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Fluid Operated

Fluid Operated patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

Related Categories:

Wells


Valves, Closures Or Changeable Restrictors > Fluid Operated



Free flow valve
09/25/14 - 20140284061 - A valve for use with a downhole pump, wherein the valve comprises a single moving part that in a first position forms only a first interface and in a second position forms only a second interface, each interface presenting a barrier that cannot be breached by fluid, whereby the first...

Deepset wireline retrievable safety valve
09/18/14 - 20140262303 - The present invention generally relates to a deepset wireline retrievable safety valve for controlling fluid flow through a production tubing string. In one aspect, a valve for use in a wellbore is provided. The valve includes a housing having a bore. The valve further includes an actuator sleeve movable within...

Downhole vibratory apparatus
07/17/14 - 20140196905 - The present disclosure is for a vibratory downhole rotary apparatus. The apparatus includes a cylindrical hollow body, a stator disposed within the cylindrical hollow body and a rotor disposed within the stator. The apparatus also includes a flow resistance system to vary the resistance of fluid flow through the apparatus...

Method and apparatus for downhole installation of coiled tubing strings
06/26/14 - 20140174749 - A tool for releasably coupling a coiled tubing string to a primary tubing string includes: a tool body for coupling to a downstream end of the primary tubing string, the tool body comprising a locking mechanism for selectively coupling a coiled tubing end joint to the tool body, the locking...

Isolation valve with debris control and flow tube protection
06/19/14 - 20140166295 - The present invention generally relates to an isolation valve with debris control. In one aspect, an isolation valve for use as part of a casing string is provided. The isolation valve includes a housing having a bore and a valve cavity. The isolation valve further includes a valve member movable...

Casing valves system for selective well stimulation and control
04/03/14 - 20140090851 - Casing valves for selective well stimulation and control. A well system includes at least one valve interconnected in a casing string operable via at least one line external to the casing string to selectively control fluid flow between an exterior and interior of the casing string, and the casing string,...

Downhole shutoff tool
03/13/14 - 20140069655 - A downhole drilling valve tool, positioned above the drill bit, which utilizes a ball valve having a through bore for normal flow. The ball valve is operated bidirectionally by a piston driven mechanism between an open position and a closed position. The piston mechanism is responsive to a reference accumulator...

Reclosable multi zone isolation tool and method for use thereof
01/23/14 - 20140020903 - An apparatus for isolating a first zone from a second zone in a subterranean wellbore. The apparatus includes an outer tubular and an inner tubular disposed within the outer tubular forming an annular flow path therebetween that is in fluid communication with the first zone. The inner tubular defines a...

Deep set subsurface safety valve with a micro piston latching mechanism
01/23/14 - 20140020904 - A subsurface safety valve is operable to close a fluid flow path by virtue of an axially movable flow sleeve. The valve includes a recockable actuator and a latch mechanism so that the valve can be moved to a closed position without overcoming the pressure head and frictional forces currently...

Apparatus, systems and methods for bypassing a flow control device
10/24/13 - 20130277059 - A bypass assembly for use in a downhole tool comprises a chamber, a first fluid port in fluid communication with the chamber, a second fluid port in fluid communication with the chamber, a flow restrictor disposed in a first flow path between the first fluid port and the second fluid...

Protection of a safety valve in a subterranean well
10/10/13 - 20130264062 - A safety valve system for use in a subterranean well can include a safety valve protector connected downstream of a safety valve, whereby when closed the safety valve protector reduces a flow rate through the safety valve and prevents displacement of an object through the safety valve protector to the...

Downhole fluid flow control system having a fluidic module with a bridge network and method for use of same
07/25/13 - 20130186634 - A downhole fluid flow control system includes a fluidic module (150) having a bridge network. The bridge network has first and second branch fluid pathways (163, 164) each including at least one fluid flow resistors (174, 180) and a pressure output terminal (178, 184). In operation, the pressure difference between...

Functionalized surface for flow control device
06/27/13 - 20130161018 - Flow control devices can include functionalized surfaces on inner regions of walls. A functionalized surface can include a hydrophilic and/or a hydrophobic material that can affect fluid flowing in a flow path of a wall to facilitate fluid selection by the flow control device. Fluids may be switched in a...

Fluid flow control
06/20/13 - 20130153238 - Fluid flow influencer devices capable of affecting fluid flow for fluid selection are described. Fluid flow influencer devices may affect fluid flowing into a turbulence, such as a vortex, having a structure that is usable to restrict fluid flow in a flow path of a chamber by different amounts based...

Actuator device
06/06/13 - 20130140033 - The present invention relates to a device which can be employed in connection with oil and/or gas wells for the purpose of increasing the well's production. The device comprises an external structure, in which external structure a first and a second pressure-influenced bellows device is mounted, where the first and...

Valve actuating apparatus
04/25/13 - 20130098624 - An actuating apparatus for a downhole valve including a tubular body. The tubular body includes an axial bore that extends through the body. An inlet port extends radially and at least partially through the tubular body. When open, the inlet port is arranged to be in fluid communication with a...

Method and apparatus for controlling fluid flow using movable flow diverter assembly
04/18/13 - 20130092381 - Apparatus and methods for controlling the flow of fluid, such as formation fluid, through an oilfield tubular positioned in a wellbore extending through a subterranean formation. Fluid flow is autonomously controlled in response to change in a fluid flow characteristic, such as density or viscosity. In one embodiment, a fluid...

Valve actuating apparatus
04/11/13 - 20130087341 - An actuating apparatus for a downhole valve including a tubular body, which includes an axial bore that extends through the body. The actuating apparatus also includes an operating member that is adapted to move relative to the tubular body. The movement of the operating member relative to the tubular body...

Valve for a downhole tool
02/21/13 - 20130043032 - A commutating valve for a downhole steering tool. The downhole steering tool has a sleeve which surrounds an annular body which in turn surrounds a driveshaft. A plurality of steering cylinders are located in the annular body and a steering piston is located in each steering cylinder, the steering pistons...

Magnets-based tool for pulsing injected liquid
12/13/12 - 20120312540 - The pulse-tool is used when injecting liquid into a borehole in the ground. When a pulse-valve of the tool opens, liquid passes through from an accumulator to the ground formation, whereby the accumulator pressure falls and the formation pressure rises. When the pulse-valve closes, the accumulator pressure rises and the...

Valve system
12/06/12 - 20120305256 - The present invention relates to a valve system for use in a wellbore, the system comprising a side pocket mandrel and one or more well tools, where the side pocket mandrel (6) comprises an elongated body section (7) provided with connection means (8) at its ends, the elongated body section...

Vortex controlled variable flow resistance device and related tools and methods
11/22/12 - 20120292033 - A vortex-controlled variable flow resistance device ideal for use in a backpressure tool for advancing drill string in extended reach downhole operations. The characteristics of the pressure waves generated by the device are controlled by the growth and decay of vortices in the vortex chamber(s) of a flow path. The...

Subsurface safety valve for high temperature and high pressure wells
08/16/12 - 20120205113 - A subsurface safety valve particularly designed for high temperature and high pressure applications has an improved tubular joint connection that provides for a compliant metal to metal seal without adversely affecting the break out torque. The valve also includes axially extending grooves in the inner surface of the tubular housing...

Valve with removable component
08/16/12 - 20120205114 - A technique facilitates prolonging the useful life of a subsurface valve without requiring replacement of the entire hydraulic chamber housing of the subsurface valve. A removable piston tube is provided and may be inserted into a valve housing of a subsurface valve. The removable piston tube is removably secured within...

Variable flow restrictor for use in a subterranean well
07/19/12 - 20120181037 - A variable flow resistance system for use in a subterranean well can include a flow chamber through which a fluid composition flows, the chamber having at least one inlet, an outlet, and at least one structure spirally oriented relative to the outlet, whereby the structure induces spiral flow of the...

Variable flow restrictor for use in a subterranean well
03/01/12 - 20120048563 - A variable flow resistance system for use in a subterranean well can include a flow chamber through which a fluid composition flows, the chamber having at least one inlet, an outlet, and at least one structure spirally oriented relative to the outlet, whereby the structure induces spiral flow of the...

Method and apparatus for controlling fluid flow using movable flow diverter assembly
11/03/11 - 20110266001 - Apparatus and methods for controlling the flow of fluid, such as formation fluid, through an oilfield tubular positioned in a wellbore extending through a subterranean formation. Fluid flow is autonomously controlled in response to change in a fluid flow characteristic, such as density or viscosity. In one embodiment, a fluid...

Self centering downhole float valve for vertical and lateral wells
08/11/11 - 20110192608 - A float valve with upper and lower valve bodies having axial flow there through and valve member having angular trailing edges at a swept back angle for providing a seating surface and a stem axially extending from the valve member. The stem having multiple supporting surfaces arranged cylindrically and having...

Multi-acting circulation valve
03/03/11 - 20110048723 - A fracturing and gravel packing tool has features that prevent well swabbing when the tool is picked up with respect to a set isolation packer. An upper or multi-acting circulation valve allows switching between the squeeze and circulation positions without risk of closing the low bottom hole pressure ball valve....

Alternating flow resistance increases and decreases for propagating pressure pulses in a subterranean well
02/24/11 - 20110042092 - A method of propagating pressure pulses in a well can include flowing a fluid composition through a variable flow resistance system which includes a vortex chamber having at least one inlet and an outlet, a vortex being created when the fluid composition spirals about the outlet, and a resistance to...

Dual acting rod piston control system
12/16/10 - 20100314120 - A downhole tool is hydraulically actuated through a control system that features rod piston(s) that are double acting. The piston bore is in a single housing component with an annular cavity that provides access to all piston bores to move the pistons in a first direction. The housing component that...

Stealth orifice
08/26/10 - 20100212908 - The present invention regards a surface controlled device designed for injection of fluids in a well bore, typically Man offshore well bore for petroleum production and gas injection/gas lift system for fluid injection. The device comprises a outer hollow housing (1) with at least one inlet and outlet and an...

System and method for controlling flow in a wellbore
06/10/10 - 20100139923 - A technique enables control over flow in a wellbore with a flow control system. In some cases, the flow control system may comprise a flapper device, an isolation assembly, and an actuation assembly. The flapper device may be configured to rotate within an approximate angular range from 15° to 75°...

Fluid logic tool for a subterranean well
04/15/10 - 20100089587 - An operating tool uses programmed fluid logic provided by use of flow paths including pre-determined spaced ports and varying orifice sizes to provide discreet pressures and fluid flow rates upon pressure differential sensitive devices, such as a membrane or piston, in operative communication with an operative sleeve to manipulate one...

Tool using outputs of sensors responsive to signaling
01/28/10 - 20100018714 - An apparatus for use in a wellbore includes a tool string and a plurality of sensors, which include at least a first sensor to detect pressure signals in an inner conduit of the tool string and at least a second sensor to detect pressure signals in an annulus outside the...

Apparatus and method for controlling water in-flow into wellbores
12/10/09 - 20090301726 - An apparatus for controlling a flow of a formation fluid is provided that in one embodiment may include a tubular with one or more fluid flow passages and a flow control device formed from a particulate and a hydrophilic material, the flow control device being adjacent to the tubular and...

Apparatus and method for recovering fluids from a well and/or injecting fluids into a well
12/10/09 - 20090301727 - Methods and apparatus for diverting fluids either into or from a well are described. Some embodiments include a diverter conduit that is located in a bore of a tree. The invention relates especially but not exclusively to a diverter assembly connected to a wing branch of a tree. Some embodiments...

Apparatus and method for recovering fluids from a well and/or injecting fluids into a well
12/10/09 - 20090301728 - Methods and apparatus for diverting fluids either into or from a well are described. Some embodiments include a diverter conduit that is located in a bore of a tree. The invention relates especially but not exclusively to a diverter assembly connected to a wing branch of a tree. Some embodiments...

Method and apparatus for continuously injecting fluid in a wellbore while maintaining safety valve operation
11/12/09 - 20090277643 - The present disclosure is directed to a wellbore injection system. The wellbore injection system comprises a capillary fluid flow path positioned in a subsurface wellbore so as to allow fluid communication through the wellbore, the wellbore having a wellbore pressure. A receptacle is in fluid communication with a second fluid...

Valve, core sampling apparatus and method
10/15/09 - 20090255679 - A selectively operable downhole valve for use with core sampling apparatus, the valve comprising a throughbore through which a first body may pass, and an obstructing member which is capable of selectively obturating the throughbore, the obstructing member being arranged to open or close the throughbore by movement of the...

Radial flow valve
09/17/09 - 20090229828 - A radial flow valve is disclosed which includes a plurality of flow openings, a first piston and a second piston, the first and second pistons being independently actuable relative to one another, and a sleeve operatively coupled to the second piston, the sleeve adapted to be positioned so as to...

Blowout preventer having modified hydraulic operator
07/23/09 - 20090183880 - A blowout preventer for use in the oil and gas industry having a single modified, dual-acting hydraulic operator per door, comprising a reconfigured adapter. The reconfigured adapter comprises a body having a longitudinal bore, a plurality of hydraulic fluid passageways therethrough, and is slidably received by the blowout preventer....

Controller for a hydraulically operated downhole tool
06/25/09 - 20090159290 - A hydraulic control system can be used on a downhole choke and has the feature of moving a travel stop for a sliding sleeve using discrete j-slot mechanisms for selectively moving the stop in either one of two opposed directions. The valve can be incrementally opened further with pressure cycling...

Actuating mechanism
05/21/09 - 20090126936 - An actuating mechanism (111) comprising an inner member (113) and an outer member (115) axially slidable relative to each other, the inner and outer members (113, 115) cooperating to define an internal passage (117) for the flow of a fluid therethrough. The inner member (113) being configured such that upon...

Density actuatable downhole member and methods
05/07/09 - 20090114395 - Disclosed herein is an actuatable downhole member. The actuatable downhole member includes, a downhole member with a selected density, the selected density being comparable to an anticipated downhole fluid density such that a difference in the density of the downhole member and the density of the downhole fluid creates a...

In-flow control device utilizing a water sensitive media
04/16/09 - 20090095484 - An apparatus for controlling fluid flow into a tubular includes an in-flow control device having a plurality of flow paths; and a reactive media disposed in each of the flow paths. The reactive media may change permeability by interacting with a selected fluid such as water. Two or more of...

Novel activating mechanism for controlling the operation of a downhole tool
04/02/09 - 20090084555 - An activating mechanism for controlling the operation of a downhole tool in a drill string and which is intended to be housed in a portion of the drill string upstream of the downhole tool, in which: the activating mechanism has a first mode in which it allows through-flow of drilling...

Distortion compensation for rod piston bore in subsurface safety valves
03/26/09 - 20090078423 - Piston bore distortions in a sub-surface safety valve are reduced or eliminated when valve body is subjected to high working pressures. In one embodiment, a piston is disposed in a sleeve that is disposed in a piston bore. The bore can distort but the sleeve within will not distort to...

Lubricator valve
03/12/09 - 20090065212 - A lubricator valve assembly adapted for connection in a pipe string for use in a well includes a tubular valve body having a bore formed longitudinally therethrough; a valve seat connected to the valve body and in communication with the bore; a valve element mounted in the bore and rotatable...

Downhole valve assembly, actuation device for a downhole valve assembly and method of controlling fluid flow downhole
03/12/09 - 20090065213 - A downhole valve assembly including a valve mounted in a tubular body, the valve moveable between an open and closed position. Movement is achieved by a fluid operated valve actuation mechanism located downhole of the valve having a fluid inlet port located uphole of the valve. A method of controlling...

Ball seat having fluid activated ball support
02/19/09 - 20090044946 - Apparatuses for closing a well conduit comprise a housing having a longitudinal bore and a seat disposed within the bore. A chamber is disposed within the housing and includes a plug element support member, such as ram or piston, operatively associated within the chamber. The plug element support member has...