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WO/2023/082781A1 |
The present invention relates to an application of a thermo-sensitive heteropolysaccharide polymer in improvement of an oil recovery factor. The thermo-sensitive heteropolysaccharide polymer is a heteropolysaccharide polymer produced fro...
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WO/2023/086836A1 |
The invention relates to a method and apparatus for performing acid stimulation of a hydrocarbon well (1), especially in a multi-lateral branched well system. In the first lateral (8), after installation of the production liner (9) with ...
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WO/2023/086754A1 |
A wellhead annulus packoff and an associated method is disclosed. A retainer lock mechanism of the wellhead annulus packoff is to sit at least partly within a first indentation of a hanger. The retainer lock mechanism includes a bottom s...
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WO/2023/086094A1 |
Systems and methods for stochastically projecting a well trajectory of a bottom hole assembly in a subsurface formation, where the bottom hole assembly includes one or more transducers, a trajectory controller coupled to the bottom hole ...
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WO/2023/086845A1 |
A method includes directionally drilling, with a pulse power drill string, of a borehole into a subsurface formation using pulse power. The directionally drilling comprises generating, by an electrical source, an electrical energy and st...
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WO/2023/083432A1 |
A system and a method for remote operation of a well equipment through a marine riser (50) is disclosed. The system is for remote operation of a well equipment through a marine riser (50), the marine riser (50) extending between a blowou...
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WO/2023/086916A1 |
An earth boring tool includes a tool body and a cutting element secured to the tool body. The tool body has at least one surface defining a cutting element recess where the cutting element is secured within the cutting element recess by ...
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WO/2023/086841A1 |
A method for supplying, via an electrical interface, an output electrical power to an electrical load that is downhole in a borehole formed in a subsurface formation, includes generating mechanical energy from a flow of a fluid being del...
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WO/2023/086085A1 |
Provided is a slotted orientation apparatus for use with a keyed running tool. The slotted orientation apparatus, in one aspect includes a tubular having a wall thickness (t), and a slot extending at least partially through the tubular, ...
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WO/2023/086086A1 |
Provided is a keyed running tool for use with a slotted orientation apparatus. The keyed running tool, in one aspect, includes a housing, and two or more keys extending from the housing, the two or more keys movable between a radially re...
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WO/2023/082887A1 |
A fracturing device operation working condition control method and apparatus, and a fracturing device, the fracturing device operation working condition control method comprising: obtaining fracturing working condition parameters, the fr...
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WO/2023/082168A1 |
A ground drilling robot, a method for forming a tunnel, a ground excavation-free method for laying a pipeline, and a coulter apparatus. Helical blades are mounted on a drilling machine body of the ground drilling robot, each helical blad...
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WO/2023/082460A1 |
A connecting device for a manifold skid, and a fracturing system and a method for operating the fracturing system. The connecting device comprises at least one connecting assembly (10), each of the at least one connecting assembly (10) c...
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WO/2023/082614A1 |
Disclosed in the present invention are a tunnel lining inspection and repair trolley and a method for repairing structural defects. The tunnel lining inspection and repair trolley comprises a trolley frame, wherein cross beams are symmet...
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WO/2023/085173A1 |
This system for transporting excavated material inside a tunnel is equipped with: a first vehicle capable of traveling inside a tunnel; a first conveyor which is capable of transporting excavated material in a first transport direction w...
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WO/2023/086129A1 |
A method can be used to determine multi-phase measurements of fluid flowing with respect to a wellbore. Signals can be received, and the signals can be emitted by each variable frequency acoustic emitter of a set of variable frequency ac...
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WO/2023/083612A1 |
The present invention relates to a reactive resin component (A) for a multi-component system and to a multi-component system for chemically fastening construction elements containing brick dust as filler. The use of brick dust as filler ...
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WO/2023/083959A1 |
A dual service inline-manifold system comprises a manifold module (1) connected to two main service flowlines (2) and two auxiliary flowlines (3) in a daisy chain solution. The system is meant to be used subsea at any water depths for tr...
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WO/2023/083889A1 |
The present invention relates to a downhole assembly for permanently sealing off a control line controlling a well component of a well tubular metal structure prior to plug and abandonment of a well having a top, comprising a first part ...
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WO/2023/082010A1 |
A tubular member having a first connector provided on a first end thereof, this first connector being adapted to receive a corresponding connector provided on another tubular member, forming a tubular connection comprising: a pin connect...
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WO/2023/086755A1 |
An optical system employs a method for measuring an acoustic signal in a wellbore. The optical system includes an optical interrogator and an optical fiber. The optical fiber has a plurality of nominal sites uniformly spaced apart along ...
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WO/2023/086240A1 |
A pressure compensator including a housing, an electroactive polymer (EAP) disposed in the housing and defining a volume therein, the volume being changeable upon application of an electric signal. A method for managing pressure in a too...
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WO/2023/083891A1 |
The present invention relates to a downhole expandable tubular for expansion in a well downhole from a first outer diameter to a second outer diameter to abut against an inner face of a well tubular metal structure or borehole, the downh...
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WO/2023/084253A1 |
A subsea control mechanism comprises a transmission system for transmitting drive mechanically from a common drive input to multiple control outputs engaged with respective control elements of a subsea system, such as a manifold. The tra...
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WO/2023/083946A1 |
A downhole tool, with an elongate tool housing that extends around a central longitudinal tool axis, houses a sting, a press device, and a bending arm. The sting is movable in a radially outward direction. The press device acts on the st...
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WO/2023/084293A1 |
The present invention relates to a method for determining a well design for exploitation of a subterranean reservoir. The method comprises the steps of providing reservoir properties, and determining, using a reservoir simulation and the...
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WO/2023/086104A1 |
A plugging tool includes an elongated inner housing allowing a first fluid to flow through a hollow interior of the inner housing, a retractable plunger positioned within the inner housing and operable to obstruct the flow of the first f...
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WO/2023/086489A1 |
A downhole autonomous jet cutting tool includes a main body with a generally cylindrical configuration. The main body includes a locking unit actuable to engage the tool to an inner surface of the pipe, a hydraulic motor with a rotor and...
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WO/2023/084225A1 |
A system and method for improving the 3D positional description of well geometry, subsurface measurements and subsurface services along the wellbore and 3D positional uncertainty. The method selects a well reference point, calibrates the...
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WO/2023/083945A1 |
A downhole injection tool for injecting a treatment fluid in a space surrounding a downhole tubular installed in a borehole in the Earth is based on an elongate tool housing extending around a central longitudinal tool axis. At least two...
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WO/2023/086566A1 |
Processes and systems for microseismic event detection. In some embodiments, the process can include acquiring seismic data with a dense seismic receiver array; converting seismic data into an image domain dataset; detecting one or more ...
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WO/2023/077784A1 |
A tunneling and anchoring machine (100) and a tunneling system, the tunneling and anchoring machine (100) comprising a rack (1), a cutting device (2), a drilling device (3) and a control device; the cutting device (2) has a lowest swing ...
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WO/2023/077958A1 |
Disclosed is a concentric injection-production pipe applied to a fractured oil and gas well, the concentric injection-production pipe comprising a cylindrical channel pipe (51), wherein a water outlet (511) is formed in the channel pipe ...
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WO/2023/080913A1 |
A downhole tool suitable for use in a wellbore, the tool having a chassis or mandrel, a center element, a plurality of support elements, a first fingered member, and a second fingered member. In a run-in configuration, the first fingered...
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WO/2023/081497A1 |
Systems and method for predicting production decline for a target well include generating a static model and a decline model to generate a well production profile. The static model is generated with supervised machine learning using an i...
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WO/2023/078085A1 |
A self-heating in-situ conversion development method for medium- and low-maturity organic matter-rich shale, relating to the field of in-situ exploitation of medium- and low-maturity organic matter-rich shale. The method, by means of per...
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WO/2023/079990A1 |
Provided is a multistage drill pipe chain that makes it possible to easily attach an observation device at an intermediate position. A first triplexer 23 of an observation drill pipe of this multistage drill pipe chain transmits high-fre...
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WO/2023/081597A1 |
A hydrostatic module interlock for a downhole tool including a piston having fingers extending from a body thereof, a piston mandrel telescopically arranged with the piston, and a retaining piston disposed to prevent finger deflection in...
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WO/2023/081389A1 |
A downhole tool (1) includes a bore isolation valve (4), a sensor (15) configured to receive a downlink signal, an annular pressure sensor (7), a valve actuation mechanism (12) coupled to the bore isolation valve (4) and responsive to th...
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WO/2023/080941A1 |
A method may include: introducing a treatment fluid into a stream, the treatment fluid comprising: a base fluid and a supramolecular host guest product, wherein the supramolecular host guest product comprises a treatment fluid additive a...
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WO/2023/078433A1 |
An oil and gas exploitation method by injecting water into an oil and gas reservoir water layer, characterized in that in an oil and gas production process, water is injected, at a certain rate, into an oil and gas reservoir water layer ...
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WO/2023/081498A1 |
Implementations described and claimed herein provide systems and methods for dynamic waterflood forecast modeling utilizing deep thinking computational techniques to reduce the processing time for generating the forecast model and improv...
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WO/2023/081865A1 |
The present invention comprises a flexible coupling device, system and method for transferring high torque loads and complex rotary motion between components or devices. Specifically, high torque loads and complex rotary motions are tran...
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WO/2023/077792A1 |
Provided is a roadway tunneling system, comprising a tunneling and anchoring machine, a transporting and anchoring all-in-one machine, a reversed loader, a self-advancing tail, and an adhesive tape conveyor. The tunneling and anchoring m...
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WO/2023/081144A1 |
An object including a housing, a cone movably received in the housing, a piston body attached to the cone, a valve disposed as a part of the object and separating hydrostatic pressure from pressure at an interface between the housing and...
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WO/2023/081184A1 |
A downhole electromagnetic device includes an antenna wire placed on or at a tool body, a cavity in the tool body having a cavity pressure smaller than a downhole fluid pressure, and an electronic circuit disposed in the cavity. The ante...
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WO/2023/081558A1 |
A passive spacer system may include a racking board comprising a slot and a spacer arranged along the slot such that a portion of the spacer impinges on the slot. The spacer may be biased in a neutral position and configured to move to a...
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WO/2023/077901A1 |
The present invention relates to a primer, and a polymer pre-laid waterproof roll thereof and a preparation method. The polymer pre-laid waterproof roll comprises a base material layer, a primer layer, an adhesive layer and an anti-stick...
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WO/2023/081761A1 |
A spoolable device including a first communication interface, a second communication interface, a power management module, a functional electrical module, and a junction joining each of the above elements together and creating a shared p...
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WO/2023/081466A1 |
A method for identifying a defect within a cement layer of a multistring wellbore includes deploying a gamma scanner into the multistring wellbore (702), the gamma scanner including at least one source and at least one detector, the at l...
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