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US20120279722 |
TUBULAR SEATING SYSTEM AND METHOD OF SEATING A PLUG
A tubular seating system includes a seat disposed at a deformable first tubular which is sealable with a plug such that pressure is buildable thereagainst. A second tubular in operable... |
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US20080223586 |
BALL RELEASE PROCEDURE AND RELEASE TOOL
A ball release tool includes: a tubular body including an upper end, a lower end, an inner bore defined by an inner wall surface and extending from the upper end to the lower end; a pocket in the... |
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US20140096963 |
FLOW RESTRICTOR FOR USE IN A SERVICE TOOL
A system, apparatus, and method for gravel packing a wellbore are provided. The system includes a service tool extending through a packer that isolates a proximal annulus of the wellbore from a... |
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US20110067888 |
PLUG COUNTER AND METHOD
A plug counter including a j-slot sleeve; a helix sleeve in operable communication with the j-slot sleeve such that axial movement of the j-slot sleeve causes rotational movement of the helix... |
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US20090101334 |
MULTILAYERED BALL SEALER AND METHOD OF USE THEREOF
A multilayered ball sealer having a deformable layer. The multilayered ball sealer has an outer or intermediate layer that is deformable under pressure. In the former, the deformable layer may be... |
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US20130037276 |
EXTERNALLY ADJUSTABLE INFLOW CONTROL DEVICE
A flow regulating system can include multiple flow restrictors, at least one of which selectively restricts flow between an interior of a tubular string and an external annulus, a plug which... |
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US20130105141 |
Stuffing Box for a Fluid Production Well, and Associated Surface Assembly
This stuffing box (46) defines a circulation passage (66) of a cable working line (28), a packer (70), and a back-pressure resistant valve (74). The passage (66) extends between an upstream end... |
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US20140014371 |
EXPANDABLE DOWNHOLE SEAT ASSEMBLY
A technique includes deploying a seat assembly having a plurality of segments into a tubing string installed in a well and expanding the seat assembly at a downhole location in the well to secure... |
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US20120097394 |
MODULAR DART LAUNCHING VALVE
The present invention relates in general to equipment for servicing subterranean wells and in particular to a cementing head that is intended to drop a combination of darts, balls, bombs and... |
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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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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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US20150167424 |
Deformable Plug and Seal Well System
A well system includes a drop plug element and an internal plug seat in an internal flow path of a well tubing. At least one of the plug seat or the drop plug element includes a polymer that is... |
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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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US20140083717 |
HIGH-MOLECULAR-WEIGHT POLYGLYCOLIDES FOR HYDROCARBON RECOVERY
A tool having a high-molecular weight Polyglycolides such as polyglycolic acid (PGA) may be used in downhole hydrocarbon recovery applications. Advantageously, PGA tools do not need to be drilled... |
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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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US20130233564 |
SEGMENTED SEAT FOR WELLBORE SERVICING SYSTEM
Disclosed herein is a segmented seat for use in wellbore servicing systems, comprising an annular-shaped seat with an upward facing surface for receiving an obturator, the seat defining a central... |
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US20150159462 |
Internally Degradable Plugs for Downhole Use
Plugs for deployment downhole include a body composed of a first material and include an activating element disposed internally in the body. The activating element has an agent configured to... |
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US20140345852 |
LANDING COLLAR
A landing collar having a housing, a first sleeve configured to receive a lead wiper plug, and a latching mechanism configured to couple the first sleeve to an inner wall of the housing. The... |
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US20070044958 |
Well Operating Elements Comprising a Soluble Component and Methods of Use
Well operating elements are described, one embodiment comprising a first component that is substantially non-dissolvable when exposed to a selected wellbore environment and a second component that... |
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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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US20130284425 |
Dissolvable Tool
A dissolvable tool includes, a body with a surface having at least one perforation therethrough, the at least one perforation being dimensioned to control a rate of intrusion of an environment... |
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US20140284063 |
ISOLATION DEVICES HAVING A NANOLAMINATE OF ANODE AND CATHODE
A wellbore isolation device comprising: a nanolaminate, wherein the nanolaminate comprises two or more layers of a first material and two or more layers of a second material, wherein the first... |
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US20130264049 |
PLUG COUNTER AND DOWNHOLE TOOL
A plug counter including a housing sized to receive and pass plugs. A helix sleeve rotatably positioned relative to the housing. The helix sleeve including a helical track having a plurality of... |
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US20130175053 |
DOWNHOLE PLUG DROP TOOL
A plug drop tool, including a body defining a chamber, a plug initially housed in the chamber and a member disposed with the body. The member is actuatable for selectively enabling communication... |
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US20150075773 |
Oil Well Plug and Method of Use
A frac plug is configured to seal a bore of a pipe of a downhole well. The frac plug comprises a generally cylindrical plug member comprising a glass body. The glass body may be tempered or... |
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US20110061856 |
TUBULAR SEAT AND TUBULAR ACTUATING SYSTEM
A pluggable seat includes, a first portion, positionable within a tubular, that is receptive to a runnable member seatable thereagainst, a second portion positioned downstream of the first... |
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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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US20120318513 |
CORRODIBLE DOWNHOLE ARTICLE AND METHOD OF REMOVING THE ARTICLE FROM DOWNHOLE ENVIRONMENT
A method of removing a corrodible downhole article having a surface coating includes eroding the surface coating by physical abrasion, chemical etching, or a combination of physical abrasion and... |
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US20130160992 |
DISSOLVABLE TOOL
A dissolvable tool includes a body having at least one stress riser configured to concentrate stress thereat to accelerate structural degradation of the body through chemical reaction under... |
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US20130062063 |
COMPLETING A MULTI-STAGE WELL
A technique includes running a seat assembly on a conveyance line into a tubing string, which has previously been installed in a well. The seat assembly includes a seat, which is adapted to... |
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US20150101801 |
SYSTEM AND METHOD FOR SEALING A WELLBORE
A method of pressure testing a wellbore during a cementing operation includes positioning a tubular within a wellbore, the tubular including a collar assembly at a distal end of the tubular;... |
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US20140196899 |
DEGRADABLE BALL SEALER
High strength, degradable ball sealer for temporarily sealing off lower zones in a wellbore from the flow of a fluid injected into the well. The degradable ball sealer may also seal openings... |
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US20120085538 |
METHOD AND APPARATUS FOR DEPLOYING AND USING SELF-LOCATING TITLE OF THE INVENTION DOWNHOLE DEVICES
A technique that is usable with a well includes deploying a plurality of location markers in a passageway of the well and deploying an untethered object in the passageway such that the object... |
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US20110277989 |
CONFIGURABLE BRIDGE PLUGS AND METHODS FOR USING SAME
An insert for a downhole plug for use in a wellbore is provided, comprising a body having a bore at least partially formed therethrough, wherein one or more threads are disposed on an outer... |
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US20150101797 |
DOWNHOLE TOOL AND METHOD OF USE
A downhole tool useable for isolating sections of a wellbore, the downhole tool including a setting sleeve; and a mandrel further comprising a first end and a second end. The second end includes a... |
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US20140076571 |
DOWNHOLE TOOLS HAVING NON-TOXIC DEGRADABLE ELEMENTS
Downhole tools for use in oil and gas production which degrade into non-toxic materials, a method of making them and methods of using them. A frac ball and a bridge plug comprised of polyglycolic... |
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US20140027127 |
DOWNHOLE TOOLS HAVING NON-TOXIC DEGRADABLE ELEMENTS
Downhole tools for use in oil and gas production which degrade into non-toxic materials, a method of making them and methods of using them. A frac ball and a bridge plug comprised of polyglycolic... |
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US20140318769 |
Systems and Methods for Surface Detection of Wellbore Projectiles
Disclosed are systems and methods for positively identifying wellbore projectiles introduced downhole. One well system includes at least one wellbore projectile configured to be introduced into a... |
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US20120168163 |
METHOD AND APPARATUS FOR COMPLETING A MULTI-STAGE WELL
An apparatus includes a string that extends into a well and a tool that is disposed in the string. The tool is adapted to form a seat to catch an object communicated to the tool via a passageway... |
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US20110100647 |
Tubular Actuator, System and Method
A tubular actuating system includes a tubular, a plurality of same plugs runnable within the tubular, an actuator disposed within the tubular, and a seatable member disposed at the actuator... |
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US20130133878 |
Setting Subterranean Tools with Flow Generated Shock Wave
A circulation sub is provided that has a ball seat and a circulation port that is closed when a ball is landed on the seat. An axial passage directs the pressure surge created with the landing of... |
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US20120152525 |
LOW PROFILE, HIGH CAPACITY BALL INJECTOR
An injector spool supports a plurality of ball injector assemblies having respective ball cartridges adapted to load one frac ball at a time into a ball chamber of a ball launcher of the... |
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US20140190685 |
DOWNHOLE TOOLS HAVING NON-TOXIC DEGRADABLE ELEMENTS AND METHODS OF USING THE SAME
Downhole tools for use in oil and gas production which degrade into non-toxic materials, a method of making them and methods of using them. A frac ball and a bridge plug comprised of polyglycolic... |
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US20120261115 |
BALL SEAT HAVING BALL SUPPORT MEMBER
Apparatuses for restricting fluid flow through a well conduit comprise a tubular member having an inner wall surface defining a bore and a seat in sliding engagement with the inner wall surface.... |
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US20120145379 |
BOTTOM SET DOWNHOLE PLUG
A plug for isolating a wellbore. The plug can include a body having a first end and a second end, wherein the body is formed from one or more composite materials and adapted to receive a setting... |
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US20120145378 |
BOTTOM SET DOWNHOLE PLUG
A plug for isolating a wellbore. The plug can include a body having a first end and a second end, wherein the body is formed from one or more composite materials and adapted to receive a setting... |
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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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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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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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US20120279700 |
CONFIGURABLE DOWNHOLE TOOLS AND METHODS FOR USING SAME
An insert for a downhole plug for use in a wellbore is provided. The insert can include a body having a bore formed at least partially therethrough. One or more threads can be disposed on an outer... |