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WO/2018/145026A1 |
A modular tubular system is assembled of a tool handling section and a tubular section. The tool handling section may be made of a material that is suitable for handling by conventional tubular handling tools, such as conventional steel....
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WO/2018/144117A1 |
A perforating gun system having gun sections coupled together with adapters. Each of the gun sections are adjustable to be offset relative to one another and each gun section is also decentralized with respect to the inside diameter of t...
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WO/2018/143819A1 |
A coupling assembly for elongate elements (1, 2) comprises a pin member (5) and a box member (6), said pin and box members having complementary and respective frusto- conical pin and box mating surfaces (12, 13). A bore (9; 9') has as a ...
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WO/2018/145027A1 |
A toe casing is made of a material different from conventional casing, and may be deployed in an open-hole section of a well that is not economically accessible by conventional casing. The toe casing may be made of a material that more e...
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WO/2018/140462A1 |
A safety joint having threads with a first handedness, for example right-handed threads, to connect the safety joint to an upper drill pipe portion and a lower drill pipe portion. The safety joint includes a releasable threaded connectio...
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WO/2018/140935A1 |
A tubular member (100) includes a tube body (109), a tube end (112,113), an exterior surface (140), an interior surface (142), a nominal wall thickness, a longitudinal axis (111), a welded seam (110), and a patch of material (205). The w...
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WO/2018/140752A1 |
An adjustable hydraulic coupling device allows simultaneously mounting of different parts of a downhole drilling tool to the drill string near its upper and lower extremities. This top- and bottom-mounting is made to points on the drill ...
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WO/2018/140142A1 |
A method of treating a first bore and at least one second bore connected to the first bore in one downhole trip includes guiding a treating tool including a seal assembly defining and a shroud extending about the seal assembly downhole, ...
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WO/2018/140448A1 |
The present disclosure is directed to an apparatus and a compact riser separation system for separating a gaseous mixture from a stream of particles entering from a central riser reactor used for cracking a hydrocarbon feed with the stre...
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WO/2018/135266A1 |
Provided is a threaded joint for steel pipes, the threaded joint being configured so that high sealing performance can be ensured after the completion of tightening and so that the seizure of each seal surface during tightening can be pr...
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WO/2018/132927A1 |
A reservoir fluid production system for producing reservoir fluid from a subterranean formation is provided for mitigating gas interference by effecting downhole separation of a gaseous phase from reservoir fluids, while mitigating entra...
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WO/2018/135951A1 |
The invention concerns a winder (1) for a threaded connection of two axially aligned bodies (2, 3) where: - a first body (2) comprises a male portion (4) at an end connection portion; - a second body (3) comprises a female portion (5) at...
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WO/2018/132862A1 |
A mobile, coiled tubing drilling apparatus with a rotary drill head, the apparatus including a non-rotating mast on a mobile platform, the mast having mounted thereon an injector below a coiled tubing reel, the injector defining an opera...
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WO/2018/132915A1 |
A centralizing sucker rod connector having a vaned sleeve mounted on a mandrel. The mandrel has a shoulder enclosed by the sleeve. One or more inserts included within the sleeve or the inner surface of the sleeve engage the mandrel and c...
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WO/2018/135267A1 |
Provided is a threaded joint for steel pipes, the threaded joint having further improved sealing performance. This threaded joint (1) is provided with a pin (10) and a box (20). The pin (10) has a pin shoulder surface (11), a pin seal su...
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WO/2018/128692A2 |
This disclosure relates to degradable rubber compositions, such as those, for example, comprising at least one natural rubber; at least one polyurethane; at least one curing agent; and at least one complex using zinc chloride and a disul...
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WO/2018/128548A1 |
A riser system for transporting hydrocarbons from a sea bed installation towards a floating installation comprises a Steel Catenary Riser, SCR (100), and at least one flexible flow line (200). The SCR comprises a lower portion (130) havi...
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WO/2018/128636A1 |
A dissolvable connector allows a wireline or similar conveyance to be detached from a downhole tool or device based on conditions in a downhole environment instead of an external action, such as application of tension or an electrical pu...
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WO/2018/125613A1 |
Directional drilling is an extremely important area of technology for the extraction of oil and gas from earthen formations. The technology of the present application relates to improved non-stabilizer guidance positioning members for di...
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WO/2018/125616A1 |
Directional drilling is an extremely important area of technology for the extraction of oil and gas from earthen formations. The technology of the present application relates to improved positioning elements for directional drilling asse...
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WO/2018/125036A1 |
The disclosed embodiments include an assembly for anchoring a tool at a subsurface location in a wellbore. The assembly includes a latch coupling having a latch pocket on an internal surface of the latch coupling. Additionally, the assem...
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WO/2018/122558A1 |
The invention provides a swivel tool for use in a wellbore. The tool comprises a tool body and a mandrel which is axially moveable relative to the tool body. The tool also comprises a lock member moveable between a first condition in whi...
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WO/2018/125071A1 |
A completion sleeve includes a body that defines an inner passage and a window that provides a lateral exit from the inner passage. A deflector is positioned within the inner passage and is pivotable between a stowed position, where the ...
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WO/2018/126196A1 |
A tubular protector assembly for handling a tubular, such as drill pipe, is disclosed. In one embodiment, a cylindrical sleeve is configured to be disposed around the tubular. One or more layers of carbon fiber-based tape are configured ...
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WO/2018/125083A1 |
A downhole indicating device includes a collet body and a slidable collet comprising a protrusion and surrounding and slidable along a length of the collet body between a low snap position and a high snap position. In the low snap positi...
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WO/2018/119097A1 |
A system for securing different first and second drill tools to a drill head including a socket is provided. The system includes a chuck adapted for positioning at least partially within the socket of the drill head, the chuck including ...
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WO/2018/118003A1 |
An apparatus and method according to which a zone of a wellbore that traverses a subterranean formation is completed. The apparatus includes a flow joint including a first internal flow passage, and a plurality of openings formed radiall...
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WO/2018/114418A1 |
The invention relates to a pipe for conveying a petroleum effluent comprising water and at least one of the acidic compounds carbon dioxide CO2 and hydrogen sulphide H2S, the pipe comprising at least one mechanical reinforcement metal pa...
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WO/2018/118028A1 |
A downhole inductive coupling system, a method of deploying an electrically connected system downhole, and a method of transmitting electrical signals between downhole components. The downhole inductive coupling system comprises a cable,...
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WO/2018/119007A1 |
A shock tool (120) for reciprocating a drillstring (20) includes an outer housing (130) and a mandrel assembly (150) coaxially disposed in the outer housing (130). The outer housing (130) has a radially inner surface (132) including a pl...
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WO/2018/112667A1 |
One or more seals may be provided in a gap sub to prevent the ingress of drilling fluid into an insulating gap between a male member of the gap sub and a female member of the gap sub. A first seal may comprise an internal gap sub seal pr...
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WO/2018/111863A2 |
A snubber tool can be installed in a downhole tool string to reduce vibration in the downhole tool string. The snubber tool includes two compliance components having different stiffness properties and pre-compression and a drive washer t...
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WO/2018/109371A1 |
Threaded joint comprising a first and a second tubular component screwed together, wherein a male element of the first component has, on its outer peripheral surface, a male inner lip having an inner ring (11) of minimum thickness Epi an...
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WO/2018/109432A1 |
The disclosure relates to a clamping device and method of securing a clamping device. The clamping device is suitable for clamping an elongate member, and includes a body portion for surrounding the elongate element and configured to app...
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WO/2018/112153A1 |
A releasable tool using an electronic motor to drive a collet and associated collet arms to engage or release a quick change sub that may be coupled to additional downhole tools, such as a perforating gun string.
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WO/2018/111901A1 |
The invention relates to floating platform mooring and involves an improved platform mounted tendon tension monitoring system with porch-mounted variable reluctance measurement technology sensors configured. The variable reluctance measu...
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WO/2018/111689A1 |
An assembly for downhole deployment of well instrumentation, the assembly being above a coiled tubing which receives a part of a cable assembly and below a production pump, the assembly comprising: a splitted hanger fixing the cable asse...
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WO/2018/107712A1 |
A straight hole drilling method for a drilling machine, suitable for drilling an extraction borehole in an underground coal mine. A drill bit (6) is arranged on a section of round drill rod (5) so as to start hole drilling work; after a ...
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WO/2018/106256A1 |
A drilling system includes a top drive having a motor with a rotating shaft and an adjustable torque. The drilling system also includes a connector that couples the rotating shaft to a drillstring. The drillstring system also includes a ...
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WO/2018/102932A1 |
A gap joint for use with a gap sub for electromagnetic telemetry. The gap joint has a replaceable uphole shoulder on the male gap joint component, which may be composed of a sacrificial material, to extend gap joint useful life where the...
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WO/2018/106637A1 |
Provided are systems and methods for thru-tubing completion including a sub-surface completion unit (SCU) system including a SCU wireless transceiver for communicating with a surface control system of a well by way of wireless communicat...
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WO/2018/106635A1 |
Provided are systems and methods for thru-tubing completion including a sub¬ surface completion unit (SCU) system including a SCU wireless transceiver for communicating with a surface control system of a well by way of wireless communic...
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WO/2018/106638A1 |
Provided are systems and methods for thru-tubing completion including a sub-surface completion unit (SCU) system including a SCU wireless transceiver for communicating with a surface control system of a well by way of wireless communicat...
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WO/2018/107161A1 |
A mudline closure device is lowered between tensioners coupled to a deck of a vessel or rig onto a subsea wellhead. A tensioner platform is then attached to the tensioners. The tensioner platform includes a platform opening having an inn...
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WO/2018/106362A2 |
A pump rod can include a body that includes a longitudinal axis; and a pin at an end of the body where the pin includes threads where the threads include tangential elliptical roots.
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WO/2018/106248A1 |
A system that includes a drillstring with a bottomhole assembly (BHA). The system also includes at least one stabilizer or reamer integrated with the BHA, wherein each of the at least one stabilizer or reamer includes a position adjustme...
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WO/2018/106246A1 |
A method of hydraulically actuating downhole equipment includes supplying pressure P(z) to a downhole network comprising tools T(n), tool T(x), control lines C(z), and control lines Y(z), wherein n and z are integers, and x = n + 1, wher...
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WO/2018/107156A1 |
Hang-off and/or torque l features are provided on the pipes and/or the connections of a high-pressure riser. The hang-off features may be useful to support the weight of the full length of the riser. Accordingly, the hang-off may be done...
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WO/2018/106642A1 |
Provided are systems and methods for thru-tubing completion including a sub¬ surface completion unit (SCU) system including a SCU wireless transceiver for communicating with a surface control system of a well by way of wireless communic...
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WO/2018/104778A1 |
An example system for a well includes a tubing string including spoolable, flexible, coiled tubing to transport fluids within the well; a packer associated with the tubing string to provide an annular seal to a section of a wellbore of t...
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