| Patent application number | Description | Published |
|---|
| 20080201080 | DETERMINING FLUID AND/OR RESERVOIR INFORMATION USING AN INSTRUMENTED COMPLETION - To determine fluid flow information associated with a well, data from plural discrete temperature sensors in zones without radial fluid flow in the well are received. The fluid flow information associated with the well is derived by combining the received data from the plural discrete temperature sensors with reservoir data that is independent of the fluid flow. That information can be further enhanced by monitoring the changes of temperature data over time. | 08-21-2008 |
| 20080223585 | PROVIDING A REMOVABLE ELECTRICAL PUMP IN A COMPLETION SYSTEM - A tubing string including a tubing and an isolation valve is run into a well, where the tubing string is configured to receive an electrical pump. A first wet connect portion of the tubing string is engaged with a corresponding second wet connect portion that is part of a downhole completion section. A toolstring including the electrical pump is run into an inner bore of the tubing for engagement inside the tubing string. Removal of the toolstring including the electrical pump is enabled without removing the tubing string due to presence of the isolation valve. | 09-18-2008 |
| 20080289813 | POLISHED BORE RECEPTACLE - An integral polished bore assembly for use in a wellbore includes a barrel having a polished bore; at least one no-go member positioned within the barrel; an elongated locator member having a sealing head and an end, the end extending out of the barrel; and a radial port formed through the barrel. | 11-27-2008 |
| 20080314590 | INFLOW CONTROL DEVICE - A system that is usable with a well includes a tubular member and an inflow control device. The screen receives a well fluid flow, and the tubular member has a well fluid communication passageway. The inflow control device changes a momentum of the well fluid flow and/or introduces a flow resistance to regulate a pressure of the well fluid. The number of momentum changes and/or the flow resistance may be changed while the inflow control device is deployed downhole in the well. | 12-25-2008 |
| 20090008078 | FLOW CONTROL ASSEMBLY HAVING A FIXED FLOW CONTROL DEVICE AND AN ADJUSTABLE FLOW CONTROL DEVICE - An apparatus for use in a well includes a flow control assembly to control fluid flow in a first zone of the well, where the flow control assembly has a fixed flow control device and an adjustable flow control device that cooperate to control the fluid flow in the first zone. | 01-08-2009 |
| 20090025923 | TECHNIQUE AND SYSTEM FOR COMPLETING A WELL - A technique that is usable with a well includes running a screen assembly and a service tool as a unit into a well and using the service tool in connection with a sand control operation. The use of the service tool in connection with the sand control operation includes operating at least one valve of the screen assembly. The technique includes withdrawing the service tool from the well after the sand control operation and running a completion into the well to operate the valve(s) of the screen after the withdrawal. | 01-29-2009 |
| 20090045974 | Short Hop Wireless Telemetry for Completion Systems - A downhole wireless communication method and system is provided for a completed wellbore having a mother bore and two or more lateral branches, wherein at least one of the lateral branches is not electrically or hydraulically wet connected to the mother bore. The system includes an upper two-way, short hop, wireless telemetry module disposed within the mother bore and connected to a first power source, and two or more lower two-way, short hop, wireless telemetry modules disposed within the completed wellbore and connected to a second power source wherein at least one of the lower two-way, short hop wireless telemetry modules is disposed within each of the lateral branches. At least one sensor is adapted to measure downhole parameters and at least one flow control valve are communicably coupled to the upper two-way, short hop, wireless telemetry module or the lower two-way, short hop, wireless telemetry modules. | 02-19-2009 |
| 20090065199 | Retrievable Inflow Control Device - A retrievable flow control device comprising a housing configured to sealably couple with a completion component. The housing may comprise a first port and a second port establishing a fluid pathway. The fluid pathway may regulate a fluid flow as the fluid flow passes through the fluid pathway. The housing may further comprise a coupling mechanism configured to releasably couple with a corresponding feature of the wellbore completion. The downhole flow control device may be configured to be retrievable independently of the completion component. The flow control device may comprise a check valve in the fluid pathway in order to substantially constrain the fluid flow to a single direction. In some cases, the flow control device may be configured to couple with a side pocket. In other cases, a concentric flow control device may be configured to couple with a screen base pipe, tubing, or stinger. | 03-12-2009 |
| 20090066535 | ALIGNING INDUCTIVE COUPLERS IN A WELL - An apparatus that is usable with a well includes a first equipment section that includes a first inductive coupler and a second equipment section that includes a second inductive coupler. The second equipment section is adapted to be run downhole into the well after the first equipment section is run downhole into the well to engage the first equipment section. A mechanism of the apparatus indicates when the first inductive coupler is substantially aligned with the second inductive coupler. | 03-12-2009 |
| 20090071651 | SYSTEM FOR COMPLETING WATER INJECTOR WELLS - A system for completing water injection wells includes an injector well completion system. In an embodiment, an injector well completion system in a formation has a casing string disposed in a wellbore having an annulus. The casing string includes a casing and a perforating gun. The casing string is run into the wellbore and cemented to provide a cemented casing string having the perforating gun. The tubing is run into the wellbore inside the cemented casing string. | 03-19-2009 |
| 20090078427 | SYSTEM FOR COMPLETING WATER INJECTOR WELLS - A system for completing water injection wells includes an injector well completion system. In an embodiment, an injector well completion system for liquid injection in a formation includes a casing string disposed in a wellbore having a tubing bore. The casing string includes a casing and a sliding sleeve. The sliding sleeve has a pressure control valve having open and closed positions, an actuator mandrel having a flow control device, and an injection pressure communication port. The open position of the pressure control valve actuates the actuator mandrel to align the flow control device and the injection pressure communication port to inject liquid from the tubing bore to the formation and generate fractures in the formation. | 03-26-2009 |
| 20090085701 | PROVIDING AN INDUCTIVE COUPLER ASSEMBLY HAVING DISCRETE FERROMAGNETIC SEGMENTS - An inductive coupler assembly has a first coupler having a first support structure and plural discrete first ferromagnetic segments supported by the first support structure, and a second coupler to inductively couple to the first coupler, the second coupler having a second support structure and plural discrete ferromagnetic segments supported by the second support structure. | 04-02-2009 |
| 20090090499 | WELL SYSTEM AND METHOD FOR CONTROLLING THE PRODUCTION OF FLUIDS - Embodiments of the present invention allow the placement of a stand alone device (valve) along a flow path, without a physical connection to the surface or reliance on the borehole for signaling, to provide a means to control the flow between reservoirs. This is achieved using a valve located in the flow path that can be actuated without sending signals down the borehole or well path and thereby eliminating the need for complicated signal lines and or fluid columns to actuate the valve. | 04-09-2009 |
| 20090151950 | ACTIVE INTEGRATED WELL COMPLETION METHOD AND SYSTEM - A well system may be provided comprising a first primary inductive coupler configured to be communicably coupled to a surface device and a first secondary inductive coupler. The first secondary inductive coupler may be further configured to be communicably coupled to one or more completion components provided in a first portion of the well. In addition, the well system may comprise a second primary inductive coupler configured to be communicably coupled to the surface device and a second secondary induction coupler. The second secondary inductive coupler may be further configured to be communicably coupled to one or more completion components provided in a second portion of the well. The flow through at least one of the first and second portions of the well may be adjusted via at least one of the one or more completion components. A method for completing a well comprising inductive couplers may also be provided. | 06-18-2009 |
| 20090166045 | HARVESTING VIBRATION FOR DOWNHOLE POWER GENERATION - A system that is usable with a subterranean well includes a winding, a member and a circuit. The winding is located downhole in the well, and the member moves relative to the winding in response to vibration occurring in the well to cause a signal to be generated on the winding. The circuit is coupled to the winding to respond to the signal to provide power to operate a component located downhole in the well. | 07-02-2009 |
| 20090173505 | Method For Running A Continuous Communication Line Through A Packer - Techniques are provided for sealing a communication line within a device positioned in a wellbore. The communication line may be continuous and extends through a pass-through arranged generally longitudinally through the device. Swellable sealing material is positioned about and/or over the communication line which is placed in the pass-through of the device to form and maintain a secure seal once the device is submerged in a fluid that causes the swellable sealing material to expand. | 07-09-2009 |
| 20090211755 | SYSTEM AND METHOD FOR INJECTION INTO A WELL ZONE - A technique facilitates a water flood, e.g. dump flood, operation. A standard electric submersible pumping system is deployed in a wellbore to draw water from an aquifer or water source zone along the wellbore. A shroud and a crossover port are used in combination with the submersible pumping system to redirect pumped water downwardly along an isolated flow path. The downward flow of pumped water is directed along the wellbore and injected into a desired, injection zone to facilitate recovery of oil or to perform other types of water flood operations. | 08-27-2009 |
| 20090283279 | ZONAL ISOLATION SYSTEM - A zonal isolation system for use in a well is provided. The zonal isolation system includes a zonal isolation tool, at least one anchor, and at least one polished bore receptacle. The zonal isolation system may include a setting string for activation of the zonal isolation tool and/or the at least one anchor. The zonal isolation system may also include an isolation string for maintaining separation zones during production or injection of the well. | 11-19-2009 |
| 20090294124 | SYSTEM AND METHOD FOR SHIFTING A TOOL IN A WELL - A technique is employed to shift a well tool located in a wellbore. A shifting tool is moved downhole into proximity with a well tool that is to be shifted. The shifting tool comprises one or more engagement members that enable engagement with any of a variety of well tools having a variety of sizes. A sensor system provides an indication as to when the shifting tool is moved into proximity with a specific well tool. | 12-03-2009 |
| 20100038074 | ANTI-EXTRUSION DEVICE FOR SWELL RUBBER PACKER - A system for use in a wellbore is disclosed. The system may include a tube, a swell packer surrounding a portion of the tube, a first pair of plates coupled to an outer surface of the tube and positioned at a first end of the swell packer, each of the first pair of plates having a plurality of slots extending inwardly from an outer edge of the plate, the regions between slots defining petals, wherein at least one of the slots of one of the first pair of plates overlaps with at least one of the petals of the second of the first pair of plates, and a second pair of plates coupled to the outer surface of the tube and positioned at a second end of the swell packer, each of the second pair of plates having a plurality of slots extending inwardly from an outer edge of the plate, the regions between slots defining petals wherein at least one of the slots of one of the second pair of plates overlaps with at least one of the petals of the second of the second pair of plates. | 02-18-2010 |
| 20100038093 | FLOW CONTROL VALVE PLATFORM - A system that is usable with a well includes a tubing string that extends into an isolated zone of the well and a plurality of chokes modules that are disposed in the isolated zone to control communication between a passageway of the tubing string and the zone. Each choke module includes an associated choke, which is removable from the choke module without disassembly of the tubing string. Each choke module is independently controllable relative to the other choke module(s) to selectively enable and disable flow through the associated choke. | 02-18-2010 |
| 20100101788 | Multi-Point Chemical Injection System - A technique enables injection of treatment chemicals at a plurality of desired locations along a well. A multi-point chemical injection system is connected and deployed into a wellbore. The multi-point chemical injection system delivers one or more treatment chemicals along the wellbore to the desired locations at a plurality of injection zones. A single control line is run from a surface location down through the wellbore to the plurality of injection zones. The single control line is used to deliver the treatment chemical to each of the injection zones. | 04-29-2010 |
| 20100139930 | SYSTEM AND METHOD TO SEAL USING A SWELLABLE MATERIAL - The invention is a sealing system, such as a packer, that is used in a wellbore to seal against an exterior surface, such as a casing or open wellbore. The sealing system includes a swellable material that swells from an unexpanded state to an expanded state thereby creating a seal when the swellable material comes into contact with a triggering fluid. | 06-10-2010 |
| 20100175894 | SINGLE TRIP WELL COMPLETION SYSTEM - A completion system that is usable with a well may include a packer, a screen, an isolation valve and an annulus communication valve. The screen communicates well fluid between an annulus of the well and an interior passageway of the completion system. The isolation valve is radially disposed inside the screen to control communication through the screen between the annulus and the interior passageway. The annulus communication valve is located downhole of the packer and uphole of the screen to control communication with the annulus of the well. The packer, screen, isolation valve and the annulus communication valve are adapted to be run downhole as a unit into the well as a single trip completion. | 07-15-2010 |
| 20100186953 | MEASURING A CHARACTERISTIC OF A WELL PROXIMATE A REGION TO BE GRAVEL PACKED - A gravel pack service tool is lowered into a well. At least one sensor proximate a well region to be gravel packed measures at least one characteristic of the well, where the measuring is performed during a gravel pack operation by the gravel pack service tool. The gravel pack service tool is removed from the well after the gravel pack operation. | 07-29-2010 |
| 20100200291 | COMPLETION SYSTEM HAVING A SAND CONTROL ASSEMBLY, AN INDUCTIVE COUPLER, AND A SENSOR PROXIMATE TO THE SAND CONTROL ASSEMBLY - A completion system for use in a well includes a first completion section and a second section. The first completion section has a sand control assembly to prevent passage of particulates, a first inductive coupler portion, and a sensor positioned proximate to the sand control assembly that is electrically coupled to the first inductive coupler portion. The second section is deployable after installation of the first completion section. It includes a second inductive coupler portion to communicate with the first inductive coupler portion, to enable communication between the first completion section's sensor and another component coupled to the second section. | 08-12-2010 |
| 20100236774 | COMPLETION SYSTEM HAVING A SAND CONTROL ASSEMBLY, AN INDUCTIVE COUPLER, AND A SENSOR PROXIMATE TO THE SAND CONTROL ASSEMBLY - A completion system for use in a well includes a first completion section and a second section. The first completion section has a sand control assembly to prevent passage of particulates, a first inductive coupler portion, and a sensor positioned proximate to the sand control assembly that is electrically coupled to the first inductive coupler portion. The second section is deployable after installation of the first completion section. It includes a second inductive coupler portion to communicate with the first inductive coupler portion, to enable communication between the first completion section's sensor and another component coupled to the second section. | 09-23-2010 |
| 20100270031 | DOWNHOLE DISSOLVABLE PLUG - In one or more embodiments, a downhole plug is disclosed. The downhole plug can include a housing having an aperture disposed generally through the center of the housing, a stopper having a composition of at least two different materials, one or more covers at least partially disposed on the stopper, wherein the stopper is at least partially encapsulated by the one or more covers, and wherein the stopper is disposed in the aperture and adapted to block fluid flow therethrough, and a flow control device disposed adjacent the stopper to selectively introduce fluid to at least a portion of the stopper. In one or more embodiments, a method is disclosed for operating a wellbore using a downhole plug. | 10-28-2010 |
| 20100300678 | COMMUNICATING ELECTRICAL ENERGY WITH AN ELECTRICAL DEVICE IN A WELL - A completion system for use in the well includes a liner for lining the well, where the liner has a first inductive coupler portion. An electric cable extends outside an inner passage of the liner. The completion system further includes a second inductive coupler portion and an electrical device inside the liner and electrically connected to the second inductive coupler portion. The first and second inductive coupler portions enable power to be provided from the electric cable outside the inner passage of the liner to the electrical device inside the liner. | 12-02-2010 |
| 20110056702 | DISSOLVABLE CONNECTOR GUARD - A connector guard is provided to protect one or both downhole connectors during wellbore run in prior to mating downhole. The connector guard may comprise dissolvable or degradable material and include an engagement sections and a removal feature. The connector guard may be dissolved or degraded via a reactive agent or temperature either introduced downhole proximate to the guards or contained within a chamber included in or created by a connector guard. The connector guard may be further coupled by a non-reactive cover in order to control the rate of reaction of the dissolvable material. The cover may be breached prior to mating of the downhole connectors. | 03-10-2011 |
| 20110079382 | CHEMICAL INJECTION OF LOWER COMPLETIONS - A chemical injection system directed at lower completions. The system includes a tubular stinger that is anchored within a upper region of a well but traverses into the lower completion. Thus, a platform is provided for a chemical injection line running from surface to the lower completion. As a result, chemical injection may be directed right at a sand screen and other scale prone features of lower completions. | 04-07-2011 |
| 20110079398 | MULTI-POINT CHEMICAL INJECTION SYSTEM FOR INTELLIGENT COMPLETION - An intelligent completion system includes a production tubing configured for production from multiple zones in a wellbore; at least one flow control valve disposed on the production tubing for each of the multiple zones, wherein the at least one flow control valve regulates flow of a wellbore fluid into the production tubing; a chemical injection mandrel disposed on the production tubing adjacent the at least one flow control valve in the each of the multiple zones, wherein the chemical injection mandrel is connected to at least one chemical injection line for injecting one or more chemicals into the wellbore; and a control mechanism connected to the at least one flow control valve and the chemical injection mandrel such that the injection mandrel and the at least one flow control valve are operated in a coordinated manner. | 04-07-2011 |
| 20110100620 | ACTIVE INTEGRATED WELL COMPLETION METHOD AND SYSTEM - A well system may be provided comprising a first primary inductive coupler configured to be communicably coupled to a surface device and a first secondary inductive coupler. The first secondary inductive coupler may be further configured to be communicably coupled to one or more completion components provided in a first portion of the well. In addition, the well system may comprise a second primary inductive coupler configured to be communicably coupled to the surface device and a second secondary induction coupler. The second secondary inductive coupler may be further configured to be communicably coupled to one or more completion components provided in a second portion of the well. The flow through at least one of the first and second portions of the well may be adjusted via at least one of the one or more completion components. A method for completing a well comprising inductive couplers may also be provided. | 05-05-2011 |
