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US20080041580 |
AUTONOMOUS INFLOW RESTRICTORS FOR USE IN A SUBTERRANEAN WELL
Autonomous flow restrictors for use in a subterranean well. An apparatus is disclosed for use in a well wherein both oil and gas are produced. The apparatus includes multiple flow blocking members... |
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US20120181032 |
DISINTEGRATING BALL FOR SEALING FRAC PLUG SEAT
A composition for a ball that disintegrates, dissolves, delaminates or otherwise experiences a significant degradation of its physical properties over time in the presence of hydrocarbons and... |
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US20080041581 |
Apparatus for controlling the inflow of production fluids from a subterranean well
A fluid flow control apparatus (100) for controlling the inflow of production fluids from a subterranean well includes a fluid discriminator section (104) and a flow restrictor section (106) that... |
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US20160130906 |
DESTRUCTIBLE FRAC-BALL AND DEVICE AND METHOD FOR USE THEREWITH
A destructible frac-ball is provided that includes a body and a rupture mechanism, and a method for selectively initiating fluid flow within a casing segment is provided that utilizes one or more... |
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US20150129239 |
DEGRADABLE PACKING ELEMENT
A packing apparatus including at least one sealing surface formed from a degradable material. The degradable material may be a biodegradable polymer such as polyglocolic acid, polylactic acid, or... |
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US20160040508 |
Catching Apparatus
A downhole catching apparatus (20) comprises a plurality of radially moveable seat members (26) arranged circumferentially around a longitudinal axis, wherein the seat members are moveable between... |
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US20140367083 |
MODULAR CHANGEABLE FRACTIONATION PLUG
A modular changeable fractionation plug for use in a wellbore with a crown engagement and a plug receiving end formed on a mandrel which is adapted to be a caged ball configuration, a drop ball... |
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US20130213646 |
APPARATUS AND METHODS FOR WELLBORE COMPLETION
A bottomhole assembly deployable into a wellbore on coiled tubing and which has at least a casing collar locator, a fluid-delivery apparatus for delivery treatment fluid and a sealing element,... |
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US20140251594 |
Millable Fracture Balls Composed of Metal
A ball is used for engaging in a downhole seat and can be milled out after use. The ball has a spherical body with an outer surface. An interior of the spherical body is composed of a metallic... |
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US20120073827 |
DOWNHOLE CATCHER FOR AN ACTUATING BALL AND METHOD
A ball catching device has been invented that catches an actuator ball used in a wellbore to actuate a downhole tool. The device catches the ball downhole as it begins to flow back with fluids... |
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US20130098600 |
Manufacturing Technique for a Composite Ball for Use Downhole in a Hydrocarbon Wellbore
A system and method for a composite ball for use downhole in a hydrocarbon wellbore, the composite ball having: a core; a fiber structure arranged around the core, wherein the fiber structure has... |
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US20140110112 |
Erodable Bridge Plug in Fracturing Applications
In order to overcome the need to remove each packer after a plug and perforate operation in order to produce a well it is desirable to utilize an erodible packer that may allow one way flow. An... |
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US20130319668 |
PUMPABLE SEAT ASSEMBLY AND USE FOR WELL COMPLETION
An assembly and process for fracturing, stimulating and producing a wellbore having a plurality of oil or gas producing zones is provided comprising introducing into the well the pumpable seat... |
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US20120234538 |
COMPOSITE FRAC BALL
Herein disclosed is a frac ball comprising three orthogonal axes x, y, and z; wherein the frac ball has approximately equal strength in each direction of the three axes x, y, and z. In an... |
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US20080041582 |
Apparatus for controlling the inflow of production fluids from a subterranean well
A flow control apparatus (100) for controlling the inflow of production fluids into an interior passage (118) of a tubular member (116) in a wellbore includes a flow restrictor (104) positioned in... |
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US20150308213 |
METHOD AND APPARATUS FOR CATCHING DARTS AND OTHER DROPPED OBJECTS
A dart or other dropped object having a rigid nose is dropped or launched down hole, typically during cementing operations, until it lands on a resilient seat within a dart catcher receptacle. By... |
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US20150068771 |
Downhole Ball Dropping Systems and Methods
A downhole ball dropping system operable to be positioned in a well. The system includes a tool string having a flow path. A ball dropper assembly is interconnected in the tool string. The ball... |
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US20150068772 |
Downhole Ball Dropping Systems and Methods with Redundant Ball Dropping Capability
A downhole ball dropping system operable to be positioned in a well. The system includes a tool string having a flow path. First and second ball dropper assemblies are interconnected in the tool... |
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US20100155055 |
DROP BALLS
A drop ball for use in wellbore activities, such as wellbores in oil and gas drilling, completion and/or production activities comprising a generally spherical body, the spherical body carrying at... |
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US20160047195 |
Wellbore Plug Isolation System and Method
A wellbore plug isolation system and method for positioning plugs to isolate fracture zones in a horizontal, vertical, or deviated wellbore is disclosed. The system/method includes a wellbore... |
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US20150308229 |
Downhole Apparatus and Method
A downhole apparatus (10) for use in activating a downhole tool (T). The apparatus (10) comprises a seat (18) configured to receive an object, such as a ball (16). The seat (18) comprises a convex... |
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US20140332231 |
DOWNHOLE ACTUATION BALL, METHODS AND APPARATUS
An actuation ball for a downhole tool, the actuation ball includes a ball body having an outer surface defining a seating surface with a substantially circular shape in section encircling an axis... |
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US20150184486 |
SACRIFICIAL ISOLATION BALL FOR FRACTURING SUBSURFACE GEOLOGIC FORMATIONS
An embodiment of a fracking ball cooperates with a ball seat to isolate a well first portion of an earthen well drilled into the earth's crust from a well second portion and comprises an interior... |
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US20160168942 |
DEPLOYABLE BAFFLE
A deployable baffle apparatus installed in a casing to isolate sections of a wellbore during stimulation treatments. The deployable baffle is inserted and positioned within a wellbore by a setting... |
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US20170130536 |
SHOE FOR A TUBULAR ELEMENT IN A WELLBORE
A well casing or liner shoe (10) comprises a partially of fully openable central fluid channel (13) which is connected to at least one small width nozzle (46) and an additional large width fluid... |
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US20160084035 |
Packer Bridge Plug with Removable/Dissolvable Ball Seat
A packer tool is provided having a moveable, resizeable or dissolvable ball seat. In the process of fracking, it is expensive to run tools into and out of the well. It is therefore desirable to... |
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US20110303422 |
LOW IMPACT BALL-SEAT APPARATUS AND METHOD
An apparatus for restricting fluid flow includes: a ball receiving element disposed in a first fluid conduit and configured to receive a ball that has been advanced through the first fluid conduit... |
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US20120261140 |
DEVICES FOR REDUCING BALL IMPACT INTO BALL SEATS AND METHODS OF REDUCING BALL IMPACT INTO BALL SEATS
Seats for receiving a plug member comprise a tubular member having a seat disposed therein and a fluid flow reduction member that reduces the velocity of the fluid flowing through the tubular... |
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US20110303418 |
METHOD AND APPARATUS FOR REDUCING IMPACT FORCE IN A BALL-SEAT ASSEMBLY
A method of restricting fluid flow includes: releasing a ball into a fluid conduit and receiving the ball in a ball receiving element disposed at the fluid conduit and at least partially... |
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US20160177657 |
HIGH-STRENGTH, LOW SPECIFIC GRAVITY, FRACTURING BALLS
A fracturing ball comprises: a metal or a metal alloy, wherein the fracturing ball is a shell having an outer diameter and an inner diameter, wherein the fracturing ball has a desired specific... |
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US20160177656 |
DECELERATOR DEVICE FOR BALL ACTIVATED DOWNHOLE TOOLS
A decelerator device (210), or shock absorber, for slowing the speed of a moving ball (106) approaching a ball seat (104) anchored in a tool (102) in a pipe string (200) of a subterranean well... |