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WO/2013/052554 |
A wellbore conditioning system is disclosed. The system comprises at least one shaft and at least two eccentric unilateral reamers, wherein the unilateral reamers are positioned at a predetermined distance from each other and the unilate...
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WO/2013/052033 |
According to an embodiment, a method of completing at least a portion of an open-hole wellbore comprises: positioning a sand control assembly in the portion of the open-hole wellbore, wherein the sand control assembly comprises a screen;...
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WO/2013/051937 |
The invention is directed to elastomeric polymer materials having controllable swellable properties and to the use of such materials. The invention provides an elastomer composition that comprises an elastomer matrix and a precursor for ...
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WO/2013/052050 |
A downhole tester valve (100) includes a housing assembly (106) and a mandrel assembly (172, 174) that define therebetween an operating fluid chamber (176), a biasing fluid chamber (184) and a power fluid chamber (180). A valve assembly ...
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WO/2013/051958 |
The group of inventions relates to the oil and gas industry and is intended for reviving the working condition of a well during production. The method for reviving the working condition of an oil and gas producing well comprises three st...
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WO/2013/052159 |
Systems and methods for high speed mud gas logging are described. A general workflow of mud gas logging uses tandem mass spectroscopy. The workflow involves first separating the volatile components of the hydrocarbons (typically C8 and b...
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WO/2013/050231 |
A damper unit (1) and a drill string system comprising a DTH hammer and a damper unit. The damper unit comprises at least one first damping element for damping of tensional forces along an axial direction of the damper unit and at least ...
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WO/2013/050131 |
Drill stem element for drilling a well with flow of a drilling fluid around the element and in a direction extending from a drilling well bottom towards the surface, comprising a member (5) and a coupling (8) which is mounted for rotatio...
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WO/2013/052558 |
A method for forming an insulated conductor heater includes placing an insulation layer over at least part of an elongated, cylindrical inner electrical conductor. An elongated, cylindrical outer electrical conductor is placed over at le...
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WO/2013/052566 |
A system for assessing one or more temperatures along an insulated conductor in an opening in a subsurface formation includes an insulated conductor with a length comprising at least two sections of insulation with different capacitances...
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WO/2013/052360 |
A wellbore casing cutting tool, having multiple blades which rotate outwardly by a fluid operated mechanism, has multiple cutters on each blade. The cutters are preferably positioned on the blades such that the lowermost cutting edges of...
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WO/2013/052291 |
A method for diverting fluids across a perforation tunnel in high-rate water pack operations may include providing a wellbore extending into a subterranean formation, wherein a perforation tunnel provides a fluid connection between the w...
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WO/2013/050315 |
The invention describes a power cell (1) for deepwater application comprising an power cell housing (2), a capacitor bank (3), an electronic module (4), and input/output connectors (5,6), wherein the power cell housing (2) is essentially...
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WO/2013/052402 |
A screen assembly. The screen assembly may include a base pipe having an axial bore formed therethrough. An axial rod may be positioned radially-outward from the base pipe. A screen may be positioned radially-outward from the axial rod. ...
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WO/2013/052664 |
An apparatus for production logging includes a conveyance device configured to traverse a wellbore, a multicapacitance flow meter positioned on the conveyance device and configured to estimate at least one parameter relating to holdup; a...
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WO/2013/051611 |
A laser drill device (1) comprises: an optical fiber cable (11); a tube (12) which encases the optical fiber cable (11); a first eccentric ring (13) through which the tube (12) passes and which rotatably supports the tube (12) via bearin...
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WO/2013/052093 |
Methods for enhancing the extraction of fluids from subterranean formation through wells using hydrogen produced in-situ. Certain embodiments produce hydrogen in-situ through reactions of a hydride. In one embodiment, at least a portion ...
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WO/2013/052640 |
A method of forming polycrystalline diamond includes forming metal nanoparticies having a carbon coating from an organometaliic material; combining a diamond material with the metal nanoparticies having the carbon coating; and processing...
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WO/2013/052437 |
Downhole drilling fluid measurements are made as a function of time or as a function of depth. A change in the downhole drilling fluid measurements is correlated to a feature of a formation penetrated by a drill bit or to a feature of fl...
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WO/2013/052664 |
An apparatus for production logging includes a conveyance device configured to traverse a wellbore, a multicapacitance flow meter positioned on the conveyance device and configured to estimate at least one parameter relating to holdup; a...
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WO/2013/052725 |
Systems and methods for subsurface secondary and/or tertiary oil recovery optimization based on either a short term, medium term or long term optimization analysis of selected zones, wells, patterns/clusters and/or fields. A method for s...
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WO/2013/052064 |
A tool for releaseably coupling a first tubing to a second tubing in a wellbore has a tubular mandrel configured to couple to and be carried into the wellbore by the first tubing. A collet ring is in an interior of the mandrel and has a ...
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WO/2013/050791 |
A method for determining topography within a wellbore environment comprises locating a probe in a wellbore and directing light from the probe across a plurality of directions in three dimensions relative to the probe onto a plurality of ...
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WO/2013/052038 |
A tubular string testing system for use with a tubular string having a longitudinally extending flow passage can include a valve which selectively permits and prevents fluid communication between sections of the flow passage, a bypass pa...
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WO/2013/050010 |
A compact monitoring device (6) for monitoring the state of rotation of a disk cutter (5) of a shield tunnel boring machine is integrated into a clamping element (15) for fastening the disk cutter (5). A sensor module (33) of the monitor...
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WO/2013/052561 |
A method for accommodating thermal expansion of a heater in a formation includes flowing a heat transfer fluid through a conduit to provide heat to the formation and providing substantially constant tension to an end portion of the condu...
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WO/2013/050989 |
A drilling procedure is operated such that a formation around the wellbore being drilled is fractured and then reservoir fluids from a hydrocarbon reservoir contained in the formation are flowed into the wellbore where the flow of the re...
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WO/2013/050978 |
Described herein is a tubular apparatus for the continuous completion of wells for hydrocarbons, of the type comprising a flexible cylindrical wall (11; 11') defining inside it a hollow passage (19) suitable for being wound, in particula...
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WO/2013/052847 |
Present embodiments are directed to a drilling system and method for evaluating energy consumption to determine the onset of drilling issues and identify mitigation strategies for more efficient drilling. The drilling system receives dri...
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WO/2013/052359 |
Enhanced recovery of hydrocarbons from a subterranean reservoir injects a gaseous reactant and a dispersion of oil, water, and nanohybrid catalysts through an injection well into a subterranean formation. The combination of the dispersio...
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WO/2013/050075 |
The present invention provides a method of generating steam for the recovery of hydrocarbon from a hydrocarbon producing system comprising: (i) generating supercritical steam from water; (ii) converting said supercritical steam to a subc...
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WO/2013/052474 |
Shock waves produced during electro-hydraulic drilling can be reflected into a rock body where the reflected shock waves are converted from compression waves to tension waves, which are more efficient at breaking down the rock body. A sy...
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WO/2013/052658 |
A perforation fluid is prepared having a solid material suspended in a liquid. The solid material includes particles having particle sizes that correspond to the pore throat sizes of one or more geological formations through which a well...
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WO/2013/050655 |
The invention relates to a fuel tank for a fuel-operated down-the-hole drill comprising a drill bit. The largest rotation diameter of the fuel tank provided at drilling equipment or in connection with it is sufficiently small in order to...
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WO/2013/050657 |
A pneumatic down-the-hole drill having a frame (21 ), a pneumatic percussion piston (24) that moves in a reciprocating manner as pressurized air is fed into the DTH-drill and strikes a tool in the front end of the frame (21), mounted mov...
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WO/2013/050746 |
A well fluid heat exchange system for processing well fluids, comprising a heat exchanger adapted to exchange at least part of the heat between a first fluid medium and a second fluid medium, the second fluid medium being fluidly isolate...
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WO/2013/050826 |
A backup blowout prevention system 10 for a subsea wellhead 90 that is positioned between an existing primary blowout preventer system 102 and the wellhead 90. The system 10 includes an independently operated shear/blind ram assembly 20 ...
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WO/2013/052225 |
A coiled tubing cutter assembly comprises a housing (72) configured to be inserted in a length of coiled tubing (74). The housing forms a main bore (76) and a first pathway (78) through which cutting fluid can flow through the housing an...
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WO/2013/052285 |
The present invention relates to the use of composite material in downhole applications, and more particularly, relates to methods of making composite material comprising reinforced amorphous polylactic acid and methods of use related th...
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WO/2013/049937 |
A specific gravity valve, has a floating valve member with a specific gravity that is less than the specific gravity of a first liquid and greater than the specific gravity of a second, heavier liquid. A valve seat is associated with the...
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WO/2013/052573 |
In one aspect, a method of method of performing a wellbore operation is disclosed that in one embodiment may include: providing a device that includes a non-explosive energetic material configured to disintegrate when subjected to a sele...
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WO/2013/050672 |
The invention relates to a means for the stabilization and energy storage of a directional drilling system, characterized in that said means is to be provided on the frame (1) of a directional drilling RSS, and comprises at least one rot...
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WO/2013/050051 |
A subsea retrievable pressure sensor (106) for measuring fluid pressure at a well or other subsea fluid system. In one embodiment, a pressure sensor assembly includes a subsea pressure housing (202), a first pressure sensor (250), an ele...
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WO/2013/052423 |
An illustrative seismic while drilling system includes a drill string having at least one seismic sensor that can be employed to detect seismic signals during pauses in the drilling process, e.g., when extending the length of the drill s...
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WO/2013/044620 |
Disclosed are a slewing mechanism and a tunneling machine. The slewing mechanism is used for driving the rotation of a cutting unit and comprises a body (3), and a rotary table (1) and a drive mechanism used for driving the rotation of t...
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WO/2013/044349 |
Designs and uses for hydrophobic screens in shaker systems used to separate drilling fluids from drill cuttings during drill operations are described. More specifically, the design and use of hydrophobic, highly-hydrophobic and super-hyd...
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WO/2013/048724 |
A method of supplying engineered water for drilling or hydraulic fracturing of wells, where the water comes from either fresh sources or is recycled from drilling or hydraulic fracturing operations whereby the water is treated for exampl...
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WO/2013/048696 |
A wellbore servicing apparatus comprising a housing substantially defining an axial flowbore and comprising one or more ports (225), an expandable seat (260), and a sliding sleeve (240) slidably fitted within the housing, the sliding sle...
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WO/2013/045442 |
The present invention concerns a method and a well string element for transmitting data in a well. The well string element (20c) includes an elongated body (80) that defines a through channel (110) and also includes a side pocket (92) th...
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WO/2013/044460 |
A tricone rock bit for horizontal wells and hard formation wells, comprising three cone legs (3) and cones (4) arranged at the lower end of the cone legs, wherein the tops of the three cone legs (3) combine together to form one integrate...
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