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Matches 1 - 50 out of 9,105

Document Document Title
WO/2019/000033A1
The present invention provides a drill assembly (11) comprising a drill (13) for drilling rock, a support (15) for supporting the drill, and a valve (17) for releasably securing the support and drill together. The valve is adapted to rec...  
WO/2019/002806A1
An element (1) for a bend restrictor, the element (1) comprises a first part (2) and a second part (3) which together provide a cavity for receipt of a flexible pipe, in use, the two parts (2, 3) are pivotably connected together at a fir...  
WO/2019/005029A1
An indexing apparatus for use with a downhole tool may include a tubular body and a mandrel. The tubular body may have a first end and a second end. The tubular body may also have a plurality of body detents on the second end of the tubu...  
WO/2019/000631A1
Disclosed is a device for the automatic downhole connection of a built-in monitoring and adjustment cable of a string for intelligent separate layer water injection. The device comprises a water injection string (1), wherein a cable-rele...  
WO/2019/006141A1
Methods, systems, and devices for sealing stage tool leaks are disclosed. In one aspect a stage tool for wellbore cementing comprises an external stage tool body and a sliding sleeve within the external stage tool body configured to regu...  
WO/2019/004836A1
Disclosed is a drilling system for rock drilling with a drill string, wherein the drill string comprises at least one bendable drill pipe, the drilling system comprising at least two block and tackle systems for driving an end of the dri...  
WO/2018/233783A1
A method for deploying a tubular string from an offshore rig (10) comprising a hull (12) and a cantilever (20), wherein the cantilever (20) defines a well centre (28) and is configured to support a tubular string (51) and is extendable o...  
WO/2018/234559A1
The disclosure provides a system (6) and method of use for a barge (8) for seawater injection. A classical barge (8) can be outfitted with multiple modules to establish a readily available connection to "plug and produce" to hydrocarbon ...  
WO/2018/232209A1
Apparatus for coupling first and second tubular members (105, 135) includes a first ring (235) coupled to the first tubular member (135) and having a castellated annular first surface (242) with teeth (244) extending in a first direction...  
WO/2018/227454A1
An oilfield sleeving pipe cap, comprising a sleeving pipe cap body (1), a flanged disk (2), an external thread (3), an oxygen content sensor (4), and a display (5). The flanged disk (2) and the external thread (3) respectively are arrang...  
WO/2018/231061A1
The present invention relates to Vortex Induced Vibration (VIV) suppression strakes, in particular VIV suppression strakes that are arranged on subsea pipelines. The present invention provides a VIV suppression strake assembly (9, 11), c...  
WO/2018/227199A1
An apparatus and method for connecting and selectively disconnecting within a wellbore first and second portions of a downhole tool string from each other. The apparatus may be a downhole tool having a first connector sub (306) connectab...  
WO/2018/227198A2
A downhole tool and method for orienting a tool string within a passage, such as a wellbore or a tubular disposed in the wellbore. The downhole tool may be operable for detachably connecting with the tool string and orienting the tool st...  
WO/2018/226207A1
The disclosed embodiments include downhole wet connection systems, and methods and apparatuses to provide an electrical connection between two downhole strings. In one embodiment, a wet connection system having a first electrode coupled ...  
WO/2018/226924A1
A threaded connection having a straight central axis, where the pin threads and the box threads are arranged such that when the connection is fully made up, the pin roots (167) and box crests (169) come into at least partial interference...  
WO/2018/224825A1
A centraliser (112) includes a number of members (118) extending between two collars (120) for mounting the centraliser (112) on a casing (110). The members (118) are configured to contact a wall (115) of the bore (114) and centraliser t...  
WO/2018/226530A1
A fluid coupling assembly includes a sliding seal interface between rotating and non-rotating components, through which a fluid conduit extends. A flow of fluid is provided through the fluid conduit during operation. A hydrocyclone devic...  
WO/2018/223141A1
A pressure compensator assembly is deployed in a servo-driven mud pulser. The assembly includes a generally tubular compensator sleeve that expands and contracts in a radial direction in order to compensate for pressure differentials acr...  
WO/2018/222087A1
A drill pipe coupling device consists of a pin, a sleeve mounted on the pin, and two studs, a large stud and a small stud. The pin is provided with a transverse opening for the large stud, and the sleeve is provided with a transverse ope...  
WO/2018/222732A1
For completing a well (10), and for performing workover or intervention operations with the well (10), a surface BOP stack (30) is coupled to the subsea wellhead (12) or a subsea tree (43) via a high pressure riser (24). The well (10) is...  
WO/2018/220361A1
The present invention relates to pipelines with a control system and forced circulation of fluids through the annulus between an inner barrier and an outer cover of a pipe, using a system configured to force circulation of fluids through...  
WO/2018/220357A1
Flexible pipe connector suitable for effecting control and forced circulation of corrosion-inhibiting fluids through an annulus between inner and outer sheaths of a flexible pipe comprising multiple connected segments, the flexible pipe ...  
WO/2018/222555A1
An apparatus for predicting a deformed shape of a structure, and method of operating and forming the same. In an embodiment, the apparatus (100) is formed with a riser (210) with ends coupled respectively to an upper location (205) and a...  
WO/2018/218923A1
Disclosed is a connection device having a buffering function used inside a drilling machine. The connection device comprises a bottom plate (4); the surface of the bottom plate (4) is provided with a plurality of second fixing holes (13)...  
WO/2018/217727A1
Mitigating drilling circulation loss can be implemented as a wellbore drilling system that includes a drilling liner and a drill head assembly. The drilling liner is configured to be positioned in a lost circulation zone of a subterranea...  
WO/2018/218043A1
A well tool includes a first component, a second component having a passage for receiving the first component, and an anchor assembly. The anchor assembly includes at least one anchor positioned on the first component that is received by...  
WO/2018/215653A1
A device for the total suppression of Vortex-induced vibrations (VIV) that structures suffer when exposed to currents. Typical marine structures that are prone to VIV are riser pipes, spar buoys and platforms, tendons, catenaries, moorin...  
WO/2018/218027A1
A well tool includes a first component, a second component, an orientation assembly, and a coupling device. The first component has a first device and the second component has a passage for receiving the first component and a second devi...  
WO/2018/217703A1
A marine riser assembly (50) includes a first riser (60) having an upper end coupled to a floating offshore structure (20) and a lower end disposed subsea. In addition, the marine riser assembly includes a second riser (70) having an upp...  
WO/2018/218123A1
The disclosure is related to a system and method for monitoring the integrity of fluid filled connector systems. The system includes a connector with a first space and a first measurement probe. A module or a receptacle is connected to t...  
WO/2018/217100A1
A multitask vehicle (1) for performing an operation on an elongate body (100), such as a riser, comprises a translation mechanism (4) configured to translate axially with respect to the elongate body, a first support structure (2) mounte...  
WO/2018/212754A1
A directional drilling device for drilling a borehole having a borehole wall, the device including an outer housing and a driveshaft selectively rotatable with respect to the housing and including an axial flow bore and a through port fo...  
WO/2018/211319A1
An impact apparatus operable to be coupled along and impart an impact to a downhole tool string. The impact apparatus includes a housing, a first and second chambers within the housing, and a piston shaft assembly movable with respect to...  
WO/2018/213785A1
A drill string is comprised of a vibration damping drill pipe section, made of a material such as aluminum alloy, titanium, composite material, or ductile iron, for example, and another drill pipe section made of a different material, su...  
WO/2018/212664A1
A lubrication device, a lubrication system and a method for applying a lubricant from a lubricating-fluid reservoir to an internal threaded portion of a pipe body are described. The lubrication device comprises: - a rotary device compris...  
WO/2018/212755A1
A directional drilling device for drilling a wellbore having a wall, the device including an outer housing, a driveshaft located at least partially within and selectively rotatable with respect to the outer housing. The device also inclu...  
WO/2018/207088A1
A method for determining the shape and position of an underwater riser (3) extending from a floating platform (1) comprises the steps of calculating a deformed shape of the riser (3) by means of a numerical model of the deformed shape of...  
WO/2018/208744A1
A dual bore packer features axially offset tapered thread connections so that the pressure rating and size of the connections in each of the bores can be as large as possible. This is enabled by providing as thick a wall as possible betw...  
WO/2018/208503A1
A sealing system connecting first and second tubular members includes a first curvilinear sealing surface on the first tubular member and a second curvilinear sealing surface on the second tubular member. Both the first and second curvil...  
WO/2018/204116A1
A splice connects a lower coiled tubing segment containing a lower power cable segment to an upper coiled tubing segment containing an upper power cable segment. The splice has a lower terminal electrically connecting together upper ends...  
WO/2018/200601A1
Embodiments of the present disclosure include an apparatus for forming a tubular fitting includes an annular body having an axial height and radial thickness. The apparatus also includes an inner ami forming at least a portion of the ann...  
WO/2018/197578A1
Disclosed herein is a method of connecting an end part of a pipe attachment device to a part of a function element, the method comprising: aligning the longitudinal axis of a substantially tubular end part of a pipe attachment device wit...  
WO/2018/198017A1
A backhead assembly system for a Down The Hole (DTH) hammer operated by a supply of compressed fluid, that comprises mainly a backhead, said backhead having a central hole capable of transporting the pressurized air to the hammer and an ...  
WO/2018/194404A1
The present invention relates to a connection structure for similar or dissimilar material cylindrical pipes that are compatible with each other during excavation work, the connection structure comprising: similar or dissimilar material ...  
WO/2018/192008A1
Disclosed are a simulation test system and method for a cementing defect-induced local deformation of a fracturing casing. The simulation test system comprises two bases (1), the two bases (1) jointly rotationally supporting a simulated ...  
WO/2018/194575A1
This disclosure provides an agitator system that includes an agitator assembly of concentric power-sections, (one power-section inside another power-section both of which comprise stators and rotors). The agitator system includes a contr...  
WO/2018/194927A1
Dual-walled coiled tubing assemblies are used to dispose a flow actuated pump into a wellbore. Dual-walled coiled tubing assemblies include an inner coiled tubing string and an outer coiled tubing string.  
WO/2018/194830A1
An improved flexible joint elastomer protection tool is described, which can be actuated and removed by a remote operated vehicle ("ROV"), the tool having pivot arms that can be rotated from a closed position to an open position. Rotatio...  
WO/2018/191679A1
A system and process for removing rigid unconsolidated buoyancy material from a subsea facility, disposing rigid unconsolidated buoyancy material to a subsea facility, and recovering said rigid unconsolidated buoyancy material for reuse.  
WO/2018/190819A1
A method of controlling a flow of a fluid through an inflow control device comprising a tubular within which a sliding sleeve having a longitudinal fluid passageway extends, the method includes longitudinally shifting the sliding sleeve,...  

Matches 1 - 50 out of 9,105