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US20120000674 |
Subterranean Jetting Tool
The present invention relates to a jetting tool and method useful for inserting coiled or stick tubing further into subterranean wells, to permit additional production capacity to be realized from... |
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US20110300008 |
COMPACT CABLE SUSPENDED PUMPING SYSTEM FOR LUBRICATOR DEPLOYMENT
A method of installing or retrieving a pumping system into or from a live wellbore includes connecting a lubricator to a production tree of the live wellbore and raising or lowering one or more... |
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US20140262337 |
Fatigue Resistant Coiled Tubing
The disclosed manufacture method for a length of tubing can produce a length of fatigue resistant tubing that has relatively high fatigue resistance and relatively low strip-to-strip welding... |
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US20140196891 |
SELF-CONTAINED GAS IMPULSE CREATION
A self-contained gas impulse apparatus includes a gas impulse unit for generating a plurality of gas blasts when supplied with pressurized gas. A gas supply unit is connected by a gas conduit to... |
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US20140020907 |
FIXED WET CONNECTION SYSTEM FOR AN ELECTRICAL SUBMERSIBLE PUMP
A wet connection system comprises a fixed tubing with an orientation profile and redundant, first and second fixed wet connectors, and an electrical submersible pump assembly (ESP) comprising a... |
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US20110240312 |
PERMANENT CABLE FOR SUBMERSIBLE PUMPS IN OIL WELL APPLICATIONS
A technique facilitates the employment of an electric submersible pumping system or other well system downhole into a wellbore. The electric motor system is coupled with a signal carrying cable... |
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US20130133901 |
Apparatus for Expanding Tubulars in a Wellbore
An expansion assembly and method expand tubulars. In one embodiment, an expansion assembly for disposition in a wellbore includes an expandable tubular. The expansion assembly also includes an... |
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US20110162850 |
SLANT WELL DESALINATION FEEDWATER SUPPLY SYSTEM AND METHOD FOR CONSTRUCTING SAME
The present invention is embodied in a system for supplying water to a desalination plant from a subsurface feedwater supply using one or more slant wells. The present invention is also embodied... |
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US20150075812 |
UNDER-REAMER
An under-reamer comprises a body and extendable cutters mounted on the body. The under-reamer is configured to be cycled between a first configuration in which the cutters are retracted and a... |
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US20150053408 |
Wellbore Completion
The present application relates to systems and methods for use in wellbore completion. Embodiments of the invention relate to a method and system for operating a downhole tool, such as a downhole... |
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US20140332237 |
CHAIN SERVICE INDICATOR
An injector head unit includes one or more drive chains revolving within a common plane mounted on an upper drive sprocket and a lower drive sprocket, wherein at least one of the upper and lower... |
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US20140083712 |
Safety Valve By-Pass System for Cable-Deployed Electric Submersible Pump
In an embodiment, a work string for downhole use in a well comprises a safety valve comprising a sealable flow path; a first electrical connection disposed above the safety valve; a second... |
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US20120305241 |
ATOMIC BATTERY POWERED DOWNHOLE COMPLETIONS ASSEMBLY
A completions assembly having an autonomous self-sustaining portion powered by an atomic battery. The atomic battery may be of a non-based beta voltaic variety configured to provide uninterrupted... |
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US20150259995 |
Alignment Assembly
A technique facilitates latching of a tool in a desired alignment within a tubing string. The tubing string comprises a latching section designed to latch the tool in a specific orientation. The... |
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US20110308816 |
METHOD OF INSTALLING AND REMOVING AN ELECTRIC SUBMERSIBLE PUMP
A method of servicing an electric submersible pump in a well with a positive wellhead pressure includes providing production tubing in the well casing, a coil tubing string within the production... |
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US20150114667 |
High Strength Inlay to Improve Lock-Down Capacity in a Wellhead
A wellhead assembly includes a wellhead housing having a bore and a locking profile including a gallery slot, and an annular notch. An inner wellhead assembly is selectively landed in the bore of... |
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US20120298376 |
TUBULAR COUPLING DEVICE
A coupling device includes an upper adapter and a lower adapter. The lower adapter may be pre-installed on a downhole tool and positioned in a wellbore. The upper adapter may be attached to a... |
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US20130160995 |
REDUCING AXIAL WAVE REFLECTIONS AND IDENTIFYING STICKING IN WIRELINE CABLES
Techniques are described for axial vibration control of wireline tools and cables during logging operations. In undesirable cases the axial vibrations may lead to or exasperate the stick-slip... |
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US20130068481 |
A Bottom Hole Assembly For Deploying An Expandable Liner In a Wellbore
A bottom hole assembly carrying an expandable tubular is disposed in a portion of a wellbore having a lost circulation zone, and the tubular is radially expanded to isolate the wellbore from the... |
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US20120312554 |
Insert Gas Lift Injection Assembly for Retrofitting String for Alternative Injection Location
An insert device can straddle an existing production string port into the annulus such as through an open sliding sleeve so that annulus access into the production string is available. An... |
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US20140116729 |
WIRELINE CRAWLER TRACTOR
A well tractor for use in inserting a bottom hole assembly into a wellbore, the well tractor including a tractor body, and two or more wheels connected to the tractor body by pivot arms and having... |
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US20150152717 |
Casing Window Assembly
A casing window assembly and methods for installing the casing window assembly. |
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US20140224510 |
Casing Window Assembly
A casing window assembly and methods for installing the casing window assembly. |
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US20130255968 |
Casing Window Assembly
A casing window assembly and methods for installing the casing window assembly. |
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US20140345865 |
Wellsite Surface Equipment Systems
A system for powering wellsite surface equipment comprises at least one prime mover in communication with a fuel source for powering the prime mover and having at least one heat source, at least... |
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US20140311756 |
Pipe Centralizer Having Low-Friction Coating
A centralizer for a tubular body in a wellbore is provided herein. The centralizer includes an elongated body having a bore there through. The bore is dimensioned to receive a tubular body. The... |
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US20150144357 |
USE OF MULTIPLE STACKED COILED TUBING (CT) INJECTORS FOR RUNNING HYBRID STRINGS OF CT AND JOINTED PIPE OR MULTIPLE CT STRING
Methods and apparatus are disclosed concerning an injector apparatus, comprising: an upper injector coupled to a frame, wherein the upper injector has an upper injector passage; a lower injector... |
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US20110192614 |
Torque Transmitting Load Shoulder
A well drilling tool has a tubular member connected into a casing string that serves as a drill string. A load shoulder is located within the bore of the tubular member. The load shoulder has a... |
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US20120247787 |
Injector Head For Coiled Tubing Systems
An injector head used in coiled tubing systems including at least two opposed counter-rotating chain loops having a first end and a second end, the chain loops having a chain. The injector head... |
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US20090101345 |
Liner Drilling System with Retrievable Bottom Hole Assembly
A liner drilling system employs a bottom hole assembly that may be retrieved before reaching the total liner depth. The system includes an outer string made up of a liner and a profile nipple. An... |
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US20120193093 |
Modular Transportable System For SAGD Process
A transportable modular process for exploiting a remote heavy oil resource or the like using steam assisted gravity drainage technology or the like. Said process comprising transportable... |
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US20130180730 |
HYDRAULIC ASSIST DEPLOYMENT SYSTEM FOR ARTIFICIAL LIFT SYSTEMS AND METHODS FOR USING THE SAME
A well conveyance system couples to an uphole end of an artificial lift system and operates to push the artificial lift system through a tubing string for deployment in a wellbore. The well... |
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US20130299189 |
DRILLING RIG EMPLOYING PIVOTING DRILLING TOWER
An apparatus including a base, and a drilling tower pivotally coupled to the base to pivot the drilling tower between first and second pivot positions. The drilling tower includes a first portion,... |
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US20140166310 |
EXPANDABLE LINER FOR OVERSIZED BASE CASING
An expandable tubular member comprises a first portion having a first inner diameter and a first wall thickness. A second portion of the expandable tubular member has an increased inner diameter... |
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US20120292048 |
Managing Tensile Forces in a Cable
A well servicing system includes a frame adapted to mount to a pipe handling system that includes a hanger adapted to guide a load coupled to a cable towards a wellhead, where the load exerts at... |
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US20130020094 |
Gun Upset and No-Go System for Deployment of Perforating Gun Assemblies
Devices and methods for deploying perforating guns through a wellhead production assembly and into a wellbore. In particular embodiments, the invention provides devices and methods for deploying... |
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US20110220368 |
WIRELINE LUBRICATOR
A wireline lubricator and a connector (10) comprising a first part (100) with a first seal portion (101) and a first throughgoing passage for receiving a part of a wireline, and a second part... |
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US20080196901 |
Self-Aligning Open-Hole Tractor
A downhole tractor assembly that is configured for open-hole applications and of a self-aligning nature. The self-aligning nature of the assembly is effectuated through a tractor portion which is... |
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US20140262260 |
Sand Control Screen Having Improved Reliability
A sand control device is used for restricting the flow of particles from a subsurface formation into a tubular body within a wellbore during production operations. The sand control device is... |
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US20140166312 |
Multi-Position Weight Down Locating Tool
A weight down tool comprises a central mandrel configured to be coupled to a wellbore tubular, an outwardly extending indicator disposed about the central mandrel, and a plurality of radially... |
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US20140158374 |
METHOD OF RUNNING A PIPE STRING HAVING AN OUTER DIAMETER TRANSITION
One embodiment provides an adjustable guide 10a to steer the end 90 of a pipe string 88 into position to be engaged and supported by a pipe gripping apparatus such as, for example, an externally... |
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US20140238691 |
ANTI-ALTERATION WELLHEAD VAULT
A wellhead vault for preventing alteration of the wellhead of a water supply. The vault is a heavy bell-shaped structure, formed of concrete, and having a downwardly facing concavity, and the... |
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US20080196902 |
Wireline or coiled tubing deployed electric submersible pump
An electric submersible pump and motor assembly for downhole applications, comprises an electric motor, a pump driven by the electric motor, a deployment line upon which the electric motor and... |
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US20140166300 |
DRIVE HEAD FOR A WELLHEAD
A drive head for a wellhead, the drive head comprising: a rod drive; a pressure chamber; and a rod receiving part connected to the rod drive and enclosed within the pressure chamber. A method... |
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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... |
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US20130233569 |
ANTI-ALTERATION WELLHEAD VAULT
A wellhead vault for preventing alteration of the wellhead of a water supply. The vault is a heavy bell-shaped structure, formed of concrete, and placed over and around the wellhead. The vaults... |
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US20060180315 |
Top drive torque booster
A method and apparatus for providing additional torque in a top drive system for rotating a tubular during tubular drilling, running, and/or handling operations. In one embodiment, a gear... |
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US20090139731 |
Drilling device and drilling method
The invention relates to a drilling device and a related drilling method, in which provision is made for a mast, a drilling carriage that is guided along the mast in a displaceable manner and a... |
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US20110185825 |
HORSESHOE LOAD CELL
A horseshoe load cell is designed to aid in optimizing sucker rod oil production, to improve the installation and removal process for polished rod load cells. This device includes top and bottom... |
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US20140166311 |
Multi-Position Weight Down Locating Tool
A weight down tool comprises a central mandrel configured to be coupled to a wellbore tubular, a plurality of outwardly extending hunter lugs disposed about the central mandrel, and a plurality of... |