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WO/2019/095420A1 |
A method for enlarging a safety density window of well drilling borehole formation. The method comprises the following steps: (1) weighting a drilling fluid, injecting the weighted drilling fluid into the shale formation, and measuring a...
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WO/2019/099177A1 |
A wellscreen has a gravel pack assembly installed that can communicate slurry from a transport tube to a pack tube. A bypass has erosion resistant surfaces exposed to flow of the conveyed slurry and diverts portion of the conveyed slurry...
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WO/2019/098855A1 |
A method of treating a well, wherein the well comprises a tubular, an annulus arranged around the tubular, and a production packer arranged within the annulus; the method comprising providing first, second and third openings in the tubul...
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WO/2019/099721A1 |
An adjustment tool for a multiport valve including an elongate frame having a fitted end with an exit aperture, a pressure chamber in fluidic communication with the exit aperture, the fitting end sealingly couplable with the multiport va...
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WO/2019/099216A1 |
A connector assembly attaches downhole tools to one another to form a tool string. The connector assembly includes male and female subs, each with latch ends that selectively latch to one another. Ends of the subs distal from their latch...
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WO/2019/099038A1 |
A lateral wellbore access system is used for moving an isolation sleeve relative to a window of a completion sleeve to adjust access through the window. The system includes an actuator having an isolation sleeve engagement mechanism and ...
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WO/2019/098991A1 |
The disclosed embodiments include a perforating gun assembly. The perforating gun assembly includes a housing and at least one perforating charge disposed within the housing. Additionally, the perforating gun assembly includes a detonati...
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WO/2019/095034A1 |
An aqueous caustic composition comprising: a caustic component; an amino acid additive adapted to provide an extended buffering effect to the caustic composition when such is exposed to an acid; and water, w herein the caustic component ...
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WO/2019/099316A1 |
Flowback aid mixtures and oil-in-water microemulsions produced by combining an aqueous brine with the flowback aid mixtures are disclosed. The flowback aid mixture comprises an oil, a fatty alcohol ethoxylate, and a quaternized fatty ami...
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WO/2019/099046A1 |
A buoyancy assist tool has an outer case with a rupture disk assembly connected therein. The buoyancy assist tool defines the upper end of a buoyancy chamber in a well casing. A sleeve in the outer case traps the rupture disk membrane af...
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WO/2019/099096A1 |
Presented herein are systems and methods directed to a multispectral absorption-based imaging approach that provides for rapid and accurate detection, localization, and quantification of gas leaks. The imaging technology described herein...
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WO/2019/099240A1 |
A flow control assembly (100) for subsea applications comprises a valve assembly (101) and a damper assembly (402) configured to control fluid flow between an external region and the valve assembly (101). The damper assembly (402) compri...
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WO/2019/099563A1 |
A wellhead pressure control fitting includes a plurality of locks to engage a mating surface of an adapter sealingly seated in a receptacle. The locks each comprise a sensor arranged to measure an amount of movement or rotation of each l...
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WO/2019/096990A1 |
The present invention relates to directional core drilling operations in the bedrock, and in particular an apparatus and method for steering a core barrel in a pre-defined path and at same time collect core samples of the bedrock, using ...
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WO/2019/095992A1 |
Disclosed is a hybrid drill bit provided with inserted-tooth cones. The hybrid drill bit provided with inserted-tooth cones comprises a drill bit body (101), cutter wings (102) disposed on the drill bit body, multiple fixed cutting teeth...
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WO/2019/099693A1 |
A method can include training a deep neural network to generate a trained deep neural network where the trained deep neural network represents functions of a non-linear Kalman filter that represents a dynamic system of equipment and envi...
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WO/2019/099243A1 |
A tubular transfer system is disclosed which includes a trough coupled between a pair of lifting apparatus, a base member coupled to each of the pair of lifting apparatus, a first adjustment device disposed on the pair of lifting apparat...
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WO/2019/095037A1 |
An aqueous caustic composition comprising: a caustic component; an additive adapted to provide an extended buffering effect to the caustic composition when such is exposed to acid; and water. Methods of using such compositions are also d...
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WO/2019/099026A1 |
A method of perforating a subterranean formation may comprise: inserting into a wellbore a perforating gun assembly comprising: a first gun assembly comprising a first perforating explosive and a first ballistic transfer element; a trans...
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WO/2019/099037A1 |
A lateral wellbore access system is used for moving an isolation sleeve relative to a window of a completion sleeve to adjust access through the window. The system includes an actuator having an isolation sleeve coupling mechanism and a ...
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WO/2019/100037A1 |
A technique to facilitate removal of various types of particulates from fluids during well operations. The technique may employ a skid positioned at a surface location. A filtration system is mounted on the skid to enable filtration of p...
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WO/2019/095054A1 |
The technology generally relates to control strategies for multi-well systems for conducting water disposal or hydrocarbon recovery from subterranean reservoirs, such as methods and systems for real-time fluid flow monitoring and control...
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WO/2019/099098A1 |
A ball (700) for sealing a plug (110) in a well (102), the ball (700) including a body (502); an actuation mechanism (506) located inside the body (502) and configured to break the body into parts; and a sensor (710) connected to the act...
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WO/2019/099520A1 |
A method of forming an impregnated cutting structure for an earth-boring tool comprises providing a powder mixture comprising diamond particles and a metal binder in a press and subjecting the powder mixture to a pressure greater than ab...
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WO/2019/099188A1 |
A method and system are described for wirelessly communicating along tubular members. The method includes determining, constructing and installing a communication network, which communicates using one or more communication coupling devic...
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WO/2019/099154A1 |
Embodiments of systems and methods for advanced inflow control valve systems is provided. Multiple micro-computer integrated downhole inflow control valves (20) can be configured as part of an inflow control valve control system. Inflow ...
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WO/2019/095527A1 |
A rotary guide device, comprising: a rotary axis (1), the rotary axis (1) rotatingly driving a tool head (5), and the rotary axis comprising at least one steerable part (4); a first non-rotating body (2) and a second non-rotating body (3...
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WO/2019/099129A2 |
A chemical injection mandrel for injecting chemicals into a Lower Tertiary well includes a chemical injector disposed on an exterior surface of a mandrel. The chemical injection mandrel connects to the production tubing such that the che...
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WO/2019/096655A1 |
A method and apparatus are disclosed for providing auxiliary equipment at a subsea location. The apparatus includes a housing including at least one wet mate receptacle connector and at least one wet mate plug connector spaced apart from...
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WO/2019/099010A1 |
A tubing string can be at a first position in a wellbore and can move to a second position in the wellbore with respect to a casing string. The tubing string can include a first tubing-side antenna and a second tubing-side antenna couple...
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WO/2019/098996A1 |
Assemblies and methods are provided for positioning a sealing tool within a receptacle and pressure testing a seal between the sealing tool and the receptacle. The assembly may be coupled to the sealing tool for latching the sealing tool...
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WO/2019/098994A1 |
Bentonite-based grout fluids and methods of using the grout fluids are provided. A method of using a grout fluid includes placing a geothermal conduit in at least one hole in the earth, providing a grout fluid including a bentonite-based...
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WO/2019/099327A1 |
A sand guard system having an outer housing, a wedge assembly disposed in the outer housing, and an inner tube disposed in the outer housing such that an annulus is formed between the inner tube and the outer housing. The wedge assembly ...
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WO/2019/099100A1 |
A downhole vibration assembly includes a valve positioned above a rotor that is disposed at least partially within a stator. The rotor is operatively suspended within an inner bore of a housing and configured to rotate within the stator ...
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WO/2019/094321A1 |
Method and apparatus for controlling wellbore operations include a wellbore communication system comprising: a control sub-assembly with a first control unit, a second control unit, one or more downhole sub-assemblies interchangeably mou...
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WO/2019/094225A1 |
A method and system for estimating a thickness of at least one casing string in a cased hole may comprise obtaining a plurality of induction measurements from a plurality of channels using a casing inspection tool, computing a quality ve...
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WO/2019/093927A1 |
The invention relates to systems and methods for the planning and production of reservoirs, inter alia hydrocarbon reservoirs. The claimed method for planning the optimal placement of multiwell pads in a reservoir includes: determining a...
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WO/2019/094912A1 |
A cutting element assembly includes a sleeve having a cutter-receiving aperture extending through the sleeve, a cutting element, and a rotation restriction element. The cutting element may include a first plurality of retention elements ...
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WO/2019/092450A1 |
A safety latch (10) for a mud skip container includes a first latch (12) that is pivotal within a bracket (14) that is mounted to a top (13) of the container. The first latch includes a pivoting head (32) with a downwardly projecting cat...
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WO/2019/093904A1 |
There is disclosed a method of well intervention in an oil well on land, on an offshore installation or in a subsea well, having a flexible hollow conduit (60) driven into a well, by weights (39) attached to the lowermost end of the flex...
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WO/2019/091900A1 |
A curable composition 35a,35b for treating a region of a formation comprises an epoxy resin and a crosslinking or hardening system. The crosslinking or hardening system comprises a first crosslinker or hardener, wherein the first crossli...
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WO/2019/094011A1 |
A method of manufacturing, assembling, configuring, and/or using a hybrid drill bit is disclosed. An illustrative example includes inserting a rolling cutting structure into a central bore of a bit body through an upper connector section...
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WO/2019/093997A1 |
A tubing hanger assembly includes a body, a lockdown feature which is located on the body, a load nut which is threadedly connected to the body and which includes a downward facing load shoulder, and a torsion spring member which include...
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WO/2019/094059A1 |
An abnormal trend detection system for detecting one or more hazards may provide for a safe and effective drilling operation as any of the one or more hazards may be avoided. Several indicators may be defined including a first, second, t...
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WO/2019/094083A1 |
A downhole tool (300) for connecting an interior of a casing to a formation, the downhole tool (300) including an inner housing (302) extending along a longitudinal axis X; an outer housing (304) that encloses the inner housing (302) and...
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WO/2019/094018A1 |
A system for monitoring one or more parameters of a fluid in a component of a subsea system includes a retrievable unit which is removably mounted to a base unit that is connected either directly or indirectly to the component, and a sen...
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WO/2019/090419A1 |
A threaded connection between adjacent drill string components comprises a threaded female connection end adapted to receive a correspondingly threaded male connection end, the two ends each having first and second portions of different ...
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WO/2018/045259A9 |
Systems and methods for optimizing the working environment in a drilling control room may include (i) systems and methods to selectively actively attenuate one or more noise sources affecting the noise level within the drilling control r...
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WO/2019/090420A1 |
A nozzle assembly is plugged, but can be opened when the nozzle is positioned downhole. The nozzle assembly comprises: a nozzle including: a body formed of an erosion resistant material; and an orifice through the body, the orifice inclu...
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WO/2019/094667A1 |
A thermoplastic elastomer compound includes a polyolefin elastomer blend of at least two different polyolefin elastomers, styrene-ethylene/butylene- styrene block copolymer, and plasticizer. The compound has a Melt Flow Rate (230 °C, 2....
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