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Patent Searching and Data


Matches 701 - 750 out of 9,131

Document Document Title
WO/2016/200424A1
A downhole tool system includes a base tubular that includes a bore therethrough; a centralizer positioned to ride on the base tubular, the centralizer expandable to contact a wellbore wall and adjust a location of the downhole tool syst...  
WO/2016/201105A1
A connector for use in connecting a communication element to a transmission line in a wired pipe segment includes a first female end adapted to surround and make electrical contact with a coupler connection that extends away from a commu...  
WO/2016/201285A1
Buoyancy modules (200) are made from a foam composition that includes a combination of a thermally fusable powder and glass microspheres heated in a manner that provides a hardened syntactic foam having both low density and a high degree...  
WO/2016/192910A1
A rock drilling shank adaptor having at least one flush hole extending radially through the body of the adaptor in communication with an axially extending internal bore. The flush hole in a direction from an external side to an internal ...  
WO/2016/196828A1
Methods and apparatus for alleviating a stuck condition of a tool string, including using a jarring assembly to collide a plurality of impact surfaces together. The collision results in at least a shock wave inducing i) translational mot...  
WO/2016/193888A1
A flexible pipe joint (22) has a body (50) and an annular elastomeric flexible element (62) flexibly coupling an extension pipe (53) to the body (50) for pivoting of the extension pipe (53) with respect to the body (50). The flexible pip...  
WO/2016/195889A1
A cable retainer for a downhole tubing string includes a body; a detent extending from the body; a relief between the detent and the body facilitating deflection of the detent to allow passage of a cable; and a detent lip extending from ...  
WO/2016/190747A1
An apparatus (1) and a method for fastening a cable (2) to a tubular body (4), the tubular body (4) comprising a sleeve (6) which is provided with internal bevels (12) at its end portions, and the apparatus (1) including a clamp (14) whi...  
WO/2016/191716A1
The present disclosure generally relates to a well control/string release tool 70a and methods using the tool. The well control/string release tool 70a may be attached to a workstring 9 while performing well control procedures. The well ...  
WO/2016/190850A1
Disclosed examples include a ball drop tool located in a drill string. The ball drop tool may be a drilling stabilizer that includes a drilling stabilizer housing having an interior passage to be coupled to a drill string. A at least one...  
WO/2016/188857A1
A threaded coupling for a drill string component having a body on which is formed a thread. A reduction in stress concentrations and a resistance to bending moments are achieved at the thread by reducing a thread depth at at least one ax...  
WO/2016/191637A1
Flexible riser hang-off for rigid risers deployed offshore is provided. The hang-off utilizes combined torsional and bending flexibilities of a rigid tubular jumper deployed between a top of the riser and a floater piping. The rigid jump...  
WO/2016/188862A1
An elongate component, such as a drill rod or adaptor, to form part of a drill string having a shoulder contact male spigot coupling. The male spigot comprises a non-threaded shank and a threaded section in which an axial length of the n...  
WO/2016/190848A1
An assembly for use in a wellbore can include a drill string having an outer housing and a thrust bearing sleeve positioned within the outer housing of the drill string. The assembly can also include a stationary thrust bearing positione...  
WO/2016/191273A1
Systems and methods for a riser coupling are disclosed. A riser sensor unit (400) for sensing engagement of a riser tool (112) with a riser coupling (114) includes a first sensor (410) attached to a sub (24) of the riser tool (112). The ...  
WO/2016/190885A1
A system for activating a downhole tool may include a mandrel, a first piston disposed about the mandrel and defining a piston chamber therebetween, a flow restrictor positioned in the piston chamber and separating the piston chamber int...  
WO/2016/187372A1
A rotary steerable device includes a steering pad disposed with a drilling tool and radially moveable relative to a centerline of the drilling tool to apply a steering force to a borehole wall. The steering pad has a front face to contac...  
WO/2016/187373A1
A rotary steerable drilling system having a series of actuators disposed with a drilling tool, the series of actuators arranged in close proximity and independently operable to distribute a total steering force applied to a wellbore wall...  
WO/2016/186657A1
A constant-velocity joint can have three pieces: a yoke, a first adaptor, and a second adaptor. Grooves on opposite sides of the yoke can receive forks of the adaptors and be perpendicular to one another. The yoke can have a guide surfac...  
WO/2016/186672A1
Directional control of a rotary steerable drilling assembly can be facilitated by a flow control module for maintaining a geostationary position or orientation of components of the assembly. The drilling assembly can include a bit shaft ...  
WO/2016/186666A1
A main body housing includes a main body port. An O-ring sleeve is contained in the housing. The O-ring sleeve includes an O-ring sleeve port and O-rings mounted on either side of the O-ring sleeve port. The O-ring sleeve is not rotatabl...  
WO/2016/186650A1
A sand control screen assembly includes a base pipe that defines an interior and one or more flow ports. A braided sand screen is disposed about the base pipe and is radially offset from the base pipe such that a production annulus is de...  
WO/2016/186991A1
A Streamlined Transmission assembly is used to convert eccentric rotation created by the power section into concentric rotation to be received by a bearing assembly in order to drive the rotation of a drill bit attached to a drilling ass...  
WO/2016/187420A1
A system can include an annular restrictor connected in a tubular string. The annular restrictor restricts flow through an annulus formed between the tubular string and a wellbore. Restriction to the flow through the annulus biases the t...  
WO/2016/182546A1
An apparatus and method for alleviating spiraling in boreholes is disclosed. The apparatus includes a sub, which adjusts the length of the bottom-hole assembly in response to tension/compression, flexural bending and/or torque measuremen...  
WO/2016/179676A1
A drilling apparatus having a drive section and a bearing section axially distal to the drive section. The bearing section includes a unitary bearing housing defining a bearing housing bore, a driveshaft received within the bearing housi...  
WO/2016/183199A1
An apparatus for generating direct current (DC) electrical energy downhole at a selected voltage includes a drill tubular, a turbine to convert drilling fluid flow energy into rotational energy, an alternator coupled to the turbine to pr...  
WO/2016/179767A1
A method, system, and computer readable medium for management of fatigue life are disclosed. Management of fatigue life includes partitioning a drill string into sections, calculating a stress value for each section. From the stress valu...  
WO/2016/178805A1
A CV joint for a downhole drilling motor includes a center shaft including a top shaft section and a bottom shaft section. The top shaft section is at least partially housed within a cavity of a first insert, which is housed within a cav...  
WO/2016/178805A8
A CV joint for a downhole drilling motor includes a center shaft including a top shaft section and a bottom shaft section. The top shaft section is at least partially housed within a cavity of a first insert, which is housed within a cav...  
WO/2016/179292A1
A riser disconnect/reconnect system having a disconnection package (RDP) and a modified lower marine riser package (LMRP) are provided for quick disconnection of the marine drilling riser (MDR) from the LMRP to facilitate access to the L...  
WO/2016/179289A1
A control line cutting tool is mounted for rotation in response to lifting the cut segment. The blade is oriented to cut as the cutter is forced to rotate to follow a spiral groove in the portion of the body below the cut. When the follo...  
WO/2016/178677A1
A circulating valve assembly can include a valve controlling flow between an interior and an exterior of the assembly, another valve controlling flow between sections of a flow passage extending through the assembly, and an actuator that...  
WO/2016/178044A1
A method of drilling or exploiting a well (12) using an offshore platform (16), and a riser (19) intended to extend along a vertical direction (V) between the platform and a seabed (14) and subject to a water current (F). The water curre...  
WO/2016/179196A1
A well completion system is provided. In one embodiment, a system includes a wellhead hanger (32) such as a casing hanger. The system also includes a running tool (48) with a stopping protrusion (60) that reduces the likelihood of over-t...  
WO/2016/176303A1
The invention relates to a downhole inertial mass seismic-source system, apparatus and method for use within a wellbore environment to provide seismic signal energy at a wellbore location. The system comprises a first inertial mass appar...  
WO/2016/170037A1
The invention concerns a threaded tubular connection for drilling or operating hydrocarbon wells, comprising a portion of a tubular element with a male end having an axis of revolution and provided with a first threading extending about ...  
WO/2016/170032A1
The invention concerns a threaded portion of a tubular element for a threaded tubular connection having an axis of revolution, the portion comprising a threading extending over its outer or inner peripheral surface, and a first sealing s...  
WO/2016/171666A1
A component to take on self-sealing and self-repairing characteristics for a downhole tool to be utilized in a well. The component is configured to seal at an interface between separate parts of the tool and may serve as a dynamic or a s...  
WO/2016/168929A1
Method and apparatus for transmitting data to or from a downhole tool while the tool is at or near the surface using a wireless data link. A downhole tool comprising a gap sub having a tubular section with first and second longitudinally...  
WO/2016/170356A1
A connection mechanism (4) comprises first and second components (6, 8) which can be selectively coupled together, one of the first or second components comprises a locking member (25) which is moveable between a first state and a second...  
WO/2016/172014A1
A drilling stabilizer includes: a drill collar configured to be removably coupled with a component of a drill string; a plurality of blades configured to rotate about a longitudinal axis of the drill collar; and a sleeve over the blades,...  
WO/2016/170031A1
The invention concerns a threaded portion of a tubular element for a threaded tubular connection hiving an axis of revolution, the portion comprising a threading extending over its outer or inner peripheral surface, and a first sealing s...  
WO/2016/171702A1
A stabilizer device is provided for a mud motor drilling assembly. The stabilizer device may be mounted to a motor housing having one or more grooves or ridges. The stabilizer device may include a stabilizer body, a threaded portion, and...  
WO/2016/172345A1
Systems and methods for performing drill pipe motion compensation are disclosed. A system may include a drill pipe and a marine riser pipe, and the marine riser pipe may be configured to support the weight of a drill pipe. A pipe holder ...  
WO/2016/171667A1
A technique facilitates verification of a successful placement and connection, e.g. stab-in, of one component with respect to another component. In an application, a component is provided with a polished bore receptacle and another compo...  
WO/2016/168797A1
This invention builds up on technical features and on the industry experience with the use of MerlinĀ® family connectors. In addition to friction, structural means utilized in order to transfer high torsional loads include: dog-clutch li...  
WO/2016/167772A1
A driveshaft transmission assembly may include a catch assembly. The catch assembly may prevent the loss of certain driveshaft transmission assembly components downhole in the event of a failure of the driveshaft transmission due to dyna...  
WO/2016/167765A1
Systems and methods of down-hole power generation are disclosed, which provide for the generation of electrical power in a down-hole environment for use by down-hole tools such as logging tools, telemetry, and electric control circuit. T...  
WO/2016/167786A1
A driveshaft transmission assembly may include a coupling mechanism for coupling a radial bearing assembly to a driveshaft. The coupling mechanism may include a bearing cap for creating an interference fit with a downhole portion of the ...  

Matches 701 - 750 out of 9,131