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WO/2023/229638A1 |
The disclosure provides an automated method and autonomous steering system that automates and integrates a collision avoidance process and subsequent corrective action. The autonomous steering system implements an anti-collision (AC) met...
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WO/2023/225721A1 |
Provided is an automated drilling arrangement (10) comprising a platform (12), a drill pipe loading assembly (14) arranged on the platform (12) and including a cradle (16) for receiving a drill pipe section (18), and a handler assembly (...
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WO/2023/229910A1 |
A system includes a Christmas tree (XT) having at least one valve, the XT being coupled to a wellbore. The system also includes a pressure boundary tool adapted to provide a secondary boundary for the XT. The pressure boundary tool inclu...
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WO/2023/230052A1 |
A technique facilitates regulation of pressure in a well to avoid deleterious effects. The technique involves use of a completion deployed downhole in a borehole. The completion may comprise a variety of equipment assembled to facilitate...
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WO/2023/226574A1 |
The present invention belongs to the field of coal-mine robots, and relates to a scanning and observation system for a coal-mine mechanical arm. The system comprises a geographic information system, an online sensing module, a modeling s...
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WO/2023/230452A1 |
The subject invention provides scale inhibitors and/or dispersants comprising microbial surfactants, or biosurfactants, as well as methods of their use for removing metal sulfide scale deposits and/or preventing the precipitation and/or ...
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WO/2023/230328A1 |
A scale inhibitor squeeze treatment is enhanced by injecting a pre-flush solution into a wellbore, where the pre-flush solution includes at least one organic carbonate solvent, such as a dialkyl carbonate and/or a cyclic carbonate. The u...
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WO/2023/229576A1 |
Provided is an expandable liner hanger assembly and a well system including the same. The expandable liner hanger assembly, in one aspect, includes a radially expandable tubular defining an interior passageway and an exterior surface. Th...
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WO/2023/229750A1 |
Provided are an apparatus, method, and system for separating solids from fluids, particularly in a downhole environment. The separator apparatus comprises a vortex inducer (120) and a solids collection conduit (150). The separator appara...
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WO/2023/229914A1 |
A method of determining wellbore pressures and multiphase fluid flow rates includes obtaining an average temperature and an average speed of sound in a section of the wellbore. The method further includes calculating phase mass flow rate...
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WO/2023/227704A1 |
A drill string drive, e.g. a top drive, configured to impart rotational power to an upper end of drill string for drilling of a wellbore. The drive comprises one or more main drive motors and a torsional vibrations reducing auxiliary hyd...
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WO/2023/229579A1 |
A system can calibrate inconsistencies in a wellbore tool. The system can receive a first set of measurements and a second set of measurements with respect to different electromagnetic antennas. The system can decouple a first multi-comp...
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WO/2023/226396A1 |
The present application provides an overlying rock damage height determination method and apparatus, an electronic device and a storage medium. The method comprises: acquiring the positions and energy values of micro-seismic events by me...
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WO/2023/230371A1 |
A method of deploying a pump in a well production tubing using an electrical cable includes attaching a downhole barrier valve (DBV) to a spoolable conveyance. The DBV is closed to flow in both directions until a differential pressure ac...
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WO/2023/230069A1 |
A system herein includes one or more processors to determine asymmetric compensation measurements from at least one receiver antenna pair and at least one transmitter antenna pair on a tool body in an underground formation. The asymmetri...
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WO/2023/225709A1 |
An inflatable down hole bag for insertion into a blast hole, comprising: a sealed inflatable body; a first substance within the sealed inflatable body; a plurality of tablets separated from the first substance within the sealed inflatabl...
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WO/2023/229611A1 |
A NMR tool for use in a wellbore in a subterranean region includes a magnet assembly to produce a magnetic field in a volume in the subterranean region; an antenna to produce an excitation in the volume, and to receive a plurality of spi...
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WO/2023/229580A1 |
Provided is an expandable liner hanger assembly and a well system including the same. The expandable liner hanger assembly, in one aspect, includes a radially expandable tubular defining an interior passageway and an exterior surface, th...
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WO/2023/230060A1 |
Systems and methods presented herein provide for the generation of acoustic waves for acoustic stimulation, as well as for analysis of subterranean formations, using downhole tools and associated equipment that are not conventionally des...
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WO/2023/230101A1 |
A method for generating a depth log of cuttings obtained during a subterranean drilling operation includes acquiring images of the cuttings and labeling the images with a lagged depth at a rig site; generating a clustering of lithology t...
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WO/2023/230326A1 |
A system and method for producing hydrocarbons from a well with a dual sleeve valve assembly. The dual sleeve valve assembly has a toe valve assembly and a production assembly. The toe valve assembly has a valve sleeve positioned in a va...
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WO/2023/230402A1 |
A tubular member includes a central axis, a first end, a second end opposite the first end, and a throughbore extending axially from the first end to the second end. In addition, the tubular member includes a first connector at the first...
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WO/2023/229705A1 |
The present disclosure relates a technique for determining gas emission parameters over a geospatial area. The system includes a non-transitory computer-readable medium for storing the spectral signals obtained from overhead sensors and ...
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WO/2023/230105A1 |
Methods for determining formation density of downhole formations include obtaining first density data (ρ ss ) using a short-spaced detector configured to detect reflections of a signal transmitted into the downhole formation, obtaining ...
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WO/2023/230247A1 |
Systems and methods are provided for imaging drill cuttings, which employ a UV source including a UV LED, which is configured to illuminate a sample volume with UV radiation that interacts with oil-bearing cuttings to cause fluorescence ...
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WO/2023/230304A1 |
A fluid transfer assembly includes a first wellbore casing positioned above-ground. The first wellbore casing is configured to receive fluid from a fluid supply system and to provide the fluid to a well assembly. The fluid transfer assem...
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WO/2023/226573A1 |
A control method based on a guniting robot. The control method comprises the following steps; S1, a guniting robot performing dust-free feeding of sprayed concrete; S2, automatically compounding the sprayed concrete; S3, the guniting rob...
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WO/2023/227051A1 |
Disclosed are a mine underground fracturing and proppant injection integrated apparatus and a construction method. The apparatus comprises a fracturing system and a proppant injection system. The apparatus can implement fracturing and sa...
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WO/2023/227868A1 |
A vortex-induced vibration (VIV) strake arrangement is provided. The VIV strake arrangement comprises: a VIV strake shell for location on a conduit; and a VIV strake fin, for coupling to the VIV strake shell, comprising a flexible fin ti...
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WO/2023/230200A1 |
An improved downhole locking mechanism which may include a housing releasably connected to a downhole tool. The housing includes a first housing connected to a second housing. A sleeve disposed within the second housing. A coupling conne...
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WO/2023/229452A1 |
A wellbore pipe protection device (1) for protecting a wellbore pipe end (2) comprises a circumferential protection wall (3), having a circumferential inner recess (11), which contains a solid elastic ring (15) and a hollow elastic ring ...
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WO/2023/227775A1 |
Methods, devices, and systems for severing a control line in a subterranean well are described. The method includes severing the control line with a wellbore tool that includes at least one shaped charge that creates a perforation, and e...
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WO/2023/225759A1 |
A valve assembly for integration within a wellbore string is provided. The valve assembly includes a valve housing defining a fluid passage therethrough and having injection ports, and a flow restriction component extending between the f...
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WO/2023/224967A1 |
A well treatment composition wax removal additives for the cleaning of a well containing hydrocarbons waxes. The wax removal additives comprise nano polysaccharides. A method of cleaning a hydrocarbon well containing at least one of wax,...
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WO/2023/225304A1 |
A cutter element for a fixed cutter drill bit (100) configured to drill a borehole (20) in a subterranean formation (90) includes a base (210) having a central axis, a first end (210a), a second end (210b), and a radially outer cylindric...
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WO/2023/222738A1 |
An outer wellbore tubular, in which an inner tubular is arranged with an open annulus extending between the inner wellbore tubular and the outer wellbore tubular, is locally plastically expanded. Before expansion, a dilatant material is ...
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WO/2023/224617A1 |
A safety valve for a wellbore can include a piston, a flapper valve, a flow tube, a series of outer magnets, and a series of inner magnets. The piston can displace the flow tube, which can operate the flapper valve. The series outer magn...
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WO/2023/224941A1 |
A shale shaker for separating formation cuttings from a drilling fluid includes a basket and a screen deck positioned within the basket. The screen deck includes a plurality of screens positioned on a plurality of screen supports, such t...
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WO/2023/221368A1 |
Disclosed is a tunnel boring robot, comprising a frame, a movement platform (10), a supporting and stabilizing mechanism (13), a milling mechanism (1), a telescopic mechanism, an oblique feeding adjusting mechanism (2), a horizontal swin...
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WO/2023/224666A1 |
Systems and methods to generate radial resistivity profiles of formations using combined measurements from omni-directional and pad-type tools are described. Measurements from a pad-type resistivity tool are obtained along a wellbore dri...
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WO/2023/224793A1 |
A system for cementing a borehole with foamed cement includes a gas delivery assembly mounted on a movable support structure, the gas delivery assembly configured to supply a gas to a cement slurry to generate a foamed cement slurry. The...
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WO/2023/225486A1 |
A method of sequestering carbon uses a mixed component gas that includes carbon dioxide, dissolves the carbon dioxide in a liquid under pressure, and pumps the resulting carbonated liquid into a subterranean formation.
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WO/2023/225248A1 |
A core sample liner has an outer liner and a perforated insert positioned in the core liner. The perforated insert has a plurality of perforations to communicate gas released from a core sample in the core sample liner to a degassing cha...
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WO/2023/222775A1 |
A shank adapter to form part of a drilling assembly, the shank adapter comprising a longitudinal axis; an external surface; an internal surface; a threaded part provided at a forward end and a plurality of splines provided at a rearward ...
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WO/2023/222898A1 |
The present invention relates to a method for building a traffic tunnel, a pipe tunnel or a pressurised water tunnel by way of the tubbing construction method, in which tubbing components (10) are assembled in a mechanically formed boreh...
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WO/2023/224852A1 |
Fluid pressure control systems and methods including a vessel having one or more internal passages configured to sustain a fluid under pressure, a fluid pressurization unit configured to link to the vessel to increase the pressure of a f...
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WO/2023/225467A1 |
A method of injecting carbon dioxide for sequestration uses a horizontal wellbore extending through a suitable target zone in a subterranean formation.
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WO/2023/225058A1 |
A snap latch or collet for connecting two components together is provided. In one embodiment a latch for connecting a first wellbore element and a second wellbore element includes multiple tensile fingers and multiple collet fingers. The...
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WO/2023/225415A1 |
Provided, in one aspect, is a spin control valve assembly, comprising a stationary valve plate having a first stationary valve plate opening and a second stationary valve plate opening; and a rotating valve plate coupled longitudinally a...
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WO/2023/221458A1 |
A drilling positioning apparatus, comprising a three-axis fluxgate (31) and a computing apparatus (32), wherein the three-axis fluxgate (31) is electrically connected to the computing apparatus (32); the three-axis fluxgate (31) is arran...
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