Match Document Document Title
8950477 Hydraulic jar  
The present invention relates to hydraulic jars which include a jar body; a spindle axially movable within the jar body and coupled to the jar body by means of a helical splined coupling; the...
8950502 Series configured variable flow restrictors for use in a subterranean well  
A well device can include a fluid diode having an interior surface that defines an interior chamber, and an outlet from the interior chamber, with the interior surface operable to direct fluid to...
8950498 Methods, apparatus and systems for conveying fluids  
Disclosed are pipeline systems, methods and apparatus for handling fluids in offshore oil and gas production. The systems disclosed allow subsea functional lines having diameters which differ by...
8950489 Annular disposed stirling heat exchanger  
Apparatus and method for cooling internal components of a down-hole well drilling apparatus. Components of the well drilling apparatus are encased in an inner canister that is further encased in...
8950482 Fracture monitoring  
This application relates to methods and apparatus for monitoring hydraulic fracturing during oil/gas well formation. A fiber optic cable (102) deployed down a well bore (106), which may be the...
8950752 Wicker-type face seal and wellhead system incorporating same  
A wellhead seal assembly that forms a metal-to-metal seal between inner and outer wellhead members and a face seal between inner wellhead members. The face seal is created by two opposing sealing...
8950475 Tubular guiding and gripping apparatus and method  
A method and an apparatus to guide a tubular member are described herein. The apparatus includes a bore with a longitudinal axis extending therethrough and configured to support a tubular member,...
8950505 Method and apparatus for setting a wellbore packer  
A wellbore packer for setting one or more packing elements in a borehole having an open hole section. The wellbore packer comprises a port-less mandrel configured with one or more packing elements...
8950478 Coupling between wellbore tools having central transmission shafts  
Two well tools (100, 200) having centrally mounted drive shafts (160, 260) are provided with a mechanism to remove debris from a coupling between them. Thereafter, the tools can be coupled by...
8950476 Coiled tubing deployed ESP  
According to the present invention, there is provided a well pumping system comprising a length of coiled tubing extending to the surface of the well, a first electric pump, a first electric...
8950488 Polymerizing and anchoring a water-soluble polymer to an in-place mineral surface of a well  
Methods using an anchoring agent for a water-soluble polymer that is in-place polymerized in a subterranean formation. The anchoring agent comprises a hydrolyzable silyl group that reacts with one...
8950483 System and method for umbilical-less positional feedback of a subsea wellhead member disposed in a subsea wellhead assembly  
A positional feedback system includes a seal assembly coupled to a running tool, the seal assembly having a seal ring and an energizing ring positioned between a hanger and a subsea wellhead. The...
8950473 Cross-jack counterbalance system  
The device is a counterbalance system and method to reduce the work of conventionally balanced, reciprocating cantilevered beam pumping units, and comprises a pair of transversely oriented support...
8944162 Ambient-activated switch for downhole operations  
An apparatus includes a radiation source to output radiation after power is supplied. The apparatus also includes a power source to supply power. The apparatus includes an ambient-activated switch...
8944156 Hanger floating ring and seal assembly system and method  
Systems and methods are provided for isolating a landing ring of a hanger from pressure inside a wellhead and sealing a portion of the hanger via a seal assembly. The hanger includes a floating...
8944171 Method and apparatus for completing a multi-stage well  
A technique includes deploying a string that includes a seat assembly in a well; and running a shifting tool in a passageway of the string. The shifting tool shifts the seat assembly to cause the...
8944160 Pulsating rotational flow for use in well operations  
A system for use with a subterranean well can include a fluid oscillator which discharges pulsating fluid from a tubular string in a direction at least partially toward an end of the tubular...
8944185 Systems and methods to reduce oscillations in magnetic couplings  
A drilling system includes a magnetic coupling and an oscillation absorber. The magnetic coupling has a rotor that rotates about an axis of rotation. The oscillation absorber is in operable...
8944169 Apparatus and method for fracturing a well  
Apparatus and methods are provided for fracturing a well in a hydrocarbon bearing formation. The apparatus can include one or more valve sub-assemblies assembled into a tubing string inserted into...
8944158 Pipe clamp mechanism and method  
A pipe clamp mechanism and method for use with a pipe arm retracts beneath two laterally positioned pipe guide surfaces in a retracted position to allow a pipe to roll laterally into a pipe...
8944167 Multi-zone fracturing completion  
A wellbore completion is disclosed. The wellbore completion comprises a casing assembly comprising a plurality of casing lengths. At least one collar is positioned so as to couple the casing...
8944172 Method and system for hydraulically presetting a metal seal  
A system and method is provided for hydraulically presetting a metal-to-metal seal, which may be installed in an annular space between wellhead components. A hydraulic running tool may be landed...
8947256 Monitoring system for sucker rod  
An intelligent monitoring system for a sucker rod including a monitor center, a remote wireless communication equipment communicating with the monitor center and connected with a movement...
8944166 Composition and methods to prevent corrosion by CO2 on cement composition  
Methods and compositions that protect cement compositions from corrosion, particularly from wet carbon dioxide, are provided. A soluble salt additive is provided to react with reaction products...
8944164 Aggregating reagents and methods for making and using same  
Composition and methods using the compositions are disclosed, where the compositions include heterocyclic aromatic amines, substituted heterocyclic aromatic amines, poly vinyl heterocyclic...
8949029 Method for using tracer flowback for estimating influx volumes of fluids from different influx zones  
A method of estimating influx profile for well fluids (oil, gas, or water) to petroleum well with influx locations to a production flow, including: arranging tracer sources with tracer materials...
8944157 Hydro pneumatic lifting system and method  
The disclosed invention introduces an efficient lifting mechanism for reciprocating vertically a load system, the load consisting of the aggregate weights of a cargo payload in conjunction with...
8944168 High pressure multistage centrifugal pump for fracturing hydrocarbon reserves  
The present invention relates to a multistage centrifugal pump design, which has the diffusers, impellors, and a shaft, inserted within a high pressure housing, such that this assembly is fully...
8944403 Blowout preventer with pressure-isolated operating piston assembly  
A ram-type blowout preventer including an operating piston assembly isolated from wellbore pressure effects is provided. In one embodiment, a blowout preventer includes piston coupled to a ram by...
8945395 Settling vessel and method of use  
A vessel for use in settling particulate matter from a fluid stream is provided. Fluid is introduced to the vessel through an angled inlet, with flow into the vessel both disrupted and deflected...
8944723 Tensioner latch with pivoting segmented base  
A tensioner assembly for applying tension to a tubular member, such as a riser, can include an upper latch connected to the tubular member, a platform with a bore, and a plurality of lower latch...
8944165 Cement composition containing an additive of a pozzolan and a strength retrogression inhibitor  
A cement composition comprises: cement; water; and an additive, wherein the additive is a pozzolan and a strength-retrogression inhibitor, and wherein a mixture consisting essentially of: the...
8943996 Backlit graduated gauge including means for super-illuminating a portion of the graduations  
The invention relates to a backlit motor vehicle gauge such as a speedometer or a revolution counter, which gauge has a wall provided with translucent graduations disposed over a circular arc, one...
8947975 Time-variable gain for correction of fluid attenuation in downhole acoustic tools  
An apparatus for use in a wellbore is provided that in one embodiment may include at least one transmitter configured to generate acoustic signals in the wellbore, at least one receiver configured...
8944163 Method for hydrocarbon recovery using a water changing or driving agent with RF heating  
A method of processing a hydrocarbon resource in a subterranean formation including a laterally extending injector well, a laterally extending producer well below the laterally extending injector...
8944161 Gripper assembly for downhole tools  
A gripper assembly for anchoring a tool within a downhole passage and for possibly assisting movement of the tool within the passage. The gripper assembly includes an elongated mandrel and...
8944186 Device for performing deep drillings and method of performing deep drillings  
Device for performing deep drillings, especially geothermal, may include a surface base, a borehole in a geological formation, filled with fluid, and a robotic multi-functional underground...
8946130 Methods for increase gas production and load recovery  
Methods are disclosed for improved sand control, fines control, load recovery and well productivity, where the compositions comprise reaction products of an amine and a phosphate-containing compound.
8944170 Real time downhole intervention during wellbore stimulation operations  
A method for completing a wellbore having a plurality of stimulation valves disposed therein at longitudinally spaced apart locations includes moving a spoolable rod into the wellbore. The rod...
8944159 Horizontal fracturing tree  
A system, in certain embodiments, includes a horizontal fracturing tree. The horizontal fracturing tree includes a first hydraulic fracturing bore configured to flow a first fluid, wherein the...
8939209 Method and apparatus for dropping a pump down plug or ball  
An improved method and apparatus for dropping a ball, plug or dart during oil and gas well operations (e.g., cementing operations) employs a specially configured valving member with curved and...
8939206 Process for mineral oil production using hydrophobically associating copolymers  
A process for mineral oil production, in which an aqueous formulation comprising at least one water-soluble, hydrophobically associating copolymer is injected through at least one injection...
8939208 Additives for improving hydrocarbon recovery  
Processes for recovering hydrocarbons from subterranean formations are disclosed. The hydrocarbon can be contacted with water or steam and one or more additives, and subsequently recovered. The...
8939203 Enhancing well fluid recovery  
A system usable with a well includes a waveform generator for enhancing fluid recovery from a reservoir by controlling a production pump or an injection pump downhole in the well with waveform...
8939202 Fracturing nozzle assembly with cyclic stress capability  
A fracturing jet nozzle assembly features a series of angles nozzles on a rotatably mounted plate that operates in conjunction with a central nozzle or nozzles. The slanted nozzles are aimed into...
8939218 Apparatus and method for the installation or removal of a rotary control device insert or a component thereof  
An apparatus for installing and removing a rotary control device insert or an element thereof has a first clamp with a receptacle suitable for receiving a flange of the rotary control device...
8940669 Density-matched suspensions and associated methods  
Of the many compositions and methods provided herein, an example method includes a method of treating a subterranean formation that comprises combining components comprising water and a...
8939223 Device and method for sequestering a substance  
There are provided a carbon dioxide storage apparatus and a carbon dioxide storage method which, through direct injection of carbon dioxide into an underground brine aquifer, can store carbon...
8939210 Drill collar severing tool  
A pipe severing tool is arranged to align a plurality of high explosive pellets along a unitizing central tube that is selectively separable from a tubular external housing. The pellets are loaded...
8939199 System for repositioning a coiled tubing tensioner  
A system for positioning a trailer mounted coiled tubing tensioner either in a first stowed position on the deck of a transport trailer or in a second position resting on an elevated rig floor of...