Sign up


Match Document Document Title
8875791 Segmented fiber optic coiled tubing assembly  
A fiber optic coiled tubing assembly of multiple segments and coupling mechanism therefor. The assembly may be assembled from multiple coiled tubing segments which are pre-loaded with fiber optic...
8875811 Joint with check valve for a boring apparatus  
A check valve for a drill string fluid delivery system. The fluid delivery system allows for drilling mud to travel from a source up the drill string, through the drill string, through a downhole...
8875786 Methods and compositions for sand control in injection wells  
Methods of preventing or reducing migration of particulates in injection wells. Some embodiments of the present invention describe methods of introducing a tackifying treatment fluid through an...
8875792 Apparatus for and method of protecting an umbilical  
The present invention relates to apparatus for retaining at least one umbilical in relation to a string. The apparatus (30) comprises a body (32), first (38) and second members (40) and first (50,...
8869887 System and method for coupling downhole tools  
Downhole tools, such as MWD modules (or components), may be coupled together with a coupler (or coupling device) having a shaft housing with slidable electrical connectors disposed at each end. The...
8869888 Controlled source fracture monitoring  
Reservoir fractures are visualized using electrically active proppants to carry electric signals throughout the fracture. The electric signals are easily detected at the surface using RF antennae...
8869900 Method and apparatus for connecting drilling riser strings and compositions thereof  
In one embodiment, the present invention relates to a riser apparatus for use in offshore drilling for oil or other fossil fuels, the riser apparatus comprising: a plurality of riser sections...
8869886 Method to restrict the number of cycles in a continuous j-slot in a downhole tool  
A mechanism for use in a wellbore servicing tool includes a continuously rotating ring within a servicing tool, and a limiting mechanism configured to engage the ring and lock the ring upon a...
8869885 Fluid metering tool with feedback arrangement and method  
A downhole tool with a feedback arrangement including a tool having one or more fluid outflow ports that exhaust fluid during normal operation of the tool. A feedback arrangement in operable...
8869903 Apparatus to remotely actuate valves and method thereof  
A production string employable in a multi-zone completion system, the production string includes a passageway enabling passage of production fluids therethrough; a shifting tool including a...
8869890 Use of gas-separation membranes to enhance production in fields containing high concentrations of hydrogen sulfides  
A method and system for processing produced fluids from a subterranean reservoir is disclosed. The system comprises: (a) a separator for separating produced fluids from a subterranean reservoir...
8869904 Retrievable stimulation frac (RSF) plug  
A retrievable stimulation frac (retrievable stimulation frac) plug for a well casing having an elongate mandrel having a fluid flow bore, a check valve mandrel seal moveable between an open...
8869895 Biodegradable set retarder for a cement composition  
Compositions and methods are directed to a cement composition for use in a subterranean formation. In an embodiment the cement composition comprises: (A) cement; (B) water; and (C) a polymer,...
8869901 Offshore drilling system comprising a high-pressure riser  
The offshore drilling system comprises a floating drilling vessel 1, a well drilled in the sea bottom 2, a tubular riser extending the well up to the floating vessel, well sealing elements fastened...
8869898 System and method for pinpoint fracturing initiation using acids in open hole wellbores  
Downhole tools for pumping an acid into a wellbore prior to pumping a fracturing fluid comprise a housing and an actuator member disposed therein. The housing comprises a port that is initially...
8869882 Low profile, high capacity ball injector  
An injector spool supports a plurality of ball injector assemblies having respective ball cartridges adapted to load one frac ball at a time into a ball chamber of a ball launcher of the respective...
8869883 Horizontal frac ball injector  
An injector spool supports a plurality of ball injector assemblies having respective ball cartridges adapted to load one frac ball at a time into a ball chamber of a ball launcher of the respective...
8869902 Dynamic seal pad plunger arrangement  
A plunger system for maximizing the liquid lift potential of a plunger arranged for vertical travel in a conduit in a gas/oil production well. The plunger system comprises an elongated plunger body...
8870234 Retractable hydrocarbon connector  
A connector for a hydrocarbon system includes a first duct section, a first connector part slidably attached to the first duct section for connecting to a complementary connector part attached to a...
8869889 Method of using carbon dioxide in recovery of formation deposits  
The present invention relates to systems, apparatuses, and methods for providing a reliable, high purity source of CO2 that is used in the recovery of formation deposits, such as fossil fuels. At...
8869892 Low salinity reservoir environment  
Method for recovery of hydrocarbon includes: a. injecting mixture of high salinity brine and low salinity brine into the formation, wherein the mixture is injected into the formation through a...
8874376 Methods and systems for well stimulation using multiple angled fracturing  
Methods, systems, and apparatus for inducing fractures in a subterranean formation and more particularly methods and apparatus to place a first fracture with a first orientation in a formation...
8869880 System for subsea extraction of gaseous materials from, and prevention, of hydrates  
A system for subsea extraction of gaseous materials from and preventing the formation of hydrates.
8869894 Plugging thief zones and fractures by in-situ and in-depth crystallization for improving water sweep efficiency of sandstone and carbonate reservoirs  
The present invention relates to methods and compositions that can be used to delay crystallization of a treatment solution so that thief zones or fractures are plugged in subterranean formations...
8872100 Active control of thermal effects on optical computing devices  
Disclosed are systems and methods for actively controlling the temperature of an integrated computational element used in an optical computing device in order to affect its performance. One method...
8869897 Sand production control through the use of magnetic forces  
A method for preventing the production and formation of loose sand particles during production of a production fluid includes converting in the production zone both a loose sand particle into a...
8869881 Eccentric safety valve  
A safety valve for use in a subterranean well can include a housing assembly having a flow passage extending longitudinally through the housing assembly. An outer diameter of the housing assembly...
8869893 Gravel-packing carrier fluid with internal breaker  
A method of gravel packing a hole in a subterranean formation having a filter cake coated on the surface thereof that includes injecting into the hole a gravel pack composition comprising gravel...
8869896 Multi-position mechanical spear for multiple tension cuts while removing cuttings  
A cut and pull spear is configured to obtain multiple grips in a tubular to be cut under tension. The slips are set mechanically with the aid of drag blocks to hold a portion of the assembly while...
8871694 Use of zeta potential modifiers to decrease the residual oil saturation  
Compositions and methods for their use are disclosed, where the compositions comprise an amine component, an amine/phosphate ester component and optionally a solvent component. The compositions are...
8870153 Pressure activated ratcheting valve  
A pressure actuated valve is disclosed which includes a plurality of flow openings, and first and second pistons. The first and second pistons are independently actuatable relative to one another,...
8869891 Systems and methods for producing oil and/or gas  
A system for producing oil and/or gas from an underground formation comprising a first array of wells dispersed above the formation; a second array of wells dispersed above the formation; wherein...
8869899 Method for pulling a crown plug  
Provided is a method and apparatus for pulling a crown plug comprising: (a) providing a subsea lubricator having a longitudinal through bore and a jack attached to the subsea lubricator, the jack...
8871691 Methods of treating flowback water  
Methods of treating flowback water from a subterranean formation penetrated by a well bore are provided, comprising: (a) providing remediated flowback water having a ferrous iron (Fe+2) ion...
8869884 Diverter cup assembly  
A downhole cleaning tool for cleaning a casing is provided with a diverter cup assembly (102) including a housing (126) and a resilient swab cup (105) slidably mounted on a tubular body (120) with...
8871690 Fluid loss additive for oil-based muds  
A composition that includes a product resulting from a condensation reaction of quebracho with at least one organophilic species that includes a reactive amine is disclosed.
8870187 Shaft seal for down-hole tools  
A sealing apparatus for a downhole tool having a movable member (11) which moves relative to a housing, the sealing apparatus comprising: at least one sealing member having (10A) a first position...
8869914 High power laser workover and completion tools and systems  
Workover and completion systems, devices and methods for utilizing 10 kW or more laser energy transmitted deep into the earth with the suppression of associated nonlinear phenomena. Systems and...
8863822 Control line running system  
A control line running system includes a control line storage unit and a guiding system having a guiding device and a guide rail for guiding a control line from the control line storage unit toward...
8863824 Downhole sensor interface  
An interface to provide coupling between a downhole sensor and wiring to other electrical equipment. The interface is configured to obtain voltage from a single power line and provide it to the...
8863825 Control and supply unit  
A control and supply unit for an actuating device of a choke, a valve, a blow-out preventer or some other device applied in the field of oil and natural gas production. The control and supply unit...
8863836 Systems and methods for logging cased wellbores  
The present invention is directed to methods and systems for obtaining log data on a cased wellbore concurrently with wellbore cleanout operations. In some such embodiments, a combination of at...
8863844 Subsea arrangement  
A subsea arrangement comprising an external casing and a pressure equalizing valve for equalization of the fluid pressure in an internal space of the casing. The pressure equalizing valve comprises...
8863861 Downhole telemetry apparatus and method  
A telemetry tool having position and direction sensors, a power supply, a signal receiver and a signal emitter is mounted in a drill string adjacent to a drill bit. A base unit at the surface...
8865632 Drag-reducing copolymer compositions  
A drag-reducing additive includes 40-85% by weight of a polymer emulsion that includes a polymer, a first surfactant, and a first solvent; 10-35% by weight of a second surfactant with an HLB...
8863834 Friction reducing wear band and method of coupling a wear band to a tubular  
In one embodiment, a wear band comprises a rotating element having a bore receivable on a tubular, the bore comprising first and second bore portions slidably receiving first and second sleeve...
8863848 Flow control apparatus and method  
An apparatus for controlling the flow of downhole fluids comprises a body having a throughbore and at least one port extending through a sidewall of the body to enable fluid communication between...
8863828 Stripper device with retrieval mounting portion and method of use  
A stripper device for a wellhead defining the terminus of an aliphatic hydrocarbon production well. The stripper device includes a lubricator assembly having a lubricator pipe in communication with...
8863855 Method of enhancing oil recovery  
Methods of enhancing oil recovery from subterranean hydrocarbon reservoirs are described, wherein a microorganism capable of digesting oil is injected into the formation.
8863842 Methods for propping fractures using proppant-laden aggregates and shear-thickening fluids  
Methods comprising first introducing a solids-free fracturing fluid into a subterranean formation at a rate sufficient to enhance or create at least one fracture therein. Once a fracture is created...