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WO/2016/073236A1 |
A method and system for directional drilling while conveying a liner, with latching parking capabilities for multiple trips, is disclosed. As the wellbore is drilled, each casing and liner is installed having upper and lower interior lat...
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WO/2015/179504A9 |
A wireline system for use during drilling operations. The wireline system has a wireline assembly and a roller assembly. Both the wireline assembly and the roller assembly are positioned within a front portion of a drill rig. Described h...
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WO/2016/069596A1 |
A device in accordance to an embodiment includes a tubular casing joint constructed of a first material with a portion of the first material removed to form a window and an eutectic material closing the window. In accordance with an embo...
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WO/2016/065402A1 |
A drilling machinery orientation apparatus, comprising an orientation device permanently affixed to, and integral with a structure of, a drilling machine at a point of integration. The orientation device comprises orientation means capab...
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WO/2016/068701A1 |
The invention relates to an assembly of casing tubes for use during a process of horizontal directional drilling. The invention also relates to a casing tube for use in such an assembly. The invention further relates to a method for coup...
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WO/2016/069305A1 |
A non-explosive downhole tool for creating openings in tubulars and or earthen formations includes a carrier holding a non-explosive material, such as thermate, a head connected with the carrier and having a port to eject a product of th...
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WO/2016/068719A1 |
An arrangement for plugging a wellbore (11) in an underground formation (1), in which a non-rotatable tool string (6) extends from a well-plugging module (5) arranged over a wellhead (3) down to a plugging zone (112) in the wellbore (11)...
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WO/2016/065164A1 |
A ram accelerator device may utilize rails arranged within a guide tube that may be emplaced downhole. The rails may serve to direct a hypervelocity projectile along the length of the guide tube. The rails may carry utilities or provide ...
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WO/2016/064386A1 |
A bend angle sensing assembly for determining a downhole bend angle of a downhole adjustable bent housing. The bend angle sensing assembly includes a flow diverter having a plurality of diverter apertures for receiving drilling fluid, th...
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WO/2016/064273A1 |
A land based dynamic sea motion simulating test drilling rig (1) comprising: - a soil bound foundation (2), - a pivot structure (3) secured to said foundation and providing at least one horizontal pivot axis (4), - a motion base (5) moun...
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WO/2016/064500A1 |
A method for controlling an electrical actuator is disclosed. The method may include driving an electrical actuator at a power level during each of a plurality of actuation attempts and determining whether the electrical actuator actuate...
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WO/2016/063131A1 |
A vibration assembly of a drilling tool for drilling a wellbore penetrating a subterranean formation is disclosed. The downhole drilling tool includes a drill string, a bottomhole assembly and a drill bit. The vibration assembly includes...
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WO/2016/060683A1 |
An example apparatus for controlling the direction of drilling a borehole includes a housing and a radially offsetable drive shaft at least partially within the housing. The apparatus may further include one or more pusher extendable fro...
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WO/2016/060881A1 |
A method for drilling a wellbore includes rotating a drill string having a steerable drilling motor proximate a distal end thereof in a wellbore to a selected tool face angle. A torque applied to the drill string and a rotational orienta...
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WO/2016/060976A1 |
Wellbore fluids may contain alkyl amine and cyclic organic acid complexes capable of controlling hydration in swellable formations such as shale- and clay-containing formations. Further, methods of drilling may utilize wellbore fluids co...
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WO/2016/060765A1 |
Articles comprising carbon composites are disclosed. The carbon composites contain carbon microstructures having interstitial spaces among the carbon microstructures; and a binder disposed in at least some of the interstitial spaces; whe...
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WO/2016/057445A1 |
A steering assembly includes a housing having a longitudinal axis, a mandrel having a front connecting extremity and a rear connecting extremity, the mandrel passing through the housing and arranged in a first position coaxially to the l...
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WO/2016/057014A1 |
A system and method for establishing hydraulic communication between a relief well and a target well, wherein the relief well intersects with the target well at an intersection point and the relief well includes a distal portion of the r...
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WO/2016/054586A1 |
A method for rotary steerable drilling, comprising calculating a first plurality of convergence plans if an estimated position of a drill bit is not within a defined margin of error of a desired point along a planned path for a borehole,...
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WO/2016/054364A1 |
A subsea wellbore system is disclosed in which a return fluid flows from a wellbore to the surface via an annulus between a drill string and a casing and then between the drill string and a riser, wherein the system includes a device con...
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WO/2016/050142A1 |
A push-the-bit rotary steerable device (100), comprising: a mandrel (12) provided with a central passage (12a); an outer sleeve (14) connected outside the mandrel (12) in a rotating sleeving way; a plurality of swinging type wing ribs (1...
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WO/2016/053324A1 |
An example method includes introducing a downhole tool string into a main wellbore of a multilateral wellbore that includes a lateral wellbore that extends from the main wellbore. The downhole tool string includes a wand and a kickover k...
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WO/2016/049422A1 |
A mobile drilling rig is mountable on a separate drive chassis having running gear. A separate main frame may be having elongated members, each having outer end extensions and vertically adjustable support posts thereon. A slide chassis ...
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WO/2016/049335A1 |
A pipe handling device and method for use with a horizontal directional drilling system. The pipe handling device stores sections of drill pipe in a magazine. The magazine is constructed so that it can be mounted to a boring machine in a...
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WO/2016/048284A1 |
A spoolable swivel, methods, and systems for coupling a first and second length of coiled tubing. The spoolable swivel can include an inner tubular element and an outer tubular element. The inner tubular element and the outer tubular ele...
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WO/2016/048458A1 |
A method of assembling a drilling rig may include aligning a trailer with a drilling rig support structure, the trailer carrying a mast and the drilling rig support structure including a step-down substructure. A first end of the mast ma...
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WO/2016/043737A1 |
A completion system and method for intelligent control of multilateral wells. A completion deflector defines a hollow interior fluidly coupled with a uphole tubing and downhole main completion strings. Hydraulic, electric, and/or fiber-o...
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WO/2016/043707A1 |
A downhole oscillation tool and method for axially vibrating a drill bit. In some embodiments, modular actuation assemblies may be provided, which may be readily interchanged between a housing and a shaft to axially vibrate the shaft wit...
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WO/2016/043709A1 |
A downhole oscillation tool and method for axially vibrating a drill bit. In some embodiments, modular actuation assemblies may be provided, which may be readily interchanged between a housing and a shaft to axially vibrate the shaft wit...
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WO/2016/041858A1 |
The present invention relates, in particular, to a method for mechanical excavation of a cross passage (6) between two traffic tunnels (1, 2) or between two vertical wells, characterized by the fact that it comprises a series of steps as...
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WO/2016/041049A1 |
Embodiments disclosed herein relate to downhole tools capable of creating a vibration, and more particularly to methods and apparatus for creating tunable pressure pulses for imparting vibration to a downhole drill string.
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WO/2016/044464A1 |
A geo-steering method for drilling a formation penetrated by multiple wells. The method comprises computing a stratigraphic target formation window, computing a target line utilizing an instantaneous formation dip angle correlated to off...
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WO/2016/043719A1 |
An example downhole motor may include a first housing and a second housing with first and second portions characterized by non-parallel longitudinal axes. The second housing may be rotatably coupled to the first housing, and the first po...
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WO/2016/039731A1 |
A method for determining a configuration of a mechanical actuator coupled to a drilling shaft in a drilling shaft deflection device of a rotary steerable subterranean drill. The method includes receiving, at a controller, data representa...
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WO/2016/040664A1 |
A compact reaction turbine jet rotor with much lower rotary speed, reduced manufacturing cost and greater tolerance to debris and wear is disclosed. Reduced rotary speed will allow faster drilling in a wider range of formations of econom...
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WO/2016/037135A1 |
A system includes a transmitter for use in conjunction with a horizontal directional drilling system that transmits a multi-bit symbol stream that characterizes sensor symbols for receipt by an aboveground portable device. The portable d...
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WO/2016/033707A1 |
Disclosed is a walker-type rotary drilling rig; a slewing bearing (8) is mounted below a main machine body (14); a bearing mount (19) is connected to a fixed travel frame (6); the bearing mount (19) is connected to a longitudinal connect...
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WO/2016/036788A1 |
A bottomhole assembly (BHA) has a first section, a second section, and a drilling motor disposed along the second BHA section. The first BHA section is connected to the second BHA section with a flex sub. A steering assembly positioned a...
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WO/2016/036808A1 |
A jet pump assembly is adapted to be releasably attached to a tubular member of a tubular string in an oil well. The jet pump may be pumped out of the tubular string to the surface by a reverse flow of power fluid down the well between t...
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WO/2016/032640A1 |
A method for wellbore directional drilling includes selecting a starting and stopping spatial position of at least one portion of the wellbore. A sequence of sliding and rotary drilling operations within the portion is determined to calc...
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WO/2016/029728A1 |
A self-driven casing pipe lowering device, comprising, sequentially connected from top to bottom, a turbine assembly (1), a drive shaft (4) driven to rotate by the turbine assembly, a drill bit (5) driven by the drive shaft and installed...
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WO/2016/033395A1 |
A technique facilitates drilling of deviated boreholes. The technique employs a drilling system which may be disposed along a drill string. The drilling system may be used to drill a straight section of a borehole along a straight boreho...
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WO/2016/028159A1 |
A drilling module (1) for radial drilling in a well (2) and an anchoring module (6) for use in a well tool (5) are described, the well (2) being defined by a wall (21) and the well having an extent in an axial direction (A). The drilling...
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WO/2016/028160A1 |
A wireline- or umbilical-operated drilling unit (2) especially for forming a second borehole (12) sidetracked from an established first borehole (11) in an underground structure (1) and for reaming an established first or second borehole...
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WO/2016/026022A1 |
A manually operated pneumatic rock drill positioner for mining shaft wall boring, said positioner comprising: an articulated boom having one end for releasable coupling to a mobile ground platform and another end opposite said one end th...
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WO/2016/025521A2 |
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...
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WO/2016/019427A1 |
A well system comprising at least one gas well extending from a ground surface into the ground, a water production well extending from a surface into the ground and a water drainage well fluidly connecting the at least one gas well to th...
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WO/2016/015528A1 |
Disclosed is a rotation guidance apparatus belonging to the technical field of oil drilling equipment. An end part of a lower connector (3) has a ball-socketed ball-joint rod (12), and a drill bit (1) is connected on the ball-joint rod (...
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WO/2016/015654A1 |
Carbonate rock fracture drilling trajectory design and control methods, comprising: utilizing earthquake data to obtain the contours of carbonate rock fractures; determining a safe distance from each carbonate rock fracture; determining ...
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WO/2016/018230A1 |
An example whipstock assembly includes a whipstock providing a ramped surface and a longitudinal groove defined in the ramped surface. A lead mill is coupled to the whipstock with a shear bolt and having a slot defined therein, and a tor...
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