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WO/2022/225571A1 |
The present disclosure provides methods and compositions for controlling asphaltenes in a subterranean formation. The compositions may include silica, a polymer, and optionally a charged surfactant. The compositions may also include a so...
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WO/2022/225539A1 |
A method may include introducing into a wellbore a treatment fluid including a nanoparticle antiscalant; and a base fluid; contacting the nanoparticle antiscalant with an iron sulfide scale present in the wellbore; and dissolving at leas...
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WO/2022/207666A1 |
Obstructing fluid plugs are removed from a base section (410) of a riser (171), which base section (410) extends between a receiving end (411) connected to an upright section (420) of the riser (171) and an emitting end (412) of the rise...
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WO/2022/207668A1 |
A riser (171) to be arranged for injecting fluid from a vessel on a water surface (111) into a subterranean void (150) beneath a seabed (130) is attached to a buoy (170) as follows. An ROV (350) is controlled to attach a winch wire (320)...
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WO/2022/207661A1 |
A fluid injection system contains a buoy (170) for connecting with a vessel to receive fluid therefrom. At least one fluid-transporting riser (171) connects the buoy (170) with a subsea template arranged on the seabed at a wellhead for a...
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WO/2022/200245A1 |
The present invention relates to the use of a downhole pumping tool for removing a hydrate formation forming a hydrate plug in a tubing in a well, the downhole pumping tool comprising a pump having a pump inlet and a pump outlet, an elec...
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WO/2022/203489A1 |
The present invention relates to a synthetic acid formulation and the use thereof as a calcium carbonate dissolving agent to prevent the formation of scaling in the oil industry, which offers highly effective stimulation and can also be ...
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WO/2022/203692A1 |
A well system for handling downhole particles. The well system may include a mud pump, a shaker including a corrugated shaker screen, a drill string, an imaging device, and a data acquisition system that may include a processor. The proc...
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WO/2022/203490A1 |
Less than 10% of oil wells occur naturally, while 90% are created by some type of artificial system and many of these are equipped with an electrical submersible pump, formed by Cr 13- and SCr 13-type alloys, which easily corrode in the ...
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WO/2022/192707A1 |
An external filter assembly is shown having a slotted filter section, including an optional upper collar attached below the mounting member, and lower collar attached below the bottom cap of a lower filter element, where each collar incl...
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WO/2022/175941A1 |
The present invention provides a launcher system, adapted for deployment at a remote site, the launcher system including a launcher apparatus and a launcher apparatus carrier module for transporting the launcher apparatus to the remote s...
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WO/2022/173510A1 |
The present disclosure provides methods and compositions for controlling asphaltenes in a subterranean formation. The compositions may include a halloysite nanotube. The nanotube has a lumen and a polymer, along with a charged surfactant...
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WO/2022/150459A1 |
A wellbore gauge cutter apparatus includes a sampling body defining a central recess extending from an inlet at a first end to an outlet at a second end. The apparatus further includes a gauge cutter connected to the sampling body config...
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WO/2022/140828A1 |
The present invention provides a pulling system essentially consisting of two sets of feet (11) and a hydraulic cylinder (15). Each set is positioned on one of the sides of the hydraulic cylinder (15). The two sets of feet (11) have a se...
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WO/2022/146463A1 |
A downhole tool assembly coupled to a drill string includes a drill string motor that rotates the drill string, the downhole tool assembly including a tool body defining a perimeter, one or more cutting elements positioned on the perimet...
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WO/2022/146412A1 |
The disclosure presents processes and methods for determining an adjusted drag friction factor, where the adjusting utilizes a hole cleaning function. In some aspects, the drag friction factor utilizes viscous drag. In some aspects, the ...
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WO/2022/140112A1 |
A method and apparatus for cleaning a wellbore. The apparatus is a jet sub including an engine, a flow diverter and mixing throat. The engine propels a driving fluid at a first end of the jet sub towards a second end of the jet sub along...
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WO/2022/129106A1 |
A method of treating a device to resist formation and build-up of scale deposits at the device is provided. The device is located in a fluid-containing conduit. The method comprises feeding a radio frequency (RF) signal into a line conne...
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WO/2022/132147A1 |
This disclosure provides a downhole debris removal apparatus, a method for assembling a downhole debris removal apparatus, and a well system including the same. The downhole debris removal apparatus, in one aspect, includes a crossover s...
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WO/2022/132185A1 |
A downhole tool for cleaning and sealing a wellbore includes a wash tool configured at a downhole end of the downhole tool to generate pulses of a first fluid at a first frequency and a first pressure for washing a target interval of a w...
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WO/2022/125139A1 |
A downhole tool assembly includes a housing, the housing defining one or more formation jetting ports structurally configured to pass fluid outward from the downhole tool assembly, a downhole motor positioned at least partially within th...
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WO/2022/125924A1 |
Chemical stick receiving pressure vessel includes a housing having a body portion. Body portion forming a first opening at a first end and forming a second opening at a second end. Cap operable to close the first opening, wherein the cap...
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WO/2022/115770A1 |
An apparatus (200) includes a tool body (204) having a bore (210) that is aligned with a lengthwise axis (206) and a rotating assembly (100) coupled to the tool body. The rotating assembly includes a turbine wheel (104) that is disposed ...
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WO/2022/099725A1 |
The present invention relates to a slip supported spacer of a washable oil well and a method. The technical solution of the present invention involves: a communication inlet is formed on a side surface of a lower diverting joint; a mesop...
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WO/2022/103383A1 |
This disclosure provides a downhole debris removal apparatus, a method for operating a downhole debris removal apparatus, and a well system including the same. The downhole debris removal apparatus, in one aspect, includes an inner pipe ...
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WO/2022/098448A1 |
A float tool is used for controlling flow in tubing. The float tool comprises a housing, at least one valve, and at least one inset. The housing is configured to install on the tubing and has a longitudinal bore therethrough. The at leas...
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WO/2022/086310A1 |
The invention relates to the oil and gas industry, in particular to underground repair and renewal operations at oil wells. The treatment of the casing surface with the mud-pulse forces of fluid and increasing in the efficiency of cleani...
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WO/2022/081154A1 |
A downhole component can include a support body that includes a surface that defines at least a portion of a fluid passage; a composite matrix for scale mitigation supported by the surface of the support body where the composite matrix i...
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WO/2022/081463A1 |
A packer installation system includes a pipe, a packer that is secured to the pipe at a first axial position along the pipe, and a brush assembly that is secured to the pipe at a second axial position. The brush assembly includes brushes...
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WO/2022/066969A1 |
A method of removing from a surface a solid sulfur-containing impurity composition comprising a sulfur-containing compound, the method comprising the step of dissolving sulfur-containing compound in the sulfur-containing impurity composi...
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WO/2022/058547A1 |
A well regenerating apparatus comprising: a treatment device (41), arranged to regenerate a well screen (WS) in a treatment zone of the well screen (WS), at least an upper packer (31) and a lower packer (32) arranged to isolate the treat...
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WO/2022/051142A1 |
Non-aqueous drilling fluids may be removed from a wellbore or tubing nor casing within the wellbore by introducing into the well a biodegradable aqueous fluid comprising banana.
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WO/2022/046081A1 |
A downhole power generating apparatus comprising a low pressure chamber, a floating piston, a high pressure chamber, a first flow through path, a second flow through path, and a turbine. The low pressure chamber includes an inlet and an ...
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WO/2022/040439A1 |
The invention relates to a method of conducting a perf wash cement ("P/W/C") abandonment job in an offshore oil or gas well annulus, in particular the washing or cementing operation using a rotating head with nozzles dispensing wash flui...
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WO/2022/040658A1 |
A one-trip screen installation and cleaning system includes a tubular supporting a screen. The tubular has an inner surface defining a flow bore positioned radially inwardly of the screen. At least one actuator extends radially inwardly ...
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WO/2022/039627A1 |
A method for selectively treating a producing formation comprises sequentially carrying out hydraulic fracturing and flushing of the annulus in a space between packers in each interval of a producing formation. At the interval to be trea...
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WO/2022/028740A1 |
A downhole cleaning tool (120) for use in a drilled bore, such as an oil and gas well (100). The tool (120) comprises a tubular body (130) defining an internal bore (136) and at least one radially extending blade (148) defining a pocket ...
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WO/2022/032106A1 |
A tool for removing a packer beyond a restriction in a casing (120) of a wellbore (106) wherein the said tool includes: a milling body (118) with an outer diameter; milling blocks (116) positioned at intervals around a circumference of t...
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WO/2022/026568A1 |
A slurry outlet system including a top sub having a seal, a closure sleeve positionable in an open position spaced from the top sub during a slurry pumping operation and a closed position wherein the closure sleeve sealingly interacts wi...
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WO/2022/015337A1 |
The compositions for removing a mineral phase from a surface composition for removing a mineral phase of inorganic sulfate scale include a phosphonoalkyl aminopolycarboxylic acid chelating agent; a wettability modifier comprises a dibasi...
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WO/2022/011103A1 |
A flow management system includes an expandable device configured for attachment to a wall surface of a conduit and being adjustable between an expanded configuration and a collapsed configuration, an electric actuator in fluid communica...
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WO/2022/011100A1 |
A method of managing a fluid flow within a conduit includes determining a presence of a flow blockage within the conduit, the conduit being equipped with an expandable device, controlling an electric actuator to flow a current to the exp...
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WO/2022/011098A1 |
A method of managing a fluid flow within a conduit includes determining a presence of a flow blockage within the conduit, the conduit being equipped with an expandable device, controlling a fluidic actuator to deliver an actuation fluid ...
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WO/2022/010930A1 |
Systems and methods for delivering inhibitor fluid downhole within a subterranean well (10) include an injection tool (22). The injection tool has an injection tool body (24) that is an elongated member with an interior storage space (26...
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WO/2022/011101A1 |
A flow management system includes an adjustable compactor configured for attachment to a wall surface of a conduit and being adjustable between an extended configuration and a reference configuration, an electric actuator in fluid commun...
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WO/2021/257691A2 |
Systems and methods for collecting debris in a subterranean well include a wellbore cleanout tool having a tool housing with a tool bore. The wellbore cleanout tool further includes a power source, a wire in electrical communication with...
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WO/2021/247578A1 |
A method to reduce the deposition of solid sulfur (Ss(s)) in a natural gas producing well is described where nonpolar natural nanoparticles are added into the tubing string, and the nonpolar natural nanoparticles interact with the gaseou...
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WO/2021/247554A1 |
A method to reduce the deposition of solid sulfur (Ss(s)) in a natural gas producing well, is described wherein the inside of the pipes used in the well are coated with a coating comprising polar surface treated nanoparticles. The polar ...
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WO/2021/247564A1 |
A method to reduce the deposition of solid sulfur S8(s) on the walls of production pipes in a gas recovery well, involves operating a gas production well, introducing a carrier fluid comprising silica or nonsilica nanoparticles, where th...
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WO/2021/237232A1 |
A fixture (34) has a body (33) that connects to a motor (15), the body having a bore (35). The body has a piston (45) in the bore, separating the bore into a pressure chamber (49) and a lubricant chamber (47) in fluid communication with ...
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