Matches 1 - 50 out of 258 1 2 3 4 5 6 >


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US20150197995 RETRIEVABLE TUBING CONNECTOR SYSTEM  
A technique facilitates connection of tubing strings in which one tubing string is received in another tubing string. A connector has an inner connector which may be coupled with an inner tubing...
US20120199346 COMPLETION ASSEMBLY  
A technique includes running a lower completion assembly into a well in a single trip. The lower completion assembly includes a screen, a first valve and a second valve. The technique includes...
US20140209325 EXANDABLE WEDGE SLIP FOR ANCHORING DOWNHOLE TOOLS  
An expansion apparatus for anchoring a downhole tool in a well is provided. The expansion apparatus has a wedge, an expansion wedge and a slip ring. The wedge and expansion wedge interact so as to...
US20130299176 HYBRID-TIEBACK SEAL ASSEMBLY  
A hybrid-tieback seal assembly and methods for tying a well back to the surface or subsea well head are disclosed. A method to tie a well back to the surface or subsea well head comprises running...
US20140262352 Cable By-Pass for Spooled Cables  
A downhole tool with a swellable mantle is configured for insertion of a cable into a longitudinal slit in the mantle. An arcuate groove is formed in an outer surface of the mantle corresponding...
US20130255947 INTERMEDIATE COMPLETION ASSEMBLY FOR ISOLATING LOWER COMPLETION  
A completion system, including a lower completion installed in a borehole proximate to a downhole formation. An intermediate completion assembly is included directly engaged with the lower...
US20140290965 DEACTIVATION OF PACKER WITH SAFETY JOINT  
A packer deactivation system can include a packer and a safety joint. Activation of the safety joint can prevent setting of the packer. A method for use with a subterranean well can include...
US20130233573 DEACTIVATION OF PACKER WITH SAFETY JOINT  
A packer deactivation system can include a packer and a safety joint. Activation of the safety joint can prevent setting of the packer. A method for use with a subterranean well can include...
US20150184477 Method and Device for a Running Tool  
A method and device for drilling or cleaning an underground borehole. The device includes a drilling tool, a drill string with two pipe conduits extending up to the surface and an arrangement for...
US20120073835 ORIENTABLE ECCENTRIC DOWNHOLE ASSEMBLY  
An assembly employing multiple eccentric devices about a mandrel. The assembly is configured such that at least one of the eccentric devices is adjustably orientable relative another. Thus, for...
US20150198006 EXPANDABLE TIE BACK SEAL ASSEMBLY  
Disclosed are apparatus and methods for completing a wellbore, using expandable tubular to form a sealed connection. More particularly, embodiments of the present invention relate to forming a...
US20140174721 Probe Packer Including Rigid Intermediate Containment Ring  
A downhole tool for a wellbore within a geological formation may include a housing to be lowered into the wellbore, a probe carried by the housing having a first opening therein, and a packer...
US20150144347 System and Method for Re-fracturing Multizone Horizontal Wellbores  
A packer on a tubing string and diverting material pumped down the tubing string may be used isolate a fracture cluster in a multizone horizontal wellbore that has been previously hydraulically...
US20140014353 PACKER SETTING AND/OR UNSETTING  
Linear movement via a sliding mandrel configured to translate axially is converted into radial movement to compress a packer. The packer is configured to seal an item of oilfield equipment...
US20130075108 BARRIER VALVE SYSTEM AND METHOD OF CLOSING SAME BY WITHDRAWING UPPER COMPLETION  
A completion system, including a barrier valve transitionable between an open position and a closed position. An upper completion is operatively coupled with the barrier valve for mechanically...
US20130255958 RETROFIT BARRIER VALVE SYSTEM  
A retrofit assembly for functionally replacing a fluid isolation valve disposed in a borehole above a lower completion, including a barrier valve operatively arranged to selectively isolate the...
US20140299334 SEALING MATERIAL FOR ANNULAR BARRIERS  
The present invention relates to an annular barrier for providing zone isolation between a first zone and a second zone in a borehole or a casing downhole, the annular barrier comprising a tubular...
US20140216713 DOWNHOLE TOOL WITH EROSION RESISTANT LAYER  
This disclosure is related to downhole tool having an erosion resistant material metalurgically bonded to portions of the downhole tool. The downhole tool can have the erosion resistant material...
US20130255946 METHOD FOR SINGLE TRIP FLUID ISOLATION  
A completion system for arrangement in a borehole including a lower completion, an upper completion string, and an intermediate assembly engaged between the lower completion and the upper...
US20110315403 BOTTOM HOLE ASSEMBLY COMPRISING FLOW THROUGH SETTING TOOL AND FRAC PLUG  
A bottom hole assembly comprising a hydraulic setting tool, a frac plug, and usually also an adapter for connecting the frac plug to the setting tool. The setting tool, adapter, and frac plug, all...
US20120247775 DOWNHOLE TOOL WITH PUMPABLE SECTION  
A downhole tool for use in a well. The tool has a packer assembly and a pumpable plug associated with the packer assembly. The pumpable plug has a diameter greater than the maximum outer diameter...
US20090205818 DOWNWELL SYSTEM WITH SWELLABLE PACKER INCLUDING BLOWING AGENT  
A downwell packer assembly includes a tubular member and a packer element mounted on the tubular member. The packer element comprises a composition that includes a polymer. The packer element...
US20130277051 ONE TRIP TREATMENT SYSTEM WITH ZONAL ISOLATION  
A treatment system including a seal assembly operatively arranged with respect to a first zone in a borehole for isolating the first zone from a second zone and a third zone. The second and third...
US20130000887 DOWNHOLE TOOL WITH PUMPABLE SECTION  
A downhole tool for use in a well. A pumpable plug is used to urge bottom hole assemblies to a desired location in a well. The pumpable plug has a diameter greater than the maximum outer diameter...
US20090277623 DUAL PACKER FOR A HORIZONTAL WELL  
A dual packer for at least partially defining a production zone in a wellbore, the dual packer including a packer body having an up-hole side and a down-hole side. A first through bore and a...
US20150096740 Frack Plug with Temporary Wall Support Feature  
In a fracturing application a packer for a given zone to be fractured is reinforced during fracturing with an insert that is preferably a sleeve. During times of high collapse pressure loading,...
US20130161027 Unequal Load Collet and Method of Use  
A downhole actuation system comprises an actuation mechanism comprising an indicator; a wellbore tubular; and a collet coupled to the wellbore tubular. The collet comprises a collet protrusion...
US20130192897 Downhole Tool Activation  
An apparatus for use in controlling first and second downhole tools includes a first cyclical indexing mechanism associated with a first downhole tool, and a second cyclical indexing mechanism...
US20100065284 CABLE DUCT DEVICE IN A SWELLING PACKER  
A cable duct device in a swellable packer (1) of the kind in which the packer (1) is adapted to be able of sealing an annulus (3), and in which the swellable packer (1) is provided with at least...
US20070163776 Device of a test plug  
A device is described for a plug (12) for pressure testing of bore holes and the like in a formation or the like, and associated pipe (10) in which the plug is installed in a plug-carrying chamber...
US20090277651 High Circulation Rate Packer and Setting Method for Same  
A high circulation rate packer (50) for establishing a sealing and gripping engagement with a well casing (34) disposed in a wellbore (32). The packer (50) includes a packer mandrel (54), a seal...
US20140202687 DETERMINING FRACTURE LENGTH VIA RESONANCE  
A system and method to determine a length of a fracture induced from a borehole are described. The method includes isolating a portion of the borehole, the portion of the borehole including an end...
US20150176365 WELL TOOLS WITH SEMI-PERMEABLE BARRIER FOR WATER-SWELLABLE MATERIAL  
A method of operating a well tool can include a swellable material of the well tool swelling in a subterranean well, in response to water in the well entering the swellable material, and a...
US20090078429 SYSTEM AND METHOD FOR ENGAGING WELL EQUIPMENT IN A WELLBORE  
A technique is provided for moving a downhole equipment assembly into engagement or out of engagement with a lower completion positioned in a wellbore. An upper communication line extends past the...
US20090205842 ON-SITE ASSEMBLABLE PACKER ELEMENT FOR DOWNWELL PACKING SYSTEM  
A packer system for a wellbore includes: a tubular member; a packer element mounted on the tubular member and formed of a swellable polymeric material; and a securing unit that is configured to...
US20140116699 Pressure Relief-Assisted Packer  
A wellbore completion method comprising disposing a pressure relief-assisted packer comprising two packer elements within an axial flow bore of a first tubular string disposed within a wellbore so...
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...
US20150068774 ANNULAR BARRIER WITH A SEAL  
The present invention relates to a downhole annular barrier (1) with an axial extension having an outer surface facing an inner surface of an outer structure (2). The downhole annular barrier...
US20130140023 ASSEMBLIES AND METHODS FOR MINIMIZING PRESSURE-WAVE DAMAGE  
An assembly for minimizing damaging effects of pressure waves on devices in a wellbore. The assembly comprises a dynamic device disposed in the wellbore and generating pressure waves during...
US20090242189 SWELL PACKER  
A swell packer includes a base tubular; a seal member encircling the base tubular, the seal member swelling radially to a seal equilibrium swell upon contact with a particular fluid; and a disc...
US20100012330 Interventionless Set Packer and Setting Method for Same  
A packer (80) for establishing sealing engagement with a surface disposed in a wellbore includes a packer mandrel (90) and a seal assembly (100, 102, 104) slidably disposed about the packer...
US20130319654 PLUGGING DEVICE  
The invention relates to a plugging device (1) comprising a packer device (4) for pressure tight sealing of a pipe. The packer device (4) comprises a first outer packer supporting device (20), a...
US20130255952 Controlled Production and Injection  
A well production and injection string includes a plurality of spaced apart packers each adapted to seal with a wall of the wellbore. A plurality of flow control devices are provided in the...
US20120325484 INTEGRATED ZONAL CONTACT AND INTELLIGENT COMPLETION SYSTEM  
Systems and methods for producing from multiple zones in a subterranean formation are provided. The system can include a liner including a first frac valve, a second frac valve, and a formation...
US20150218917 METHOD FOR REPAIRING A LINER HANGER, DEVICE AND BLANK FOR IMPLEMENTATION THEREOF  
The present invention notably concerns a method for repairing a hanger (D) of a liner (B), with a view to making it leak-tight, this liner (B) being placed inside and in the continuation of the...
US20130333901 DOWNHOLE SEAL ELEMENT OF CHANGING ELONGATION PROPERTIES  
An isolation device with seal element having substantial elongation properties at a time of setting and insubstantial elongation properties at time of drill out. That is, the seal element may be...
US20150240628 WELL ISOLATION  
A system (10,100) for isolating a wellbore (12,112) having a fluid flow passage (18,118) extending from surface to a subterranean location has a first, downhole, valve (20,120) and a second,...
US20140151064 Hybrid-Tieback Seal Assembly Using Method and System for Interventionless Hydraulic Setting of Equipment when Performing Subterranean Operations  
Hybrid-tieback seal assemblies, interventionless setting assemblies, and associated methods of setting downhole components of the hybrid-tieback seal assemblies using such interventionless setting...
US20080302526 Arrangement for Affixing an Expandable Packer in a Hole  
The present invention relates to an arrangement for affixing an expandable packer 22, 32 in a hole 30, wherein the arrangement includes a piston-and-cylinder device 11, 12 with which the piston...
US20050109502 Downhole seal element formed from a nanocomposite material  
A seal element (70) for providing a static or dynamic seal between two components (74, 78) in a downhole tool includes a polymer host material (212) and a plurality of nanostructures (220) forming...

Matches 1 - 50 out of 258 1 2 3 4 5 6 >