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WO/2023/114632A1 |
Provided are (I) cemented carbide compositions including a ceramic hard phase having metal carbides of niobium carbide, tungsten carbide, and tantalum carbide and (II) cermet compositions including a ceramic hard phase having metal carbi...
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WO/2023/109054A1 |
Provided is a shield tunnelling test platform suitable for multiple large mechanical occasions, for use in solving the problem in the prior art that a shield tunnelling simulation measurement device is difficult to be applied to a large ...
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WO/2023/111527A1 |
The present application provides apparatus (200) for resisting bending of an elongate and flexible member, comprising an elongate inner support structure (202) defining an axial bore (254) for receiving an elongate and flexible member su...
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WO/2023/114139A1 |
Methods for determining sensor channel location in distributed sensing of fiber-optic cables are disclosed. In one method, three or more Fiber Bragg-Gratings (FBGs) connected in series by a standard telecommunication fiber and interrogat...
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WO/2023/112040A1 |
There is provided herein a liquid solution for the recovery of oil from carbonate reservoirs comprising a solid chemical composition comprising Polyhalite in a % weight range of 70 to 99.5; NaCl in a % weight range of 5 to 30; SiO2 in a ...
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WO/2023/113836A1 |
An impact sleeve is used for mitigating damage in a perforating gun resulting from shaped charge detonation. In one example, a perforating gun includes a gun carrier, with a charge holder and the impact sleeve inside the gun carrier. The...
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WO/2023/113611A1 |
The present invention relates to a chain load monitoring unit (10), comprising a main body (12) with a first locking pawl (14) and a second locking pawl (16) connected by respective shafts (18), said first locking pawl (14) and second lo...
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WO/2023/113874A1 |
The present disclosure relates to designing compositions based on toughness. A method comprises (a) selecting at least a cementitious material and concentration thereof and a water and concentration thereof to form a cement slurry recipe...
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WO/2023/113903A1 |
Methods and compositions including silicate shale inhibitor additives. In some embodiments, the methods include introducing a shale inhibitor additive comprising a silicate anion and a quaternary ammonium cation into a treatment fluid; i...
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WO/2023/113815A1 |
The disclosure presents processes for evaluating a borehole design against one or more identified risks. The processes can determine borehole design concepts for the borehole design. Each borehole design concept can have multiple risks a...
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WO/2023/111228A1 |
The present invention relates to a downhole valve (1) device for providing access to a hydrocarbon reservoir (2), comprising a tubular element (3) having a wall (4), an inner face (5) and an outer face (6), the tubular element having a f...
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WO/2023/113617A1 |
The invention is method of removing a well tubing (1) from a well (10), comprising: - arrange an auxiliary rig (20) over a wellhead (12), said auxiliary rig (20) having a base frame (22)and a pivotable arm (21) with a tubing collar eleva...
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WO/2023/109378A1 |
Disclosed is a waste rock and dry tailings combined treatment method for an open pit. The method comprises: backfilling the bottom of an open pit with a waste rock layer (2), conveying dry tailings, which have been subjected to dewaterin...
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WO/2023/109507A1 |
A shape memory alloy screen pipe material with ultrahigh strain recovery, and a preparation method therefor and an application thereof. The shape memory alloy screen pipe material with ultrahigh strain recovery is obtained by cold-pressi...
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WO/2023/110450A1 |
The invention relates to a drilling tool for producing a borehole in the ground, having a rotatably driveable basic body, a removal device at a lower end of the basic body for removing soil material, and at least one adjustable removal e...
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WO/2023/113833A1 |
A method of managing an influx encountered during a drilling operation conducted with respect to a wellbore includes drilling a wellbore into a subterranean formation. Drilling the wellbore includes circulating a drilling fluid through a...
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WO/2023/111610A1 |
The installation comprises a well completion (28) having at least an inner tubing (40) and at least an injection casing (42) defining with the inner tubing (40) an intermediate space (44). The well completion (28) comprises a wellhead (4...
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WO/2023/114168A1 |
Methods and systems for predicting oil production from a reservoir are configured for obtaining production data from a hydrocarbon reservoir, the production data comprising data representing a fractional oil flow; determining, based on t...
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WO/2023/113839A1 |
Systems for a transducer assembly for oil and gas wells are provided herein. The transducer assembly may include transducer block and a transducer flange. The transducer block may include a central channel having an inlet and an outlet, ...
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WO/2023/107754A1 |
A wellbore optical fiber measurement system for measuring data in a lateral wellbore that includes a flexible optical fiber. The optical fiber includes a waveguide coated with a coating, wherein the optical fiber has an effective density...
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WO/2023/107097A1 |
The disclosure presents processes to determine the direction and magnitude of tubing eccentricity along the length of a tube inserted within a borehole. The tubing can be a wireline, a drill string, a drill pipe, or tubing capable of all...
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WO/2023/107126A1 |
A variety of methods, systems, and apparatus are disclosed, including, in one embodiment a method of steering a drilling bit including: determining at least one control command to a drilling system, wherein the control command includes a...
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WO/2023/107617A1 |
The effectiveness of expansive cement systems may be diluted when, during a well cementing operation, commingling takes place between the cement slurry and a spacer fluid, a drilling fluid, or both. Incorporating expansive agents in the ...
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WO/2023/107341A1 |
A technique facilitates construction and operation of electric completion systems which may be used in the oil and gas industry. The technique is able to eliminate some or all hydraulic lines and replace them with electric lines. Dependi...
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WO/2023/107755A1 |
A system comprising a sensor device to perform measurements in a wellbore. The system may also include a wireless transmitter to transmit a signal representing the measurements to a wired transmission system. The wired transmission syste...
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WO/2023/102612A1 |
A device for monitoring convergence between a first surface and a second surface, for example of a mine ceiling and floor, includes a measuring means having a plurality of measurements. The measuring means is attached to a support extend...
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WO/2023/107620A1 |
The effectiveness of expansive cement systems may be diluted when, during a well cementing operation, commingling takes place between the cement slurry and a spacer fluid, a drilling fluid, or both. Incorporating expansive agents in the ...
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WO/2023/107802A1 |
Gravel packing particles like sand are commonly used in sand control operations to form gravel packs for controlling the migration of formation particulates into a wellbore and wellbore production equipment. Gravel packing fluids and met...
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WO/2023/106969A1 |
The invention relates to the development of hydrocarbon deposits, and more particularly to regulating the flow of produced hydrocarbons. The technical result is an increase in the productivity (hydrocarbon yield) and lifespan of a wellbo...
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WO/2023/102890A1 |
An intelligent mining area environment treatment apparatus, comprising a support (1), a box body (2), a spraying mechanism, a cleaning mechanism and a control mechanism, wherein the box body (2) is mounted at the top of the support (1), ...
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WO/2023/104666A1 |
The present invention relates to a protector assembly for the end of a pipe. The protector assembly comprising at least a first shell member and a second shell member. The first shell member comprises a first longitudinally extending wal...
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WO/2023/102819A1 |
Disclosed is a mine tunnel air quality detection apparatus, comprising: a dustproof mechanism, the dustproof mechanism comprising a dustproof box, a display screen being installed on the surface of the dustproof box, a handle being insta...
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WO/2023/108011A1 |
A screen is integrated with or connected to an electric flow control valve via a flow-through 3-way sub, wherein the 3-way sub comprises: a first connection configured to couple to the electric flow control valve; a second connection con...
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WO/2023/107596A1 |
A control system includes a hybrid electric closing unit including a tank including a usable volume of the control system, at least one primary pump configured to pump hydraulic fluid from the usable volume of the tank, a valve manifold ...
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WO/2023/107116A1 |
Systems and methods for drilling a wellbore include delivering electrical energy to a downhole end of the wellbore. A tapered drill string, with larger drill pipes connected in an up-hole portion with a turbine and an electrical generato...
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WO/2023/106956A1 |
Methods and systems for drilling a well into a subsurface formation are configured for performing a downhole measurement to generate measurement-while-drilling (MWD) data; retrieving a machine learning model that is trained using labeled...
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WO/2023/107550A1 |
Some systems and methods for determining depths of subterranean formation layer tops while drilling through the subterranean formation include a drill bit, a drill rig, a microphone, a depth sensor, and a processor. While drilling the th...
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WO/2023/107121A1 |
A system may include a sensing fiber that can receive interrogation data via a coil of reference fiber, the coil of reference fiber configurable to be of a same type of fiber as the sensing fiber, and the sensing fiber configurable to be...
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WO/2023/108179A1 |
The invention provides a detonator which includes an oscillator, and a memory unit in which is stored a first measurement which is based on the frequency of oscillation of the oscillator at a first temperature and a second measurement wh...
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WO/2023/107161A1 |
A variety of methods and systems are disclosed, including, in one embodiment, a method for emulsion breaking including: applying a trigger to an oilfield emulsion to facilitate breaking of the oilfield emulsion, wherein the oilfield emul...
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WO/2023/107498A1 |
A system for a spark plume generator (200) system for igniting flammable gases at a drilling rig (101) includes a support (404) disposed within a fireproof housing (203) proximate to the drilling rig (101). A grinder is mounted on the su...
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WO/2023/107305A1 |
A system can identify a type of contamination for drilling fluid based on measured fluid properties of the drilling fluid and fluid properties of a reference drilling fluid. A system can measure a first plurality of fluid properties for ...
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WO/2023/104184A1 |
A rock burst roadway safety monitoring method, comprising: comparing the monitored vibration speed, strain and stress of a roadway surrounding rock during a rock burst occurrence process with a critical value of instability of the roadwa...
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WO/2023/104540A1 |
One-piece multi-functional wellbore conditioning system that combines reaming while drilling, wellbore conditioning, providing a plastering effect, improved stabilization and cleaning cuttings from a drilled hole. Said one-piece multi-fu...
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WO/2023/104869A1 |
The present invention relates to a wellbore reactor comprising a reaction chamber surrounded by a jacket, said reaction chamber comprises at least one carbon dioxide-inlet (CO2-inlet), and/or at least one hydrocarbon-inlet, and at least ...
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WO/2023/107136A1 |
A method comprising: conveying a downhole tool in a tubing that is positioned in a casing that is positioned to form an annulus between the casing and a wall of a wellbore formed in a subsurface formation, wherein a cement with unknown b...
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WO/2023/106949A1 |
A coupon system for evaluating underdeposit corrosion relating to an industrial pipeline includes a first coupon body, and a second coupon body configured to be coupled to the first coupon body so that the first coupon body covers at lea...
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WO/2023/107112A1 |
The disclosure provides for a method for identifying a mud motor drilling mode. The method comprises accessing historical run information stored in a memory of a controller and determining drilling measurements based on the historical ru...
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WO/2023/107736A1 |
A method includes obtaining fluid volume change data for a fluid circuit including a wellbore and one or more tripping tanks, the fluid volume change data representing the fluid circuit during a tripping operation for each of a plurality...
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WO/2023/107978A1 |
A system for consolidating particles in a subterranean formation includes a treatment fluid (e.g., a consolidation fluid) having a viscosity lower than 5 cP. The treatment fluid includes a resin system, a surfactant, and a curing agent. ...
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