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Patent Searching and Data


Matches 1 - 50 out of 13,267

Document Document Title
WO/2019/076135A1
Disclosed is a drilling speed-raising device capable of producing double actions of hydraulic pulse and impact vibration. The device comprises an upper joint (1), a drilling tool body (2) and a lower joint (3). The upper end of the lower...  
WO/2019/075508A1
The present disclosure relates to an underreamer. In one aspect, the underreamer comprises a body, the body comprising at least one pocket therein, the underreamer further comprising at least one cutter secured with respect to the body, ...  
WO/2019/077518A1
A drilling apparatus and a method for releasing rods stuck in surrounding ground are described, that use a torsional device for releasing the drilling assembly and induce centrifugal forced vibrations and bending vibrations in the drilli...  
WO/2019/072836A1
A drill string sub for a rotary steerable drilling system wherein a flow diverter is configured, which flow diverter is configured rotatable about a drill string longitudinal axis at a relative rotation frequency relative to the drill st...  
WO/2019/071329A2
Offshore production systems and methods relating thereto are disclosed. In an embodiment, the offshore production system includes a surface vessel. In addition, the offshore production system includes a closed-loop cooling fluid circulat...  
WO/2019/073123A1
An arrangement and method for installing a casing. The arrangement (100) comprises a casing (1 ), a bar part (2) adapted rotatable inside the casing, the arrangement further comprising a borer (6) which comprises a blade part (15) to rel...  
WO/2019/075076A1
The present invention provides a method and apparatus for increasing the drift diameter and improving the well path of the wellbore, accomplished in one embodiment by cutting away material primarily forming surfaces nearer the center of ...  
WO/2019/014548A9
A method for mitigating a fluid flow from a target wellbore using a relief wellbore includes receiving wellbore geometry information of the target wellbore, receiving an initial interception point of the target wellbore, simulating a cha...  
WO/2019/075126A1
Methods and apparatus for releasing a lead mill of a BHA from a whipstock in a wellbore include slideably releasing the BHA from the whipstock without relative rotation and without destruction of a retractable bolt. A system includes: a ...  
WO/2019/070639A1
A boring bit such as for horizontal directional drilling is provided which includes a hard faced layer that is preferably made by a laser cladding bead. The laser clad bead may be applied in some regions to a greater extent and in other ...  
WO/2019/068938A2
In preparation for directional drilling, a wedge supported distally ahead of a tubular drill string is advanced along a parent hole. The wedge is connected to the drill string by a rigid link that extends along a central longitudinal axi...  
WO/2019/066930A1
Tagging bottom utilizing an automated control system and downhole tools may include determining, by a computer processor, that a drill bit has reached a predetermined distance from a bottom of a wellbore, in response to determining that ...  
WO/2019/068057A1
A system for increasing low pressure zones for microbial enhanced oil recovery through radially drilled narrow, high surface area bore holes around a well bore is provided. A drill string is inserted into and directed horizontally and pe...  
WO/2019/067402A1
A whipstock system and methods are disclosed, including a whipstock body, a control unit mounted on or in the whipstock body, the control unit comprising transmitters and receivers operable to receive commands from an external source, ac...  
WO/2019/067787A1
An auger rig for use for a portable ice auger is disclosed. The rig includes a support structure and an auger carriage movable between a raised position and a lowered position via a drive mechanism for drilling an ice hole. In illustrate...  
WO/2019/063972A1
A method of controlling a well in a geological structure, the well comprising: a first casing string (12a), and a second casing string (12b) at least partially inside the first casing string thus defining a first inter-casing annulus the...  
WO/2019/060236A1
A method for identifying anomalous mud flow includes determining an operating rate of a mud pump discharging to a pipe string in a wellbore. Mud returned from the wellbore is moved to a first metering tank. Mud is moved from the first tr...  
WO/2019/048094A1
A mining or construction vehicle (10) comprising an extendable boom (12) comprised of a first and a second telescopic section (13,14) extending in a longitudinal direction (D1), wherein the first telescopic section (13) is arranged to be...  
WO/2019/051378A1
A double stage drill string stabilizer adapted to condition the well bore and reduce vibrations in the drill string as the device passes thought the well bore is disclosed. The drill string stabilizer comprises a tubular body and at leas...  
WO/2019/048093A1
A mining or construction vehicle (10) comprising a boom (12) extending in a first direction (D1), which boom (12), via a first and a second rotation device (15,16), is connected to a hydraulic device arranged on a mounting device (11) ar...  
WO/2019/025761A3
A tool for milling a window in a casing (3) of a borehole, the tool comprising: a main body having a longitudinal axis wherein, when the tool is run into a borehole, the longitudinal axis is substantially parallel with the longitudinal a...  
WO/2019/042755A1
The present invention refers to an apparatus for thermal spallation of a borehole, wherein the borehole comprises a proximal region with a borehole fluid with a pressure pH2O, and a distal region filled with a fluid, in particular filled...  
WO/2019/046675A1
Embodiments disclosed herein describe a rotating flow coupler that is configured to couple multiple sections of a casing for a horizontal well, wherein the rotating flow coupler is configured to rotate relative to the casing allowing an ...  
WO/2019/040039A1
A system for real-time steering of a drill bit includes a drilling arrangement and a computing device in communication with the drilling arrangement. The system iteratively, or repeatedly, receives new data associated with the wellbore. ...  
WO/2019/037804A1
For holes, during part one of the conveyance, rock is generally cut in blocks section by section, for example, but not exclusively, having a rectangular hole cross section; the edges are generally vertical or very steep having, for examp...  
WO/2019/034834A1
A bulk material drilling system is described, the drilling system arranged to allow accurate directional control of a drill bit through bulk material via non-mechanical means, while providing real-time feedback on drill bit positioning. ...  
WO/2019/028500A1
A sensor module for a marine buoyancy unit is disclosed, the marine buoyancy unit configured to be releasably connected to a marine riser. The sensor module comprises a housing releasably connectable at least partially within the marine ...  
WO/2019/032759A1
Spherical projectiles may be used to form one or more holes in geologic or other material. These holes may be used for drilling, tunnel boring, excavation, and so forth.  
WO/2019/033039A1
An automated slide drilling system (ASDS) may be used with a drilling rig system to control slide drilling. The ASDS may autonomously control slide drilling without user input during the slide drilling. The ASDS may further support a tra...  
WO/2019/025761A2
A tool for milling a window in the casing of a borehole, the tool comprising: a main body having a longitudinal axis wherein, when the tool is run into a borehole, the longitudinal axis is substantially parallel with the longitudinal axi...  
WO/2019/027462A1
A method to provide support within a wellbore includes underreaming a section of the wellbore at a depth spanning a layer of an unstable formation. The method also includes deploying a bistable structure within the wellbore at the depth ...  
WO/2019/025008A1
The present invention provides an oxygen lance having a wooden casing, a process for production of silicon metal or metal alloy in an arc furnace, wherein liquid silicon metal or metal alloy is produced and the liquid metal or metal allo...  
WO/2019/022601A1
The present invention relates to a system and method for casing drilling with a subsea casing drive adapted to engage at the outer circumference of the casing string, to impart a linear force and/ or torque to the casing string, and such...  
WO/2019/021042A1
Hole enlargement procedure and apparatus for the implementation thereof The subject of the invention is the procedure for the enlargement of a hole drilled into the ground, during the preparatory phase of which a drill pipe, driven throu...  
WO/2019/018927A1
A drilling system having retractable wings and method of using same. The system includes at least one wing, which can extend from the system once it engages in a casing and abuts against an abutment ring at the bottom end of the casing. ...  
WO/2019/022581A1
The present invention relates to an apparatus for drilling a hole in the ground and a ground reinforcing method and, more specifically, to an improved hole drilling apparatus using screw casings and an earth anchor method using same, in ...  
WO/2019/018095A1
A system and method for orienting a tool in a near vertical wellbore. The system includes a tool string having a whipstock at an end thereof, at least two magnetometers oriented transverse to a longitudinal axis of the tool string, and a...  
WO/2019/018351A1
A downhole oscillation tool includes a Moineau-type positive displacement pulse motor and a valve assembly for use in a drill string (100). The pulse motor includes a rotor configured to nutate within the bore of a stator (114). The roto...  
WO/2019/013766A1
Control valves can allow for a steering assembly of a drill string. An exemplary control valve can include a first valve element including a first orifice, the first valve element being movable by actuation by a motor, and a second valve...  
WO/2019/014515A1
Hydro excavation vacuum apparatus that process spoil material onboard the apparatus by separating water from the cut earthen material are disclosed.  
WO/2019/014160A1
Systems and methods for performing a radial drilling operation using a shaft are disclosed. The shaft can be flexible and can be made of a series of links, each of which can have a hexagonal or other suitable shape to impart a torque alo...  
WO/2019/014161A1
Apparatuses and methods for positioning a flexible hose into a wellbore with a protective housing are disclosed. A flexible hose is contained within a protective housing and both are positioned into a wellbore to a desired depth. Pressur...  
WO/2019/011202A1
A method for induced drilling by means of inertial confinement motion traction, and an inertial confinement induced drilling device with a PDC drill. By means of the method for induced drilling by means of inertial confinement motion tra...  
WO/2019/014428A1
A method for drilling a wellbore with an offshore, riserless drilling system, the method includes pumping a drilling fluid from a drilling vessel down a first drillstring and into an annulus within a subterranean wellbore, pumping the dr...  
WO/2019/014142A1
A drill bit mounted on or integral to a mandrel on the distal end of a downhole motor directional assembly is provided. The drill bit is in a fixed circumferential relationship with the activating mechanism of one or more dynamic lateral...  
WO/2019/009911A1
Control valves can allow a well operator to steer a drill string. An exemplary control valve can include a valve body with an axial bore and a radial orifice in fluid communication with the axial bore, wherein flow passing through the ax...  
WO/2019/000037A1
A method of obtaining geological data pertaining to a bore hole that comprises supporting a ground drill and a separate geological instrument (30) on a vehicle (52), the instrument (30) being capable of acquiring geological data includin...  
WO/2019/005819A4
A method for generating an output of a downhole inertial measurement unit (IMU) includes: generating a trajectory between a plurality of survey points of a planned well data as a function of time, wherein the planned well data includes a...  
WO/2019/005819A1
A method for generating an output of a downhole inertial measurement unit (IMU) includes: generating a trajectory between a plurality of survey points of a planned well data as a function of time, wherein the planned well data includes a...  
WO/2019/006108A1
Providing electric power distribution for fracturing operations comprising receiving, at a transport, electric power from a mobile source of electricity at a first voltage level and supplying, from the transport, the electric power to a ...  

Matches 1 - 50 out of 13,267