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WO/2015/133896A1 |
Offshore drilling system for performing subsea wellbore related activities comprising a drilling vessel (1), with a floating hull (2) subjected to heave motion. A main cable heave compensation sheave (30, 31) is provided for heave compen...
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WO/2015/133892A1 |
The invention relates to an offshore drilling vessel comprising a main deck, a moonpool a firing line hoist system having a tower, a BOP transport system and a pivotally supported U-shaped working deck. The U-shaped working can be pivote...
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WO/2015/132202A1 |
The present invention relates to a method for riser string handling on an offshore drilling vessel (1), the offshore drilling vessel comprising a multiple firing line hoist system, a riser tensioner system (50) arranged in the second fir...
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WO/2015/128217A1 |
The invention concerns a compensating cylinder 100 unit suitable for compensating relative movements between a stationary frame 40 and a compensated frame 50 constituting parts of a coiled tubing compensation system 30, where the compens...
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WO/2015/130480A1 |
An apparatus for handling one or more tubulars. The apparatus may include a body defining at least a portion of a tapered bowl. A plurality of slips may be disposed at least partially within the bowl and configured to slide along a surfa...
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WO/2015/130491A2 |
A method of utilizing carbon monoxide to increase oil recovery includes methods of injecting an effective amount of carbon monoxide into an oil reservoir. The carbon monoxide increases oil flow from the oil reservoir through a variety of...
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WO/2015/126570A1 |
Apparatus and methods include a racker device for moving tubular stands on a drilling rig, a fingerboard cooperatively disposed to receive tubular stands from the racker device and to support the tubular stands in a vertical arrangement,...
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WO/2015/126740A1 |
An extension assembly, apparatus, and method for racking a tubular are provided. The method includes attaching a coupler to the tubular, such that the coupler receives an end of the tubular. The coupler includes a material that is softer...
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WO/2015/126727A1 |
A tubular handling system and method for handling tubulars are provided. The tubular handling system includes a load transfer sleeve. The load transfer sleeve includes a body defining an inner diameter and a tapered bowl extending outwar...
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WO/2015/122917A1 |
Variably configurable anti-rotation device (252) in a rotary steerable subterranean drill (20). The rotary steerable subterranean drill (20) includes a housing (46) with which the anti-rotation device (252) is associated. Wellbore engagi...
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WO/2015/120566A1 |
The invention relates to a drilling and boring system, a manipulating arm and a method for diamond drilling or a wireline comprising at least one tower, at least one rotary head and at least one rod rack (24), where each tower supports a...
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WO/2015/117240A1 |
An assembly for hoisting and lowering a drill string of a drilling rig includes a multiple displacement hydraulic cylinder having a blind end, a rod end, and a single piston rod configured for slidable extension and retraction movement w...
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WO/2015/113905A2 |
A conveyor apparatus (2), so-called injector head, to enable feeding of e.g. continuous tubing (7) or coiled tubing through the conveyor apparatus (2) to or from a wellhead and a well below and related to use of well tools. A pair of opp...
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WO/2015/113899A2 |
A conveyor apparatus (2), so-called injector head, to enable feeding of e.g. continuous tubing (7) or coiled tubing through the conveyor apparatus (2), to and from a wellhead and a well below and related to use of well tools. The apparat...
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WO/2015/113901A2 |
A conveyor apparatus (2), so-called injector head, to enable feeding of e.g. continuous tubing (7) or coiled tubing through the conveyor apparatus (2) to or from a wellhead and a well below and related to use of well tools. There is prov...
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WO/2015/113896A2 |
A conveyor apparatus (2), so-called injector head, for feeding e.g. continuous tubing (7) or coiled tubing through the conveyor apparatus (2), to and from a wellhead and a well below and related to use of well tools. A pair of oppositely...
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WO/2015/112778A1 |
A test stand, for testing several parameters of power tongs used to make and break drill and casing pipe segments, comprises a base having a vertical, rotating shaft bearing along its length one or more disk brakes for stopping rotation ...
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WO/2015/106343A1 |
A gearbox for a roller in a spinner wrench is provided. In some embodiments, the gearbox can be disposed internally to the roller and can include a sun and planet type epicyclical gear-reduction assembly. In further embodiments, the gear...
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WO/2015/106344A1 |
A spinner wrench for use on a drilling rig is provided. In some embodiments, the wrench can comprise three or more spinning rollers that can be disposed around a tubular. The three or more rollers can be connected to three or more hydrau...
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WO/2015/106370A1 |
A breakout mechanism of a drill stem comprises a front gripper (J0) and a rear gripper (J1) respectively installed in fixed brackets. The said front gripper (J0) and the rear gripper (J1) comprise a positioning gripper mechanism and a cl...
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WO/2015/107145A1 |
A guiding tube (30) for a bendable drill rod (10) for a drilling rig (1) comprises a tube-like casing forming a tubular space (41) inside the casing for holding and guiding at least a part of a drill rod that is not currently used for dr...
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WO/2015/105452A1 |
The invention relates to a pipe clamp intended to grasp and using a holding element (5) hold firm an elongated element (4) with at least a first (1, 1a1-2, 1b1-2) gripping element with a first longitudinal axis, and a second (2, 2a1-2 2b...
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WO/2015/103217A1 |
Diverter assemblies and diverter systems for forming a seal around at least one pipe positioned in a drilling position. Methods of using the diverter assemblies and diverter systems are also disclosed.
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WO/2015/103150A1 |
A drill head assembly for receiving a drill rod in an operative position. The drill head assembly has a chuck and cradle configured for movement between a first position and a second position. In the first position, the longitudinal axis...
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WO/2015/100687A1 |
A drill rod holder for a power head drilling rig, comprising: a base (14), left clamping apparatus, and right clamping apparatus, the left clamping apparatus comprising a left slip seat (6), a clamping oil cylinder, and an elastic clampi...
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WO/2015/102594A1 |
In at least some embodiments, a downhole tool includes a tool body defining a tool centerline, and a recessed ring guide intermediate to ends of the tool body. The downhole tool also includes an expander ring having an asymmetric wall th...
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WO/2015/103027A1 |
Implementations described herein include a hoisting device and method for handling, coupling and recovery of tubular members such as drill string components. The hoisting device has a self-energizing gripping means configured to releasab...
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WO/2015/099770A1 |
A braking apparatus for a tool string positionable in a wellbore and a method of braking a tool string in a wellbore is disclosed. The braking apparatus includes: a tubular housing having at least one radial arm-bay opening; an actuating...
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WO/2015/099757A1 |
An example threaded connection includes first component and a second component. The first component may have a first outer diameter, a first threaded portion at or near the first outer diameter, and an end portion. The second component h...
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WO/2015/100380A1 |
In coiled tubing operations, a mast system is provided which allows for performing coiled tubing operations for multiple wells without repositioning the mast or reel of coiled tubing. The system has a telescoping mast, which is rotationa...
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WO/2015/099973A2 |
Present embodiments are directed to a tubular stress measurement system including a first sensor configured to detect a parameter indicative of an axial or circumferential position of the plurality of grapples and a calculation system co...
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WO/2015/099713A1 |
Systems and related methods are disclosed that involve the use of a magnetic downhole assembly or a magnetic downhole tool. The assembly and tool include a mu-metal sleeve that is operable to isolate a magnetic field and a permanent magn...
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WO/2015/093969A1 |
A method and machinery (2) for operations on, in or through a tubular structure (34) passing through a wellhead (6), wherein the method includes: - positioning a hollow lifting apparatus (12) at the wellhead (6) or at a structure (12) ab...
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WO/2015/093970A1 |
The invention relates to a multi-bolt or nut torque wrench device (10, 10a, 10b) for installing or removing a plurality of threaded bolt or nut members (150), the device comprising: i) a reaction plate (20); and ii) a plurality of torque...
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WO/2015/092113A2 |
The invention comprises a base plate (1) in a discoidal format, provided with a central passage (2) for the drill pipe (a). Said base plate receives a plurality of rollers (3) through which corresponding shafts (4) pass longitudinally, s...
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WO/2015/093978A1 |
A subsea termination head assembly (1) adapted for both communicating and controlled load carrying connection via a termination head (4) to a subsea structure (3) to be installed on the seabed, is described. The termination head (4) allo...
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WO/2015/094210A1 |
A tool string having a pressure dependent mandrel and actuator assembly can operate at the annulus pressure within a wellbore to lock the mandrel actuator assembly and prevent further motion of the mandrel within the tool string as the t...
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WO/2015/094819A2 |
A method of deploying a jointed tubular string into a subsea wellbore includes lowering the tubular string into the subsea wellbore from an offshore drilling unit. The tubular string has a slip joint. The method further includes, after l...
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WO/2015/089213A1 |
A tubular gripping apparatus includes a main bowl including a bore formed therethrough about an axis, and a movable bowl movably receivable within the main bowl. The movable bowl includes a bore formed therethrough about an axis with a t...
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WO/2015/089293A1 |
A connection assembly (10) for automated lifting and positioning of a chiksan or other fluid conduit in proximity to a fluid inlet of a device such as, for example, a cement head. Once a chiksan or other flow line is positioned in a desi...
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WO/2015/085359A1 |
A drill rig is provided, The drill rig includes a frame and a pair of cylinder rods provided laterally spaced relative to each other. The pair of cylinder rods is configured to extend and retract relative to the frame along an axial dire...
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WO/2015/085408A1 |
Tubing encapsulated cable is generally difficult to place in the interior of the coil tubing. It has been found that in certain circumstances the process of placing the tubing encapsulated cable in the interior coil tubing is simplified ...
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WO/2015/089470A1 |
A downhole tool conveyable within a wellbore extending into a subterranean formation, wherein the downhole tool comprises a first component, a second component, and a solder electrically and mechanically coupling the first and second com...
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WO/2015/084374A1 |
A directional casing-while-drilling system includes a rotary steerable system disposed within a casing string used as a drill string during casing-while-drilling operations. The casing string of some embodiments may include an upper sect...
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WO/2015/084886A1 |
A riser suspension system for suspending a riser from a subsea wellhead housing using a running tool. The system comprises a surface wellhead housing, a riser hanger and a load shoulder. The surface wellhead housing comprises a bore, a s...
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WO/2015/085125A1 |
Embodiments may generally take the form of a safety joint and methods related thereto. One embodiment may take the form of a safety joint deployable in a well. The safety joint includes a first sub and a second sub coupled to the first s...
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WO/2015/084355A1 |
A liner installation system for use in a wellbore having a casing string disposed therein. The system includes a liner string having a liner hanger and a liner top and a setting tool having an expansion cone assembly and a locator cylind...
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WO/2015/084322A1 |
A well tool can include a chamber having a volume that changes when a member displaces, and a valve device that selectively opens and permits displacement of the member, and that selectively closes and prevents displacement of the member...
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WO/2015/081393A1 |
A support with a limiting collar for a casing string, for locking by abutment above the mandrel of the drilling equipment, is formed by a support (1) used between the winch of the drilling equipment and the casing tubing column (for ceme...
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WO/2015/080733A1 |
Methods for making and using a seal element for a rotating control device used in rotary drilling systems are disclosed. In an example embodiment, the seal element has a bore, a base region, and a nose region. The method comprises provid...
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