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Patent Searching and Data


Matches 1 - 50 out of 3,299

Document Document Title
WO/2018/191735A1
A downhole tool control apparatus includes a control assembly, a stroking assembly, and a pocket sleeve positioned in an outer sub. The control assembly and stroking assembly are independently slidable axially within the outer sub. The c...  
WO/2018/187854A1
A multi-zone, one trip completion system for a wellbore is described. A plurality of isolation packers is installed in borehole to isolate a plurality of zones of the annulus between a tubing string and a wellbore. Each tubing string sec...  
WO/2018/191407A1
A valve for a plug passage features opposed perforated magnetic discs that repel each other to stay apart allowing flow through the openings of the spaced discs. When a predetermined flow rate is exceeded, the magnetic repelling force is...  
WO/2018/187602A1
A valve for use in a wellbore includes a housing including a housing port, a slidable closure member disposed in a bore of the housing and including a closure member port, a seal disposed in the housing, and a detent disposed radially be...  
WO/2018/186976A1
A downhole tool including a housing, a first portion of a trigger mechanism disposed in the housing, a degradable-on-command component movably disposed within the housing, a second portion of the trigger mechanism disposed in the compone...  
WO/2018/187066A1
A spring includes a spring member including a Ni-base, Co-base or Ni-Co base alloy, the spring member having an outer surface, and a coating disposed on the outer surface of the spring member, wherein the coating includes a metal.  
WO/2018/186977A1
A sand screen assembly including a base pipe, a filtration subassembly disposed about the base pipe, the filtration assembly being removable and replacable on the base pipe as a subassembly, a hollow defined between the filtration subass...  
WO/2018/182796A1
A downhole assembly includes a downhole tool including a degradable-on-demand material including: a matrix material; and, a unit in contact with the matrix material. The unit includes a core including an energetic material configured to ...  
WO/2018/182565A1
A method, a device and a system for activating a running/setting tool are provided. The method includes: 1) detecting a wellbore condition at the running tool, 2) based on a signal from surface equipment received at the running tool, ini...  
WO/2018/182793A1
A multilayered unit includes a core comprising an energetic material and an activator; a support layer disposed on the core; and a protective layer disposed on the support layer, wherein the support layer and the protective layer each in...  
WO/2018/182794A1
A downhole assembly includes a matrix material and a unit in contact with the matrix material. The unit includes a core having an energetic material, an activator disposed in direct contact with the core, and at least one layer disposed ...  
WO/2018/183499A1
A system for generating pressure pulses in drilling fluid includes a concentric drive power section. The power section includes a stator and a rotor rotatably disposed in the stator. The rotor is coaxially aligned with the stator. The sy...  
WO/2018/178053A1
A technique facilitates use of a packer in a borehole or within other tubular structures. The packer may be constructed with a tubing, a metal sealing element mounted around the tubing, and a differential pressure valve system. The metal...  
WO/2018/178765A1
Embodiments of the present disclosure include a system for directing the flow of fluids via a production tree. The production tree extends upwardly from a lower surface to an upper surface and at least partially enclosing an upper sectio...  
WO/2018/175372A2
In a first aspect, a bidirectional formation protection valve includes: a tubular body having an inner diameter defining a fluid flow path therethrough and being adapted to be sealably disposed within a wellbore; an uphole valve disposed...  
WO/2018/170952A1
Disclosed is an oil hydraulic control valve device, comprising a base (1), an oil inlet pipe (2), a pipe body (3), a flange cover (4), a nut (5), a fastening screw (6), an oil pressure meter (7), a switch plug (8), a control valve (9), a...  
WO/2018/172946A1
The present invention relates to the extraction systems in the oil sector, in particular to the equipment intended for the completion of the wells after their drilling; more in particular, the present invention relates to a safety valve ...  
WO/2018/170345A1
A technique facilitates formation of a gravel pack. A well completion is provided to facilitate improved gravel packing during a gravel packing operation and subsequent production. The well completion is constructed to freely return a gr...  
WO/2018/169971A1
A frac-ball for use with a well casing segmentation device and a method of controlling fluid flow through a well casing segmentation device are provided. The frac-ball includes a body having a shell configuration defined by one or more w...  
WO/2018/169825A1
A system includes a support structure that is configured to be positioned at a fixed location relative to a component of a mineral extraction system. The system also includes a drive assembly having a drive motor and a valve attachment, ...  
WO/2018/170500A1
A testable back pressure valve for controlling fluid flow through a bore of a component installed in a well bore is disclosed. The back pressure valve includes a valve body which is configured to be secured in the bore, a flow bore which...  
WO/2018/170331A1
A bottom hole assembly for performing a borehole treatment has a plurality of ported valve housings where the housings have an assembly of shifting sleeves. The first sleeve is shifted uphole to open the port in the housing and lock the ...  
WO/2018/169970A1
A stage cementing tool includes a top sub-assembly; a bottom sub-assembly; a housing that connects the top and bottom sub-assembly and includes a bore therethrough from the top sub-assembly to the bottom sub-assembly, the housing includi...  
WO/2018/161170A1
There is provided a hydrocarbon production process including stimulating a hydrocarbon material-containing reservoir by hydraulic fracturing of the hydrocarbon material-containing reservoir with a treatment material including proppant. T...  
WO/2018/165643A1
Automated choke control apparatus and methods are disclosed herein. An apparatus for automatically controlling a choke valve comprises a controller. The controller is to control a choke position of the choke valve via a first control loo...  
WO/2018/164657A1
A compact flow control module assembly including a multi-piece body having a first body portion (124) having an inlet flow bore (119) and an outlet flow bore (112) and a second body portion (128) having a first flow bore (127), a second ...  
WO/2018/161158A1
There is provided a flow control apparatus configured for integration within a wellbore string disposed within a wellbore extending into a subterranean formation and useable for effecting production of hydrocarbon material by providing f...  
WO/2018/160316A1
A pressure control valve for downhole treatment operations includes a valve body including an inlet, an outlet, and a valve seat. A valve assembly is arranged in the valve body. The valve assembly includes a valve member selectively posi...  
WO/2018/160070A1
A wellhead port plug assembly (100) having a sensor unit (200), a plug (400), a transmitter unit (220) arranged in the sensor unit (200) and comprising a wireless signal transmitter (236), and a receiver unit (600) arranged on the spool ...  
WO/2018/156597A1
A selection of a hydrocarbon well (108a-d) of a hydrocarbon production system is received at a safety logic solver (SLS) (102) for proof testing. Test mode pressure sensors (106) attached to a common header of the hydrocarbon production ...  
WO/2018/152275A1
An intermitter valve for controlling the flow rate and/or pressure of a fluid produced from a well drilled into an oil and gas reservoir includes several seals between a seat connected to the valve body and a sleeve connected to a recipr...  
WO/2018/152121A1
A barrier is provided in a tubular string for opening up the top of the well for drilling or completion applications. In applications where two barriers are required due to regulations a control line actuated safety valve could serve as ...  
WO/2018/145215A1
There is provided an apparatus for controlling flow in a well bore, comprising: a housing defining a fluid passage; a flow control device sealing an outlet of said fluid passage; an actuator for manipulating said flow control device to a...  
WO/2018/147853A1
A system and method to actuate a downhole tool, where the tool can include a body, a closure member and a degradable actuation ring. A profile of the actuation ring can be configured to engage an actuation tool (e.g. shifting tool, ball ...  
WO/2018/148159A1
A system for selectively actuating sliding valves includes a segmented sleeve exhibiting a rocking (or pivoting) function. The rocking allows the bottom end of the sleeve to open wider when the front of a dart is pressed against it, prov...  
WO/2018/148426A1
An array of sliding sleeve valves are uniquely addressable without control lines or wires to open for a treatment and then close and then selectively open for production. The discrete movements employ an available pressure source such as...  
WO/2018/147961A1
A downhole assembly comprises a first article; and a second article having a surface which accommodates a surface shape of the first article, wherein the first article is configured to provide a chemical, heat, or a combination thereof t...  
WO/2018/147857A1
A second mandrel is mounted to a first mandrel and is moveable longitudinally relative to the first mandrel among a plurality of index positions. A first-part magnetic element is coupled to the second mandrel. A plurality of second-part ...  
WO/2018/147860A1
A pressure-activated device is inserted in a string for insertion into a borehole. The pressure-activated device has an indexing mechanism. The pressure-activated device has a piloted check valve that prevents the indexing mechanism from...  
WO/2018/141048A1
A closure arrangement for use on a rotating control device used during managed pressure drilling, said closure arrangement adapted for the installation of a bearing assembly adapted for insertion into a body, said body defining an upper ...  
WO/2018/144495A1
An isolation valve for use with a tubular string includes a tubular housing for connection with the tubular string; a first closure member disposed in the housing and movable between an open position and a closed position; a second closu...  
WO/2018/144669A1
A downhole tool includes a base pipe having an opening formed radially-therethrough. The downhole tool also includes a valve positioned at least partially within the opening. The valve includes a dissolvable insert and an impediment. The...  
WO/2018/140494A1
A safety valve features a flow tube operated flapper for the normal open and closed positions that can be obtained with one or two control lines to a principal operating piston. Pressure applied to the piston moves the flow tube to rotat...  
WO/2018/140986A3
A hydraulic actuator includes a piston housing having a head end and a base end opposite the head end and a drive piston movable between a first piston position proximate to the head end and a second piston position proximate to the base...  
WO/2018/140986A2
A hydraulic actuator includes a piston housing having a head end and a base end opposite the head end and a drive piston movable between a first piston position proximate to the head end and a second piston position proximate to the base...  
WO/2018/136980A1
A downhole manifold assembly includes a manifold body defining a longitudinal axis and having a first end face, a second end face, and an outer surface extending therebetween. A fluid circuit is defined in the manifold body and includes ...  
WO/2018/136846A1
A choke valve for regulating a flow rate, a pressure or other parameters of a fluid flow may comprise a choke cage comprising a passage therethrough and a choke plug slidable within the passage. At least one conduit may pass through a wa...  
WO/2018/135950A1
Autonomous water flow shut off device (4) for preventing production of water in oil production pipes (2) in oil wells (12) comprising a flow pipe (42) fitted with several seals (41, 41 ', 41 ", 41 "') arranged with an axial distance alon...  
WO/2018/130815A1
This invention relates to a magnesium alloy suitable for use as a corrodible downhole article. The magnesium alloy comprises: (a) 11-15wt% Y, (b) 0.5-5wt% in total of rare earth metals other than Y, (c) 0-1wt% Zr, (d) 0.1-5wt% Ni, and (e...  
WO/2018/129620A1
A multifunction blowout preventer has a housing formed from a single piece of material, which has a central bore, a bottom connection, a gate valve section, an integrated ram assembly/flow tee section, and a top connection. The blowout p...  

Matches 1 - 50 out of 3,299