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Patent # Description
US-9,376,906 Downhole cable sensor
A method and apparatus for evaluating the subterranean formation of a wellbore includes conveying a downhole tool in a wellbore via a cable, and determining the...
US-9,376,905 Expert systems for well completion using Bayesian probabilities, open hole gravel pack types, gravel pack...
Systems and methods are provided for expert systems for well completion using Bayesian decision networks to determine well completion recommendations. The well...
US-9,376,904 Apparatus and method for solution mining using cycling process
Provided are an apparatus and method for solution mining using cycling process in which a solvent is injected into underground useful ores to dissolve the...
US-9,376,903 Method and apparatus for resonant over-pressured well fracturing
The method for enhancing of forming at least one fracture having a required width r and length L in the formation surrounding fracturing around a wellbore in...
US-9,376,902 Method to optimize perforations for hydraulic fracturing in anisotropic earth formations
The subject disclosure relates to determining an optimum orientation for perforations around the circumference of a subsurface borehole and optimum wellbore...
US-9,376,901 Increased resource recovery by inorganic and organic reactions and subsequent physical actions that modify...
Methods of resource recovery include reagents placed in a subterranean formation. The reagents generate heat, hydrogen gas and alkalinity which changes fluid...
US-9,376,900 Combined RF heating and pump lift for a hydrocarbon resource recovery apparatus and associated methods
A hydrocarbon resource recovery apparatus for a subterranean formation having a wellbore extending therein includes a radio frequency (RF) power source, a...
US-9,376,899 RF antenna assembly with spacer and sheath and related methods
An RF antenna assembly is positioned within a wellbore in a subterranean formation for hydrocarbon resource recovery. The RF antenna assembly includes first and...
US-9,376,898 Hydrocarbon resource heating system including sleeved balun and related methods
A system for heating hydrocarbon resources in a subterranean formation having a wellbore therein includes a coaxial transmission line, a balun, and a radio...
US-9,376,897 RF antenna assembly with feed structure having dielectric tube and related methods
An RF antenna assembly may be positioned within a wellbore in a subterranean formation for hydrocarbon resource recovery. The RF antenna assembly includes first...
US-9,376,896 Bottomhole assembly for capillary injection system and method
A method of treating production fluid in a wellbore includes deploying a capillary string into the wellbore. The capillary string has a plurality of injection...
US-9,376,895 Method and apparatus for removing liquid from a gas producing well
A method and apparatus is used for pumping fluid at a wellhead. The apparatus has a support structure that supports a pumping assembly and removes liquid from...
US-9,376,894 Control and supply unit
A control and supply unit for an actuating device of a choke, a valve, a blow-up preventer or some other device applied in the field of oil and natural gas...
US-9,376,893 Subsea hydrocarbon production system
A subsea oil and/or gas production system comprises a host production facility and a plurality of subsea wells. A fluid conveying network is provided that...
US-9,376,892 Magnetic valve assembly
An actuation device comprises a housing comprising one or more ports, a magnetic valve component, and a central flowbore. The central flowbore is configured to...
US-9,376,891 Valve actuating apparatus
An actuating apparatus for a downhole valve including a tubular body. The tubular body includes an axial bore that extends through the body. An inlet port...
US-9,376,890 Resilient downhole flow restrictor
A flow restrictor includes resilient flaps that can flex outward to an open position in response to fluid flow pressure and return to an initial position at...
US-9,376,889 Downhole valve assembly
A downhole valve assembly operable to control production fluid flow around an obstruction in a production tubing string. The obstruction may be caused by...
US-9,376,888 Diverting resin for stabilizing particulate in a well
A method of treating a treatment zone of a subterranean formation penetrated by a wellbore of a well, the method including: (A) introducing into the treatment...
US-9,376,887 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...
US-9,376,886 Multiple ramp compression packer
Systems and methods for remotely setting a downhole device. The system includes a base pipe having inner and outer radial surfaces and defining one or more...
US-9,376,885 Enhanced geothermal systems and reservoir optimization
Systems and methods can include maximizing energy recovery from a subterranean formation. According to one embodiment, a selected subterranean open-hole...
US-9,376,884 Packing element
A sealing element for a packer is described. The sealing element comprises an annular body having an internal surface defining a throughbore, the internal...
US-9,376,883 Systems, methods, and devices for isolating portions of a wellhead from fluid pressure
A wellhead system is provided. In one embodiment, the wellhead system includes a bypass sleeve for temporarily isolating portions of a wellhead assembly from...
US-9,376,882 Self-energizing annular seal
An annular seal assembly for forming a seal between two annular surfaces. The seal assembly includes an annular base including a sealing surface. The seal...
US-9,376,881 High-capacity single-trip lockdown bushing and a method to operate the same
A high capacity single trip lockdown bushing and a method to operate the same is disclosed. The lockdown bushing includes a tubular body that carries a locking...
US-9,376,880 Drilling device and method for producing a borehole
The invention relates to a drilling device for producing a borehole in the ground with a drilling tool driven in a rotating manner for removing ground material...
US-9,376,879 Core sampling apparatus and container transfer apparatus
Provided is a core sampling apparatus which maintains the internal pressure after the core drilling. The core sampling apparatus includes a barrel part, a...
US-9,376,878 Apparatus and method for setting a cementitious material plug
During the process of drilling for hydrocarbons, there is often the need to set a cementitious material plug in an open hole to allow the process of...
US-9,376,877 System and method for setting a completion tool
The system and method for setting a completion tool within a wellbore includes assembling a mandrel, inner sleeve, piston, outer sleeve, and dog member. In a...
US-9,376,876 Bore selection apparatus
A bore selection device for use with a dual bore subsea system is disclosed. The bore selector (18) can be remotely actuated to provide selection between a...
US-9,376,875 Wellbore annular pressure control system and method using gas lift in drilling fluid return line
A system and method include pumping drilling fluid through a drill string extended into a wellbore extending below the bottom of a body of water, out the bottom...
US-9,376,874 Pump positioned at a drill bit
An ejector or jet pump is provided for use in the drilling of wells to prevent the total fluid pressure at the bottom of the borehole from reaching a level...
US-9,376,873 Handling device for drill rods and so-called top drive having such a handling device
The invention relates to a handling unit for drill rods having an elevator bracket (30) which can be swiveled by means of a tilt arm (34) under the influence of...
US-9,376,872 Tubing hanger orientation spool
A subsea well installation assembly for installing a tubing hanger in a subsea well includes a spool with a spool orientation feature and a running tool...
US-9,376,871 Modified tubular
A positioning member (11) for a tubular (10) is formed using a prefabricated fiber-reinforced resin shell (1) positioned upon a surface of the tubular and...
US-9,376,870 Offshore universal riser system
An offshore universal riser system. A riser system includes a valve module which selectively permits and prevents fluid flow through a flow passage extending...
US-9,376,869 System and method for installing casing in a blind horizontal well
A system and method for installing casing in a blind horizontal well for blind horizontal directional borings. The system and method may include an example of...
US-9,376,868 Polycrystalline diamond compact including pre-sintered polycrystalline diamond table having a thermally-stable...
In an embodiment, a polycrystalline diamond compact ("PDC") comprises a substrate and a pre-sintered polycrystalline diamond ("PCD") table including a plurality...
US-9,376,867 Methods of drilling a subterranean bore hole
A method of drilling a subterranean bore hole includes engaging subterranean formation material with a cutting element comprising a superabrasive table having a...
US-9,376,866 Hybrid rotary cone drill bit
A hybrid rotary cone drill bit includes a plurality of legs. A bearing shaft extends from each leg, and a rotary cone is rotationally coupled to each bearing...
US-9,376,865 Rotational locking mechanisms for drilling motors and powertrains
Rotational locking mechanisms for drill string assemblies, bottom hole assemblies, and drilling motors are presented herein. A fluid-driven motor assembly is...
US-9,376,864 Door curtain anti-dropping device for electric rolling door
A door curtain anti-dropping device comprises at least one rotating shaft, a brake mechanism, a rotational speed detecting module, and a control circuit, the...
US-9,376,863 High efficiency roller shade
A motorized roller shade is provided. The motorized roller shade includes a shade tube in which a motor unit, a controller unit and a power supply unit are...
US-9,376,862 Method for operating a motorized roller shade
An architectural covering is provided. The architectural covering includes: shade material; the shade material operatively connected to a motor unit such that...
US-9,376,861 Winding device and cordless roller blind incorporating the same
A winding device for a cordless roller blind includes a mounting seat, a winding unit and a connecting mechanism. The mounting seat is mountable on a supporting...
US-9,376,860 Double pleat cellular shade element
A covering for an architectural opening is provided. The covering may include a head rail, an end rail, and a cellular panel operably connected between the head...
US-9,376,859 Tilter assembly for a window covering
A window covering comprises a head rail and slats that are suspended from the head rail and have a plurality of edges that define a front plane. A tilter...
US-9,376,858 Device comprising protective netting, suitable for use as a barrier for any type of opening located at a height
The invention relates to a device comprising protective netting suitable for use as a barrier for any type of opening located at a height. The device uses a set...
US-9,376,857 Vent cover system
A vent cover system preferably includes a portable automated vent cover and a vacuum release door. The portable automated vent cover includes a drive system, a...
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