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Patent Searching and Data


Matches 751 - 800 out of 13,868

Document Document Title
WO/2009/028979A8
The invention relates to apparatus and methods useful for drilling lateral boreholes into a formation surrounding a main borehole. Proposed technique can be used for drilling of laterals which does not require such significant interrupti...  
WO/2017/083072A1
Systems and methods are described for drilling a new secondary wellbore from a primary wellbore in which a production string is already deployed. The production string is severed below a desired kick-off location for the new secondary we...  
WO/2017/083147A1
A hole in geologic material, such as a wellbore, may be extended by impacting the working face of the hole with high velocity projectiles. A tube may be placed within the hole, and the lower end of the tube may be sealed to prevent ingre...  
WO/2016/063131A8
A vibration assembly of a drilling tool for drilling a wellbore penetrating a subterranean formation is disclosed. The downhole drilling tool includes a drill string, a bottomhole assembly and a drill bit. The vibration assembly includes...  
WO/2017/078537A1
An installation apparatus for installing a liner (16) in a subterranean formation (1) comprisesa housing (4) having an internally arranged flexible member (7) operatively connected to a bore-forming device (23) at one end and to a contro...  
WO/2017/078311A1
The present invention relates to an excavation bit, and the excavation bit may comprise: a bit head part that has a pointed end excavation surface formed thereon, a plurality of stopper accommodating grooves having equal angles disposed ...  
WO/2017/070773A1
A system and method for locking together a running tool and a tubular member to rotate the tubular member. The system includes a tubular member, such as a mandrel hanger, and a running tool adapted to engage in a mechanical connection to...  
WO/2017/075556A1
A downhole apparatus for cutting casing and rock when radial drilling defined by a cutting head that includes three or more cutting edges positioned around the cutting head's axis of rotation, at least three of the cutting edges in conti...  
WO/2017/074733A1
Systems and methods for stimulating wells include a frac window system positioned in a first wellbore adjacent a secondary wellbore extending from the first wellbore so that an opening in the frac window system aligns with a window in th...  
WO/2017/074259A1
A drive system housing is provided with an engagement-disengagementmechanism that is advantageous to connect (make up) or disconnect (break out)drill bit or other device connection from the drive system housing. The drive systemhousing c...  
WO/2017/074376A1
A well system having primary and secondary wellbores wherein a completion sleeve is positioned in the primary wellbore and defines a window aligned with a primary wellbore casing exit and upper and lower couplings defined on opposing axi...  
WO/2017/069774A1
Casing string assemblies with a composite pre-milled window used in oil wells, as well as methods for producing them, are disclosed. The composite pre-milled window provides mechanical protection but is easily drillable or millable witho...  
WO/2017/041118A3
A vibration generator (9) for a drilling installation comprises a housing (16), at least one rotation body (17), a suspension (24) by means of which the rotation body is suspended rotatably within the housing, the mass centre of the rota...  
WO/2017/065738A1
In accordance with embodiments of the present disclosure, a hybrid drive for use within a rotary steerable drilling tool is provided. The hybrid drive may enable improved directional drilling performance of the rotary steerable drilling ...  
WO/2017/034400A3
The present invention relates to a modular transfigurable drilling rig system composed of multiple components, which system is transfigurable between a field transport mode in which components of the system are transportable on the field...  
WO/2017/065724A1
A directional drilling system includes a rotary steerable tool. The rotary steerable tool includes an extendable member configured to extend outwardly from the rotary steerable tool upon actuation, and a geolocation electronics device co...  
WO/2017/066578A1
An embodiment of a method of drilling a secondary borehole from a primary borehole includes deploying a drilling assembly at a selected location in the primary borehole in an earth formation, and operating the drilling assembly and a dri...  
WO/2017/065741A1
An actuation apparatus includes a housing comprising a housing bore extending through the housing, an adjustment shaft comprising an adjustment shaft bore extending through the adjustment shaft, the adjustment shaft positioned at least p...  
WO/2017/065606A1
The present invention is in the field of guided pressing small and medium sized tubes over distances of a few meters up to 500 meters, an assembly comprising a pressing segment and an outer guiding tube, said pressing segment, and said o...  
WO/2017/066788A1
An automatic mast section latching system is disclosed that provides rapid and safe connection of sequential mast sections without placing an employee in a lift to complete the task. A slot flange extends above each mast section for conn...  
WO/2017/065723A1
A directional drilling system includes a housing and a motor positioned within the housing and operably coupled to a drill bit to rotate the drill bit. The system further includes a primary pad assembly comprising a primary pad and a pri...  
WO/2017/065974A1
A system (100) for positioning a working tool (21) in a wellbore (1). The positioning system (100) comprises a casing element (110) with a marker (111, 112, 113) provided on an inner surface, the marker (111, 112, 113) having a distinct ...  
WO/2017/062803A1
A slide cartridge having a base member and a channel defined by a pair of opposed walls, The walls extend from the base member and are configured to partially cover the rail of a horizontal directional drilling machine. The slide cartrid...  
WO/2017/060934A1
The purpose of the present invention is to provide a slope face working vehicle with which a rock bolt insertion hole that is orthogonal to a slope face can be drilled. This slope face working vehicle comprises: a working vehicle main bo...  
WO/2017/062893A1
A land drilling rig and associated methods are described that facilitate fast rig up of the drilling rig for drilling a well. In some embodiments, the drilling rig may include a rear trunk, a center trunk, and an alignment frame. The ali...  
WO/2017/058092A1
The invention relates to a method for drilling plan generation where a drilling plan is specifying a number of drilling holes having a starting point and an end point, which drilling holes are distributed within specified sectors of the ...  
WO/2017/058091A1
The invention relates to a method for drilling plan generation where a drilling plan (PBP) specifies a number of drilling holes having a starting point and an end point, which drilling holes are distributed within sectors (W; LS; RS; US;...  
WO/2017/056026A1
A percussion device that includes: - an input side; - an output side; - at least one drive transmitter; - a drive transmitter pathway; - a percussion impactor; and - a percussion anvil; where: the drive transmitter pathway is a circumfer...  
WO/2017/052840A1
A system for moving equipment is disclosed. The system may include a platform having opposing first and second ends. A first roll end may be located at the first end of the platform. A first beam may be coupled to the first roll end at t...  
WO/2017/052693A1
A boring tool is movable through the ground. A transmitter supported by the boring tool transmits an electromagnetic homing signal. A portable device monitors the electromagnetic homing signal and receives the electromagnetic homing sign...  
WO/2017/050335A1
a drilling or work-over vessel (10) is disclosed comprising a number of operational equipment (300), wherein the drilling or work-over vessel comprises at least one operational control and/or state unit (100) comprising at least one proc...  
WO/2017/045082A1
A downhole assembly and method are provided for selective activation of a motor in a drilling string. A rotor in a Moineau-principle motor is provided with a fluid passage therethrough and a catch that can receive and retain a blocking i...  
WO/2017/045059A1
The present disclosure, in some embodiments, relates to a drilling rig sidecar for transporting drilling equipment. The sidecar may carry such equipment as a degasser, shale shakers, catch tanks, trip tanks, pressure pumps, choke manifol...  
WO/2017/048941A1
A method for excavating a well cellar includes lowering an excavating apparatus having a cellar liner therein to a bottom of a body of water. The well cellar is excavated while contemporaneously lowering the cellar liner into the well ce...  
WO/2017/046449A1
A drilling device for drilling a hole in the ground and/or rock and having in its drilling head a plurality of drilling wing bits (2) arranged at equal distribution with their mutual position being adjustable such that said wing bits (2)...  
WO/2017/046584A1
A drilling assembly comprises an outer housing, a drive shaft, an articulated steering shaft assembly, a drill bit at end of steering shaft assembly and an eccentric fulcrum support though which the steering shaft assembly passes. The fu...  
WO/2017/041364A1
Provided are a tracked walking, self-rotating bidirectional drilling coal mining machine and an application method thereof. The coal mining machine comprises a coal mining machine upper frame assembly (2) and a coal mining machine base (...  
WO/2017/044852A1
A system including a hydrocarbon extraction system (10), including a well boring apparatus (12) configured to drill through a subterranean formation without rotating a drill string, and a seabed support system (14) configured to support ...  
WO/2017/044113A1
Exemplary embodiments of rotary pulsers are provided that include a stator and a rotor rotationally disposed adjacent to the stator. The rotary pulsers can include a regulator mechanism and a pump. Based on a parameter or condition assoc...  
WO/2017/044221A1
The present disclosure relates generally to data communication in subsea oil and gas drilling and production operations. In particular, data communication from sensors located on a piece of subsea oil and gas drilling and/or production e...  
WO/2017/039647A1
An assembly usable with a bottom hole assembly in a wellbore can include a fixed housing member coupleable to a bent housing member at a housing coupling location. The bent housing member can rotate relative to the fixed housing member a...  
WO/2017/040125A1
Aspects of the disclosure can relate to detecting and accounting for fault conditions affecting electronic devices. In implementations, electronic devices can be coupled to one another in series with a common power line linking the elect...  
WO/2017/039221A1
The present invention relates to a boring apparatus using a portable rock drill and, more specifically, comprises: a motor-driven body having a motor mounted therein so as to provide rotating power; a portable rock drill having a rock dr...  
WO/2017/039698A1
A monitoring system may include a position sensor, strain gauges, and a computing device for monitoring valves in a pressure pump having multiple chambers to determine critical valve limits for the valves using strain measurements for ea...  
WO/2017/035370A1
Diagnostic or assisting lateral wellbores can have a significant benefit for injecting and distributing treatment fluids and other materials within complex fracture networks that surpass conventional injection at the primary lateral well...  
WO/2017/032457A1
The invention relates to a method for measuring a tensile force exerted during the pulling in of a tube or a line, an elongation of the pipe or the line being detected by means of one or more sensors arranged on the pipe or line.  
WO/2017/034550A1
A method and apparatus for transmitting torque in a downhole assembly. The apparatus includes a driver sub with an annular body defining an internal surface, a portion of the internal surface of the driver sub defining a contact surface;...  
WO/2017/034400A2
The present invention relates to a modular transfigurable drilling rig system composed of multiple components, which system is transfigurable between a field transport mode in which components of the system are transportable on the field...  
WO/2017/033059A1
A rock formation drill bit assembly with electrodes includes a drill bit including a hollow portion that extends along a longitudinal axis of the drill bit. The hollow portion extends from a first end to a second end opposing the first e...  
WO/2017/030614A1
A downhole drilling system is disclosed. The downhole drilling system may include a drill bit including a first electrode and a second electrode. The downhole drilling system may also include a pulse-generating circuit coupled to the fir...  

Matches 751 - 800 out of 13,868