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WO/2024/019784A1 |
Systems and methods are provided for determining the end of a reverse cementing operation based on one or more pressure measurements. In some aspects, a cement composition can be delivered to an annulus formed between a casing and a well...
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WO/2024/018015A1 |
The present invention relates to a closed-loop hydraulic down-the-hole hammer. The hammer comprises an elongate shaft and a piston having a central bore therethrough, the piston slidably mounted for reciprocal movement on the shaft and a...
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WO/2023/158740A9 |
The present invention relates to systems and methods for well planning and management in a field to maximize the production of hydrocarbons. Specifically, the present invention involves identifying microbial compositions (including pheno...
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WO/2024/019629A1 |
A method involving collecting a first geochemical data set for a first plurality of produced water samples; collecting a second plurality of produced water samples; performing geochemical analyses on the second plurality of produced wate...
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WO/2024/017803A1 |
A method of detecting one or more potential infiltration points in ground based on cone penetration testing, CPT, data, obtained from CPT measurements throughout a depth interval, and hydraulic profiling tool, HPT, data, obtained from HP...
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WO/2024/020563A1 |
Geopolymer precursors are presented that are useful for subterranean wells. The precursors contain an aluminosilicate source, an alkali activator, and a carrier fluid. Additives are incorporated into the precursors to induce expansion, s...
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WO/2024/017368A1 |
A detection system (200), and a detection apparatus (100, 202, 600, 700) thereof and a detection method therefor. The detection apparatus (100, 202, 600, 700) includes: a detector (101, 300), which is used for detecting detection data in...
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WO/2024/017272A1 |
Disclosed are an underground driving device and method for a small-diameter drill string. The device comprises a sidetracking string, a guide structure, and a driving string; the guide structure is connected below the driving string and ...
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WO/2024/020418A1 |
A platform is provided for evaluating carbon sequestration, e.g., in the form of carbon offsets. The platform can generate standards for carbon offsets that are trustworthy and verifiable. In particular, the platform carbon evaluation is...
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WO/2024/020207A1 |
A drill bit includes a bit insert. A bit body of the bit includes an insert cavity. The bit insert is inserted into the insert cavity. The bit insert is secured to the insert cavity, such as by braze or with a connection mechanism. The b...
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WO/2024/016300A1 |
Mobile scaffolding suitable for construction of a variable-cross-section tunnel canopy (140), comprising: a portal frame system (110) provided on the ground (100) of an area to be constructed, the portal frame system (110) being movable ...
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WO/2024/016973A1 |
A quick clamp for U-shaped shed acceptance inspection, the quick clamp comprising a steel plate (100). A longer bracket (110) and a shorter bracket (120) are respectively welded to two ends of an upper portion of the steel plate, wherein...
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WO/2024/020446A1 |
A method may include generating an optimal operational window (OOW) that specifies operational parameter values for drilling operations using equipment at a rig site, based on data indicative of rig state and formation characteristics, a...
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WO/2024/019409A1 |
The present invention provides an improved rock bolt structure which is installed in a borehole (H) in an excavation face so as to provide reinforcement, the improved rock bolt structure comprising: a rock bolt (100) insertedly installed...
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WO/2024/019852A1 |
Provided is an inner sleeve, a downhole tool, and a method for cementing. The inner sleeve, in at least one aspect, includes a tubular having an inside tubular surface and an outside tubular surface. The inner sleeve, according to this a...
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WO/2024/020094A1 |
A running tool which includes a mandrel, a thread engager disposed upon the mandrel, a support supporting the thread engager in a first position and unsupporting the thread engager in a second position, and a torque dog sub including a t...
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WO/2024/019844A1 |
Methods and fluids for consolidating unconsolidated particulates. An example method introduces a furfuryl alcohol-based resin treatment fluid into a wellbore; wherein the furfuryl alcohol-based resin treatment fluid is a furfuryl alcohol...
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WO/2024/020568A1 |
Geopolymer precursors are presented that are useful for subterranean wells. The precursors contain an aluminosilicate source, an alkali activator, and a carrier fluid. Additives are incorporated into the precursors to induce expansion, s...
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WO/2024/020569A1 |
Geopolymer precursors are presented that are useful for subterranean wells. The precursors contain an aluminosilicate source, an alkali activator, and a carrier fluid. Additives are incorporated into the precursors to induce expansion, s...
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WO/2024/016533A1 |
A general steel sleeve structure of a multi-specification shield machine and a use method thereof. The general steel sleeve structure comprises: a sleeve body (1) that is of a cylindrical structure having an opening end, a supporting fra...
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WO/2024/018219A1 |
A bi-directional valve with valve elements having compliant features biasing them together to maintain a sealing interface that defines a fluid communication barrier within the valve. Parting the valve elements from one another removes t...
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WO/2024/019785A1 |
A downhole apparatus has a sleeve body sleeve body defining a sleeve body inner surface. The sleeve body has an internal thread on at least a portion thereof. The internal thread defining having a thread minor diameter. A plug seat is pr...
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WO/2024/019740A1 |
A fiber optic sensing (FOS) system may include a Brillouin Optical Time Domain Analyzer (BOTDA) unit, a first fiber optical cable optically connected to the BOTDA interrogator unit at a first end, and an optical feedthrough system (OFS) ...
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WO/2024/019782A1 |
Aspects of the disclosed technology provide solutions for facilitating user visualization and control the path of a new wellbore in three-dimensions (3D). This may include displaying visualizations that show a current well path, a well p...
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WO/2024/016567A1 |
The present invention relates to a strong magnetic salvaging tool and a strong magnetic performance testing method. The strong magnetic salvaging tool comprises a mandrel (1); a plurality of ribs (11) are arranged on the outer wall of th...
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WO/2024/019035A1 |
Provided are: a degradable rubber composition which has sealing performance required of rubber members of sealing members and which after having been exposed to a fluid, e.g., water, over a given time period, can break into pieces even w...
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WO/2024/018233A1 |
There is provided a subassembly (400) for a directional drilling system configured to drill a wellbore. The subassembly (400) comprises a drill bit (1) configured to rotate about a longitudinal axis (401) of the subassembly (400) in a fi...
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WO/2024/019036A1 |
The present invention provides: a degradable rubber composition with which it is possible to control the time until degradation starts after the composition is immersed in a fluid such as water; a rubber member; a sealing member; and a m...
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WO/2024/020255A1 |
Disclosed herein are embodiments of a sensor assembly apparatus, system, and method. In one embodiment, an apparatus comprises a sensor assembly adapted to be integrated into a casing to be positioned in a wellbore, the sensor assembly c...
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WO/2024/017412A1 |
A three-dimensional well drilling tool, comprising a drill bit (6), a universal joint string (100) and a variable-angle deflection bend connecter (95). The universal joint string comprises a plurality of universal joints connected in ser...
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WO/2024/017231A1 |
A packer, comprising: a central tube (1), an outer surface thereof being provided with a first prefabricated groove (11); a rubber cylinder unit (2), comprising a rubber cylinder assembly (21), an upper rubber cylinder seat (22) and a lo...
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WO/2024/020043A1 |
An apparatus is provided for forming a borehole in a surface of a mine passage or providing support for the surface. A mast includes a rotary drill head adapted to move along an axis of the mast toward or away from the surface of the min...
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WO/2024/020337A1 |
An integrated nuclear-powered heat pump system includes a nuclear power plant including a nuclear reactor coolant and may be configured to generate electricity. The system additionally includes a heat pump including a refrigerant as a wo...
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WO/2024/019824A1 |
A stage cementing tool for a wellbore comprises a tool body defining a flow port in a wall thereof. The tool body and wellbore define an annulus therebetween. A setting sleeve compresses a packer element as it moves from the first to the...
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WO/2024/020523A1 |
A method for estimating a porosity of a rock sample includes acquiring a calibrated digital image of the rock sample, extracting color and texture features from the digital image of the rock sample, and estimating the porosity of the roc...
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WO/2024/020304A1 |
A modular well cellar system can include a planar base member defining an aperture sized to receive a conductor pipe; a first end member secured to the base member and configured to support a first lateral wall of the well cellar excavat...
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WO/2024/019776A1 |
Aspects of the subject technology relate to systems and methods for configuring links or switches that connect analog circuit elements. These analog circuit elements may be connected to a plurality of sensors that may sense different typ...
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WO/2024/020400A1 |
Various examples are provided related to dust particle removal in underground mining. In one example, a filter system for removing dust particles includes a mesh system comprising one or more meshes, a frame bed for holding the mesh syst...
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WO/2024/017346A1 |
A directional drilling device for radial drilling, comprising a sidetracking pipe string (5), a guide structure (9), and a measurement and control system. The sidetracking pipe string (5) comprises a continuous flexible pipe (2), an anti...
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WO/2024/013579A1 |
The present invention relates to a floating valve assembly for drill pipes (C), wherein the circulation systems contain conventional and non-conventional oil and gas drilling fluids, wherein said assembly comprises a first member device ...
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WO/2024/015701A1 |
A method for estimating vertical and horizontal resistivity values and vertical and horizontal dielectric constant values of a multi-layer, anisotropic subterranean formation includes acquiring electromagnetic propagation measurements of...
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WO/2024/015261A1 |
An end of tubing carrier tool is provided for running through and attaching to the end of a tubular. The tool includes a body section, a lower collet on a distal portion of the body section. The lower collet includes lugs for contacting ...
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WO/2024/015483A1 |
A submersible pumping system for producing a fluid from a wellbore through production tubing to a wellhead includes a pump assembly that has at least one pump, a motor that dnves the at least one pump, and a recirculation module. The rec...
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WO/2024/015517A1 |
Systems and methods are disclosed herein for performing a milling operation within a wellbore in an oil-and-gas setting. An example system can include a milling tool, which can include a cutting head, a linear actuator configured to adva...
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WO/2024/015057A1 |
The present disclosure relates to downhole tools and related methods that provide for controlled radial movement of one or more nozzles to provide an adjustable and variable standoff between the exit of the nozzle(s) and the wellbore sur...
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WO/2024/013502A1 |
Disclosed herein is a subsea valve assembly for protecting a hose when connected to a subsea pipeline from depressurisation leading to hose collapse. The valve assembly comprises a valve body comprising a valve inlet fluidly connected by...
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WO/2024/015635A1 |
Electromechanical actuators are provided. Such electromechanical actuators can be used in full-bore flow control valves. The flow control valves comprise a generally cylindrical housing, a choke sleeve disposed within the housing, and an...
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WO/2024/015583A1 |
Systems and methods for monitoring and control in downhole well applications are provided. The system and methodology may be combined with a variety of completions or other types of well equipment deployed downhole to enable electrical, ...
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WO/2024/015658A1 |
A treatment fluid can include a base fluid and a stabilizing additive. The stabilizing additive can include a plurality of environmentally acceptable nanoparticles. The particle size distribution of the plurality of nanoparticles can be ...
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WO/2024/013564A1 |
Subsea laying of an elongate element (22) such as a pipeline is initiated by using a wire (24) to couple an end structure (20) at a lower end of the element to a subsea anchor (10) via a damper (42) interposed between the element (22) an...
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