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Patent Searching and Data


Matches 1 - 50 out of 3,416

Document Document Title
WO/2018/236368A9
Systems and method for injection a chemical into a wellbore. A chemical injection system may comprise a first valve, a chemical line, a pilot line, an injection line, and a backflow prevention valve disposable in the injection line. A pr...  
WO/2019/099990A1
A reverse circulation debris cleanup tool has a pressure control valve that closes up a passage through the body based on a sensed well condition to help pressure control the well when rams close around the tool to isolate the surroundin...  
WO/2019/099128A1
A valve includes a piston, a flow tube, and a coupling transferring longitudinal movement between the piston and flow tube and enabling rotational movement of the flow tube with respect to the piston. The coupling includes a connector an...  
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...  
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...  
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 ...  
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...  
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 ...  
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...  
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...  
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...  
WO/2019/094106A1
A composite plug (300) for sealing a well includes a mandrel (204) having an internal bore (202), the mandrel having a first end (204A) and a second end (204B), opposite to the first end, and the bore (202) extending from the first end (...  
WO/2019/094170A1
Example of the present disclosure relate to a bridge plug. More specifically, embodiments are directed towards a bridge plug with a flapper, wherein the flapper is configured to set and unset based on a pressure differential and/or fluid...  
WO/2019/089198A1
A setting tool (402) for setting a plug in a well, the setting tool (402) including a body (404) extending along a longitudinal axis X; a rod (408) extending along the longitudinal axis of the body (404), from an upstream end (402B) to a...  
WO/2019/089230A1
A swinging device for spectacle blinds where the swinging device includes a case having a pair of side members connected to a bottom member and first and second shafts rotatably connected to the case. A first gear mounted on the first sh...  
WO/2019/089272A1
A chemical injection valve can include a valve stem reciprocably disposed relative to a primary seal, and a variable flow restrictor upstream of the primary seal relative to a direction of flow through the chemical injection valve. The v...  
WO/2019/088849A1
Stimulation sleeve (1) for well intervention in a subterranean wellbore, comprising:a housing (10) having a through channel (11) with a first end (11a) and a second end (11b), and one or more flow ports (14), and a sliding sleeve (13) di...  
WO/2019/083377A1
A drill string safety valve device (1) has a body (2) with a through-going flow bore (25) and connectors (3, 4) at respective ends (19, 18) for connection to tubulars, such as pipe joints. A valve member (7; 29) is movably arranged in sa...  
WO/2019/083376A1
A well tool device (1) comprising a housing (10) having a through channel (11) with a first end (11a) and a second end (11b), said housing (10) further comprises a breakable ball seat (15), wherein a drop ball (17) received in the ball s...  
WO/2019/083622A1
A rotary steerable tool used for directional drilling include a housing, at least one external director, and at least one valve. The external director is hydraulically movable to an extended condition relative to the housing, and the val...  
WO/2019/078821A1
A fluid flow control device can include an inlet port and an outlet port. The fluid flow control device can also include a rotatable component for rotating about an axis in response to fluid flow from the inlet port. A float component po...  
WO/2019/078991A1
The present disclosure relates to methods and systems for controlled delivery of unknown fluids that safely and efficiently removes entrained gas from unknown fluids in the wellbore and/or marine riser. A control system automatically con...  
WO/2019/079404A1
A pollution control valve is provided for a stuffing box of a pump system. The pollution control valve includes a body having an internal bore configured to receive a drive shaft of the pump system. The body includes a sealing pocket tha...  
WO/2019/079447A1
A pollution control valve is provided for a stuffing box of a pump system. The pollution control valve includes a body having an internal bore configured to receive a drive shaft of the pump system. The pollution control valve includes a...  
WO/2019/073200A1
A downhole apparatus (10) comprises a housing (12), a seat (20) mounted in the housing (12) and configured to receive an object (22) such that the object may engage and axially move the seat (20) to operate the downhole apparatus (10), a...  
WO/2019/072728A1
The invention relates to an electrohydraulic system having an adjustment apparatus (1) for a valve (2), having a drive device (3), an actuating device (4) and a pre-tensioning device (5), wherein, in the event of a malfunction, the energ...  
WO/2019/074592A1
A valve arrangement including a housing having a port, a closure member defining a bore, the bore being of a smaller flow area than an adjoining flow area to produce a lower pressure in flowing fluid therein than pressure in fluid flowin...  
WO/2019/070360A1
A flapper valve system including a valve body having a valve seat, and a flapper base connected to the valve body. The flapper base supports a flapper selectively positionable on the valve seat. A flapper sleeve includes a first end arra...  
WO/2019/036732A3
Embodiments of the present disclosure include a test dart for wellbore pressure isolation. The test dart includes a body extending from a first end to a second end, the body having a bore extending therethrough, a diameter of the bore be...  
WO/2019/070359A1
A ball drop two stage valve includes a tubular having a body defined by an outer surface and an inner surface that defines a fluid flow path. A stimulation port is formed in the body. The stimulation port extends through the body. At lea...  
WO/2019/063973A1
A well (10) in a geological structure, the well (10) comprising a first casing string (12a) with a second casing string (12b) partially inside, and a third casing string (13c) partially inside the second casing string (12b). A first inte...  
WO/2019/063974A1
A well (10) in a geological structure (11), the well (10) comprising: a first casing string (12a) and a second casing string (12b) inside the first casing string (12a) and defining a first inter-casing annulus (14a) therebetween. A wirel...  
WO/2019/067142A1
An insert safety valve system includes a valve body including a valve member. The valve body includes a central passage and a flow path arranged radially outwardly of the central passage. A release sub is coupled to the valve body. The r...  
WO/2019/067012A1
Embodiments disclosed herein describe fracturing methods and systems, wherein pressure differentials and fluid flow rates may be utilized to stimulate multiple zones, sleeves, or ports with the same tool.  
WO/2019/063985A1
A flow control tool (14) for controlling the flow of fluid in a wellbore (10) is disclosed. The tool comprises a hollow body (26) defining a through-bore (28) and at least one flow port (30) extending through a wall (31) of the body for ...  
WO/2019/064008A1
An apparatus (10) for controlling water production in a wellbore (B) comprises a body in the form of a base pipe (12), the base pipe (12) having an axial flow passage in the form of axial throughbore (14) and a lateral flow passage in th...  
WO/2019/066947A1
Hydraulic diverter is disclosed that makes it possible to use a single hydraulic control line to operate a flow control device. The hydraulic diverter diverts fluid from the hydraulic control line alternately first to one fluid compartme...  
WO/2019/063311A1
The present invention relates to hydrocarbon well fluid manifold module (1) with a manifold module housing (9) having a transversal bore terminating in a longitudinal bore (3) in fluid connection with the transversal bore (6). One or mor...  
WO/2019/067921A1
Wireline valves with internal tool trap flappers are provided. In one embodiment, a wireline valve includes a main body with a bore sized to allow a downhole tool to pass through the main body of the wireline valve and a flapper position...  
WO/2019/063972A1
A method of controlling a well in a geological structure, the well comprising: a first casing string (12a), and a second casing string (12b) at least partially inside the first casing string thus defining a first inter-casing annulus the...  
WO/2019/059780A1
The invention concerns an inflow assembly for use in a subterranean well, which inflow assembly is arranged to prevent one or more fractions of the produced medium from entering the production tubing, and comprises at least one chamber (...  
WO/2019/058210A1
The present invention relates to a lower stack assembly (1) of a blowout preventer (10) for a hydrocarbon extraction well, at least one safety function (2) which can be hydraulically activated to rapidly cut off of a pipeline section, at...  
WO/2019/053431A1
A valve apparatus (30), such as a downhole valve apparatus, comprises a housing (32) having a flow path (34) therein and a valve member (40) mounted within the housing and being operable between closed and open configurations to control ...  
WO/2019/047873A1
Disclosed are a fluid separating device, a hoistway structure, and a petroleum or natural gas production method. By means of a fluid separating device (010) and a hoistway structure (020), the requirements for the intensity of a hitting ...  
WO/2019/050684A1
Example of the present disclosure relate to frac sleeve with set of inner sleeves that allow selective open and close of such sleeves, where clusters of the same frac sleeves to be treated top to bottom.  
WO/2019/050810A1
A method for operating a ram in a well pressure control apparatus includes communicating a control signal to at least one of a rotary motor and a source of pressurized fluid to operate at least one of the motor and the source of pressuri...  
WO/2019/023563A3
A water separation apparatus for downhole in a wellbore, comprising: a tubular housing comprising a collection of apertures to receive an emulsified mixture comprising liquid hydrocarbons and water from an oil reservoir through wellbore ...  
WO/2019/040212A1
A downhole tool and a tool assembly, of which the downhole tool includes an expandable sleeve defining a bore extending axially therethrough, a first swage positioned at least partially within the bore and including a valve seat configur...  
WO/2019/040231A1
A shifting tool can include a flow restrictor outwardly extendable in a well. A method can include flowing a fluid through a flow restriction, thereby creating a pressure differential and, in response, shifting a closure member while the...  
WO/2019/038643A1
A device, and a method for mitigating annular pressure buildup in a wellbore casing annulus of an oil or gas well. The device for mitigating annular pressure buildup comprises: - a tubular member (6) comprising an outer side, - a chamber...  

Matches 1 - 50 out of 3,416