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Matches 51 - 100 out of 146,857

Document Document Title
WO/2019/195825A1
An energizing ring (202, 402, 602, 802, 1002, 1120) for setting a downhole sealing element (204) includes a passage (216) extending through a width of the energizing ring (202, 402, 602, 802, 1002, 1102) and a wing (230) extending radial...  
WO/2019/195358A1
An apparatus is disclosed as including a first material volume with at least a hardened portion and a second material volume that includes at least two layers. The first material volume is composed of at least a hardenable alloy of steel...  
WO/2019/195392A1
An electrode includes a structure comprising a porous material and an electrically- conductive liquid covering at least a portion of the porous material, wherein the electrode is configured to be immersed in fluids of interest, the elect...  
WO/2019/195012A1
A wellbore drill bit assembly includes a drill bit that includes a drilling fluid pathway that has an inlet fluidly connected to a drilling fluid entrance of the drill bit and an outlet fluidly connected to a drilling fluid exit of the d...  
WO/2019/194705A1
The well-drilling waste neutralization method includes separation of drilling sludge from the drilling fluid, drilling sludge discharge into a sludge pit, chemical and technological treatment of sludge until obtaining a composite mixt...  
WO/2019/195716A1
A system is disclosed as including a seal for sealing an area between a hanger and a housing of a wellhead. The seal is provided with at least a notch that defines at least a movable portion such as a wing or a lip. An e-ring is provided...  
WO/2019/191843A1
The invention relates to lightweight LED lighting systems for permanent and semi-permanent mounting on elevated structures, the lighting systems having integrated support and thermal transfer features. The systems are particularly suited...  
WO/2019/195604A1
Provided herein are compounds, compositions, and methods having application in the field of enhanced oil recovery (EOR). In particular, the compounds, compositions, and methods provided can be used for the recovery of a large range of cr...  
WO/2019/194899A1
A wellbore is plugged using a bismuth alloy. In one embodiment, the bismuth alloy comprises an alloy of bismuth and tin. In another embodiment, the bismuth alloy comprises an alloy of bismuth and silver. The wellbore can be arranged so t...  
WO/2019/191827A1
There is provided a method for well construction comprising the steps of: a first phase of the well construction, in which a bottom hole assembly, BHA, with a first drill is used for drilling, and a conductor casing is lowered into the w...  
WO/2019/195176A1
In an embodiment a method is described which includes emplacing a sample within a measurement cell, wherein two or more electrodes are configured in the measurement cell; introducing a reactive fluid into the measurement cell; reacting t...  
WO/2019/035885A8
A downhole tool includes an upper flow tube connected to a lower flow tube, an upper flapper sub-assembly including an upper flapper, and a lower flapper sub-assembly including a lower flapper. The upper and lower flapper sub-assemblies ...  
WO/2019/195606A1
Provided herein are compounds, compositions, and methods having application in the field of enhanced oil recovery (EOR). In particular, the compounds, compositions, and methods provided can be used for the recovery of a large range of cr...  
WO/2019/195574A1
Examples of techniques for anonymizing data are disclosed. In one example implementation according to aspects of the present disclosure, a computer-implemented method includes receiving, by a processing device, raw data from a wellbore o...  
WO/2019/194680A1
An anchor device having a tubular body with a longitudinal axis, the tubular body being divided into a first body portion and a second body portion which are interconnected by means of a rigid connection so that movement between the firs...  
WO/2019/194813A1
A wellbore isolation device is provided which includes a tubular body having an external surface and an inner bore formed longitudinally through the tubular body. The tubular body has an expanding section transitionable from an initial c...  
WO/2019/193162A1
The present invention is related to a method for estimating either flowback or the reservoir fluids production rate from either one individual inlet or the contribution from several inlets separated by intervals in a wellbore located in ...  
WO/2019/195647A1
A technique facilitates performance of well operations. According to an embodiment, the technique employs a modular assembly configured for coupling with a wellhead assembly. The modular assembly may have a production subassembly and a f...  
WO/2019/194844A1
A wellbore is plugged using a bismuth alloy. The wellbore is arranged so that a liquid bismuth alloy sets with an excess pressure of the plug relative to the borehole fluid pressure along a desired seal height distance.  
WO/2019/194800A1
A whipstock is manufactured for a downhole assembly. A preform of the whipstock defines a face in an outer surface angling from a distal end of the preform toward a proximal end of the preform. A tubing blank disposed on the preform is f...  
WO/2019/148009A3
A method and apparatus for containing one or more shaped charges in a single plane, arrayed about the center axis of a gun body, and detonated from a single initiator in a shaped charge cluster assembly.  
WO/2019/194802A1
An anchoring assembly for securing a cable having both an optical fiber and an electrical conductor in order to provide a conductive pathway to a downhole tool. The anchoring assembly has a head and tail each having a throughbore with an...  
WO/2019/195279A1
A fluid cylinder for a fluid end section of a reciprocating pump includes a body having a pressure chamber and a plunger bore that fluidly communicates with the pressure chamber. The plunger bore includes a packing segment configured to ...  
WO/2019/195651A1
A system for handling tubulars on a rig may include a top handling device configured for arrangement on the rig and for handling a top portion of a tubular to and from a setback area. The system may also include a lower handling device c...  
WO/2019/192627A1
A buffer system for hydraulic support impact ground pressure resistance, and an application thereof, said buffer system comprising a vertical column, the vertical column comprising a movable column (1), a central cylinder (2), a bottom c...  
WO/2019/194706A1
The invention relates to neutralization of drilling wastes and can be used for disposal of drill cutting wastes. The well-drilling sludge disposal method includes drilling sludge separation from drilling fluid and drilling sludge disc...  
WO/2019/192773A1
A shaped charge (100) includes an existing liner (120) and a shaped charge inlay (110) that includes a body (125) that extends inward toward an apex (130) of the existing liner. The shaped charge inlay may be disposed above the existing ...  
WO/2019/195572A1
A downhole system includes a conveyance member having a body including an outer surface, an inner surface, and an interior portion. An actuator is arranged in the interior portion and a fluid trap is provided on the outer surface and ope...  
WO/2019/194838A1
A downhole tubular cutting system includes a cutter comprising an explosive material configured to cut a tubular. The system further includes a generator body coupled to the cutter on an end of the cutter such that the generator body wil...  
WO/2019/195840A1
An annulus seal (110) for sealing an interface between a wellhead housing (104) and a casing hanger (102). The annulus seal (110) includes a central body portion (114), a first seal leg (116) extending from the central body portion (114)...  
WO/2019/193398A1
An actuator 10 for a heave compensator 100 comprising, a first actuator piston 11 connected to a first actuator piston rod 11a and configured within a first cylinder 12. The first actuator piston 11 is adapted for reciprocation within th...  
WO/2019/195575A1
Examples of techniques for anonymizing data are disclosed. In one example implementation according to aspects of the present disclosure, a computer-implemented method includes receiving, by a processing device, raw data from a wellbore o...  
WO/2019/195570A1
An in-line pipe contactor includes a first tubular having an outer surface and an inner surface. The inner surface defines a first flow path and the outer surface defines, in part, a second flow path. A second tubular is arranged radiall...  
WO/2019/190381A1
Herein is described a percussion device (1) adapted for rock drilling comprising a controller (3), a percussion mechanism (5), a percussion means (7) and a drill bit (9).The percussion mechanism (5) is adapted to provide the percussion m...  
WO/2019/190869A1
A sensor system including a body having an inlet, an outlet, and a fluid passage extending between the inlet and the outlet. A sensor is arranged at the fluid passage spaced from the outlet, and a temperature adjustment element is arrang...  
WO/2019/191430A1
An iron roughneck is configured to make and break threaded connections between a pair of tubular members. An example of an iron roughneck includes a torque wrench to grip a first tubular member and a spin wrench to engage and rotate a se...  
WO/2019/185532A1
A string of expandable slotted tubulars is made of at least two tubular lengths. Each of the tubular lengths has a first longitudinal end, a second longitudinal end, and an expandable middle section connecting the longitudinal ends. The ...  
WO/2019/190482A1
The disclosed embodiments relate to a rotary steering having a plurality of hydraulically actuated steering pad assemblies and a valve positioned between a primary flow channel of the rotary steering tool and an actuating piston of each ...  
WO/2019/191349A1
A method for performing a fracture operation. A log of a formation parameter is obtained for a formation surrounding a wellbore in which the fracture operation is to be implemented. A relation is determined between the formation paramete...  
WO/2019/190483A1
The disclosed embodiments include systems and methods to improve downhole drilling. A representative system may include a rotary steering tool having a plurality of hydraulically actuated steering pad assemblies, a fluid outlet, and a va...  
WO/2019/186109A1
An anchor system (202) is provided including at least one anchor member for anchoring an item (4, 6) to a surface (8) in use. The anchor member includes first (10) and at least second (204) anchor sections that are detachably attachable ...  
WO/2019/191013A1
A drill bit forming a borehole in the earth may be urged sideways, creating a curve in the borehole, by a cross-sectional shape of the borehole. For example, a borehole with a cross-sectional shape comprising two circular arcs of distinc...  
WO/2019/190484A1
The disclosed embodiments include systems and methods to improve downhole drilling. A representative system may include a geostationary portion (e.g. a valve assembly) and a turbine coupled to the geostationary portion to cause counter-r...  
WO/2019/184257A1
A coal mining method for rotatably mining coal on an open pit slope using fully-mechanized coal mining equipment, using a fully-mechanized complete set of coal mining equipment for mining coal on an end slope of an open pit coal mine. Sa...  
WO/2019/191476A1
A method for imaging a downhole formation. The method includes combining the captured images to generate a partial image of the formation, wherein the partial image includes captured images separated by gaps representing portions of the ...  
WO/2019/190850A1
A scale sensor comprises sensor electrodes including an uncoated porous metal working electrode and a counter electrode; and an impedance analyzer electrically coupled to the sensor electrodes. A method of monitoring scale deposition com...  
WO/2019/184672A1
A modular intelligent solid control system and a control method therefor, said system comprising pipelines and a vibrating screen tank, an integrated machine tank, a centrifugal machine tank, a suction tank, a plurality of reserve tanks ...  
WO/2019/190003A1
The present invention relates to a method for determining optimal locations of multiple wellbores in an oil and gas reservoir. The present invention proposes a selection method using an artificial neural network which replaces an existin...  
WO/2019/184003A1
A device for detecting the working state of a check valve. The device comprises a mechanical part and a data acquisition part. The mechanical part is provided with a liquid inlet (17), a liquid outlet (22), a valve element (20), a valve ...  
WO/2019/184147A1
A method for efficiently preventing impact ground pressure for a low gas-permeability coal seam, comprising the following steps: step I, measuring the coal mechanical property; step II, determining the highest gas injection pressure for ...  

Matches 51 - 100 out of 146,857