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Matches 651 - 700 out of 13,839

Document Document Title
WO/2017/172563A1
Aspects of the disclosure can relate to a system including an implement (e.g., a steering tool, a drill bit) tetherable to an equipment string (e.g., a drill string), where the implement includes a steering mechanism to steer the equipme...  
WO/2017/165386A1
A method of obtaining a hardness profile of a formation is disclosed. A testing surface in a wellbore impacts the formation to obtain a measurement of formation hardness. A lithological property of the formation is measured and used in d...  
WO/2017/165559A1
An optimal phasing perforating phased gun system and method for accurate perforation in a deviated/horizontal wellbore is disclosed. The system/method includes a gun string assembly (GSA) deployed in a wellbore with shaped charges in clu...  
WO/2017/164713A1
A water hammer device of the present invention comprises: a hammer body having a bit unit, which performs a drilling operation and is provided at an end portion thereof; a piston slidably provided in the hammer body, and having a working...  
WO/2017/162909A1
The invention relates to a down-the-hole drilling device (1) for drilling to be performed with a casing pipe, wherein the drilling device comprises in its drilling head: a drilling arrangement having first drilling means for drilling a c...  
WO/2017/160158A1
There is described a device (1) for perforation of a downhoie formation (22), said device (1) comprising: - an electronically induced acoustic shock wave generator (2a, 2b, 2c); and - an acoustic shock wave focusing member (4a, 4b, 4c, 4...  
WO/2017/161048A2
The plug in, re-useable field-attachable wellhead penetrator provides an economic means of attachment of continuous electrical conductors through a wellhead. A rubber seal and non-ferromagnetic guide are retained on the upper end of the ...  
WO/2017/155772A1
A system is for forming tunnels in formation radially surrounding a wellbore. The system is characterized by: a perforating tool arrangement having a perforating tool for forming an opening within the casing and a perforating tool sensor...  
WO/2017/152728A1
Provided is a movement device (2), comprising a bottom plate (26), a displacement device (4), a translational motion device (25), a lifting/lowering device (22), a support device (2A), a connection device (29), a positioning device (2B),...  
WO/2017/155950A1
A drilling rig (400) having a detachable, modular cellar arranged beneath a drill floor of the drilling rig. The cellar may be or include a cellar trailer (100) and may be configured to house drilling equipment, such as well head equipme...  
WO/2017/152147A1
The present invention is a hydraulic excavation and delivery device capable of hydraulically removing soil overburden from a buried structure, like a pipeline, and delivering an article, such as an electro-mechanical connector for attach...  
WO/2017/146682A1
Certain shear bolts described herein provide failure bending resistance when torque is applied to members being connected by the bolts, while maintaining shearability. Certain other shear bolts described herein provide a shear region hav...  
WO/2017/147563A1
Apparatus for splitting rock, the apparatus comprising: a housing; a drill assembly mounted to the housing and configured to move longitudinally relative to the housing, the drill assembly comprising a shaft having a proximal end and a d...  
WO/2017/146918A1
Systems, devices, and methods for producing a three-dimensional visualization of a drill plan and drilling motor with a toolface are provided for drill steering purposes. A drilling motor with a toolface in communication with a sensor sy...  
WO/2017/144711A2
The present invention provides a boom system (1) for breaking and manoeuvring oversize material. The boom system (1) is mounted or attached to a vehicle. The boom system (1) comprises a base (2), a column (5) protruding upwardly from the...  
WO/2017/146673A1
A downhole drilling system is disclosed. The downhole drilling system may include a bottom-hole assembly having a pulse-generating circuit and a switching circuit within the pulse-generating circuit, the switching circuit comprising a so...  
WO/2017/147100A1
An apparatus for at least partially sealing an annulus of a wellbore comprises a hollow mandrel pipe adapted to attach to a tubing string, and a cylindrical cage surrounding and attached to an exterior length of the mandrel pipe, the cyl...  
WO/2017/146736A1
A well apparatus includes a bottom hole assembly (BHA) comprising a cutting structure at one end of the BHA and a whipstock assembly for selectively deflecting the BHA to form a deviated wellbore. The apparatus further includes a whipsto...  
WO/2017/146135A1
A work device capable of collecting a core sample of seabed stably and at a desired angle includes, as the basic configuration, a fuselage 10, four flippers 30 pivotably provided to the left/right of the front portion and the left/right ...  
WO/2017/146841A1
A hydrocarbon production assembly within a multilateral wellbore, the multilateral wellbore having a main bore portion which extends downwardly from surface and a lateral leg which extends radially away from the main bore portion.  
WO/2017/146170A1
A seafloor crust A is dug into by an excavation tube 31, whereby a circular annular groove 50 is formed and a circular-cylindrical geological sample provisional part 51 is formed radially inward from the annular groove 50. Next, a harves...  
WO/2017/142937A1
A method may include drilling a section of a first wellbore and casing a section of a first wellbore. The method may include lowering a downhole receiving system into the first wellbore to a first wellbore depth and drilling at least one...  
WO/2017/141115A1
A method device, and system is described herein for pushing a rotary drill bit. Pushing the rotary drill bit ears include receiving a target direction in a formation to push the rotary drill bit wile drilling a wellbore in a formation. P...  
WO/2017/140956A1
A drilling apparatus for drilling a hole into the ground/rock, whereby a protective pipe (5) is placed, in connection with drilling, in the drilled hole on at least the portion of ground drilling, which is either left in the hole as a pr...  
WO/2017/142524A1
Certain shear bolts described herein provide failure bending resistance when torque is applied to members being connected by the bolts, while maintaining shearability. Certain other shear bolts described herein provide a shear region hav...  
WO/2017/142415A1
The invention relates to a downhole tractor comprising a hydraulic supply line (200, 300) for actuating hydraulic components (160-1..160-4, 170-1..170-4). The downhole tractor further comprises a hydraulic power pack (100) coupled to the...  
WO/2017/142815A1
A drilling machine for a wellbore is provided. The drilling machine may include a dynamic lateral pad that is movable between an extended and retracted position. In the extended position, the pad moves the drill bit in a direction for dr...  
WO/2017/139828A1
The present invention provides a drilling assembly (3) for insertion of a caisson or casing (1), said drilling assembly (3) having two or more expanding drill bits (4) which are adapted to be driven by a drilling or rotation motive devic...  
WO/2017/138923A1
A casing joint and systems and methods related thereto. The casing joint comprises a tubular body, a window formed through a sidewall of the tubular body, and a degradable material secured to the tubular body to occlude the window. The d...  
WO/2017/138953A1
A remotely and mechanically actuated RCD control tool adjusts at least one component of an RCD latch assembly between at least two settings. The mechanical RCD control tool comprises a rotational cylinder and a guide cylinder, the rotati...  
WO/2017/138914A1
A electrical conveyance for downhole tools is disclosed. The electrical conveyance system may include an electrical power manifold, a drill string coupled to the electrical power manifold, a multi-conductor conduit extending through an i...  
WO/2017/138882A1
The invention relates to a subsea equipment operations arrangement (10) for an offshore platform or vessel, said arrangement comprising: a working deck (20) provided with an opening (21) configured to allow passage of subsea operation eq...  
WO/2017/138945A1
The present disclosure relates generally to land-based mobile rigs and methods of their use, and more specifically to a land-based mobile rig system that is configured to enable batch drilling. Embodiments of the mobile rig of this discl...  
WO/2017/137026A1
The invention relates to a low-maintenance, safe-operation drilling tool for undisturbed continuous operation for sinking bores in underground rock formations, specifying a selectable direction profile for the borehole by means of a tubu...  
WO/2017/137025A1
The invention relates to a reliably operating directional boring device for continuous operation with automatic finely controlled monitoring of the targeted boring at large depths with specification of a selectable directional course of ...  
WO/2017/134460A1
A reaming assembly (10) having an inner mandrel (12) including spiral lobes disposed on an outer surface thereof. The inner mandrel (12) is hollow and is sized large enough to freely pass a standard drill bit therethrough. The reaming as...  
WO/2017/135960A1
The present invention relates to a method and a system for optimized geosteering using real-time models that are updated LWD measurements containing data such as, for example, layer boundaries and formation properties, wherein the measur...  
WO/2017/131647A1
A rheological lock apparatus includes a fluid chamber formed within a housing between a pair of seals. The fluid chamber contains a rheological fluid. An inner surface of the housing has a first plurality of splines projecting into the f...  
WO/2017/129612A1
The present invention relates to an annular barrier (1) for being expanded in an annulus (2) between a well tubular structure (3) and a wall (4) of a borehole (5) downhole for isolating a first zone (101) from a second zone (102) in the ...  
WO/2017/131649A1
A rotationally selectable lock apparatus includes an outer element having a plurality of locking pins that are radially spring loaded to extend and retract through the outer element. An inner element is substantially encircled by the out...  
WO/2017/127659A1
A drill bit assembly includes a drill bit body, an insulating layer disposed on an end of the drill bit body and that defines a drill bit face and two electrodes formed such that they both extend from the drill bit face. The two electrod...  
WO/2017/087595A8
The disclosed embodiments provide a drilling rig having a tubular delivery arm that vertically translates the mast in a non-conflicting path with a retractable top drive. The retractable top drive translates a well center path and a rear...  
WO/2017/125307A1
A feed apparatus (3) for feeding cement to a cement silo (2) of a mining machine (1) comprises a receptacle (5) for receiving cement, a transfer tube (6) connected at a first end (6a) to the receptacle (5) for guiding the cement from the...  
WO/2017/127671A1
A method and related apparatus for forming a wellbore in a subterranean formation includes forming a drill string that has a drill bit at a distal end, a drilling motor configured to rotate the drill bit with a drive shaft; a joint coupl...  
WO/2017/127554A1
An electrical pulse cutting device is disclosed that in one non-limiting embodiment includes a pair of electrodes that generate electrical pulses inside an object to disintegrate a section of the object into cuttings, and at least one fl...  
WO/2017/127404A1
A downhole tool includes a valve assembly and a shock absorbing assembly. The valve assembly includes a valve spring operatively connected to a valve body. The shock absorbing assembly includes a spring operatively connected to a shock a...  
WO/2017/121976A1
According to the invention there is provided an apparatus for providing directional control of bore drilling equipment comprising a hydraulic pump (20) having an input shaft (21) for receiving an input torque from a drill pipe (1) and be...  
WO/2017/123249A1
A downhole tool velocity control apparatus includes a body having a portion with static circumferential diameter and a portion with a variable circumferential diameter. The portion with variable circumferential diameter has at least one ...  
WO/2017/123213A1
A downhole vibration minimization device includes a housing comprising a drilling fluid flow path, a sensor configured to sense a vibration frequency and amplitude of a tool vibration, and a force generator configured to open and close t...  
WO/2017/123736A2
A portable, shallow well-drilling apparatus (200) is described. The apparatus (200) is lightweight, modular, and easy to transport to and assemble at a remote drill site. The apparatus (200) includes a generally rectangular frame (210) h...  

Matches 651 - 700 out of 13,839