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WO/2023/108704A1 |
The present invention relates to the technical field of rotary steerable drilling systems, and disclosed in the present invention are a rotary steerable tool and a transmission mode and device for a rib plate control signal thereof. The ...
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WO/2023/108692A1 |
Provided in the present disclosure are an intelligent control system and method for a fully mechanized coal mining working face. The system comprises: at least one support; an intelligent control apparatus, which is arranged on the suppo...
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WO/2023/113934A1 |
A wireline shifting tool comprising an anchor, a linear actuator, and a shifter may be at least partially controlled by one or more measurements indicating an amount of force applied to the anchor, the linear actuator, the shifter, or a ...
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WO/2023/112318A1 |
[Problem] To provide a power supply circuit system for a jet fan drive in which 18 rectifier circuits having a phase difference relationship of 20 degrees among each other are configured using a non-isolated transformer. [Solution] Using...
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WO/2023/108209A1 |
A tray for storing geological drill core samples, comprising a plurality of slots, each slot, when viewed in cross-section, comprise a laterally extending slot base (24), a pair of side walls (26), and a support portion (28) extending fr...
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WO/2023/111572A1 |
The present invention provides a method of calculating the load capacity of a wellhead system. The method comprises determining a first contact stress at a first interface between an annular component and a collar and equating a radial d...
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WO/2023/113610A1 |
Disclosed is a method of preparing a first combined digital signal to be transmitted along a wireline deployed in a well. The first combined digital signal is for controlling a wireline conveying system and a measurement tool. The method...
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WO/2023/113997A1 |
An electrical coupling (20) comprises a pair of hollow cylindrical tubes (19). Each tube (19) comprises an electrical feedthrough piston (22) mounted in the tube and piston rings (23) to moveably seal the piston to the tube. Each tube (1...
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WO/2023/113798A1 |
The disclosure provides for a bottom hole assembly that comprises a stator solenoid winding transmitter assembly operable to generate a magnetic field. The stator solenoid winding transmitter assembly comprises a coil comprising a plural...
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WO/2023/113781A1 |
Certain aspects and features relate to a drilling system usable to drill a borehole. The drilling system may include a first housing defining a main fluid flow path and a second housing defining a bypass flow path toward an annulus of a ...
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WO/2023/021476A9 |
A bolt or anchor 10 typically used in a rock body 14. The anchor 10 comprises an internal gripping formation with which the anchor can be fixed relative to the rock body 14. Moreover, the anchor 10 comprises an elongate body 20 which is ...
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WO/2023/114781A1 |
Dust poses a significant threat to human and environmental health. In 2015, an estimated 4.2 million deaths, as well as numerous health issues, were attributed to dust. Unlike other major contaminant transport pathways (e.g., water, soil...
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WO/2023/108813A1 |
A gas turbine waste heat recovery system (1), and an oil and gas exploitation system having same, relating to the technical field of waste heat recovery. The gas turbine waste heat recovery system (1) comprises: a flue gas waste heat boi...
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WO/2023/114488A1 |
A downhole mud motor includes a driveshaft rotatably disposed in a driveshaft housing, a bearing mandrel coupled to the driveshaft, wherein the bend adjustment assembly includes a first configuration that provides a first deflection angl...
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WO/2023/109234A1 |
Disclosed is a zero-power-consumption multi-path carbon dioxide recovery device in a coal mine air shaft, the device comprising an air shaft (1), dust cleaners (6), gas collection chambers (4) and carbon dioxide condensation mechanisms (...
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WO/2023/111319A1 |
A wear resistant cap (100) is securable to a surface of a bit holder (400), the wear resistant cap (100) comprising a top panel (101) and a side panel (102), wherein the top panel (101) comprises a peripheral section (103) enclosing an o...
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WO/2023/113950A1 |
Sensor systems and methods for downhole pumping systems include a sensor subsystem for detecting movement of at least one component of the downhole pumping system. The sensor subsystem includes an axial motion sensor to be coupled to the...
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WO/2023/114938A1 |
Embodiments provide various systems and methods for using operating parameters of a drilling system for improving a drilling performance of the drilling system, including monitoring, determining, predicting, and/or controlling tool face ...
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WO/2023/111870A1 |
A tool for installation in a drill string for delivering, retrieving, activating and/or deactivating one or more downhole tools for performing one or more downhole functions with a drill string, the tool comprising: an outer body, a cont...
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WO/2023/114569A1 |
An electric submersible pump (ESP) assembly that includes an electric motor with a splined drive shaft with drive shaft teeth, an ESP mechanically coupled to the electric motor that includes a splined ESP shaft with ESP shaft teeth, and ...
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WO/2023/113883A1 |
A method of designing a cement blend for a wellbore isolation barrier from datasets indicative of drilling a wellbore. The drilling datasets may include drilling equipment data, bottom hole assembly data, and mud system data. A drilling ...
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WO/2023/110153A1 |
A wellbore system includes an upper body (102), a lower body (104), removably coupled to the upper body (102), and a passage (110) extending through both the upper body (102) and the lower body (104), the passage (110)being aligned and e...
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WO/2023/114647A1 |
The present disclosure relates to compact waveguide impact devices. One example includes a branching compact mechanical waveguide that has at least one input impact location and at least one input impact location output impact point. The...
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WO/2023/113949A1 |
An autonomous flow control device includes a valve assembly having a fluid inlet and a fluid outlet. A valve element is disposed between the fluid inlet and the fluid outlet. The valve element has a viscosity dominant flow path configure...
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WO/2023/109342A1 |
A deep-sea mining mixed transportation lifting test system for simulating a deep-sea environment. The system comprises a control platform (1), a water mixing system (2), a water drawing system (3), a mineral water separation system (4), ...
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WO/2023/114471A1 |
A tool (1) is used to inject a rapidly solidifying sealant (921) into and across highly fractured oil and gas wellbore formations when a significant loss circulation zone or event is encountered. A system including the tool (1) allows fo...
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WO/2023/114469A1 |
A method for using artificial intelligence and machine learning to optimize fluid injections for enhancing a reservoir while also optimizing carbon emissions. The method includes obtaining (410) reservoir data (362) for a geological regi...
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WO/2023/113848A1 |
Aspects of the subject technology relate to determining holdup compensated formation saturation while refraining from calculating holdup. Inelastic gamma spectrum data for an inelastic gamma spectrum generated downhole in a wellbore can ...
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WO/2023/113793A1 |
A system includes a discharge tool positioned within a wellbore and configured to generate an electrical discharge that interacts with a rock formation proximate to the discharge tool, wherein the interaction of the electrical discharge ...
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WO/2023/110149A2 |
A manifold for subsea recovery operations with reduced welding requirements through the use of additive manufacturing and prefabrication. The manifold can be combined with other manifolds and includes fewer leakage/failure points due to ...
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WO/2023/111613A1 |
The installation comprising a well completion (28) in the at least one well (24) and a carbon containing compound injection system (30) connected to the at least one well completion (28). The well completion (28) has at least an inner tu...
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WO/2023/110731A1 |
An insulated tube (1) comprising a main body (6) and an end piece (7), the end piece (7) being attached to the main body (6), the main body (6) comprising an inner tube (2) and an outer tube (3), a radial gap (5) being arranged between t...
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WO/2023/111611A1 |
The process comprising, when a carbon containing compound target injection rate (100) falls between a lower allowable injection rate range (50B) and an upper allowable injection rate range (50A): in at least a first storage phase, inject...
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WO/2023/113613A1 |
A subsea wellhead assembly (100) comprising a well frame (101) arranged on a sea floor (127) and supporting a wellhead (102), three foundation elements (130a, 130b, 130c) on which the well frame (101) is supported, the three foundation e...
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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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