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WO/2015/016849A1 |
A platform system for working on top of, or transgressing over laid down pipe or other tubular stock to provide workers a safe means of accessing pipe without working under or between the pipe, or having to walk on pipe which can roll or...
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WO/2015/012843A1 |
Disclosed is a multi-deflector assembly for guiding a bullnose assembly into a selected borehole within a wellbore. One deflector assembly includes an upper deflector arranged within a main bore of a wellbore and defining first and secon...
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WO/2015/012845A1 |
Disclosed are embodiments of expandable bullnose assemblies for use in a well system. One well system includes a deflector arranged within a main bore of a wellbore and defining a first channel that exhibits a predetermined diameter and ...
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WO/2015/012844A1 |
A wellbore system is disclosed that includes an upper deflector arranged within a main bore and defining first and second channels that extend longitudinally therethrough, a lower deflector arranged within the main bore and spaced from t...
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WO/2015/009395A1 |
A top drive includes a plurality of modules. The top drive includes a first fastening member and a second fastening member. The first fastening member and the second fastening member are configured to be removably coupled to connect a fi...
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WO/2015/006339A1 |
A blast and fire protection derrick comprising: a drilling rig; a roof covering the drilling rig; and one or more deflection plates disposed within the drilling rig.
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WO/2014/202006A1 |
A rock drill telescopic arm comprises a fixed arm (1), a movable arm (3), and a telescopic oil cylinder (2). The fixed arm (1) is sleeved on the movable arm (3); the fixed arm (1)is internally provided with a plurality of adjusting block...
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WO/2014/204304A1 |
The present invention relates to a method of developing a hydrocarbon field in a marine environment, the method comprising: providing a bearing structure (30) which extends above the water surface (11), the bearing structure comprising b...
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WO/2014/200432A1 |
A jacking device for a jacket structure, a method of installing a platform deck to a jacket structure, and a method of relocating a jacket structure from a first location to a second location are disclosed. The jacking device includes a ...
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WO/2014/186889A1 |
The present invention relates in one embodiment to an offshore drilling rig configured for lowering and/or raising a string of tubular equipment into a subsea bore-hole. The drilling rig may comprise: a drill deck; a first hoisting syste...
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WO/2014/190262A1 |
Method of monitoring the drilling of a well (13) using an installation (11) comprising a drilling rig (17) floating on the sea (24) and subject to swell, a riser (50) connected to a well head (16), a slip-joint (52), and a drilling tool ...
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WO/2014/178712A1 |
The invention relates to a modular drilling rig system comprising multiple components, which system is transfigurable between a transport mode and an operational mode, and comprises: a. a drilling rig mast which is positionable in a vert...
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WO/2014/173457A1 |
A method of positioning a drilling derrick on a floating drilling vessel, the method comprising: dynamically translating the drilling derrick on the floating drilling vessel in response to a detected translation of the floating drilling ...
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WO/2014/172690A2 |
A pipe handler trailer assists with the handling of very large and heavy pipes that are regularly raised to and lowered from an elevated surfaces. A height adjustment assembly sets the maximum height that a skidway will reach when a lift...
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WO/2014/127058A1 |
A modular well intervention assembly includes a jack assembly (10) having increased stroke length that can be installed directly over a well or above a BOP assembly (100). Modular work platforms (40, 50, 60, 70) and a telescoping mast as...
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WO/2014/122470A2 |
A skid assembly (300) for supporting a drilling tower (308), said skid assembly (300) comprising : (i) a first member (312) for slidably supporting a drilling tower (308); and (ii) a second member (314) for slidably supporting said drill...
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WO/2014/120085A1 |
This invention is centered on assisting, enhancing and improving the conventional cantilever design such that it can result in higher load carrying capacity. Such an adaptation utilizes the invention that has superior, novel and innovati...
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WO/2014/116119A1 |
A conductor arrangement for a collection of subterranean wells for recovering fluids from an underground structure, in which a frame (1) is provided with several conductor guides (13), each forming an inlet opening (131) for a conductor ...
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WO/2014/082137A1 |
An arrester for engaging a pipe while the pipe is located adjacent a surface, the arrester comprising a body having a first end adapted to be attached to the surface, and a second end adapted to receive the pipe, wherein the second end i...
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WO/2014/081396A1 |
The present invention provides a structure-supported Jackup system comprising a Jackup drilling unit with a main deck structure and a plurality of legs movably coupled with the main deck structure, two or more support base structures dis...
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WO/2014/081397A1 |
The present invention provides a structure-assisted Jackup system comprising a Jackup drilling unit with a main deck structure and a plurality of legs movably coupled with the main deck structure, one or more support base structures disp...
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WO/2014/074967A1 |
A horizontal directional drilling system with a removable operator station having a frame, a carriage, a base, and a removable cab. The carriage is moveable relative to the frame to provide thrust and rotation to a drill string. The base...
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WO/2014/070073A1 |
Boring rig for extraction boring below ground, wherein the boring rig includes: a boring unit (1) having a length direction (L) and two lateral directions (S1,S2), and a boring aggregate (5) being supported by the boring unit (1) said bo...
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WO/2014/065655A1 |
The invention relates to a vessel including a drilling installation for drilling a well, which installation comprises: -a drill floor surrounding a firing line; -a first drilling tower arranged on a deck of the vessel, comprising a frame...
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WO/2014/063066A1 |
Embodiments disclosed herein provide a land drilling rig with features for fast assembly and disassembly. The land drilling rig has a sub base with side boxes that have projections that mate with recesses in a center section. The mast is...
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WO/2014/057507A1 |
The present invention relates to a drilling vessel, comprising: - at least one floating structure 10, provided with at least one operating deck 11; - at least one guiding tube 20 which in operating conditions extends from the vessel to t...
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WO/2014/048067A1 |
A hydraulic energy-storage petroleum drilling and repairing machine capable of tripping double joints or a three-joint unit, which mainly comprises an upright guide frame (11), a truss-type lifting stand column (12), a long-journey multi...
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WO/2014/018519A1 |
The riser system of the present invention includes an external production riser for floating structures with interfaces to the dry and subsea wellheads, internal tieback riser with a special lower overshot/slipping connector for elevated...
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WO/2014/007756A1 |
This invention is centered on replacing the conventional fixation or rack-chock system in jack up rigs with one that has superior, novel and innovative features. By using this invention, it immediately reduces the number of units require...
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WO/2014/008483A1 |
Methods and apparatuses for directly charging capacitors In a down-hole pulsed power system used for electrocrushing drilling. An above ground power supply Is directly connected to the capacitors. The power supply can be a switching powe...
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WO/2013/184791A1 |
Systems and methods for relieving pressure from a subsea transport line are provided. The system can include a vessel having a bottom end that can be at least partially open and in fluid communication with a subsea environment. The vesse...
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WO/2013/174089A1 |
Provided are a cathead and a rotary drilling rig. The cathead comprises a pulley (1), a cathead basal body (2), and a mounting seat (3), the pulley (1) is mounted on the mounting seat (3), a mounting portion is arranged on the cathead ba...
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WO/2013/177568A1 |
The present invention relates to a positioning system for service lines. Generally, the invention relates to a mechanism for the deployment, retraction, and transportation of fixed-length service lines such as electrical, pneumatic, hydr...
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WO/2013/168064A2 |
Well drilling apparatus (2) and method associated therewith, which is able to shift from a first assembly operating configuration to a second use operating configuration and vice versa. Said apparatus (2) comprises a sub-structure (21), ...
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WO/2013/163252A2 |
Disclosed herein is a bi-directionally raisable drilling rig mast system that includes a drilling rig mast (530) having a bi-directional mast erection connection (534), a first erection connection (507f) positioned proximate a first side...
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WO/2013/158695A2 |
Disclosed herein is a telescoping substructure (100) of a drilling rig (300) that includes first and second telescoping substructure boxes (110, 120). The first and second telescoping substructure boxes (110, 120) each include, among oth...
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WO/2013/154594A1 |
A mast head assembly for a dragline. The mast head assembly comprises an elongated body for connecting to a mast of a dragline. The elongated body includes side plates on opposite sides of the body. The side plates have suspension lugs a...
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WO/2013/142874A1 |
The present invention discloses a cable tray assembly for a drilling rig or other vertical structure. In one embodiment, an extendable cable tray assembly is provided for retractable attachment to a section of a mast of a drilling rig. T...
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WO/2012/036630A9 |
This invention. Raised Cantilever for Easy Access (RCEA), is a novel concept and design that allows and improves personnel or man-handled material access to and from either side of the cantilever on a self-elevating drilling rig, platfor...
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WO/2013/123221A1 |
The present invention discloses a drill rig relocation system. Lift frames are provided at opposite ends of a base box of a drill rig substructure. A lift cylinder and bearing mat assembly are rotatably connected beneath the lift frame. ...
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WO/2013/109453A2 |
Generally, the present disclosure is directed to a collapsible substructure of a mobile drilling rig. In one illustrative embodiment, a drilling rig substructure is disclosed that includes a base having a fixed drill floor mounted thereo...
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WO/2013/085774A2 |
Present embodiments are directed to a top drive torque track system for a drilling rig. The torque track system (20) includes a first elongate track (22, 24, 26, 28, 30, 32, 34) with a male end (62, 88, 108). The male end (62, 88, 108) i...
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WO/2013/082172A1 |
The present invention provides a rapid rig-up and rig-down pipe stand building and racking system that is capable of being retrofit to an existing drilling rig. In particular, the invention relates to a horizontal to vertical pipe delive...
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WO/2013/077595A1 |
A seabed drilling and vertical shaft construction method according to an embodiment of the present invention comprises: a) fixing and installing a jack-up barge to arrange a casing at a dredging surface; b) installing a guide frame at on...
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WO/2013/028558A2 |
An all-electric powered mobile jumbo drill machine configured to use provided AC electric power and on board battery provided electric power and operated in a mining environment.
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WO/2013/028409A2 |
A riser system for coupling a surface platform to a wellhead. The riser system includes a main tube, flanges and one or more tie rods. The main tube forms an annulus for fluid flow between the wellhead and the platform. A flange extends ...
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WO/2013/022430A1 |
The system includes a modular drum unit disposed in a first skid. The modular drum unit may include a drum and a winch. The system also includes a power pack assembly disposed in a second skid. The power pack unit may comprise a power so...
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WO/2013/004956A1 |
The invention relates a drilling mast, including: a stationary structure (4); a jar (6) slidably mounted on said structure; a carriage (7) provided with a drilling head (23) and slidably mounted on the jar; two jacks (8) on which the jar...
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WO/2012/174608A1 |
Some embodiments relate to a transporter for a boring rig, such as a raise-boring rig. The transporter comprises controls to control operation of the boring rig. Some specific embodiments relate to a mobile support system for a raise-bor...
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WO/2012/173559A1 |
A drilling derrick (1) for offshore drilling operations arranged to be a protecting enclosure (3) accommodating a drill pipe device adapted to perform drilling operations and allowing a pipe section to be moved to and from the drilling d...
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