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FLOW CONTROL ASSEMBLY ACTUATED BY PILOT PRESSURE
A flow control assembly can include a pilot-operated valve and a pilot control valve. The pilot-operated valve includes a closure element between inlet port...
FLOW DISTRIBUTION ASSEMBLIES FOR DISTRIBUTING FLUID FLOW THROUGH SCREENS
Embodiments herein include an assembly comprising a base pipe having at least one flow port defined therein; a well screen arranged about the base pipe and in...
DOWNHOLE FLOW CONTROL APPARATUS WITH SCREEN
A flow control apparatus is provided for deployment downhole as part of a wellbore string. The flow control apparatus includes a flow control member having a...
SUBSEA TEST TREE INTERVENTION PACKAGE
A riser intervention system for use with a subsea test tree includes a lower riser package spool, an intermediate spool, and a riser stress joint. The lower...
LANDING STRING COMPENSATOR
Apparatus and methods for compensating a landing string due to movement of a floating rig platform are provided. In one aspect, a compensation system for use...
OPTIMIZING FLOW CONTROL DEVICE PROPERTIES FOR ACCUMULATED LIQUID INJECTION
The disclosed embodiments include a computer implemented method, apparatus, and computer program product that includes executable instructions that when...
OPTIMIZING OIL RECOVERY AND REDUCING WATER PRODUCTION IN SMART WELLS
Systems and methods for optimizing oil recovery and reducing water production in smart wells using integrated reactive/proactive optimization to determine...
SYSTEM FOR PREDICTING AMOUNT OF PRODUCTION AND METHOD FOR PREDICTING
AMOUNT OF PRODUCTION
Provided is a production amount prediction system including: a storage unit which stores a production amount prediction model which is based on resources...
JETTING TOOL FOR BOOSTING PRESSURES AT TARGET WELLBORE LOCATIONS
Well systems including a wellbore lined with a wellbore lining and a pressure booster extendable within the wellbore on a conveyance whereby an annulus is...
MULTILATERAL JUNCTION WITH MECHANICAL STIFFENERS
An example multi-bore junction assembly includes a connector body having an upper end and a lower end, the lower end providing a main bore leg receptacle and a...
HYDRAULIC CONTROL OF DOWNHOLE TOOLS
A tool control mechanism is configured to activate and deactivate a drill string tool by hydraulic action of drilling fluid. The tool control mechanism is...
CRIMPING TO ADJUST FLUID FLOW FOR AUTONOMOUS INFLOW CONTROL DEVICES
Disclosed are wellbore flow control devices that allow on-site field adjustments to flow characteristics. One autonomous inflow control device (AICD) assembly...
Downhole Electrical System
A cooling device for a drilling tool to be used in a wellbore, comprising an inner sleeve that forms a central void, an outer sleeve concentric with the inner...
Valves for Autonomous Activation of Downhole Tools
An autonomous valve includes a fluid-sensitive actuator operable to automatically actuate the valve in response to being exposed to a target fluid. The target...
Downhole Tool Method and Device
A downhole tool (1) method and device, in which the downhole tool (1) is designed to form part of a pipe string (4), and in which a valve (24) is provided with...
A flapper valve includes a valve body having a hinge member. A flapper is pivotally mounted to the valve body through the hinge member. At least one of the...
MULTI-ACTING DOWNHOLE TOOL ARRANGEMENT
A multi-acting downhole tool arrangement (100), (400), (500) includes a tubular (102) and an actuatable sliding member (104), (404), (504) radially disposed...
VARIABLE DIAMETER PISTON ASSEMBLY FOR SAFETY VALVE
Disclosed are subsurface safety valves having a reduced spread between opening and closing pressures. One safety valve includes a housing having a piston bore...
ACTUATION SYSTEM WITH LOCKING FEATURE
A technique facilitates use of an actuator with a locking feature enabling selective locking of the actuator in a desired operational position. For example,...
BACK PRESSURE VALVE
A system in some embodiments includes a back pressure valve configured to mount in a mineral extraction system. The back pressure valve comprises a cylindrical...
WINDOW ASSEMBLY WITH BYPASS RESTRICTOR
In some aspects, a downhole assembly is provided that can include a window joint positioned within a tubular element and a bypass restrictor. The bypass...
DEGRADABLE WELLBORE ISOLATION DEVICES WITH VARYING DEGRADATION RATES
An example downhole tool is disclosed and includes a wellbore isolation device that provides a plurality of components including one or more first components...
WELLBORE ISOLATION DEVICES WITH SOLID SEALING ELEMENTS
An example wellbore isolation device includes a mandrel and one or more solid sealing elements disposed about the mandrel and plastically deformable to seal...
ANNULAR BARRIER WITH PASSIVE PRESSURE COMPENSATION
The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole for...
ANNULAR SEALING FOR USE WITH A WELL
An annular seal having a sealing member and method for use is provided for sealing an item of oilfield equipment. The annular seal has an inner diameter for...
IMPROVED CLOSURE APPARATUS
An apparatus for at least partially closing a throughbore is described. The apparatus comprises an apparatus housing, the apparatus housing defining a...
LIFTING DEVICE AND METHOD
A hydraulic lifting apparatus and a method is described that raises and lowers caps, such as night caps, lift caps, and other similar items, about a cap sub...
A downhole jarring apparatus for use in jarring an object in a bore includes a first jarring portion including a first impact surface and a second jarring...
REMOVAL OF CASING SLATS BY CUTTING CASING COLLARS
A casing cutting tool including a top mandrel operatively coupled to a conveyance; a first retractable wedge operatively coupled to the top mandrel; a jetting...
TRANSVERSE SIDEWALL CORING
A system and method of gathering sample cores from a subterranean formation with coring bit assemblies, where each of the coring bit assemblies retain a sample...
WEIGHT DOWN COLLET FOR A DOWNHOLE SERVICE TOOL
A weight down collet includes a mandrel that provides an outer diameter feature and a shoulder, and a collet sleeve assembly movably disposed about the...
DOWNHOLE LATCH ASSEMBLY
An assembly and method of latching an upper completion mandrel to a lower completion receptacle that is located downhole to prevent or limit movement between...
The invention provides a downhole initiator tool (10, 210, 410, 610) for use in initiating a downhole operation, and a method of use. The downhole initiator...
EXPANDABLE LATCH COUPLING ASSEMBLY
An example latch coupling assembly includes a latch coupling defining an inner latch profile and an expandable sleeve coupled to the latch coupling. A latch...
PACKER RELEASE COMPACTION JOINT
Certain aspects are directed to a device designed to relieve compression in a length of pipe. The device provides a load ring that can absorb and isolate load...
DRILLING FLUID FLOW MEASUREMENT IN AN OPEN CHANNEL FLUID CONDUIT
An example method for determining fluid flow in an open channel fluid conduit may include coupling a sensor assembly to an exterior surface of the open channel...
METHODS AND PROCESSES TO RECYCLE BASE OIL FLUIDS FROM SPENT INVERT
EMULSION DRILLING FLUIDS
Methods and processes for recycling base oils from spent invert emulsion drilling fluids may include frictionally heating a spent drilling fluid that comprises...
SAFETY SYSTEM FOR A CLAMPING TOOL
The present invention relates to a safety system for a gripping device comprising: a clamping tool having a body, at least one bore through the body of the...
AN IMPROVED PIPE GRIPPER
A gripper (1) for gripping a pipe (P) is presented, comprising gripping bodies (101) and holding devices (2), and dies (3), the dies being fastened to...
WELL TOOL CENTRALIZER SYSTEMS AND METHODS
An apparatus and method, usable for centering downhole well tools within a pipe or wellbore, comprises a cylindrical end boss extension, from a distal end of a...
WELL TOOL CENTRALIZER SYSTEMS AND METHODS
An apparatus for, and method of, centering downhole well tools within the wellbore of a pipe comprises at least a pair of discs secured, respectively, to the...
IMPROVED RISER TENSIONER BEARING SYSTEM
A serial bearing (300) for a riser tensioner system is provided. The serial bearing improves lateral and axial load performance when severe side-loads are...
HELICAL DRY MATE CONTROL LINE CONNECTOR
An example dry mate connection assembly includes a clamp guide ring arranged about a wellbore tubing and defining a first axial channel for receiving a first...
A bend stiffener 4 comprising a plurality of beams 5a-g arranged to be disposed around a tubular member 2. A support is provided for connecting the bend...
WELL CASING STOP COLLAR
A stop collar for pipes or shafts is provided for restricting objects from sliding lengthwise along the length of a pipe or shaft. The stop collar is...
DRIVE SHAFT ASSEMBLY FOR DOWNHOLE MUD MOTOR CONFIGURED FOR DIRECTIONAL
A driveshaft assembly comprises a cylindrical upper member, with one end of the upper member being connected to the rotor and an other end of the upper member...
PERCUSSIVE ROCK DRILL BIT WITH OPTIMISED GAUGE BUTTONS
A percussive rock drill bit includes a plurality of peripheral gauge buttons distributed circumferentially around an axially forwardmost collar at the drill...
CONTROLLED BLADE FLEX FOR FIXED CUTTER DRILL BITS
An example drill bit may include a drill bit body and a flexible blade positioned on the drill bit body. The drill bit further may include a cutting element...
ROLLING ELEMENT ASSEMBLIES
A drill bit includes a bit body having one or more blades extending therefrom and a plurality of cutters secured to the one or more blades. One or more rolling...
A drill bit (26), the drill bit (26) comprising: a substantially tubular bit body (30) defining a body proximal end (32) and a substantially longitudinally...