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WO/2023/124449A1 |
Disclosed in the present invention is a system and method for exploiting natural gas hydrate by underground gas-liquid synergistic pressure reduction. The system comprises a casing pipe used for constructing a mining well .The upper end ...
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WO/2023/124938A1 |
Disclosed is a perforation detonation analysis method for a test and completion string. The method comprises: creating and executing a detonation analysis task by means of a combined model of a three-dimensional test and completion strin...
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WO/2023/123977A1 |
The present invention provides crude oil pseudocomponents, an acquisition method thereof, and an air injection reservoir development determination method based on crude oil component analysis. A first crude oil pseudocomponent is formed ...
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WO/2023/123132A1 |
A process for reducing the interfacial tension between a hydrocarbon fluid and a surfactant mixture during chemical enhanced oil recovery includes introducing a surfactant mixture solution comprising an anionic surfactant, a cationic sur...
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WO/2023/129768A1 |
Systems and methods are provided for utilization in gas recovery conversion to truncate greenhouse emissions that result from gas flaring and venting in production operations. The disclosed stimulates responsible production versus unremi...
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WO/2023/123969A1 |
Provided is a method for determining an oxidation leading edge in medium-temperature-gas steam drive oil recovery, the method comprising: utilizing a marker method wherein a marker is aldehyde ketone ether; detecting the concentration of...
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WO/2023/129268A1 |
A downhole pump for a reciprocating system includes a barrel and a plunger. The barrel couples to a tubing string and has a standing valve. The plunger couples to a rod string and has a traveling valve. Either valve can include a housing...
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WO/2023/128839A1 |
The invention relates to the recovery of oil, gas and condensate. A method for treating a well for the recovery of oil, gas and condensate includes feeding supercritical carbon dioxide fluid into the well and switching the well from oper...
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WO/2023/126642A1 |
The present invention relates inter alia to a method (10) for operating wells (3, 5) of an oilfield (1). The method comprises the following steps of selecting a group 2 of wells of an oilfield; defining a production target rate for the g...
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WO/2023/121512A1 |
The group of inventions relates to the oil production industry, and more particularly to downhole equipment, and even more particularly to downhole electric valves for carrying out killing, completion, flushing and hydraulic fracturing o...
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WO/2023/121672A1 |
Systems and methods for completion design are disclosed. Wellsite data is acquired for one or more existing production wells. The wellsite data is transformed into model data sets for training a first machine learning (ML) model to predi...
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WO/2023/115663A1 |
An oil extraction system, a blowout prevention device and an oil extraction method. The oil extraction system comprises an oil extraction pump (100), a connecting device (200) and a central pipe (300), wherein the connecting device (200)...
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WO/2023/121719A1 |
A method may include: circulating a drilling fluid in a wellbore, wherein the drilling fluid includes: an aqueous phase; and a reclaimed carbon black additive; and drilling into a subterranean formation to extend the wellbore while the d...
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WO/2023/121472A1 |
A method of identifying a location of gas breakthrough within a completed production well comprises: obtaining production composition data and/or tracer data from the production well; analysing the production composition data and/or trac...
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WO/2023/122539A1 |
A method for manufacturing a motor lead cable includes the steps of forming one or more motor leads and placing external armor around the one or motor leads. The step of forming each of the one or more motor leads includes providing an i...
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WO/2023/121952A1 |
A method for underground mining in a rock body include drilling one or more service boreholes from at least one surface location into a subsurface rock body. A plurality of multilateral blast holes is drilled, branching from at least one...
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WO/2023/121678A1 |
Techniques of the present disclosure relate to downhole perforation operations using fluid containing hollow spheres. A method comprising: disposing a perforating apparatus in a volume of hollow particles in a wellbore; and detonating th...
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WO/2023/122208A1 |
A method for performing a polymer flood of a hydrocarbon-bearing, subterranean reservoir (5) includes (a) injecting a polymer solution from an injection well (32) into the subterranean reservoir to form a polymer slug (44) in the subterr...
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WO/2023/121739A1 |
Methods and compositions comprising nanoparticle additives for use in drilling and treatment fluid compositions are provided. In some embodiments the present disclosure includes providing a treatment fluid including an aqueous base fluid...
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WO/2023/119491A1 |
This recovery method for crude oil includes: a stratum improvement fluid injection step for injecting, through an injection well into a stratum that includes crude oil between the injection well and a production well, a stratum reforming...
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WO/2023/121648A1 |
A solids-control fluid for controlling flow of solids in a subterranean formation is disclosed herein. The solids-control fluid can include a diluent and a curable resin. The diluent can include a mutual solvent and an ethylene glycol. T...
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WO/2023/116798A1 |
A method for exploiting oil and gas by continuously heating formation water at a temperature lower than the boiling point of water. The process of oil and gas production comprises the process of preheating oil and gas reservoirs and the ...
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WO/2023/114893A1 |
Methods for assessing the effectiveness of an acid stimulation operation in a hydrocarbon well are described herein. The methods use encapsulated tracer particles comprising a tracer material that is coated with a calcium carbonate shell...
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WO/2023/114393A1 |
A wellbore that supplies production fluid from a first production zone and a second production zone is produced. Production fluids from the first and second production zone are comingled within a same production tubular. A first tracer i...
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WO/2023/113873A1 |
Methods and systems are provided for designing and determining a well service in the presence of loss, including the volume, rates, and duration of pumping of fluids in the presence of losses. A method of designing services for wellbores...
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WO/2023/114186A1 |
A sand screen for use within a wellbore. The sand screen may include a non-woven fiber polymer filter and a mechanical retainer. The non-woven fiber polymer filter may have a compressed state and an expanded state. The mechanical retaine...
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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/2023/113781A1 |
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/2023/108813A1 |
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/2023/114569A1 |
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/2023/113949A1 |
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/2023/114469A1 |
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/2023/110149A2 |
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/2023/112040A1 |
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/2023/113903A1 |
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/2023/109507A1 |
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/2023/111610A1 |
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/2023/107617A1 |
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/2023/107802A1 |
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/2023/108011A1 |
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/2023/107116A1 |
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/2023/107161A1 |
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/2023/104869A1 |
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/2023/107978A1 |
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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