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WO/2012/162800A1 |
A transportable drilling rig having a self-elevating drill floor includes a base structure comprising multiple base towers that can be transported to a wellsite and positioned around an intended wellbore location. A horizontal base frame...
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WO/2012/158821A1 |
A ram tensioner system with a deck mountable frame having an upper portion and a lower portion connected by a plurality of cylinder sleeves and at least one guide post sleeve. A guide post engages the guide post sleeves, and an individua...
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WO/2012/148782A2 |
A system for transferring fluids from a free-standing riser to a surface vessel comprises a first valve assembly including a first valve spool and a first isolation valve configured to control the flow of fluids through the first valve s...
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WO/2012/144952A1 |
A multi-functional jack-up (200) for decommissioning an offshore well rig (100) is disclosed herein. In a described embodiment, the jack-up (200) comprises a hull (202) supportable by a number of jack-up legs (206), a cantilever platform...
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WO/2012/138912A2 |
A method for developing an offshore field comprises (a) coupling a plurality of top-tensioned risers to a first vessel at a first location. In addition, the method comprises (b) decoupling the first vessel from the plurality of top-tensi...
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WO/2012/121773A1 |
A cantilever system for a rig comprising a hull, a beam coupled to the hull, an extension member coupled to the beam, and a hold-down member spaced from a support member and coupled to the extension member. A first end of the beam is ext...
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WO/2012/109759A1 |
A low headroom confined space drilling system is disclosed, comprising a low headroom drilling apparatus, a drilling fluid supply system, a drilling fluid collection system, and a drilling fluid recycling apparatus for supplying a recycl...
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WO/2012/067329A9 |
The present invention relates to a temperature and pressure monitoring system of a sealed derrick structure, wherein temperature and pressure of the sealed derrick structure are monitored to recognize whether the temperature and the pres...
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WO/2012/100283A1 |
An in-situ sampling and analysis system 10 is supported by a drill rig 12. The system 10 incorporates a frame 26 which carries equipment capable of sampling and analysing drill cuttings produced during drilling. This equipment includes a...
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WO/2012/096648A1 |
A method of drilling and completing a well can include drilling a section of a wellbore, positioning a perforated shroud in the section of the wellbore, securing the perforated shroud by setting a hanger, and isolating the section of the...
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WO/2012/083364A1 |
The present invention relates to a drilling orientation apparatus 10 for use with a drilling operation and in particular with a drilling operation utilizing an elevated drilling frame 60. The drilling orientation apparatus 10 comprises c...
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WO/2012/087119A1 |
A dual firing line drilling installation has a drilling tower main structure with four frameworks that are each over a major portion of their height U-shaped in horizontal cross - section. A four-sided central (11) space is present, and ...
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WO/2012/082779A2 |
In subsea drilling operations, workover control systems may include deployment of an umbilical from a deepwater drilling vessel. Such an umbilical provides support functions for deepwater drilling operations. In the practice of the inven...
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WO/2012/060531A1 |
The present invention relates to a drilling ship that can operate in a polar region, the drilling ship for a polar region characterized by a weather tight structure, which protects a drill floor and a drilling operation area from outside...
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WO/2012/061562A2 |
An offshore structure comprises a hull having a longitudinal axis and including a first column and a second column moveably coupled to the first column. Each column has a longitudinal axis, a first end, and a second end opposite the firs...
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WO/2012/060711A1 |
A drilling device with a drilling derrick above a base structure 2, wherein the drilling derrick 1 is provided with a winch 13 and a snatch block (14) for lifting and lowering a drilling machinery 7 connected to the surface via three or ...
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WO/2012/060530A1 |
The present invention relates to a drilling ship that can operate in a polar region, the drilling ship for a polar region characterized by a side shell plate supporting a weather tight structure protecting a drill floor from outside air,...
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WO/2012/060528A1 |
The present invention relates to a damper structure for a sealed derrick, which is able to constantly compensate and maintain pressure with respect to the internal space of a sealed derrick structure. The present invention is a damper st...
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WO/2012/060527A1 |
The present design relates to a sealed derrick structure for polar vessels, wherein an installation space for an exhaust-gas unit is provided on the upper part of the sealed derrick. The sealed derrick structure for polar vessels accordi...
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WO/2012/054440A2 |
An offshore structure comprises a hull having a longitudinal axis, a first end, and a second end opposite the first end. In addition, the structure comprises an anchor coupled to the lower end of the hull and configured to secure the hul...
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WO/2012/046942A1 |
The present invention relates to a damping apparatus for a moonpool, and more particularly, to a damping apparatus for a moonpool having a simple driving mechanism. The damping apparatus according to the present invention includes one or...
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WO/2012/044919A2 |
An elevated platform system includes a base support structure and a plurality of fiber reinforced polymer composite panels. The base support structure includes pilings secured to a ground surface and attachment cradles coupled to the pil...
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WO/2012/036763A1 |
A system including a setback and racking system and a set of wellbay accesses, at least a portion of the setback and racking system positioned at an elevation lower than the elevation of the wellbay accesses. A system including a central...
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WO/2012/037313A2 |
In one aspect, embodiments disclosed herein relate to modular drilling system, the system comprising a first module comprising a first work surface; and a second module comprising a second work surface; wherein the first module is dispos...
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WO/2012/033793A2 |
A direct drive drawworks (100) has a permanent magnet motor (40) with a first set of windings (250) and a second set of windings (252), a shaft (41) extending from the permanent magnet motor (40) such that the permanent magnet motor dire...
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WO/2012/028974A2 |
The current application discloses methods and systems for conducting operations to subterranean formations. The system comprises a platform, a grillage mounted on the platform, at least one module for treating the subterranean formation,...
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WO/2012/025804A1 |
Parking and automatic handling equipment of drilling rods (10), comprising: a carousel (20) of containers (30) of drilling rods (40); and a rod handling system (100), positioned on a drilling machine, and comprising a handling arm (101) ...
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WO/2012/015169A2 |
The present invention relates to a polar vessel having a derrick, and particularly, to a polar vessel having a derrick which can maintain a safe inner environment within the enclosed derrick. The polar vessel having a derrick according t...
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WO/2012/000077A1 |
A drilling system including a drill head. The drill head defines a drill head bore and includes a drill head bore closure device. An inner core barrel and an inner core barrel retrieval device may be passed through the interior of the dr...
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WO/2011/150363A1 |
Methods and apparatus for installing deepwater completions and performing well intervention from a "non-dedicated" vessel that can perform other duties while not running completions or performing interventions. The system for installing ...
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WO/2011/140648A1 |
A drilling rig having a top drive has a pipe gripper with a mandrel having an upper end for connection to and rotation with a drive string extending downward from the top drive. The pipe gripper has gripping elements that move radially i...
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WO/2011/130659A1 |
A platform for offshore drilling and/or production operations comprises an equipment deck. In addition, the platform comprises a buoyant hull coupled to the equipment deck and configured to extend below the surface of the water. The hull...
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WO/2011/129760A1 |
A device (1) for handling drill string components (28) for a drill rig (13) includes a slide (3) which is arranged displaceable on a longitudinal guide (2), a grip unit (7) being swingable between a first position for receiving and deliv...
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WO/2011/126711A1 |
An alignment assembly includes a shaft, a first gripper coupled to the shaft, and a second gripper coupled to the shaft. The first gripper includes a fixed gripper body and a first rotating gripper body rotatingly coupled to the fixed gr...
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WO/2011/126362A1 |
Device for introducing a tube into a soil, comprising a main frame and an auxiliary frame attached to the main frame so as to be tiltable in a vertical plane, wherein the auxiliary frame is provided with a drive mechanism for driving the...
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WO/2011/106004A1 |
A method of maintaining a substantially fixed orientation of a pressure control device relative to a movable rig can include rotating a body of the pressure control device while the rig rotates. A method of remotely controlling an orient...
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WO/2011/085194A1 |
A power tool includes an output shaft configured to rotate about a longitudinal axis, a motor drivably connected to the output shaft to impart rotary motions thereto, and a rotational motion sensor spatially separated from the output sha...
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WO/2011/074951A1 |
The invention relates to a drilling installation for drilling a well, for example an oil,a gas, or a thermal well, by means of said installation, which installation comprises: -a tower structure; -first hoisting means adapted to manipula...
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WO/2011/075493A1 |
An apparatus for use by an operator in forming boreholes in an underground mine passage including ribs and a roof. The apparatus includes a base and first and second booms pivotally mounted to the base for swinging toward and away from t...
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WO/2011/071757A2 |
A multi-function multi-hole rig 1000 including multiple machines for accomplishing various rig functions, e.g., drilling machine(s) DM1, tripping machine(s) TM1, casing machine(s), cementing machine(s) CM1, workover machine(s), etc., for...
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WO/2011/065836A1 |
The device (1) for well operations including a tower (2) with an outside (22) and an inside (25), the tower (2) being provided, on its outside (25) with a work platform (3) vertically movable in the position of use and a vertically movab...
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WO/2010/132174A1 |
Systems and methods for rig assembly and for erecting a mast of a rig and such systems with roller apparatus to facilitate movement of a mast section from a mover. In a first embodiment, the method includes erecting a rig mast section on...
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WO/2010/129944A2 |
An autonomous drilling rig (200), including a carriage including a mast (204), a rotary head (202) configured to traverse up and down the mast (204), and a wireless transmission system. The wireless transmission system includes a wireles...
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WO/2010/122212A1 |
Telescopically extending shaft that comprises parts (1 — 3) conveying rotation movement and axial force and the extending and shortening of which shaft is achieved with the help of a power unit, such as a hydraulic cylinder (8) moving ...
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WO/2010/105308A1 |
A drill rig (10) comprises a tower (12) and a drill head (14) that is able to travel linearly up and down the tower (12). The drill head (14) provides torque to a drill string (16) attached to the drill head (14) ad thus to a drill bit (...
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WO/2010/098672A1 |
A device for tripping, in which, at a drill-floor opening (211) which is arranged to receive a pipe string (1), two or more cooperating pipe-handling units (3, 3') are arranged, each, independently of the other (s) or in cooperation with...
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WO/2010/072108A1 |
A walking and modular and self-elevating drilling platform is provided. The platform comprises a main platform (1) and an auxiliary platform (2), the main platform (1) and the auxiliary platform(2) are made up of several platform units (...
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WO/2010/068230A1 |
An offshore oil derrick having a derrick tower (1), a derrick substructure (2), and a drilling floor (3). The derrick substructure (2) is cantileverly supported by a hull, the derrick tower (1) is supported by the derrick substructure (2...
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WO/2010/065993A1 |
A method, system and device (1) for releasing a plug (12a,12b) from a subsea wellhead (24) or subsea drill string (casing 25), the system including a tool support structure (2,3), a tool head member including a plug engaging member (11) ...
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WO/2010/050680A2 |
The invention relates to a moon pool and to a drillship comprising same. The moon pool is formed in the drillship, and comprises a first space penetrating through an upper deck from the bottom surface of the drillship to enable drilling,...
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