Patent application number | Description | Published |
20080217860 | Method for reducing extrusion of sealing elements - A sealing element includes an elastomeric matrix; a plurality of incorporants embedded in the matrix. | 09-11-2008 |
20080296019 | Completion Method for Fracturing and Gravel Packing - In one embodiment telescoping members are extended to bridge an annular gap either before or after it is cemented. Some of the telescoping members have screens and others have flow passages that can be selectively opened with associated valves to frac an interval in any order desired. The valves are then closed after the frac job and the other telescoping members are made to allow screened flow from the fractured formation. In another embodiment an interval to be gravel packed and fractured has a series of screens and selectively opened valves on a bottom hole assembly such as a liner. One or more external packers are provided. The entire interval is gravel packed at one time followed by packer actuation and then selective opening of ports to conduct a fracture operation in any of the zones defined by the set packers and in any desired order. | 12-04-2008 |
20080302533 | Removable Injection or Production Flow Equalization Valve - One or more valves can be run into a string to land near associated ports in the string for injection or/and production service. When multiple valves are installed they can be initially configured to balance flow into or from a zone. The position of each valve can be altered without removal from the string preferably by a wireline shifting tool. One or more valves can also be removed and replaced when worn preferably using a wireline run tool. The valves can come with an integral sand control feature to facilitate production. Sensors to monitor well conditions and to transmit data to the surface can also be incorporated into the valve module. | 12-11-2008 |
20090032303 | APPARATUS AND METHOD FOR WIRELESSLY COMMUNICATING DATA BETWEEN A WELL AND THE SURFACE - In one aspect, wellbore apparatus is disclosed that includes: a conduit in the wellbore that has a non-liquid medium therein; and a transducer that is configured to transmit radio frequency signals through the medium. In another aspect, a method is disclosed that includes: placing a conduit in the wellbore that contains a non-liquid medium therein; and transmitting information in the form of radio frequency signals through the medium. | 02-05-2009 |
20090034368 | APPARATUS AND METHOD FOR COMMUNICATING DATA BETWEEN A WELL AND THE SURFACE USING PRESSURE PULSES - In one aspect, wellbore apparatus is disclosed that includes a conduit that contains a non-circulating liquid therein and is configured to be placed in a well, and a transmitter that is configured to transmit pressure pulses through the liquid in the conduit. In another aspect, a method is disclosed that includes placing a conduit in the wellbore that is closed at one end and contains a liquid medium therein, and transmitting information in the form of pressure pulses through the liquid medium in the conduit. | 02-05-2009 |
20090057014 | Method of using a Drill In Sand Control Liner - A liner rotates a bit to make more hole. The liner has openings with inserts in them to lend torque resistance to the liner. The inserts have a passage with a send control media in the passage and a seal so that the liner can hold pressure for run in to get proper circulation through the bit. When sufficient hole is made, the liner is hung off an existing cemented tubular and the seal for the passages with the sand control media is removed by a variety of techniques so that the formation can be produced in a single trip. | 03-05-2009 |
20090071657 | Annular Pressure Monitoring During Hydraulic Fracturing - A pressure or flow responsive valve is provided in a hydraulic fracturing assembly so that if the formation sands out during proppant pumping and pressure in the bypass to the annulus around the work string rises, the bypass is closed by the valve to prevent overpressure of lower pressure rated components further uphole from the formation being treated. These components could be large casing or the blowout preventer assembly. | 03-19-2009 |
20090095368 | HIGH FRICTION INTERFACE FOR IMPROVED FLOW AND METHOD - A tubular body for flowing fluid includes an inside diameter surface of the tubular body; and a surface treatment of the inside diameter surface sufficient to cause a viscous interaction with a fluid flowing therethrough and method. | 04-16-2009 |
20090101330 | DEVICE AND SYSTEM FOR WELL COMPLETION AND CONTROL AND METHOD FOR COMPLETING AND CONTROLLING A WELL - An injection fluid distribution configuration including a tubular having a plurality of openings therein and a plurality of beaded matrixes disposed within the openings. At least one of the beaded matrixes having an injection fluid permeability different than an injection fluid permeability of at least one other of the plurality of beaded matrixes. A method for distributing an injection fluid in a wellbore. A method for making an injection fluid distribution apparatus for distributing an injection fluid in a wellbore. | 04-23-2009 |
20090101335 | DEVICE AND SYSTEM FOR WELL COMPLETION AND CONTROL AND METHOD FOR COMPLETING AND CONTROLLING A WELL - A fluid media tell-tale configuration including a tubular having an inside surface with which a fluid media will make contact during application of the fluid media to a target destination. The fluid media tell-tale configuration further including one or more openings in the tubular having a beaded matrix therein. The beaded matrix being permeable to a fluid transport component of the fluid media while being impermeable to a residue component of the fluid media. A method for applying a fluid media to a target location with a tell-tale confirmation. | 04-23-2009 |
20090101336 | DEVICE AND SYSTEM FOR WELL COMPLETION AND CONTROL AND METHOD FOR COMPLETING AND CONTROLLING A WELL - A drill-in liner assembly including a tubular and a plurality of substantially radially oriented openings in the tubular arranged in a pattern; the pattern selected to substantially maintain torsional strength of the tubular while facilitating in-flow of target fluid. Also including a plurality of beaded matrix plugs disposed within one or more of the plurality of openings such that torsional load placed upon the plurality of openings in the tubular is borne by the plugs. An erosion resistant filtering arrangement including a tubular, a plurality of openings in the tubular arranged in a pattern, and a plurality of beaded matrix plugs disposed within one or more of the plurality of openings. | 04-23-2009 |
20090101342 | Permeable Medium Flow Control Devices for Use in Hydrocarbon Production - An in-flow control device controls fluid flow into a wellbore tubular using a permeable medium positioned in a flow space. The permeable medium induces a predetermined pressure differential in the flow space. The permeable medium may include separate elements having interstitial spaces and/or solid porous members. In arrangements, a filtration element may be positioned upstream of the flow space. In arrangements, the flow space may be formed in a plug member associated with the housing. In certain embodiments, a flow restriction element, such as a check valve, in the housing may provide parallel fluid communication with the bore of the wellbore tubular. Additionally, an occlusion body may be positioned in the flow space and configured to disintegrate upon exposure to a preset condition. The occlusion body temporarily seals the flow space so that a bore of the tubular may be pressurized. | 04-23-2009 |
20090101344 | Water Dissolvable Released Material Used as Inflow Control Device - Methods and devices for controlling fluid flow into a wellbore tubular includes an in-flow control device, an element co-acting with the in-flow control device, and a disintegrating medium at least partially surrounding the element. The medium may be configured to release the element upon disintegration of the medium. The disintegrating medium may be configured to disintegrate when exposed to a selected fluid. The element may be configured to at least partially restrict flow across a flow path associated with the in-flow control device when released. The flow path may convey the fluid from the formation to a flow bore of the wellbore tubular and the element may be positioned along the flow path. The element may be: a liquid, a solid, a particle and/or particles. The selected fluid may be water, a hydrocarbon, an engineered fluid, and/or a naturally occurring fluid. | 04-23-2009 |
20090101349 | DEVICE AND SYSTEM FOR WELL COMPLETION AND CONTROL AND METHOD FOR COMPLETING AND CONTROLLING A WELL - A fracing and production configuration including a tubular having a plurality of openings. The openings having a beaded matrix therein, a valve sub in operable communication with the tubular and an underminable plugging material plugging each of the beaded matrixes. A method for fracing and producing from a wellbore in a formation. | 04-23-2009 |
20090101355 | Water Sensing Adaptable In-Flow Control Device and Method of Use - A device and system for controlling fluid flow into a wellbore tubular may include a flow path in a production control device and at least one in-flow control element along the flow path. A media in the in-flow control element adjusts a cross-sectional flow area of the flow path by interacting with water. The media may be an inorganic solid, a water swellable polymer, or ion exchange resin beads. A method for controlling a fluid flow into a wellbore tubular may include conveying the fluid via a flow path from the formation into a flow bore of the wellbore; and adjusting a cross-sectional flow area of at least a portion of the flow path using a media that interacts with water. The method may include calibrating the media to permit a predetermined amount of flow across the media after interacts with water. | 04-23-2009 |
20090101356 | DEVICE AND SYSTEM FOR WELL COMPLETION AND CONTROL AND METHOD FOR COMPLETING AND CONTROLLING A WELL - A screen assembly including a tubular having a plurality of openings therein, a screen disposed about the tubular, and a plurality of devices disposed within the plurality of openings, the devices each including a beaded matrix and a housing. A method for completing a wellbore with a sand screen. | 04-23-2009 |
20090101357 | DEVICE AND SYSTEM FOR WELL COMPLETION AND CONTROL AND METHOD FOR COMPLETING AND CONTROLLING A WELL - A tubing component for use in a downhole environment including a tubular having a plurality of openings therein and a plurality of beaded matrixes disposed in the plurality of openings the beaded matrixes being configured to be pluggable in situ in the downhole environment. A method for controlling flow in a wellbore. | 04-23-2009 |
20090101360 | DEVICE AND SYSTEM FOR WELL COMPLETION AND CONTROL AND METHOD FOR COMPLETING AND CONTROLLING A WELL - An expandable liner assembly including an expandable tubular, a plurality of openings in the tubular, and a plurality of beaded matrixes in operable communication with the openings. A method for completing a section of wellbore. | 04-23-2009 |
20090114395 | DENSITY ACTUATABLE DOWNHOLE MEMBER AND METHODS - 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 bias on the downhole member to actuate the downhole member. | 05-07-2009 |
20090130938 | SWELLABLE MATERIAL AND METHOD - An element includes a swellable material; and a fibrous material embedded in the swellable material and method. | 05-21-2009 |
20090139717 | Multi-Position Valves for Fracturing and Sand Control and Associated Completion Methods - A completion tubular is placed in position adjacent the zone or zones to be fractured and produced. It features preferably sliding sleeve valves one series of which can be put in the wide open position after run in for gravel packing and fracturing zones one at a time or in any desired order. These valves are then closed and another series of valves can be opened wide but with a screen material juxtaposed in the flow passage to selectively produce from one or more fractured zones. An annular path behind the gravel is provided by an offset screen to promote flow to the screened production port. The path can be a closed annulus that comes short of the production port or goes over it. For short runs an exterior screen or shroud is eliminated for a sliding sleeve with multiple screened ports that can be opened in tandem. | 06-04-2009 |
20090139725 | Use of low impact expansion to reduce flow friction - Systems and methods for increasing fluid flow characteristics within a hydrocarbon production tubing string within a wellbore. An expansion member is passed through the interior flowbore of one or more production tubing string members. The expansion member smoothes the interior surface of the flowbore and may radially expand the interior surface of the flowbore. | 06-04-2009 |
20090205834 | Adjustable Flow Control Devices For Use In Hydrocarbon Production - A flow control device may include a body having at least two flow paths configured to convey the fluid. The flow paths may be hydraulically isolated from one another in the body and at least one of the flow paths may be selectively occludable. In certain arrangements, a filtration element may be positioned upstream of one or more of the plurality of in-flow control devices. The flow paths may utilize features such as chamber and openings in order to impose a specified pressure drop on the fluid flowing thereacross. | 08-20-2009 |
20090286702 | Using Nanoparticles for Water Flow Control in Subterranean Formations - Non-aqueous carrier fluids containing nano-sized particles in high concentration are effective for zone isolation and flow control in water shutoff applications for subterranean formations. The nanoparticles interact with water and solidify it to inhibit its flow, but do not have the same effect on hydrocarbons and thus selectively assist the production of hydrocarbons while suppressing water. Suitable nanoparticles include alkaline earth metal oxides, alkaline earth metal hydroxides, alkali metal oxides, alkali metal hydroxides, transition metal oxides, transition metal hydroxides, post-transition metal oxides, post-transition metal hydroxides, piezoelectric crystals, and/or pyroelectric crystals. | 11-19-2009 |
20090314497 | Thermally expansive fluid actuator devices for downhole tools and methods of actuating downhole tools using same - An actuator device for setting a downhole tool is disclosed. The actuator device comprises a thermally expansive fluid within a chamber. Application of heat to the thermally expansive fluid causes the thermally expansive fluid to expand. In so doing, pressure within the chamber increases causing the downhole tool to be actuated such as by the thermally expansive fluid applying pressure directly to the actuating member or indirectly by allowing hydrostatic wellbore pressure to be allowed to act directly with the actuating member. | 12-24-2009 |
20100006302 | LOCKING ARRANGEMENT TO STORE SETTING FORCES - A locking arrangement to store setting forces including a housing, one or more recesses in the housing, one or more jam members in operable communication with one or more of the recesses, and an incremental setting force holding configuration receivable at the housing and placable in operable communication with one or more of the one or more jam members. A backlash reduction arrangement including a housing, one or more recesses in the housing, one or more jam members in operable communication with one or more of the recesses, and an incremental holding configuration receivable at the housing and placable in operable communication with one or more of the one or more jam members. The one or more jam members positioned within the housing to assure that at least one of the jam members will engage the incremental holding configuration with substantially no backlash. A method for setting a downhole tool. | 01-14-2010 |
20100224359 | Subterranean Screen with Varying Resistance to Flow - A screen section is made with variable resistance to flow in the screen material to balance the flow along the screen length. In one variation different discrete zones have screens configured for different percentages of open area while all have the same particle filtration capability. In another variation discrete portions have differing amounts of overlapping screen portions so as to balance flow without affecting the particle size screened. The cross-sectional shape of a wire wrap underlayment for the screen is made closer to trapezoidal to decrease the angle of opening for the incoming flow paths toward the base pipe. In this manner flow resistance is reduced and flow is increased due to reduced turbulence. | 09-09-2010 |
20100300194 | PERMEABILITY FLOW BALANCING WITHIN INTEGRAL SCREEN JOINTS AND METHOD - A borehole system having a permeability controlled flow profile including a tubular string; one or more permeability control devices disposed in the string; and the plurality of permeability control devices being selected to produce particular pressure drops for fluid entering or exiting various discrete locations along the string and method. | 12-02-2010 |
20100300674 | PERMEABILITY FLOW BALANCING WITHIN INTEGRAL SCREEN JOINTS - A SAGD system including at least one borehole having a tubular therein; and at least one baffle disposed on the tubular, the baffle extending radially outwardly of the tubular into proximity with a formation. | 12-02-2010 |
20100300675 | PERMEABILITY FLOW BALANCING WITHIN INTEGRAL SCREEN JOINTS - A thermally assisted downhole system including a tubular configured to be disposed within an open hole borehole, the tubular being intended to be exposed to a heated fluid; a plurality of open hole anchors spaced along the tubular and engagable with the open hole, the anchors restricting longitudinal thermal growth of the tubular when engaged with the open hole. | 12-02-2010 |
20100300676 | PERMEABILITY FLOW BALANCING WITHIN INTEGRAL SCREEN JOINTS - A SAGD system in a formation including a heated fluid injection well having a tubular including permeability control, one or more open hole anchors restricting thermal growth of the tubular and one or more baffles directing heated fluid application to target areas of the formation; a production well in fluid collecting proximity to the injection well the production well having a tubular with permeability control, one or more open hole anchors and one or more baffles. | 12-02-2010 |
20100300691 | PERMEABILITY FLOW BALANCING WITHIN INTEGRAL SCREEN JOINTS AND METHOD - A method for uniform heating of a formation including applying a high temperature fluid to a tubular located within an open hole formation borehole; modifying a permeability of the tubular along its length by reducing permeability at a heel of the borehole and by increasing permeability towards a toe of the borehole; and impeding annular movement of the heated fluid by radially extending one or more baffles from the tubular. | 12-02-2010 |
20110000681 | Radial Spring Latch Apparatus and Methods for Making and Using Same - New locking connector assemblies and telescoping extension/retraction assemblies are disclosed that operate on the natural spring rate constraints of radial protrusions or radially constrained rings as they interact with engaging members to provide the locking force and permit the connector and extension retraction assemblies to be engage and disengaged or extended and retracted. | 01-06-2011 |
20110056688 | DEVICE AND SYSTEM FOR WELL COMPLETION AND CONTROL AND METHOD FOR COMPLETING AND CONTROLLING A WELL - A screen assembly includes a tubular having one or more openings therein. A screen disposed about the tubular. The one or more devices disposed within the one or more openings. The devices each include a beaded matrix and a housing. Also included is a method for completing a wellbore with a sand screen. | 03-10-2011 |
20110073296 | SYSTEM AND APPARATUS FOR WELL SCREENING INCLUDING A FOAM LAYER - An apparatus for screening earth formation components includes: a base pipe configured to allow the passage of formation fluid therethrough; and a foam layer disposed radially outwardly of the base pipe and configured to allow the passage of formation fluid therethrough and minimize the passage of formation solids therethrough, the foam layer including a plurality of hollow structures forming windows therebetween. A method of manufacturing an apparatus for screening earth formation components is also disclosed. | 03-31-2011 |
20110114319 | OPEN HOLE STIMULATION WITH JET TOOL - A fracturing method for preferably open hole uses fluid velocity impinging on the wellbore wall to initiate fractures. Telescoping members that extend using nozzles inside them but come out to a distance from the wellbore wall can be used. Fixed nozzles that do not extend are also another option. The nozzles can be eroded or corroded as the fracturing takes place or they can be made of sufficiently durable materials or have coatings to withstand the erosive effects of high velocity slurries pumped to impinge the wellbore wall to initiate fractures. | 05-19-2011 |
20110232901 | VARIABLE Tg SHAPE MEMORY POLYURETHANE FOR WELLBORE DEVICES - Wellbore devices for use in filtration, wellbore isolation, production control, lifecycle management and wellbore construction may include at least a first and a second shape-memory material each having a an altered geometric position and each an original geometric position. Each shape-memory material may include a polyurethane material held in the altered geometric run-in position at a temperature below glass transition temperature (T | 09-29-2011 |
20110308803 | Fracturing Method to Reduce Tortuosity - A series of jet nozzles have a telescoping structure designed to impact the borehole wall and initiate a fracture. The nozzles can be extended through fluid pumped through them or with some mechanical force from within the bottom hole assembly. The leading ends of the telescoping assembly can be sharp and hardened to facilitate the initiation of a formation fracture in an open hole. The telescoping structures can be disposed in a single or multiple rows with the circumferential spacing being such that each telescoping structure is designed to cover a target circumferential distance of 45 degrees or less so that jetted fluid from at least one jet will be within 22.5 degrees of a location of maximum formation stresses to reduce the tortuosity of the created fractures from jetting through the nozzles with possible enhancement of the fracturing from added annulus pressure. | 12-22-2011 |
20120000648 | Shape Memory Cement Annulus Gas Migration Prevention Apparatus - The annular space around a tubular string has a shape memory material that is in a low profile configuration for run in. After the desired position is obtained and the annulus has cement delivered to fill the annular space, the shape memory device is triggered to revert to an original shape that spans the annulus to seal the tubular and the wellbore sides of the annular space against gas migration through the cement. The structures can have varying run in shapes and can also have original shapes that when the material is triggered will act to displace cement to enhance its compaction on the tubular or the wellbore wall. Combinations of shape memory alloys and polymers are also contemplated to enhance the seal against gas migration. | 01-05-2012 |
20120006533 | Wellbore Centralizer for Tubulars - A tubular centralizer is secured to the tubular for run in. The profile for run in is small so that damage to the centralizer is minimized during run in. When the string is in position the centralizer is actuated to change shape or volume to engage the surrounding borehole to centralize the tubular for subsequent operations such as cementing or in the case of screens for gravel packing. The centralizer can be a shape memory material that is initially compressed at above its transition temperature to hold the smaller shape. At the desired location after run in it is brought above the transition temperature and changes back to the original shape or volume to centralize the tubular string. The structure can be spaced ring segments or a cohesive ring structure with an undulating profile or radiating blades to create flow spaces in the annulus where it is deployed for flow of a sealing material or gravel, for example. | 01-12-2012 |
20120012771 | Ball seat having collapsible helical seat - Apparatuses for restricting fluid flow through a well conduit comprise a tubular member having a helically-shaped seat member disposed within the tubular member. The helically-shaped seat member comprises first and second ends, a first position in which the first and second ends relative to each other to provide a first diameter opening through the helically-shaped seat member for receiving a plug element, and a second position in which the second end is disposed axially below and radially outward relative to the first end to provide a second diameter opening through the helically seat member, the second diameter being greater than the first diameter thereby facilitating the plug element passing through the helically-shaped seat. | 01-19-2012 |
20120043072 | DOWNHOLE WATER-OIL SEPARATION ARRANGEMENT AND METHOD - Disclosed herein is a downhole water-oil separation arrangement which includes a body having one or more portions thereof configured to have an affinity to a selected fluid. The body further will include one or more portions thereof that are configured to have an affinity to another fluid. | 02-23-2012 |
20120065309 | METHOD OF FORMING POLYMER NANOCOMPOSITE - A method for making a polymer composite comprises mixing, a thermosetting polymer precursor, and 0.01 to 30 wt % of a derivatized nanoparticle based on the total weight of the polymer composite, the derivatized nanoparticle including functional groups comprising carboxy, epoxy, ether, ketone, amine, hydroxy, alkoxy, alkyl, aryl, aralkyl, alkaryl, lactone, functionalized polymeric or oligomeric groups, or a combination comprising at least one of the forgoing functional groups. | 03-15-2012 |
20120065311 | POLYMER NANOCOMPOSITE - A polymer nanocomposite comprises a polymer; and a nanoparticle derivatized to include functional groups including carboxy, epoxy, ether, ketone, amine, hydroxy, alkoxy, alkyl, aryl, aralkyl, alkaryl, lactone, functionalized polymeric or oligomeric groups, or a combination comprising at least one of the forgoing functional groups. The variability in tensile strength and percent elongation for the polymer nanocomposite is less than the variability of these properties obtained where an underivatized nanoparticle is included in place of the derivatized nanoparticle. | 03-15-2012 |
20120080188 | Multi-position Valves for Fracturing and Sand Control and Associated Completion Methods - A completion tubular is placed in position adjacent the zone or zones to be fractured and produced. It features preferably sliding sleeve valves one series of which can be put in the wide open position after run in for gravel packing and fracturing zones one at a time or in any desired order. These valves are then closed and another series of valves can be opened wide but with a screen material juxtaposed in the flow passage to selectively produce from one or more fractured zones. An annular path behind the gravel is provided by an offset screen to promote flow to the screened production port. The path can be a closed annulus that comes short of the production port or goes over it. For short runs an exterior screen or shroud is eliminated for a sliding sleeve with multiple screened ports that can be opened in tandem. | 04-05-2012 |
20120080373 | ANISOTROPIC FILTRATION MEDIA AND METHOD OF MAKING - A method of making an anisotropic filtration media includes, foaming a media, straining the media in a selected direction, and relieving strain of the media in the selected direction | 04-05-2012 |
20120118583 | PLUG AND METHOD OF UNPLUGGING A SEAT - A method of unplugging a seat, including dissolving at least a surface of a plug seated against the seat, and unseating the plug from the seat. | 05-17-2012 |
20120132426 | FORMATION TREATMENT SYSTEM AND METHOD - A formation treatment system includes an annulus spanning member having one or more openings therein, the one or more openings incorporating a degradable material. A tubular having one or more ports therein in fluid communication with the one or more openings. A sleeve capable of isolating or communicating the one or more ports with an ID of the tubular. A method for effecting precision formation treatment is included. | 05-31-2012 |
20120168180 | Isolation of Zones for Fracturing Using Removable Plugs - An interval can be divided into zones by inserting a series of plugs that register with specific profiles at predetermined intervals along a section of pipe. Each plug supports a releasable perforating gun that can release from the plug and perforate an interval for treatment such as fracturing or acidizing. A subsequent plug then isolates the just treated zone and the process is repeated working up toward the surface. When the full interval is treated the plugs can then be removed by making their cores disappear using a reaction or dissolving techniques. Mechanical alternative that push all the plugs to hole bottom or that retrieve them together or individually are possible alternative techniques for removal of the plugs from the treated interval before production is initiated. | 07-05-2012 |
20120168977 | PROCESS FOR THE PREPARATION OF CONFORMABLE MATERIALS FOR DOWNHOLE SCREENS - A process of making a foamed conformable material by reaction injection molding comprises providing a first component from a first feed tank at a first flow rate, via a first conduit, to a mixing device; providing a second component from a second feed tank at a second flow rate, via a second conduit, to the mixing device, the second component reactive with the first component in the presence of a foaming agent; mixing the first component and the second component in the mixing device to form a reaction mixture; introducing the reaction mixture into an injection molding device; molding the reaction mixture to form a foamed conformable material; wherein the mixing of the reaction mixture is adjusted to achieve a desired average cell size of the foamed conformable material. The process can produce wellbore-conforming materials that can function to filter out sand or other undesirable fines from a formation. | 07-05-2012 |
20120193019 | Variable Tg Shape Memory Polyurethane For Wellbore Devices - Wellbore devices for use in filtration, wellbore isolation, production control, lifecycle management and wellbore construction may include at least a first and a second shape-memory material each having an altered geometric position and each an original geometric position. Each shape-memory material may include a polyurethane material held in the altered geometric run-in position at a temperature below glass transition temperature (T | 08-02-2012 |
20120211223 | SAND SCREEN, EXPANDABLE SCREEN AND METHOD OF MAKING - An expandable screen includes, a body constructed of one or more strands of a shape memory material randomly distributed in a mat structure, the body is stable at a first volume and expandable to a second volume upon a change in environment. | 08-23-2012 |
20120211226 | SCREEN, METHOD OF EXPANDING A SCREEN AND METHOD OF CONFORMING A SCREEN TO A BOREHOLE - A screen includes, a body having a permeable material with energy stored therein configured to change the body from a first volume to a second volume, and a binder in operable communication with the body configured to retain the body in the first volume until the binder is weakened sufficiently for the energy stored within the body to overcome the binder and allow the body to change from the first volume toward the second volume. | 08-23-2012 |
20120211413 | CONFORMABLE SCREEN, SHAPE MEMORY STRUCTURE AND METHOD OF MAKING THE SAME - A shape memory structure includes, an elastic material, and a viscoelastic material commingled with the elastic material. The shape memory structure is reformable from a first shape to a second shape upon exposure to a change in environment that softens the viscoelastic material thereby allowing the shape memory structure to creep under stress stored in the elastic material. | 08-23-2012 |
20120213979 | POLYMERIC COMPONENT AND METHOD OF MAKING - A method of making a polymeric component includes, extruding one or more strands of a polymer, halting curing of the one or more strands, forming a mat with the extruded one or more strands, bonding the one or more strands to one another at points of contact therebetween, and curing the one or more strands. | 08-23-2012 |
20120214923 | POLYMER NANOCOMPOSITE - A polymer nanocomposite comprises a polymer; and a nanoparticle derivatized to include functional groups including carboxy, epoxy, ether, ketone, amine, hydroxy, alkoxy, alkyl, aryl, aralkyl, alkaryl, lactone, functionalized polymeric or oligomeric groups, or a combination comprising at least one of the forgoing functional groups. The variability in tensile strength and percent elongation for the polymer nanocomposite is less than the variability of these properties obtained where an underivatized nanoparticle is included in place of the derivatized nanoparticle. | 08-23-2012 |
20120319317 | METHOD OF MAKING AN ANISOTROPIC FILTRATION MEDIA - A method of making an anisotropic filtration media includes foaming a media, straining the media in a selected direction, and relieving strain of the media in the selected direction | 12-20-2012 |
20120325323 | PRODUCTION SYSTEM AND METHOD OF VARYING RESTRICTIONS TO FLOW ALONG THE SAME - A production system includes, a tubular having a plurality of sets of ports therethrough spaced longitudinally therealong positionable within a structure, at least one screen radial of the tubular defining an annulus between the structure and the at least one screen, at least one solids control mechanism configured to fill the annulus, and a plurality of flow restrictors. At least one of the flow restrictors is in operable communication with each of the plurality of sets of ports and is configured to generate different restrictions to a same flow rate through each of the plurality of sets of ports | 12-27-2012 |
20130014944 | CELLULAR PUMP - A downhole fluid separation assembly, including a body having greater affinity to a first fluid than a second fluid. The body is operatively arranged with openings for enabling fluid flow therethrough. A member is included that is movable with respect to the body and operatively arranged to compress a section of the body adjacent to the member for urging fluid out of the body and toward a target location. The body is configured to expand when not adjacent to the member for enabling fluid to reenter the body. A method of separating fluids is also included. | 01-17-2013 |
20130022832 | INTERMETALLIC METALLIC COMPOSITE, METHOD OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is an article comprising a plurality of domains fused together; wherein the domains comprise a core comprising a first metal; and a first layer disposed upon the core; the first layer comprising a second metal; the first metal being chemically different the second metal. Disclosed herein too is a method comprising rolling a sheet in a roll mill; the sheet comprising a first metal and having disposed upon each opposing face of the sheet a first layer that comprises a second metal; the second metal being chemically different from the first metal; cutting the sheet into a plurality of sheets; stacking the plurality of sheets; and rolling the stacked sheets in the roll mill to form a blank. | 01-24-2013 |
20130043028 | METHOD OF COOLING DOWNHOLE ELEMENT USING NANOENHANCED DOWNHOLE FLUID - A method of transferring heat to or from a downhole element comprising contacting a downhole fluid comprising a fluid medium, and a nanoparticle, the nanoparticle being uniformly dispersed in the downhole fluid, to a downhole element inserted in a downhole environment. A method of cooling a downhole element, and a method of drilling a borehole are also disclosed. | 02-21-2013 |
20130048289 | SEALING SYSTEM, METHOD OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is an apparatus for use downhole comprising an expandable component; a support member that has a selected corrosion rate; wherein the support member is disposed on the expandable component; where the support member comprises a plurality of particles fused together; the particles comprising a core comprising a first metal; and a first layer disposed upon the core; the first layer comprising a second metal; the first metal having a different corrosion potential from the second metal; the first layer comprising a third metal having a different corrosion potential from the first metal. | 02-28-2013 |
20130056209 | Swelling Acceleration Using Inductively Heated and Embedded Particles in a Subterranean Tool - The swelling rate of a swelling packer element or a conforming foam screen material is accelerated with heat. In another technique ferromagnetic particles or electrically conductive resins or polymers are interspersed in the swelling material and heat is generated at the particles by an inductive heater. A dielectric mandrel or base pipe can be used to focus the heating effect on the ferromagnetic particles or the electrically conductive resins or polymers in the sealing element or swelling foam screen element to focus the heating there without heating the base pipe. The heat accelerates the swelling process and cuts the time to when the next operation can commence downhole. | 03-07-2013 |
20130069022 | POLARIZABLE NANOPARTICLES AND ELECTRORHEOLOGICAL FLUID COMPRISING SAME - An electrorheological fluid comprises a nanoparticle composition comprising a nanoparticle, uncoated or coated with a polymeric or metallic coating and covalently bonded to or coated on a surface of a polymeric or inorganic particle; and a dielectric fluid having a dielectric constant lower than that of the nanoparticle composition. A nanoparticle composition also comprises a carbon-based nanoparticle, covalently bonded to or coated on a surface of a conjugated polymer particle or inorganic particle, wherein the nanoparticle composition is a dielectric material. | 03-21-2013 |
20130081335 | GRAPHITE COATED METAL NANOPARTICLES FOR POLYCRYSTALLINE DIAMOND COMPACT SYNTHESIS - A method of forming polycrystalline diamond includes forming metal nanoparticles having a carbon coating from an organometallic material; combining a diamond material with the metal nanoparticles having the carbon coating; and processing the diamond material and the metal nanoparticles having the carbon coating to form the polycrystalline diamond. Processing includes catalyzing formation of the polycrystalline diamond by the metal nanoparticles; and forming interparticle bonds that bridge the diamond material by carbon from the carbon coating. | 04-04-2013 |
20130081814 | Apparatus and Method for Galvanically Removing From or Depositing Onto a Device a Metallic Material Downhole - In one aspect, a method of performing a wellbore operation is disclosed that in one embodiment may include: deploying a device in the wellbore containing a conductive fluid, wherein the device is configured to disintegrate upon application of electrical current thereto; and applying current to the device in the wellbore using a tool to controllably disintegrate the device. In another aspect, an apparatus for use downhole is provided that in one embodiment may include a device placed at a selected location in a wellbore, wherein the device is made from a material that disintegrates when electric current is induced in to device and a tool placed proximate to the device configured to induce electric current into the device to cause the device to disintegrate. | 04-04-2013 |
20130081815 | Enhancing Swelling Rate for Subterranean Packers and Screens - The swelling rate of a swelling packer element or a conforming foam screen material is accelerated with heat. In one variation reactants that create an exothermic reaction plus a catalyst, if needed, are allowed to come into contact upon placement at the desired location. The heat accelerates the swelling process and cuts the time to when the next operation can commence downhole. | 04-04-2013 |
20130112911 | MAGNETIC NANOPARTICLES AND MAGNETORHEOLOGICAL FLUID COMPRISING SAME - A nanoparticle composition comprises a ferromagnetic or superparamagnetic metal nanoparticle, and a functionalized carbonaceous coating on a surface of the ferromagnetic or superparamagnetic metal nanoparticle. A magnetorheological fluid comprises the nanoparticle composition. | 05-09-2013 |
20130115462 | POLARIZABLE NANOPARTICLES AND ELECTRORHEOLOGICAL FLUID COMPRISING SAME - A nanoparticle composition includes a metal nanoparticle, and a continuous dielectric coating on a surface of the metal nanoparticle, the nanoparticle composition being a dielectric material. A nanoparticle is in addition the reaction product of an organometallic compound. An electrorheological fluid comprises the nanoparticle composition and a dielectric fluid, and a method of making an electrorheological fluid is also disclosed. | 05-09-2013 |
20130149447 | METHOD OF FORMING CARBONACEOUS PARTICLES AND ARTICLES THEREFROM - A method of growing carbonaceous particles comprises depositing carbon from a carbon source, onto a particle nucleus, the particle nucleus being a carbon-containing material, an inorganic material, or a combination comprising at least one of the foregoing, and the carbon source comprising a saturated or unsaturated compound of C | 06-13-2013 |
20130153246 | Variable Tg Shape Memory Materials for Wellbore Devices - Wellbore devices for use in filtration, wellbore isolation, production control, lifecycle management and wellbore construction may include at least a first and a second shape-memory material each having an altered geometric position and each an original geometric position. Each shape-memory material may be held in the altered geometric run-in position at a temperature below glass transition temperature (T | 06-20-2013 |
20130165353 | STABLE SUSPENSIONS OF CARBON NANOPARTICLES FOR NANO-ENHANCED PDC, LBL COATINGS, AND COOLANTS - A nanocomposite comprises a matrix; and a nanoparticle comprising an ionic polymer disposed on the surface of the nanoparticle, the nanoparticle being dispersed in and/or disposed on the matrix. A method of making a nanocomposite, comprises combining a nanoparticle and an ionic liquid; polymerizing the ionic liquid to form an ionic polymer; disposing the ionic polymer on the nanoparticle; and combining the nanoparticle with the ionic polymer and a matrix to form the nanocomposite. | 06-27-2013 |
20130168257 | METHOD OF CONTROLLING THE CORROSION RATE OF ALLOY PARTICLES, ALLOY PARTICLE WITH CONTROLLED CORROSION RATE, AND ARTICLES COMPRISING THE PARTICLE - A composite particle comprises a core, a shielding layer deposited on the core, and further comprising an interlayer region formed at an interface of the shielding layer and the core, the interlayer region having a reactivity less than that of the core, and the shielding layer having a reactivity less than that of the interlayer region, a metallic layer not identical to the shielding layer and deposited on the shielding layer, the metallic layer having a reactivity less than that of the core, and optionally, an adhesion metal layer deposited on the metallic layer. | 07-04-2013 |
20130175026 | NANOCOMPOSITES FOR ABSORPTION TUNABLE SANDSCREENS - A downhole filter comprising includes an open cell foam; and nanoparticles disposed in the open cell foam and exposed within pores of the open cell foam. A method of preparing the downhole filter includes combining a polyisocyanate and polyol to form a polymer composition; introducing nanoparticles into the polymer composition; and foaming the polymer composition to produce the downhole filter comprising an open cell foam having nanoparticles exposed within pores of the open cell foam. The nanoparticles can be derivatized with functional groups. | 07-11-2013 |
20130206425 | Selectively Corrodible Downhole Article And Method Of Use - A selectively corrodible downhole article includes a movable cylindrical member comprising a first section and an axially separated second section, the first section comprising a first material having a first galvanic activity, the second section comprising a second material having a second galvanic activity, the first galvanic activity being greater than the second, the first section being electrically isolated from the second section; and a fixed member disposed on the cylindrical member and configured for electrical contact with the first or second section, the fixed member comprising an intermediate material having an intermediate galvanic activity, the intermediate galvanic activity being intermediate the first and second galvanic activity, the movable cylindrical member configured for movement from a first position where the first section is disposed and in electrical contact with the fixed member and a second position where the second section is disposed and in electrical contact with the fixed member. | 08-15-2013 |
20130209308 | METHOD OF MAKING A METALLIC POWDER AND POWDER COMPACT AND POWDER AND POWDER COMPACT MADE THEREBY - A method of making a nanoscale metallic powder is disclosed. The method includes providing a base material comprising a metallic compound, wherein the base material is configured for chemical reduction by a reductant to form a metallic material. The method also includes forming a powder of the base material, the powder comprising a plurality of powder particles, the powder particles having an average particle size that is less than about 1 micron. The method further includes disposing the powder particles into a reactor together with the reductant under an environmental condition that promotes the chemical reduction of the base material and formation of a plurality of particles of the metallic material. | 08-15-2013 |
20130313780 | VARIABLE TG ARTICLE, METHOD OF MAKING, AND USE OF SAME - An article includes a crosslinked product of: a first crosslinked polymer and a second crosslinked polymer, wherein the article has a gradient in glass transition temperature. A process for making the article includes combining a first crosslinked polymer and a second crosslinked polymer to form a composition; compressing the composition; heating the composition; and crosslinking the composition to form the article, the article having a gradient in glass transition temperature. An article can be a seal that includes a first portion including a crosslinked product of: a first crosslinked polymer and a second crosslinked polymer; and a second portion including a polymer which is different than a constituent polymer in the first portion, wherein the seal has a gradient in glass transition temperature. | 11-28-2013 |
20140000898 | METHOD OF COOLING DOWNHOLE ELEMENT USING NANOENHANCED DOWNHOLE FLUID | 01-02-2014 |
20140014347 | FORMATION TREATMENT SYSTEM - A treatment system including a first tubular having at least one port therein. A valve member is disposed with the first tubular and operatively arranged to control fluid flow through the at least one port. A second tubular is disposed radially within the first tubular and terminates at an end opening into an interior passage of the first tubular for enabling a treatment media to be supplied through the second tubular into the first tubular, and through the at least one port when the at least one port is open. A seal assembly is disposed between the first and second tubulars for fluidly sealing an annulus formed between the first and second tubulars from the end of the second tubular. A tool is disposed with the second tubular for controlling operation of the valve member. | 01-16-2014 |
20140018489 | MIXED METAL POLYMER COMPOSITE - A metal-polymer composite includes a crosslinked polymer; and a metal which is removably disposed among the crosslinked polymer. A method of making the metal-polymer composite includes combining a crosslinked polymer and a metal; blending the crosslinked polymer and the metal to form a blend; cold pressing the blend; heating the blend to a forging temperature; and applying pressure to the blend at the forging temperature to form the metal-polymer composite. A downhole article includes a crosslinked polymer including a crosslinked product of a polymer including polyphenylene sulfide, polyphenylsulfone, self-reinforced polyphenylene, polysulfone, polyethersulfone, polyarylsulfone, derivatives thereof, or a combination comprising at least one of the foregoing; and a metal disposed among the crosslinked polymer and removable by contact with a downhole fluid. | 01-16-2014 |
20140027128 | DOWNHOLD FLOW INHIBITION TOOL AND METHOD OF UNPLUGGING A SEAT - A downhole flow inhibition tool includes at least a first component and a mating component at least a portion of one of the first component and the mating component is dissolvable in a target environment to reduce flow inhibition upon dissolution of the at least a portion. | 01-30-2014 |
20140045732 | MOBILIZATION OF HEAVY OIL - A process for increasing mobility of heavy oil includes: disposing a solvating composition comprising a paraffinic solvent and a multifunctional solvent in a heavy oil environment including a heavy oil, the heavy oil comprising asphaltene; contacting the heavy oil with the solvating composition; and stabilizing asphaltene in the heavy oil with the solvating composition to increase mobility of the heavy oil and to form a stabilized heavy oil which includes the heavy oil and solvating composition. A method for making stabilized heavy oil includes separating resin from an oil; combining the resin and a paraffinic solvent to form a solvating composition; disposing the solvating composition in a heavy oil environment which includes heavy oil comprising asphaltene; and contacting the asphaltene with the solvating composition to make stabilized heavy oil, wherein the stabilized heavy oil comprises the solvating composition and heavy oil. | 02-13-2014 |
20140096964 | NANOPARTICLE MODIFIED FLUIDS AND METHODS OF MANUFACTURE THEREOF - Disclosed herein is a nanoparticle modified fluid that comprises nanoparticles; and a liquid carrier; where the nanoparticles have their surfaces modified so as to increase the viscosity of the nanoparticle modified fluid above that of a comparative nanoparticle modified fluid that contains the same nanoparticles whose surfaces are not modified, when both nanoparticle modified fluids are tested at the same shear rate and temperature. | 04-10-2014 |
20140096970 | MULTI-ZONE FRACTURING AND SAND CONTROL COMPLETION SYSTEM AND METHOD THEREOF - A multi-zone fracturing and sand control completion system employable in a borehole. The system includes a casing. A fracturing assembly including a fracturing telescoping unit extendable from the casing to the borehole and a frac sleeve movable within the casing to access or block the fracturing telescoping unit; and, an opening in the casing. The opening including a dissolvable plugging material capable of maintaining frac pressure in the casing during a fracturing operation through the telescoping unit. Also included is a method of operating within a borehole. | 04-10-2014 |
20140124207 | Production Enhancement Method for Fractured Wellbores - Wellbores are fractured by setting open hole packers on a string with access through valves on the string between the set packers. Setting the packers creates wellbore stress so that fractures tend to preferentially form near the packers regardless of the orientation of the borehole. When the fracturing is done and the well is put on production some of the proppant comes back into the wellbore and packs around the packers with solids that can be produced from the formation carried by flowing fluids. An annular passage is created near the packer to allow produced fluids to bypass the packed proppant and other solids to get into the production string. A screen protects the passage from clogging so that production is enhanced. | 05-08-2014 |
20140124981 | METHOD OF MAKING A SHAPE MEMORY STRUCTURE - A method of making a shape memory structure includes, commingling elastic material with viscoelastic material, and forming a structure with the commingled materials. Altering a shape of the structure, altering an environment the structure is exposed to, to lock in the altered shape of the structure via hardening of the viscoelastic material until the structure is exposed to another environment that softens the viscoelastic material. | 05-08-2014 |
20140216743 | SHAPE-CHANGE PARTICLE PLUG SYSTEM - A method of inhibiting an undesirable fluid flow path, including pumping a flow of fluid downhole, the flow of fluid containing a plurality of shape-change particles; depositing the shape-change particles in an undesirable fluid flow path in a downhole structure; transitioning the shape-change particles from a first shape to a second shape; forming a plug with the shape-change particles when in the second shape; and inhibiting the undesirable fluid flow path from fluid flow therethrough with the plug of shape-change particles. | 08-07-2014 |
20150015411 | Electromagnetic Telemetry Apparatus and Methods for Use in Wellbores - In one aspect, an apparatus for use in a wellbore is disclosed that in one embodiment includes an electrically-conductive member having an outer and/or inner surface coated with an electrically-insulating material, a transmitter placed at a first location on the electrically-conductive member that induces electromagnetic wave signals that travel along the coated surface of the electrically conductive member, and a receiver placed at a second location spaced from the first location on the electrically-conductive member that detects the electromagnetic induced by the transmitter. | 01-15-2015 |
20150047850 | SYSTEM FOR GAS HYDRATE PRODUCTION AND METHOD THEREOF - A system for gas hydrate production. The system includes a tubular having a plurality of ports. The plurality of ports includes a first port configured to automatically open at a first differential pressure, and to remain closed at differential pressures below the first differential pressure. A second port configured to remain closed at the first differential pressure, and to automatically open at a second differential pressure greater than the first differential pressure; wherein the second port is located uphole of the first port. Also included is a method of improving methane hydrate production. | 02-19-2015 |
20150068739 | Wellbore Completion for Methane Hydrate Production with Real Time Feedback of Borehole Integrity Using Fiber Optic Cable - In producing methane a bottom hole assembly the borehole may enlarge due to shifting sands in an unconsolidated formation as the methane is produced. The enlargement of the borehole can be sensed in real time such as by using a fiber optic cable. In response to such information parts of the bottom hole assembly near the washout can be isolated or the bottom hole assembly in the vicinity of the washout can be fortified with inserts from the surface to minimize damage from erosion caused by higher velocities resulting from borehole washouts. | 03-12-2015 |
20150068742 | Wellbore Completion for Methane Hydrate Production - In a completion for producing methane the bottom hole assembly has a base pipe with porous media surrounding it for equalizing flow along the base pipe. A shape memory polymer foam surrounds the porous media. The borehole can be reamed to reduce produced methane velocities. Surrounding the shape memory polymer is an exterior layer of consolidated proppant or sand that can self-adhere and/or stick to the polymer foam. The proppant or sand can be circulated or squeezed into position although, circulation is preferred. The borehole may enlarge due to shifting sands in an unconsolidated formation as the methane is produced. The bottom hole assembly helps in fluid flow equalization and protects the foam and layers below from high fluid velocities during production. | 03-12-2015 |
20150068760 | Multi-layered Wellbore Completion for Methane Hydrate Production - In a completion for producing methane the bottom hole assembly has a base pipe with porous media surrounding it for equalizing flow along the base pipe. A shape memory polymer foam surrounds the porous media. The borehole can be reamed to reduce produced methane velocities. Surrounding the shape memory polymer is an exterior layer of consolidated proppant or sand that can self-adhere and/or stick to the polymer foam. The proppant or sand can be circulated or squeezed into position although, circulation is preferred. The borehole may enlarge due to shifting sands in an unconsolidated formation as the methane is produced. The bottom hole assembly helps in fluid flow equalization and protects the foam and layers below from high fluid velocities during production. | 03-12-2015 |
20150069711 | VARIABLE TG ARTICLE, METHOD OF MAKING, AND USE OF SAME - A seal comprises: a first portion including a crosslinked product of: a first crosslinked polymer; and a second crosslinked polymer; and a second portion including a polymer which is different than a constituent polymer in the first portion, wherein the seal has a gradient in glass transition temperature. A method for sealing comprises: disposing the seal of claim | 03-12-2015 |