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WO/2019/011657A1 |
The invention relates to a universal joint (8, 9) comprising a crosspiece (12), a first flange piece (13) which is connected to the crosspiece (12) so as to be pivotable about a first axis (A1), and a second flange piece (14) which is co...
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WO/2019/013619A1 |
A vessel (1) and method to perform subsea wellbore related operations, e.g. slim hole technique drilling of a subsea wellbore. The vessel has a hull (2) with at least one moonpool (5,6) defining first and second moonpool areas. A vertica...
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WO/2019/013971A1 |
Production capability of cased hole perforations (P) in a cased completed well lined with a casing (22) in an under-pressured gas producing reservoir (26) is tested. A sonde (12) of a dipole shear or array sonic (full waveform) acoustic ...
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WO/2019/014045A1 |
A wire screen (122) comprises multiple wires (202) running parallel to one another. Each of wires is spaced apart from each adjacent wire at a distance less than a width of an encased microchip. Each of the plurality of wires includes a ...
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WO/2019/012266A1 |
A fluid flow control valve (10) configured to provide a counter flow of a secondary fluid (22) into a primary fluid flow (23) so as to stabilise or regulate turbulence and pressure changes with a conduit network. The valve (10) may find ...
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WO/2019/014090A2 |
Improved methods and systems for hydrocarbon production, including operations involving ballooned hydraulic fractures and complex toe-to-heel flooding. The recovery of ballooned hydrocarbons via ballooned hydraulic fractures can include ...
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WO/2019/013871A1 |
A flow control mechanism includes a housing defining a through bore and a cavity contiguous with the through bore, and a barrier received within the cavity of the housing. The barrier is moveable between a sealing position in which fluid...
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WO/2019/014130A1 |
A high pressure high temperature packer features an actuation assembly of a plurality of rings rotationally locked to a mandrel and initially spaced apart. A pressure actuated piston responsive to tubing pressure pushes the actuation rin...
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WO/2019/014137A1 |
Spring discs are rotationally locked to the mandrel are between pairs of actuation rings that feature a circumferential protrusion. On application of axial force release of a stored force from flexing, the protrusion engages a sloping po...
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WO/2019/013799A1 |
A system for slowly releasing an oil-soluble well treatment agent into a well or a subterranean formation includes a composite of the oil-soluble well treatment agent associated with a second component. The amount of the oil-soluble well...
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WO/2019/014362A3 |
Described is a system for determining the current state of a drill using downhole sensors. The system includes a sensor suite mounted on a drill string proximate a drill bit and a computer mounted on the drill string proximate the sensor...
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WO/2019/010907A1 |
A closed circulation system for improving operating efficiency of a gas drainage pump. A liquid inlet of a pneumatic diaphragm pump (13) is connected to a liquid outlet of a polymer drag reduction solution tank (9); a liquid outlet pipe ...
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WO/2019/012294A1 |
The present invention relates to methods of inserting and removing tools and/or robots into/from inside subsea oil wells. In this scenario, the present invention provides a system for insertion and removal of adevice (30) in a subsea oil...
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WO/2019/014161A1 |
Apparatuses and methods for positioning a flexible hose into a wellbore with a protective housing are disclosed. A flexible hose is contained within a protective housing and both are positioned into a wellbore to a desired depth. Pressur...
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WO/2019/014134A1 |
A downhole system (100) includes a quartz enhanced photoacoustic spectrometer (QEPAS) (200) configured to be positioned within a wellbore (161) formed in a subterranean zone of a hydrocarbon formation, a sampling system (400) coupled to ...
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WO/2019/011966A1 |
The present invention relates to a method for the production of crude oil from subterranean, oil- bearing formations comprising at least the following steps of providing an aqueous surfactant composition comprising water and a surfactant...
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WO/2019/011202A1 |
A method for induced drilling by means of inertial confinement motion traction, and an inertial confinement induced drilling device with a PDC drill. By means of the method for induced drilling by means of inertial confinement motion tra...
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WO/2019/014428A1 |
A method for drilling a wellbore with an offshore, riserless drilling system, the method includes pumping a drilling fluid from a drilling vessel down a first drillstring and into an annulus within a subterranean wellbore, pumping the dr...
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WO/2019/010572A1 |
The long-reach drilling machine is for exploration drilling and core sample collecting and comprises a drill string comprising a variable number of hollow drill rods, a drill bit installed at a first end of the drill string, a ground-res...
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WO/2019/011962A1 |
The present invention relates to a screen segment (10) of a screening device for separating or classifying material to be fed, in particular mineral crushing goods such as oil sand, in at least two particle fractions, wherein the screen ...
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WO/2019/014142A1 |
A drill bit mounted on or integral to a mandrel on the distal end of a downhole motor directional assembly is provided. The drill bit is in a fixed circumferential relationship with the activating mechanism of one or more dynamic lateral...
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WO/2019/014548A1 |
A method for mitigating a fluid flow from a target wellbore using a relief wellbore includes receiving wellbore geometry information of the target wellbore, receiving an initial interception point of the target wellbore, simulating a cha...
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WO/2019/013644A1 |
A method, an apparatus and a system for aligning a movable first pipe (3) coaxially with a substantially stationary second pipe (9) to prepare a threaded end portion (7) of the first pipe (3) for engagement with a threaded end portion (1...
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WO/2019/011563A1 |
The present invention relates to a well tool device (1) comprising a housing (10) having an axial through bore (11). A sleeve section (20) is releasably connected to the housing (10) in the through bore (11). The sleeve section (20) comp...
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WO/2019/013645A1 |
A tool for use in a borehole to perform a milling, under reaming, or other cutting operation. The tool comprises a tool body configured for rotation about its longitudinal axis, within the borehole, and a set of cutters, the set comprisi...
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WO/2019/010743A1 |
A 3D printing plasma intelligent Mohole drilling and completion method comprises the following steps: building a drilling platform (7), mounting drilling devices, and starting the drilling. The drilling devices comprise a 3D printer syst...
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WO/2019/010158A1 |
The present disclosure is directed to a hydraulic fracturing system for fracturing a subterranean formation. In an embodiment, the system can include an electric pump fluidly connected to a well associated with the formation, and configu...
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WO/2019/010283A1 |
An earth-boring tool comprises a bit body and first and second depth of cut control ("DOCC") features mounted thereon. The first and second DOCC features comprise a first rubbing surface having a first surface area and a second rubbing s...
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WO/2019/010036A1 |
A tubular connection made during various oil and/or gas operations such as a tripping operation can be identified based on received data such as hookload and/or block position data. A type of tubular connected can also identified by comp...
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WO/2019/007774A1 |
The invention relates to a dual acting pressure boosting liquid partition device (2), a system comprising the dual acting pressure boosting liquid partition device (2), a fleet comprising the system, and use of the device, system and fle...
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WO/2019/009911A1 |
Control valves can allow a well operator to steer a drill string. An exemplary control valve can include a valve body with an axial bore and a radial orifice in fluid communication with the axial bore, wherein flow passing through the ax...
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WO/2019/007445A1 |
The invention relates to a method including a system of additives which increase fluidity and/or flow capacity and minimise pressure drops from the steps of lifting in production wells, collection lines, dehydration systems and ducts for...
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WO/2019/007768A1 |
The invention relates to pressure transfer device, system comprising the pressure transfer device, a fleet comprising the system and use of a pressure transfer device for pumping fluid at pressures above 500 bars, the pressure transfer d...
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WO/2019/009736A1 |
A gripping device (1) adapted for handling equipment (10) with a drill string (5), wherein an annular actuator housing (2) includes a hydraulically activated, rotatable cam disc (4) which is arranged to displace a number of locking slide...
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WO/2019/007589A1 |
The invention relates to a well tool assembly (1) comprising a setting tool (10) and a plugging tool (20). The plugging tool (20) comprises: - an inner mandrel device (21) and an outer housing device (26), an upper sealing device (30), a...
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WO/2019/009735A1 |
A gun for perforating a casing, liner or tubing of a well comprising multiple perforating charges in a mounting fixture configured to rotate inside a gun carrier and orientate the charges to a predetermined direction relative to the casi...
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WO/2019/009734A1 |
The invention relates to a pulling tool for use in a wellbore or tubing for pulling cable. The pulling tool comprises a propulsion module (64) having a main section (1) and a propulsion arm (2) hinged to the main section (1). The propuls...
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WO/2019/009566A1 |
The present invention relates to a device and a method for preventing damage to a riser in a single point mooring (SPM) system and, particularly, to a device and a method for preventing damage to a riser in an SPM system, the device and ...
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WO/2019/010215A1 |
A valve device selectively communicates annulus pressure or pressure from a hydraulic circuit to an actuation piston of a borehole tool to directly or indirectly set the borehole tool. A valve member is held against spring bias by a reta...
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WO/2019/008435A1 |
A subsea manifold layout interconnects subsea pipelines that extend beside each other to convey hydrocarbon production fluids in use. Each of the pipelines has an in-line manifold portion that is apt to be installed with the pipeline as ...
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WO/2019/006896A1 |
Disclosed are a rigidity-flexibility-coupled tunnel monitoring support comprehensive system and method. The system comprises a plurality of parallel support arches, wherein the support arches comprise a plurality of rigid support units (...
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WO/2019/010463A1 |
An oil and gas configuration is disclosed that creates and uses a single straight-line fluid path between a zipper module and a fracturing (or Christmas) tree. The single straight-line fluid path is created through connecting a series of...
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WO/2019/009921A1 |
A method for bit-rock interaction modeling includes selecting a parameter for a drill bit model. The parameter includes a geometrical factor of a cutter represented in the drill bit model. The method further includes dynamically adjustin...
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WO/2019/009769A1 |
The invention relates to petroleum engineering, and more particularly to designs for check valves that can be used in conjunction with downhole sucker-rod pumps or electric centrifugal pumps primarily intended for pumping fluids with a h...
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WO/2019/010212A1 |
A system includes a fluid conduit, a fluid chamber in communication with the fluid conduit, a rheology sensor in communication with the fluid chamber, and an electric temperature controller in communication with the fluid chamber. The fl...
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WO/2019/007147A1 |
An advanced seismic source detection-based coal shearer automatic height adjustment device is provided. The device comprises a coal shearer side signal collection device, a workface side signal collection device (2), and a height adjustm...
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WO/2019/007775A1 |
Method, and associated system, computer program and use, of controlling working range of a pump bellows, including maximum limitations such as maximum retracting position and maximum extension position of the bellows, the method comprisi...
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WO/2019/007127A1 |
A shield cutter head mud cake cutting device and cutting method. The cutting device comprises a high pressure jet means (2). The high pressure jet means (2) comprises a self-rotating sprayer (2-1) and a barrel (2-14) mounted on a cutter ...
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WO/2019/007439A1 |
An automatic height adjusting apparatus and method for a shearer based on advanced detection of a shearer seismic source. The apparatus comprises a shearer-side signal acquisition device, a workface-side signal acquisition device (2), an...
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WO/2019/008310A1 |
A downhole fluid control apparatus (26) comprises first and second conduits (30, 32) for providing communication between a pressure source and a downhole device, and a valve (44) provided within a housing and configurable between a first...
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