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Patent Searching and Data


Matches 901 - 950 out of 13,839

Document Document Title
WO/2016/126241A1
A hydraulic cable injector includes a first stripper assembly positioned at a first end of the hydraulic cable injector to receive a cable and provide a lower seal. A first wye joint is coupled to the first stripper assembly, and a flow ...  
WO/2016/122544A1
A downhole assembly comprising: a tubing string located within a wellbore; an outer housing located around a portion of the tubing string; an annulus located between the outside of the tubing string and the inside of the outer housing; a...  
WO/2015/188155A8
A friction reduction apparatus (FRA) positioned onto a pipe string comprises a tubular housing, upper and lower mandrels having variously configured fluid flow passages and ports, a valve and a shifter. Fluid travelling through the appar...  
WO/2016/116910A1
A shaft enlargement arrangement for a boring system is provided, the shaft enlargement arrangement comprising a hollow column proximate a lower end of the boring system; a first cutter head that is rotatably fitted to the hollow column, ...  
WO/2016/118008A1
The invention relates to a directional casing drilling system comprising a casing string, a drilling rig and a retrievable Bottom Hole Assembly (BHA). The drilling rig comprises a casing drive for rotating the casing string in the boreho...  
WO/2016/090209A3
The invention discloses a set of valves that impart hydraulic pressure pulses at specific frequencies that provide oscillatory movement of a shuttle valve within a of a downhole tool operations. These vibrations can lead to pulses for ve...  
WO/2016/114798A1
A system for preventing annular pressure buildup comprising: a wellbore; two or more annuli located within the wellbore; a piston assembly located adjacent to a wellhead of the wellbore; and a pipe system that connects the two or more an...  
WO/2016/115221A1
A loss mitigation bottom hole assembly (28) for use in a wellbore (18) to isolate a severe loss zone (20) of a formation, including a drill bit (42) for drilling a well bore (18), and a dual wall drill string (32) connecting the drill bi...  
WO/2016/115194A1
A method can include receiving data acquired via a sensor of a component of a plurality of components arranged in an order at respective axial positions of a toolstring; analyzing at least a portion of the data with respect to a model of...  
WO/2016/109868A1
A multi-fluid drilling system (10) drilling is disclosed for drilling a hole or well (11). The system (10) is coupled to a dual wall drill string (12). The drill string (12) is configured to enable separate flow of a first fluid (14) and...  
WO/2016/112069A1
Pipes, drill strings including pipes, and methods for use on a drilling rig. The method includes obtaining pipe data for individual drill pipes of a drill string, obtaining a well trajectory for a well, obtaining one or more drilling mea...  
WO/2016/112169A1
A technique facilitates coupling of a shaft, e.g. a shaft used in a well application, with various driven devices without reducing the nominal diameter of the shaft. The technique utilizes a shaft comprising a main body portion having a ...  
WO/2016/109331A1
A centralizer assembly and method for manufacturing a centralizer assembly. The centralizer assembly includes a mandrel including a first raised region having a first diameter, and a turned-down region having a second diameter, the secon...  
WO/2016/108837A1
A wellbore reamer assembly positionable on a drill string in a wellbore includes a reamer body having an internal cavity and multiple radial openings, multiple cutting structures each positioned in one of the radial openings in the reame...  
WO/2016/108817A1
A drilling assembly includes a straight housing in which a mud motor assembly is mounted. The mud motor includes a rotor that rotates within a stator. The rotor has an axial centerline substantially parallel with the housing. A drivetrai...  
WO/2016/108815A1
A wellbore isolation system is disclosed. The wellbore isolation system includes a junction positioned at an intersection of a first wellbore and a second wellbore, and a deflector disposed in the junction such that a path into the first...  
WO/2016/108823A1
An example apparatus for controlling the direction of drilling a borehole includes an outer housing having non-uniform stiffness and an inner housing at least partially within and rotationally independent from the outer housing and havin...  
WO/2016/108824A1
Steering assemblies including a housing having an actuator positioned therein and operable to rotate a drive shaft. A planetary gearbox is positioned in the housing and includes a ring gear operatively coupled to the housing, a sun gear ...  
WO/2016/108913A1
System and methods for performing look-ahead and look-around (LALA) inversion are provided. Measurements of formation properties accumulated by a downhole LALA tool are obtained during different stages of drilling a wellbore through laye...  
WO/2016/108858A1
A method and system for monitoring operation of a motor may include initially determining a no load torque versus temperature characteristic of the motor over a range of operating temperatures. After a period of operation, a no load torq...  
WO/2016/109538A1
Embodiments of systems and methods to control directional drilling in borehole drilling for hydrocarbon wells are disclosed. An actual toolface orientation measurement value and an actual downhole torque on bit (DTOB) or actual downhole ...  
WO/2016/108822A1
In accordance with some embodiments of the present disclosure, systems and methods for a toolface control system is disclosed. The system includes, a rotating drill string of a drilling tool, an assembly located within the rotating drill...  
WO/2016/105279A2
A method of removing materials by their disintegration, especially metal tubes and non-metal materials, particularly in an area of a borehole, by thermal disintegration of materials by action of plasma created in a plasma generator, by h...  
WO/2016/106327A1
A positionable carriage assembly is disclosed. In one aspect, the positionable carriage assembly includes an actuation device, such as one or more linear hydraulic cylinders, that is linked to a linear drive element. The linear drive ele...  
WO/2016/102380A1
The invention relates to a mining vehicle and to a method for energy supply of a mining vehicle. The mining vehicle comprises at least one mining work device, at least one three phase AC electric motor for powering the at least mining wo...  
WO/2016/105392A1
Disclosed are compositions, methods, and systems of treating a well. A method may comprise providing a treatment fluid comprising a fluorous oil external phase, a salt-free non-chloride containing internal phase, and a fluorous-based sur...  
WO/2016/101387A1
Disclosed is a disturbance rock-breaking drill tool, comprising an anti-falling assembly (1), a motor assembly (2), a universal shaft assembly (3), a transmission shaft assembly (4) and a disturbance assembly (5). The anti-falling assemb...  
WO/2016/105387A1
A downhole steering assembly includes a steering element having an adjustable azimuthal orientation relative to a tool body. The downhole tool further includes a radio frequency identification (RFID) reader to read RFID tags arranged in ...  
WO/2016/100497A1
A borehole tool, having a cylindrical body, the cylindrical body having an upper shank, a lower shank, and a component tool disposed between the upper shank and the lower shank, wherein the tool is configured to have an outer surface air...  
WO/2016/099439A1
A wellbore sealing system is disclosed. The wellbore sealing system includes a deflection assembly positioned in a main wellbore and a junction coupled to an uphole end of the completion deflector and extending into the lateral wellbore ...  
WO/2016/097307A1
A sidetrack of an underground wellbore (30) is drilled by: (a) lowering a landing device (36,44) in a retracted mode into the wellbore (30); (b) expanding the landing device (36,44) against an inner surface of the wellbore (30) or wellbo...  
WO/2016/099486A1
The disclosed embodiments include a single-pass milling assembly for use in multilateral systems. In one embodiment, a first operational mode may be used to create a controlled window in a wellbore casing and a second operational mode ma...  
WO/2016/099271A1
The invention relates to a method for processing submerged material at the bottom of a body of water, like the bottom of the sea, by application of electric energy, comprising providing electrodes in a process zone proximate the material...  
WO/2016/099163A1
The present invention relates to an excavation apparatus using an excavator. The excavation apparatus using an excavator, according to embodiments of the present invention, which is equipped to an excavator having a pair of stopping conn...  
WO/2016/099473A1
A directional drilling system comprises a driveshaft to couple to a drill string or a drill bit and an apparatus. The apparatus comprises an eccentric coupler disposed at the driveshaft and a coil coupled at one end to the eccentric coup...  
WO/2016/025521A3
An improved system and method for bracing, transporting, assembling, and disassembly of drilling equipment at oil and gas land-based well sites. The system has a substructure with side boxes support bracing that are in a scissor jack (or...  
WO/2016/093857A1
A downhole drilling motor, system, and method for using same are disclosed. A downhole drilling motor can include a power section stator having a first end, a second end, an internal cavity passing therethrough. The downhole drilling mot...  
WO/2016/094838A1
An oscillating mud motor having a valve section and a piston section positioned within a hollow cylindrical housing wherein the valve section comprises a timing cycle valve and a spool valve which hydraulically controls rotational moveme...  
WO/2016/094256A1
A steerable drilling system in accordance to an embodiment includes a bias unit integrated with the drill bit to form a steering head and an electronic control system located remote from the steering head and electrically connected to a ...  
WO/2016/092382A1
The invention is a handling vehicle (1) for transporting and handling, in general, drilling rods/pipes (A, B) and/or tools and/or reinforcement pipes, particularly suited to serve one or more drilling machines (M), comprising at least on...  
WO/2015/192151A3
The invention relates to a flushing system and a method of controlling feeding of flushing fluid. The flushing system (14) comprises a pump unit (15) for feeding pressurized flushing fluid to a feed duct (16) connected to a rock drilling...  
WO/2016/005178A3
A drilling apparatus for drilling a lateral bore to main bore (1), comprises a casing (4) in the main bore, having at least one window (35), at least one lateral tube (6), including a bit (15) or other soil penetrator, the lateral tube w...  
WO/2016/090419A1
A flying lead orientation tool for a Remotely Operated Vehicle includes a mounting portion and a tool holding member. The tool holding member is arranged to rotate relative to the mounting portion, with rotation being effected by a four ...  
WO/2016/094255A1
A downhole closed loop method for controlling a curvature of a subterranean wellbore while drilling includes drilling the subterranean wellbore using a drilling tool. A set point curvature is received at a downhole controller. Sequential...  
WO/2016/089478A1
Methods and apparatus for running a tubular into a wellbore. The method includes attaching a first member of a lifting coupling to a first tubular, and attaching a second member of the lifting coupling to a second tubular. The second tub...  
WO/2015/077678A8
Methods and apparatus are disclosed concerning an injector apparatus, comprising: an upper injector coupled to a frame, wherein the upper injector has an upper injector passage; a lower injector coupled the frame, wherein the lower injec...  
WO/2016/090229A1
A laser-jet apparatus for creating a penetration through a stress region adjacent to a wellbore includes an outer tool housing, the outer tool housing having a housing central bore. A laser assembly includes a lens case with an outer dia...  
WO/2016/090209A2
The invention discloses a set of valves that impart hydraulic pressure pulses at specific frequencies that provide oscillatory movement of a shuttle valve within a of a downhole tool operations. These vibrations can lead to pulses for ve...  
WO/2016/085465A1
Systems and methods are disclosed for a well tool. The well tool system includes a receiving tool including two ends positioned in a wellbore tubular in a predetermined orientation. The receiving tool is configured to transition from an ...  
WO/2016/083582A1
The present invention relates to a downhole swivel sub (100) for insertion in a string, the downhole swivel sub comprising : • - a first body (101) comprising a first end (103) and a second end (104); • - a second tubular body (102) ...  

Matches 901 - 950 out of 13,839