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WO/2024/067726A1 |
The present invention relates to the technical field of oil and gas drilling apparatuses, and discloses a negative-pressure perforation and DST combination testing string. The negative-pressure perforation and DST combination testing str...
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WO/2024/065058A1 |
A method and apparatus for a retrofittably attachable electric motor assembly configured for use in controlling a drawworks of a mobile service rig. This electric motor assembly includes an electric motor configured for direct attachment...
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WO/2024/072548A1 |
A stand-alone packer has a compressible packer element having an upper end and a lower end disposed about a packer body. A setting sleeve is disposed about the packer body above the compressible packer element. A packer stop having a fla...
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WO/2024/073289A1 |
A wellbore system includes an upper head and a lower head coupled to the upper head by one or more fasteners. The wellbore system also includes a seal ring positioned within a seal pocket to engage the upper head to form a first seal int...
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WO/2024/072776A1 |
A slickline stuffing box includes a piston configured to move in response to a force exerted thereon by a pressurized fluid. The slickline stuffing box also includes a packer element positioned above the piston. The packer element is con...
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WO/2024/073472A1 |
The present disclosure includes a cleaning system for cleaning clean a tubing, casing, or components of an oil well. In some aspects the cleaning system includes a washing tool having a body configured for insertion into a component of a...
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WO/2024/069391A1 |
A system is provided for treating fluids, in particular a fluid comprising a mixture of oil and water. The fluid is conditioned in a treatment apparatus for accelerated and/or enhanced separation of the oil and water fractions in a conve...
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WO/2024/072469A1 |
In some embodiments, a downhole logging tool configured for placement in a wellbore comprises a first magnet configured to activate a first volume of ferromagnetic fluid disposed between the downhole logging tool and the wellbore to achi...
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WO/2024/067376A1 |
Disclosed in the present invention is a drilling-operation-parameter adaptive decision making method based on feeding damping and mechanical specific energy. The method comprises: S1, acquiring a feeding pressure, a rotation speed, a tor...
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WO/2024/072489A1 |
Aspects of the subject technology relate to systems, methods, and computer-readable media for identifying a borehole correction factor for determining a true resistivity by selecting a model to apply in identifying the borehole correctio...
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WO/2024/072454A1 |
A method for configuring a learning machine to predict a flow rate of at least one phase of a fluid. The method comprises determining a feature set for the learning machine, the feature set including information derived from a signal gen...
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WO/2024/070813A1 |
This liquid cement accelerator contains 9.0 to 15.0 mass% of aluminum in terms of Al2O3, 22.0 to 35.0 mass% of sulfur in terms of SO3, and has a Heywood average diameter of dispersed particles of 3 to 30 μm according to optical microsco...
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WO/2024/064991A1 |
A gap sub for wellbore fluids comprises an electrical isolation structure to electrically isolate two metallic ends of the gap sub and a housing mounted outside of the gap sub. The housing accommodates an "external gap" and a toolstring ...
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WO/2024/070814A1 |
This liquid cement accelerator contains 9.0 to 15.0 mass% of aluminum in terms of Al2O3, 22.0 to 25.0 mass% of sulfur in terms of SO3, 0.5 to 2.0 mass% of clay mineral, and 0.5 to 5.0 mass% of amine compound, and has a Heywood average di...
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WO/2024/072427A1 |
A method and system for identifying a fluid within a subterranean formation. The method may comprise obtaining one or more pressure measurements at one or more depths with a downhole fluid sampling tool, forming a depth-pressure measurem...
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WO/2024/073739A1 |
A computer-implemented method for detecting or monitoring subsurface events includes receiving a data signal obtained from a subsurface region, and performing a continuous wavelet transform whereby a continuous wavelet is superimposed on...
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WO/2024/065422A1 |
The present application generally relates to the technical field of petroleum equipment. In particular, disclosed are an automatic snubbing operation device and an operation method therefor. The automatic snubbing operation device compri...
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WO/2024/072624A1 |
A pressure sensor including a crystal housing, a transducer crystal disposed in the housing in vacuum conditions, a driver in contact with the crystal transducer, and a deflectable member in contact with the driver on one surface and exp...
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WO/2024/072436A1 |
A downhole tool has a tubular body defining an outer wall. A port is defined in the outer wall and a plug is received in the port. The plug is detachably connected to the outer wall and expellable into an annulus between the tubular body...
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WO/2024/072746A1 |
Provided are methods of increasing the production of a hydrocarbon from a subterranean formation by waterflooding with injection solutions containing dihydrogen phosphate ions.
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WO/2024/073701A1 |
Methods and systems for managing hydrate formation in a hydrocarbon stream. The methods and systems include injecting into the hydrocarbon stream a thermodynamic hydrate inhibitor and a kinetic hydrate inhibitor. Addition of the kinetic ...
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WO/2024/066529A1 |
A mining method for an underground bauxite large-dip-angle medium-thick ore bed dual-mining machine. The method specifically comprises: when laying out a working face, leaving a high-grade mineral aggregate layer in the middle of the hei...
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WO/2024/066869A1 |
Disclosed in the present invention is a water filling and drainage test device and method for a prefabricated crack-containing reinforced concrete lining pressure tunnel. The test device comprises a cylindrical barrel, a reinforced concr...
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WO/2024/072423A1 |
A method and system for generating an acoustic log. The method may comprise disposing an acoustic logging tool in a wellbore, broadcasting a shaped signal with the acoustic logging tool such that the shaped signal interacts with a bounda...
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WO/2024/072428A1 |
A perforating gun system may include a central support structure and a plurality of charges secured to the central support structure. Each charge of the plurality of charges is configured to perforate a casing and/or sidewall of a wellbo...
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WO/2024/065053A1 |
A water exclusion apparatus for a geophysical imaging tool is configured to be placeable around an exterior surface of the geophysical imaging tool and is operable to force at least some water away from the exterior surface of the geophy...
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WO/2024/068366A1 |
An offshore drilling vessel comprises a floating hull, a moonpool, and a drilling tower. A main hoisting device comprises a travelling top drive carrier, a top sheave assembly with carrier suspension cable sheaves, and vertically oriente...
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WO/2024/072510A1 |
An electric submersible pump (ESP) assembly. The ESP assembly comprises an electric motor; a seal section coupled to an uphole end of the electric motor; a fluid intake coupled to an uphole end of the seal section, wherein the fluid inta...
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WO/2024/068659A1 |
The invention relates to a drill assembly for excavating into a seafloor an annular cavity about a vertically orientated central core and having a predetermined depth. The drill assembly comprises a drill device with an annular drill bod...
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WO/2024/067937A1 |
This invention relates to the processes and facilities of "blue" ammonia offshore production with energy generation on site of the offshore natural gas field, with simultaneous separation and geological sequestration of carbon dioxide or...
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WO/2024/065919A1 |
The present application relates to the technical field of traffic structure safety. Provided are a central control system for a tunnel diagnosis vehicle, and a method. The central control system for a tunnel diagnosis vehicle comprises a...
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WO/2024/072507A1 |
A method of drilling a wellbore penetrating a subterranean formation, the method including: drilling the wellbore to a first location in a non-production zone of the subterranean formation while circulating a first drilling fluid composi...
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WO/2024/072770A1 |
A shckline stuffing box includes one or more packer elements that are configured to compress axially and expand radially to seal around a slickline to contain a. pressure within a wellbore therebelow during a slickline wellbore intervent...
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WO/2024/073259A1 |
Systems and methods for providing artificial lift to wellbore fluids includes a pump, a motor, and a protector assembly forming an electric submersible pump system located within a wellbore. A downhole packer is located downhole of the p...
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WO/2024/072748A1 |
An artificial lift string (102) has a fluid end that is coupled to and configured to be driven by an electric motor. An interconnect (114) is at an uphole end of the artificial lift string. The interconnect is configured to release a cab...
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WO/2024/065067A1 |
Described is a multipurpose hose that reduces the time needed to charge blastholes, which comprises multiple inner conduits into which signal cables, a power supply, probes and inspection sensors are introduced, and which also allows dif...
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WO/2024/067932A1 |
1. A method for processing produced water (10) from an oil and/or well (4) is disclosed. The method comprises the step of: a) receiving permeate from pre-treated produced water (10) or b) filtering the produced water (10) in a filtration...
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WO/2024/072449A1 |
A rotating ball valve may be employed in a liner hanger setting tool. A rotating ball member maintains contact with a valve seat throughout the operation of the rotating ball valve, thereby preventing debris from settling on the valve se...
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WO/2024/072424A1 |
Nano- and micro-particles (NMP) can be formed from an oil/water emulsion. The emulsion is made by mixing a liquid solvent, at least one surfactant, a particle-forming compound, and at least curing agent. If desired, pH control agents and...
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WO/2024/069188A1 |
A method of determining a property related to a wellbore having casing therein. The casing has tubing therein. The method comprises determining an optical response of a distributed sensing system deployed in tubing within casing of a wel...
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WO/2024/072731A1 |
A wellhead clamp for elastically deforming a wellhead housing to grip a wellhead hanger is provided. In one embodiment, a wellhead clamp (50) includes a first energizing ring (56), a second energizing ring (54), compression segments (52)...
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WO/2024/069313A1 |
An aqueous caustic composition comprising an emulsion for use in removing petroleum- contaminated barium sulfate scale from a surface contaminated with such, said composition comprising: o a chelating agent and a counterion component sel...
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WO/2024/006412A9 |
Systems and methods presented herein are configured to optimize a hydraulic fracturing job design through the use of an advanced wellbore proppant transport model and coupled hydraulic fracture simulator. For example, a data processing s...
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WO/2024/062873A1 |
This worksite management system comprises: an input data acquisition unit that acquires condition input data from an input device; and a watering condition determination unit that determines watering conditions for an unmanned watering v...
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WO/2024/064289A1 |
A system (100; 600) and associated method (500; 550) for data handling in downhole operations uses a downhole tool to receive signals from a downhole environment and uses at least one processor that causes the system determine (554) enco...
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WO/2024/062712A1 |
The present invention provides a construction management system which highly precisely generates a three-dimensional model representing an inner circumferential surface of a tunnel and each position of the tunnel, and a construction mana...
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WO/2024/064001A1 |
A method, computer-assisted system, and computer program product including training a proxy model to predict output from a numerical model of a volume of interest, receiving data representing an subsurface operation performed at least pa...
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WO/2024/064149A1 |
Methods of predicting physicochemical properties of a chemical system using a family of surrogate or reduced order models, trained on first principle simulation results. The models are created using machine learning techniques. The chemi...
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WO/2024/064126A1 |
A method can include accessing a hexahedral cell grid, defined by corner nodes, that represents a geologic environment, where hexahedral cells of the hexahedral cell grid overlap in a region of the geologic environment that includes a fa...
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WO/2024/064216A1 |
In one embodiment, the disclosure provides a method on a drilling fluid. The method may include acquiring data from each of a particle-size analyzer, x-ray fluorescence instrument, a mud check, and optionally an x-ray diffraction instrum...
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