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Patent Searching and Data


Matches 551 - 600 out of 10,208

Document Document Title
WO/2020/252139A1
A method for deploying a payload at a subaquatic deployment location includes submersing a submersible aquatic vehicle in a body of water. The submersible aquatic vehicle carries a payload. The method also includes driving the submersibl...  
WO/2020/244665A1
Disclosed is a rotary steering well-drilling tool based on a bit pressure steering transmission structure, belonging to the technical field of well-drilling devices. The rotary steering drill tool comprises a bit pressure steering transm...  
WO/2020/245408A1
A method of retrofitting an existing offshore drilling vessel for performing subsea wellbore related activities along a vertical firing line, wherein the existing offshore drilling vessel has a floating hull provided with a moonpool, and...  
WO/2020/244671A1
Disclosed is a hybrid rotary steerable drilling system capable of easily deflecting, comprising a front bearing main body (1), a weight on bit and torque deflection transfer pup joint (2) and a deflection control system (3), wherein the ...  
WO/2020/245426A1
The first aspect of the present invention relates to an offshore drilling system and a method for performing subsea wellbore related activities involving a riser extending between the vessel and a subsea wellbore. The offshore drilling s...  
WO/2020/244629A1
A rotary guide device, which comprises a rotary guide sub (1) and at least one set of universal drill pressure transfer subs (2). The rotary guide sub (1) at least comprises a mandrel (11), a guide sleeve (12), and a deflection control a...  
WO/2020/243239A1
Systems and methods for performing slide drilling and for determining operational parameters to be utilized during slide drilling. An example method includes commencing operation of a processing device, whereby the processing device dete...  
WO/2020/242685A1
A trailer assembly for carrying coiled tubing includes a main beam assembly extending from a forward end of the trailer assembly to a rear end of the trailer assembly. The main beam assembly includes a forward portion that extends from t...  
WO/2020/234635A1
An integrated drilling and reaming tool for extracting geological core samples for mining exploration is provided. The tool comprises a drilling component for drilling through rock, the drilling component comprising a tubular body having...  
WO/2020/234202A1
The invention relates to a drill head (1) for electro-pulse-boring. The drill head (1) comprises a high-voltage pulse generator enclosed in a hermetically sealed container (10) and a drill bit mechanically coupled to the container (10). ...  
WO/2020/234859A1
A drilling hole correction tool having an internal push rod; an external guide cylinder; a shear pin; an internal locking pin; and a foot. A method for correcting drill hole comprises: raising the rods to 3.0 m above the bottom; removing...  
WO/2020/233473A1
A drilling rig and a matching drill pipe (5) for use with same. The drilling rig comprises a gear-type pneumatic motor (1), a decelerator (2), a power shaft (3), a rotary seal device (4) and a matching drill pipe (5) for use with same. A...  
WO/2020/236430A1
A control unit includes a rotatable tubular body that rotates around a spindle. A torque transfer unit may be attached to the tubular body and the spindle. A force applied to the torque transfer unit by a biasing element may control a fi...  
WO/2020/231996A1
A closed-loop hydraulic drilling system generates choke characteristic curves or data that more accurately reflects the relationship between the commanded choke valve position and the resulting pressure drop across the choke valve for a ...  
WO/2020/231978A1
A horizontal directional drilling machine includes a frame providing a base, a rack movable to different drilling angles with respect to the base, and a carriage having a rotating assembly for engaging a drill rod, the carriage being mov...  
WO/2020/224510A1
A rotary steering tool, comprising: a power unit (130) having an output shaft capable of outputting torque and a bias driving part capable of outputting a radial force and/or an axial force; a transmission shaft (1202) connected to the o...  
WO/2020/227306A1
A drilling assembly includes a hydraulic amplifier assembly, a driver, a bearing housing, and a shaft. The hydraulic amplifier assembly is configured to increase a pressure of a drilling fluid so as to produce a pressurized drilling flui...  
WO/2020/222890A1
A vibration assembly includes a valve above a rotor and stator. The rotor rotates within the stator as fluid flows therethrough. The valve includes a rotating valve segment, which rotates with the rotor, and a non-rotating valve segment ...  
WO/2020/219009A1
A downhole apparatus comprises a casing string with a fluid barrier connected in the casing string. A degradable plug is positioned in the casing string above the fluid barrier. The degradable plug and fluid barrier define upper and lowe...  
WO/2020/214207A1
A pressure generating device for use in downhole drilling operations includes a rotating valve portion having a first body with at least one first flow channel, and a stationary valve portion having a second body with at least one second...  
WO/2020/214639A1
A mast for a drilling rig and a method for operation thereof, in which the mast includes a first leg, a second leg, and a mast leg actuator coupled to the first leg and the second leg. The mast leg actuator is configured to expand so as ...  
WO/2020/210905A1
A bias subsystem for a steerable bottom hole assembly (BHA) includes a housing having a rotational axis; a plurality of flow conduits in the housing to convey drilling fluid received at an upstream end of the housing towards a downstream...  
WO/2020/211842A1
A pose monitoring apparatus for a geosteering system, comprising: a second pose measurement module (55), provided on a quasi-static platform and measuring a gravity tool face angle of the quasi-static platform, the quasi-static platform ...  
WO/2020/207616A1
In a method and a device (1) for drilling holes, in particular by means of percussive or rotary percussive drilling, in ground material or rock material (3), wherein a bore crown (5) mounted on a drilling rod (4) forms a borehole (2) and...  
WO/2020/210408A1
A steering assembly includes a housing having a longitudinal axis, a mandrel having a front connecting extremity and a rear connecting extremity, the mandrel passing through the housing and arranged in a first position coaxially to the l...  
WO/2020/210482A1
A downhole-type device includes a fluid-end with a fluid rotor configured to move or be rotated by wellbore fluids. A fluid stator surrounds and supports the fluid rotor. A first bearing couples the fluid rotor to the fluid stator. A sec...  
WO/2020/209724A1
A well insert for insertion into a foundation of a well is provided. The insert comprises a channel therethrough for the well; and the well insert is arranged so that when the well insert is inserted into the foundation of the well, the ...  
WO/2020/201537A1
The present invention relates to a cleaning device (1) for cleaning an auger (30), preferably an auger of a kelly drilling apparatus, the cleaning device comprising a retainer and an auger cleaner (14), which is to be fastened or is fast...  
WO/2020/200770A1
The invention relates to a method for drilling a hole in the ground using a drilling apparatus, in which method a drill rod is driven in rotation, to the lower end of which a drilling tool is detachably fastened via a connecting device, ...  
WO/2020/205461A1
A drill rig having a longitudinal drilling axis, a front portion, and a rear portion can comprise a feedframe aligned with the longitudinal drilling axis, a first head assembly coupled to the feedframe and configured to rotate a drill st...  
WO/2020/198303A1
A sensor is configured to sense a deflection angle and to transmit a second signal representing the sensed deflection angle to a downhole control unit. The downhole control unit is configured receive signals from at least the sensor. An ...  
WO/2020/191280A1
A hydraulic fracturing system for fracturing a subterranean formation includes a primary switchgear (404) arranged on a support structure (402). The system also includes a secondary switchgear (412), arranged on the support structure (40...  
WO/2020/190942A1
Systems and methods for using stratigraphic heat maps to steer a well being drilled. Data from one or more offset wells can be provided to a computer system and used with data from a well being drilled to generate one or more stratigraph...  
WO/2020/187947A1
According to an example aspect of the present invention, there is provided a method, comprising: receiving target pose data indicative of at least target position of a first boom object of the boom for positioning a work machine of the m...  
WO/2020/187411A1
A system (10) for operation on a subsea well (12), the system (10) comprising at least one storage unit (40a, 40b) configured to store tubulars (42); a subsea mast unit (38) comprising at least two string handling devices (60a, 60b) conf...  
WO/2020/186004A1
A coupler (118) for a drill rod (116) includes a body defining an inner bore (204) extending along a longitudinal axis (208), at least a portion of the inner bore defining a non-circular profile having a plurality of flats (228) includin...  
WO/2020/185327A1
An apparatus for performing a milling operation includes a mill having an internal fluid conduit and a fluid port configured to connect the internal fluid conduit to an exterior of the mill. A moveable flow diversion component is configu...  
WO/2020/180773A1
A computer-implemented method for providing a voice interface system comprising: monitoring a first voice input during a training phase; monitoring manual inputs to a system during the monitoring the first voice input; storing training i...  
WO/2020/172736A1
A method for mining narrow vein deposit of ore, the narrow vein deposit having a hanging wall and a foot wall, the method comprising: drilling a pilot hole into the narrow vein deposit along a path substantially centrally between the han...  
WO/2020/176384A1
Techniques for determining a drill bit location includes identifying a plurality of acoustic energy signals received at a plurality of sets of acoustic receivers from a passive acoustic energy source that is part of a wellbore drilling s...  
WO/2020/176102A1
The disclosure is directed to a method, system, and apparatus that can be utilized to provide electrical power to an active magnetic ranging (AMR) bottom hole assembly (BHA). The electrical power can be transmitted through a drill string...  
WO/2020/169255A1
The present invention relates to methods and systems for establishing a well foundation as well as for drilling and installation of a surface casing (21) without any use of a drilling rig.  
WO/2020/169581A1
The invention relates to drilling platforms and/or production platforms for locating, producing, processing and/or transporting crude oil or natural gas. These are characterized in particular in that they can be placed and secured in pos...  
WO/2020/171799A1
A well path for a directional drilling device may be updated by determining a perturbation for a new well path from a current bottom-hole assembly position to a target using the initial well plan (or any well path of reference) as a refe...  
WO/2020/169880A1
The object of the invention is a drill for use in drilling a hole/recess in the ground, a road surface or a planted area, the drill also being used in making holes/recesses for anti-tank mines. The invention is characterized by using a l...  
WO/2020/167764A1
A stand-building system and method for a drilling rig, of which the system includes a casing preparation skid configured to prepare a casing joint for connection to another casing joint, and a casing stand assembly skid configured to rec...  
WO/2020/167722A1
A first fracturing fluid is pumped through a first wellbore at a first pressure. The first wellbore includes a first vertical section and horizontal section having a first end, intersecting from the first vertical section, and a distal e...  
WO/2020/165346A1
The invention proceeds from a method for mounting a roll of protective mesh material (10) to an underground rock drilling machine (12), in particular a drilling jumbo, comprising at least one boom (14, 16), preferably at least two booms ...  
WO/2020/168157A1
A downhole tool has a directional pad that contacts a wellbore wall at a pad contact location and a drill bit with at least one active cutting element that contacts the wellbore wall at a cutting element contact location. A contact dista...  
WO/2020/163386A1
Provided, in one aspect, is a deflector assembly. The deflector assembly may include a tubular member, the tubular member having an uphole lateral wellbore tubular portion and a downhole main wellbore tubular portion. The deflector assem...  

Matches 551 - 600 out of 10,208