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Matches 1 - 50 out of 12,919

Document Document Title
WO/2018/013258A1
A drilling rig may include a right substructure, left substructure, and a drill floor. The drill floor may be pivotably coupled to lower boxes of the left and right substructure by struts. The substructures may include hydraulic cylinder...  
WO/2018/013633A1
A drilling assembly for drilling deviated wellbores is disclosed that in one embodiment includes a steering unit having an upper section coupled to a lower section through a tilt device, wherein an electro-mechanical actuation device til...  
WO/2018/013632A1
A rotary drilling apparatus for drilling deviated wellbores Is disclosed that in one embodiment includes a drilling assembly that further includes a drilling motor coupled to a drive member to rotate a disintegrating device, a housing ou...  
WO/2018/013634A1
A drilling assembly for use in drilling a wellbore is disclosed that in one embodiment includes a steering unit that includes a tilt device in a disintegrating device and an electro-mechanical actuation device having a force application ...  
WO/2018/013479A1
A drilling and production system is provided. In one embodiment, such a system has a plurality of functions that are effectuated at least predominately without hydraulic fluid. The system can be a drilling system having a rig (20) and a ...  
WO/2018/012998A1
The invention relates to mining and may be used for the advance degasification of coal seams of any rank, and also of other mineral deposits scheduled for or already undergoing underground production (mining). The technical result of the...  
WO/2018/009067A1
An aspect provides a method of removing a liner of a well, the liner comprising a liner material. The method comprises providing a seal in the well for defining an upper and/or lower boundary of a removal space, the space being delimited...  
WO/2018/008842A1
The present invention relates to top-sheaves for preventing a leader of a drilling machine from being bent, wherein the principle of the lever is applied to the top-sheaves of a leader so as to effectively distribute a load transmitted t...  
WO/2018/009437A1
A portion of a wellbore is drilled in a subterranean formation, using a drilling string (140) disposed within a casing string (130) and extending through a cement retainer (150) disposed within the casing string. The drilling string can ...  
WO/2018/007236A1
A foundation drilling machine (100) comprises: a base (1) revolvingly mounted on an undercarriage (2), a rotation system (7) that allows the base to rotate with respect to the undercarriage, a tool (50) intended to work the ground, an ar...  
WO/2018/006178A1
A flow-through assembly for use in a downhole drilling string includes a Moineau-type motor, means for selectively activating the motor such as a ball catch component that selectively causes drilling fluid to enter into or bypass the mot...  
WO/2018/005402A1
An actuator for use in a directional steering assembly includes an ultrahard insert positioned on a working face. The ultrahard insert is positioned along at least a portion of the perimeter of the working face. The ultrahard insert has ...  
WO/2018/001984A1
A downhole drilling method comprises providing a drill string (1) having a first part (5) and a second part (6), the first part having a drilling head (9) in a first end and an annular barrier (10). The annular barrier comprises a tubula...  
WO/2018/001506A1
An apparatus and method for positioning a rock drilling, and a rock drilling rig. The rock drilling rig (1) comprises a mobile drilling platform (2) and a drilling mast (3) connected to the drilling platform. The drilling platform is lev...  
WO/2017/223507A1
Systems and methods for using pressure signals to assess effectiveness of a diverter in a stimulation wellbore are disclosed. A pressure signal in an observation wellbore in the subsurface formation may be assessed using a pressure senso...  
WO/2017/217990A1
The disclosure relates to an electrocrushing drilling fluid with an electrocrushing drilling base fluid including a non-polar oil, -OH, -(OH)2, or -(OH)3 alcohol, water, and an emulsifier in proportional amounts by weight or volume in th...  
WO/2017/217991A1
The disclosure relates to an electrocrushing drilling system containing an electrocrushing drill bit with electrodes through which a voltage may be discharged that are at least 0.4 inches apart at their closest spacing and an electrocrus...  
WO/2017/217995A1
The disclosure relates to an electrocrushing drilling fluid with an electrocrushing drilling base fluid including a polar oil, a non-polar oil, or a combination thereof and glycerine carbonate. The electrocrushing drilling fluid or base ...  
WO/2017/215761A1
Positions of structural parts (8, 8a, 8b) of a mining machine (1) are measured by providing at least one optical fibre (6) in connection with the mining machine (1) for sensing a position of at least one structural part (8, 8a, 8b) of th...  
WO/2017/217992A1
The disclosure relates to an electrocrushing drilling fluid with an electrocrushing drilling base fluid including a non-polar oil, water, and glycerin. The base fluid may further include a polar oil and an alkylene carbonate. The electro...  
WO/2017/214636A1
A carrier pipe is protected from corrosion by being received inside a casing at a location above ground. The casing, which can be formed from a polymer, defines a gap extending around an exterior surface of the carrier pipe. In one embod...  
WO/2017/214148A1
A side saddle slingshot drilling rig includes a left and right substructure including a left and right lower box. The side saddle slingshot drilling rig includes a drill rig floor mechanically and pivotably coupled to the left and right ...  
WO/2017/213840A1
A downhole system is deployed on wireline and includes a tool and a guide system on it a lower end of the tool for navigating past obstacles within a wellbore. A selectively rotatable tip member projects downward from the guide system. A...  
WO/2017/213572A1
A carrier comprising at least a first hydraulic cylinder and a second hydraulic cylinder both having each a piston and a piston position sensor, wherein the carrier is arranged to carry a tool through the use of the hydraulic cylinders a...  
WO/2017/214422A1
In one embodiment, the present disclosure provides a robot automated mining method. In one embodiment, a method includes a robot positioning a charging component for entry into a drill hole. In one embodiment, a method includes a robot m...  
WO/2017/213620A1
In some aspects, the present disclosure includes systems and methods for rotatably coupling a bottom-hole assembly to a drilling shaft for use in subterranean drilling operations. In one embodiment, the methods of the present disclosure ...  
WO/2017/214316A1
An innovative apparatus and computer implemented methods to obtain values for a set of scalars corresponding to each force and displacement, which may be obtained from acoustical signals captured by sensors of a drill bit while drilling,...  
WO/2017/209911A1
Methods and apparatuses for controlling a trajectory of a borehole being drilled into the earth are provided. The apparatus includes a drilling system including a drill tubular, a disintegrating device, and a steering system coupled to t...  
WO/2017/209753A1
A well system including a parent wellbore, a lateral wellbore extending from the parent wellbore, and a reentry window assembly installed within the parent wellbore and including a completion window assembly having a window and providing...  
WO/2017/210033A1
A drilling rig site may include at least one tubular configured to be inserted into a wellbore at the drilling rig, at least one imaging device configured to detect a location of an end of the at least one tubular or a feature of the at ...  
WO/2017/205324A1
A system and method for installing a tubular in a wellbore, of which the method includes coupling a fluid connector tool to a lifting assembly, coupling a casing fill-up and circulation seal assembly to the fluid connector tool, and coup...  
WO/2017/204664A1
The invention can be used in underground mining, being mounted on a device commonly known as a rock drilling jumbo. The system of the invention is used for systems for drilling long radial holes. In ore extraction in underground mining, ...  
WO/2017/205620A1
An angular offset apparatus for determining an angular offset, or scribe line offset (SLO), of two objects within a drilling environment. The angular offset apparatus may include a sensing component and a target component located at vari...  
WO/2017/204947A1
A downhole pulsing apparatus having a tubular housing, a first valve assembly positioned in the housing, first and second turbine stages each comprising a stator and a rotor positioned in the housing below the first valve assembly and a ...  
WO/2017/205627A1
A horizontal directional drilling rig is described. The rig can be entirely electrically powered. The performance (or "health") and/or the life cycle of individual components of the rig can be electronically monitored. This permits ident...  
WO/2017/200945A1
A main bore is drilled and a treatment assembly is located. A packer is located to support a whipstock for drilling the lateral. This packer serves as a lower seal on a main bore diverter. The whipstock is installed on the packer and a m...  
WO/2017/197442A1
A fluid pulse apparatus for down hole drilling having a turbine assembly actuated by a flow of drilling fluid. The apparatus has a narrowed fluid flow section that cooperates with a piston that moves between an open a fluid flow restrict...  
WO/2017/201020A1
Herein are provided tools and processes for extracting oil from subterranean formation. The processes can include lightening the oil in the formation prior to extraction by the addition of a nanogas solution. The tools include injectors ...  
WO/2017/200419A3
The invention relates to the oil and gas industry. The present method includes installing, in a well, high-strength production tubing and a deflector which can be oriented in the interval of the bottom level at which laterals are to be d...  
WO/2017/196741A1
A method for determining the direction and/or range from a drilling well to a target well may include positioning a magnetic source in the target well and a magnetic sensor in the drilling well. The method may include activating the magn...  
WO/2017/196718A1
Systems and methods for drilling a borehole into the earth are provided. The systems and methods include drilling a first portion of a borehole with a drilling system comprising a disintegrating device, the first portion extending from t...  
WO/2017/196291A1
A mast erection system includes a first mast erection apparatus (314) that is adapted to pivotably raise a drilling rig mast (330) of a drilling rig assembly (300) to an intermediate raised position wherein the drilling rig mast (330) is...  
WO/2017/192359A1
A shoe assembly for a walking rig is described. The shoe assembly includes a support assembly, a lift assembly, a rotation assembly, and a foot assembly, wherein the rotation assembly is coupled between the support assembly and the foot ...  
WO/2017/188935A1
An anti-rotation system includes a housing defining a longitudinal axis. A carriage is mounted for radial movement relative to the housing. The carriage includes at least one anti-rotation blade configured to engage a formation and resis...  
WO/2017/189568A1
A whipstock anchor is hydraulically set and locked in the set position. Release occurs with a pull induced component failure that relieves hydraulic pressure that allows the slips to retract. Release can occur with a remotely actuated ci...  
WO/2017/185025A1
The present invention provides an improved pipeline burying apparatus that uses specially configured jetting nozzles that intake sea water surrounding the nozzle. The apparatus provides a frame supporting spaced apart left and right incl...  
WO/2017/184939A1
A method for forming a wellbore in an earth formation includes positioning a drill string in a wellbore; the drill string including a bottom hole assembly (BHA) that includes a steering unit, one or more sensors responsive to one or more...  
WO/2017/174482A1
The invention relates to a steering joint (3) for a steerable drilling system, comprising an upper tubular (301) and a lower tubular (302) connected by a universal joint (303) which allows the upper tubular (301) to bend with respect to ...  
WO/2017/176907A1
A telescopic drill rod (2) has at least two rod members (20, 30} disposed coaxially to one another, with the inner rod member (30) being axially slidable relative to the cater rod member (20) in a telescoping mariner between an extended ...  
WO/2017/174488A1
The invention relates to a magnetic propulsion system (6) to exert a forward thrust and/or a counter hold on the drill components of a drilling system, wherein the drill components are or can be tightly coupled to a tubular member (604) ...  

Matches 1 - 50 out of 12,919