface. The releasable interface may be configured to substantially inhibit rotation of the rotatable element when the rotatable element and t...  
WO/2019/023377A1
An earth-boring tool includes a movable component and an additive manufacturing formed flow control device in fluid communication with the movable component and configured to control a flowrate of the hydraulic fluid through the additive...  
WO/2019/023109A1
An earth-boring tool includes a body, blades extending longitudinally and generally radially from the body, and primary cutting elements located on each blade. The earth-boring tool may include a group of at least two adjacent blades com...  
WO/2019/023163A1
An earth-boring tool comprising a bit-body, a blade, and a cutting element assembly. The cutting element assembly comprising a journal, a rotatable cutting element, and a retention element. The journal defines an upper cylindrical exteri...  
WO/2019/021042A1
Hole enlargement procedure and apparatus for the implementation thereof The subject of the invention is the procedure for the enlargement of a hole drilled into the ground, during the preparatory phase of which a drill pipe, driven throu...  
WO/2019/018927A1
A drilling system having retractable wings and method of using same. The system includes at least one wing, which can extend from the system once it engages in a casing and abuts against an abutment ring at the bottom end of the casing. ...  
WO/2019/022581A1
The present invention relates to an apparatus for drilling a hole in the ground and a ground reinforcing method and, more specifically, to an improved hole drilling apparatus using screw casings and an earth anchor method using same, in ...  
WO/2019/023298A1
A rotatable element for an earth-boring tool in a subterranean borehole includes a rotatable element and a stationary element. The rotatable element and stationary element include a seal arrangement between the rotatable element and the ...  
WO/2019/023190A1
A cutting element assembly includes a sleeve, a rotatable cutting element disposed within the sleeve, and a retention element. The sleeve and rotatable cutting element each have frustoconical surfaces. In some embodiments, a rotatable cu...  
WO/2019/022971A1
The present disclosure relates to fixed-cutter drill bits with track-set primary cutters and backup cutters, methods of designing such bits, systems for implementing such methods, and systems for using such fixed-cutter drill bits to dri...  

Matches 1 - 50 out of 8,990