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WO/2011/149668 |
A cleanout assembly for removal of debris from a debris chamber in a wellbore cleaning tool. The cleanout assembly includes a mandrel, a boot radially surrounding the mandrel and a debris chamber defined radially between the mandrel and ...
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WO/2011/149363 |
Vibrational apparatus to direct stress waves (eg. to a bit 2 or other downhole tool) by generating vibrations as a consequence of shuttling responsive to relative rotational movement between magnetic arrays (4,5) and wherein there is, or...
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WO/2011/148871 |
Disclosed is a cylindrical excavation apparatus which has an annular cutter section that is driven into rotation. This cylindrical excavation apparatus is such that it is possible to transport excavated dirt in large quantities, and that...
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WO/2011/148282 |
Embodiments of the current application are generally related to systems and methods for preparing emulsions. In some embodiments, there is disclosed an on-site emulsifying system comprising a first fluid tank, a second fluid tank, a circ...
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WO/2011/148052 |
The invention relates to a rock drilling rig, a method for controlling the temperature of its drive equipment, and a liquid cooling system. The rock drilling rig (1) comprises combustion-engine-free drive equipment (16), which includes e...
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WO/2011/146986 |
A down hole surveying tool (10) for directional surveying of boreholes. The tool (10) comprises a body (11) which accommodates a two-axis gyroscope (13) and a two-axis accelerometer (15). The gyroscope (13) and accelerometer (15) are rig...
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WO/2011/147882 |
The invention relates to an apparatus for performing a shear connection (1) between a riser (2) and a subsea blow out preventer (BOP) (13) in a well for producing and/or enhancing the production of oil and/or gas, where the shear connect...
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WO/2011/149613 |
A fiber optic distributed vibration system for detecting seismic signals in an earth formation is provided. The system includes a fiber optic cable deployed in a borehole that extends into the earth formation and which is configured to r...
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WO/2011/148190 |
Techniques for severing a tubular of a wellbore penetrating a subterranean formation are provided. A blade fig (6A, 6B) is extendable by a ram of a blowout preventer positionable about the tubular. The blade includes a blade body having ...
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WO/2011/149197 |
The present invention relates to a hammer coupled to the bottom end of a connecting rod assembled to an excavator, and particularly, to a variably expandable hammer comprising: a hammer main body (100) including a rod connecting adapter ...
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WO/2011/150048 |
Apparatus and methods for completing, treating, and/or producing a wellbore are provided. The apparatus can include a tubular body defining an inner bore, one or more injection inflow control devices, and one or more production inflow co...
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WO/2011/149898 |
Distinctive and analytically distinguishable water-soluble and oil-soluble tracer compositions are applied as coatings to the exterior surface of one or more lengths of production tubing installed in a horizontal well bore between open-h...
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WO/2011/149789 |
A process for recovering oil from an oil-bearing formation comprises introducing into said formation an aqueous composition comprising at least one sulfonated derivative of one or more internal olefins, said internal olefins being charac...
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WO/2011/147031 |
The present invention provides for an apparatus for use with a traveling valve assembly of a downhole pump for releasing gas and thereby breaking gas locks. The apparatus comprises a piston slidably disposed within a cylindrical housing,...
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WO/2011/147459 |
A subsea oil and/or gas production system comprises a host production facility (15) and a plurality of subsea wells (19, 20, 21). A fluid conveying network is provided that connects each subsea well to the host production facility. A sep...
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WO/2011/149192 |
The present invention relates to a muck car on which a tube gasket using pneumatic pressure is installed, and particularly, to an excavated-soil transport muck car used to transport soil excavated at an excavation site to an excavated-so...
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WO/2011/150233 |
Systems and methods for quick access and control of a blown-out well or well that is flowing uncontrollably into the environment. Preferred embodiments of the present invention provide a re-entry of the casing of the blown-out well below...
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WO/2011/150367 |
Embodiments of the present invention provide a process for manufacturing swellable packers with reinforcing fabrics and associated products used for sealing off chambers within well bores. According to one embodiment, the swellable packe...
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WO/2011/146990 |
A down hole surveying tool (10) for directional surveying of boreholes. The tool (10) comprises a body (11) which accommodates a composite sensor device (17). The sensor device (17) is supported for rotation about an indexing axis (4) in...
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WO/2011/149613 |
A fiber optic distributed vibration system for detecting seismic signals in an earth formation is provided. The system includes a fiber optic cable deployed in a borehole that extends into the earth formation and which is configured to r...
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WO/2011/149197 |
The present invention relates to a hammer coupled to the bottom end of a connecting rod assembled to an excavator, and particularly, to a variably expandable hammer comprising: a hammer main body (100) including a rod connecting adapter ...
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WO/2011/149779 |
A system and method for optimizing sweep efficiency of an enhanced oil recovery process in a subterranean reservoir is disclosed. The system and method include computing a displacement coefficient representative of heterogeneity of an un...
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WO/2011/149633 |
The present invention is directed to a method and system for treating a well having a wellbore extending from a ground surface or subsea surface downhole to an oil producing formation. Oil producing formations are capable of generating f...
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WO/2011/150213 |
Embodiments disclosed herein relate to a method and a system to deploy a downhole pump within a well. The system includes the downhole pump disposed in a well, the downhole pump having a motor, and a cable having at least one strength me...
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WO/2011/150060 |
Compositions and methods for oil recovery using a surfactant-less alkaline-polymer system in hard water or hard brine is described in the instant invention. The formulation further includes a chelating agent, an alkaline agent (which can...
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WO/2011/147021 |
Expandable polymer bladder apparatus embodiments with flow control mechanism for initially reducing and regaining control of the flow and subsequently in stopping or regulating and controlling the flow of fluids from a ruptured pipeline ...
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WO/2011/149806 |
A method for removing a fluid influx from a subsea wellbore drilled using a pump to return fluid from the wellbore to the surface. The method includes detecting the influx when a rate of the return pump increases. Flow from the wellbore ...
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WO/2011/148192 |
The invention relates to techniques for severing a tubular. A blowout preventer is provided with a housing having a bore therethrough for receiving the tubular, an actuator positionable in the housing, and a plurality of cutting tools po...
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WO/2011/146988 |
A down hole surveying tool (10) for directional surveying of boreholes. The tool (10) comprises a body (11) which accommodates a sensor device (17). The sensor device (17) is supported in a rotary mount (31) for rotation about an indexin...
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WO/2011/149420 |
The invention concerns a rock bolt intended to be inserted and fixed in a drill hole (2) by being embedded in grout (4), and comprising an anchor rod (5) formed as an extended cylindrical solid part of ribbed steel type with radially pro...
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WO/2011/146983 |
A tool for use in initiating a hydraulic fracture in a bore hole comprises an elongate cylindrical bore hole packer structure (11) having an inner longitudinal passage 5 (12), a mid-portion (13) provided with ports (14) extending outward...
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WO/2011/148285 |
A system and method for efficiently and effectively removing water from mine areas is presented. In one embodiment, one or more directionally drilled dewatering wells are drilled into the geologic formation such that at least a portion o...
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WO/2011/148053 |
The invention relates to method for positioning a rock drilling rig and to a rock drilling rig. The rock drilling rig (1) is moved using combustion-engine-free drive equipment (16) with an electric drive motor (M). The torque is transmit...
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WO/2011/148051 |
The invention relates to a rock drilling rig and a method for downhill driving of a rock drilling rig. The rock drilling rig (1 ) comprises electric drive equipment (16), the drive motor (M) of which serves as a primary brake in long-ter...
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WO/2011/149742 |
A method for drilling a wellbore proximate a salt structure includes measuring formation resistivity azimuthally. A map of spatial distribution of resistivity is determined from the azimuthal resistivity measurements. A distance from the...
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WO/2011/148191 |
A method for severing a tubular of a wellbore is provided. The method involves positioning a blowout preventer about a tubular, the blowout preventer having a plurality of rams slidably positionable therein and a plurality of blades carr...
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WO/2011/149406 |
The invention relates to a rock drilling machine comprising a front part (1a), a removable cartridge (5) arranged in the front part (1a), a shank adapter (3) and a stop ring (4) for the shank adapter (3). According to the invention, the ...
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WO/2011/150251 |
Autonomous units and methods for downhole, multi-zone perforation and fracture stimulation for hydrocarbon production. The autonomous unit may be a perforating gun assembly, a bridge plug assembly, or fracturing plug assembly. The autono...
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WO/2011/150363 |
Methods and apparatus for installing deepwater completions and performing well intervention from a "non-dedicated" vessel that can perform other duties while not running completions or performing interventions. The system for installing ...
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WO/2011/147189 |
A kind of thread connection structure for a steel tube is provided. Said structure includes a steel tube factory end (1), a steel tube scene end (2) and a connecting hoop (3). The ends of the steel tube factory end (1) and the steel tube...
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WO/2011/150213 |
Embodiments disclosed herein relate to a method and a system to deploy a downhole pump within a well. The system includes the downhole pump disposed in a well, the downhole pump having a motor, and a cable having at least one strength me...
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WO/2011/150378 |
The present invention is directed to methods and apparatus to construct subsea wells with redundant parallel fluid flow control systems to allow new methods to stop subsea blow outs. More specifically, this invention provides methods and...
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WO/2011/150223 |
Method and apparatus are provided for cementing wells and preventing fluid entry into the wellbore before the cement cures and increasing radial stress in the cured cement. Impacts or vibrations are applied to the casing during the time ...
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WO/2011/149904 |
An auto-fill type float collar assembly (100) has at least one curved composite flapper-style valve assembly (40). Each valve assembly includes a flapper (140) that has a substantially 90 range of motion, and is closed via a torsion spri...
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WO/2011/148288 |
A technique enables extending the useful life of tubing deployed in a wellbore. The technique involves routing a damaged or distorted tubing through a straightening device. The tubing straightening device bends and counter bends the tubi...
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WO/2011/146987 |
A down hole surveying tool (10) for directional surveying of boreholes. The tool (10) comprises a body (11) which accommodates a sensor device (17). The sensor device (17) is supported in a rotary mount (31) for rotation about an indexin...
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WO/2011/148190 |
Techniques for severing a tubular of a wellbore penetrating a subterranean formation are provided. A blade is extendable by a ram of a blowout preventer positionable about the tubular. The blade includes a blade body having a front face ...
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WO/2011/146990 |
A down hole surveying tool (10) for directional surveying of boreholes. The tool (10) comprises a body (11) which accommodates a composite sensor device (17). The sensor device (17) is supported for rotation about an indexing axis (4) in...
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WO/2011/148184 |
A method of installing a well intervention component (54) for well intervention, comprising lowering the component towards an intervention riser or a surface flow head (200), and connecting the component to the intervention riser or surf...
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WO/2011/148192 |
The invention relates to techniques for severing a tubular. A blowout preventer is provided with a housing (12) having a bore (32) therethrough for receiving the tubular, an actuator (152) positionable in the housing, and a plurality of ...
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