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Patent Searching and Data


Matches 1 - 50 out of 2,225

Document Document Title
WO/2018/112678A1
Disclosed is a pile casting torque multiplier (1), wherein an upper connecting plate (2) is connected to a power head box (21); the upper connecting board (2) is connected to a planetary gear shaft connecting ring (3); a planetary gear s...  
WO/2018/118523A1
A rotary table drive with a top plate and a bottom plate cooperating to define a bore and an adjacent sealed gear housing. A bushing adapter passes through the bore and is configured to receive a bushing to mate with a segment of polygon...  
WO/2018/118209A1
A system (100) for supplying power for drilling operations has a main powerhouse (102) and a drill floor powerhouse (104) in which the drill floor powerhouse is movable in relation to the main powerhouse. The main powerhouse (102) has a ...  
WO/2018/103919A1
The invention relates to a drilling tool and a method for producing a bore in the ground, in which method ground material is carried away by a removal device on the underside of a main body of the drilling tool, flushing air is supplied ...  
WO/2018/099518A1
The invention relates to a top drive axial bearing (200) for a drilling system, comprising a first bearing ring (232), a second bearing ring (234) and a plurality of rolling bodies (236) arranged between the first bearing ring (232) and ...  
WO/2018/099519A1
The invention relates to a top drive axial bearing (600) for a drilling system, comprising a first bearing ring (632), in particular a shaft disk, a second bearing ring (634), in particular a housing disk, and a plurality of rolling elem...  
WO/2018/090962A1
Disclosed are a wire rope coring drilling rig and a new green construction method capable of replacing trench and shallow-shaft explorations, the wire rope coring drilling rig comprising: a base (1), a principal machine (2), a drilling t...  
WO/2018/085917A1
A torque transfer control tool has a rotary-stroking piston that is axially movable within a fluid chamber in response to rotation of mandrel having an upper end co-rotatably coupled to a first torsional drive system component and a lowe...  
WO/2018/074735A1
Disclosed are a method for automatically replacing a casing and a drill pipe, and a drilling machine comprising the same. The drilling machine comprises: a frame unit having at least two elongated frames which are slidably coupled to eac...  
WO/2018/072019A1
Sealing/locking rod safety clamp systems and components are provided. In some embodiments, the systems can comprise a locking rod clamp, a lockable drive motor shaft, and locking shaft rams. Methods of use of sealing/locking rod safety c...  
WO/2018/058214A1
The present invention relates to a method and a system used in petroleum well construction operations for the purpose of measuring the execution performance of the various operations involved in the construction of a well and providing, ...  
WO/2018/050452A1
A rotary electrohydraulic actuator includes a direct drive hydraulic motor having an output shaft through opening that is concentric with a rotational axis of a rotor of the hydraulic motor. The actuator includes a power plant mounted on...  
WO/2018/049199A1
A drill string comprises a mechanical drill bit and a ram accelerator with a launch tube proximate to the mechanical drill bit. A projectile accelerated by the ram accelerator exits the mechanical drill bit through an orifice and impacts...  
WO/2018/022200A1
A select fire system and method for controlling operations in a gun string assembly comprising perforating guns and switch subs mechanically connected in the gun string assembly is disclosed. Each of the switch subs further comprises a s...  
WO/2018/008842A1
The present invention relates to top-sheaves for preventing a leader of a drilling machine from being bent, wherein the principle of the lever is applied to the top-sheaves of a leader so as to effectively distribute a load transmitted t...  
WO/2018/007236A1
A foundation drilling machine (100) comprises: a base (1) revolvingly mounted on an undercarriage (2), a rotation system (7) that allows the base to rotate with respect to the undercarriage, a tool (50) intended to work the ground, an ar...  
WO/2017/217848A1
A method for drilling a wellbore wherein use is made of a top drive device comprising: -multiple electric top drive motors each having a rotor, -a transmission to which said rotors of said multiple top drive motors are operatively connec...  
WO/2017/217839A1
A wellbore drilling installation and method for drilling a wellbore or other wellbore related activities. The installation comprises a drilling tower, drill floor with well center, and a slip device system comprising a first slip device ...  
WO/2017/204664A1
The invention can be used in underground mining, being mounted on a device commonly known as a rock drilling jumbo. The system of the invention is used for systems for drilling long radial holes. In ore extraction in underground mining, ...  
WO/2017/188876A1
A retainer means for the connection between a drill bit and a chuck fastening of a rotating tool, in particular for a rock drill arrangement, whereby the chuck fastening comprises first retainer means, and the drill bit comprises a drill...  
WO/2017/147563A1
Apparatus for splitting rock, the apparatus comprising: a housing; a drill assembly mounted to the housing and configured to move longitudinally relative to the housing, the drill assembly comprising a shaft having a proximal end and a d...  
WO/2017/127924A1
A rotor carries a gripping mechanism operable to grip an elongated object such as a drill string section. The rotor is driven by one or more drive mechanisms comprising a flexible element such as a chain. The flexible element allows some...  
WO/2017/132105A1
A top drive unit including a top drive housing, a drive stem disposed in the top drive housing, a carrier configured to axially move the drive stem relative to the top drive housing, and a drive mechanism for rotating the drive stem.  
WO/2017/127604A1
A method and apparatus for suppling non-hydraulic power to a tool unit during well operation. A top drive (4) supplies power to a power consumer of the tool unit (200) with a non-hydraulic power supply: a mechanical power coupling from t...  
WO/2017/127749A1
A drill rig system for drilling a wellbore in the earth, the drill rig system comprising: a drill rig comprising: a substructure supporting a rig floor and a mast extending vertically above the rig floor; a top drive supported by a line ...  
WO/2017/116676A1
A method for reducing noise at a wellsite includes transmitting a plurality of first signals from a variable frequency drive (VFD) to an alternating current (AC) induction motor. A timing of a plurality of second signals is varied to con...  
WO/2017/105228A1
The present invention relates to a drilling rig configured to drill deep wells, comprising an articulated arm with at least two arm sections, and wherein a drilling motor assembly is pivotally arranged on one of the arm sections. The pre...  
WO/2017/100648A1
A downhole system for use in a wellbore in a subterranean formation includes an electromechanical motor or generator. The electromechanical motor or generator may, respectively, be configured convert electricity to mechanical energy or c...  
WO/2017/095877A1
A top drive system with a removable flange is provided. In one embodiment, a top drive (28) includes a quill (46), a motor (44) coupled to drive rotation of the quill, and a swivel (42) including a housing (62) and a bearing (64) dispose...  
WO/2017/091495A3
A system (10) for drilling a subterranean borehole (20). In an embodiment, the system includes a mast (12), and a pipe rotator (50) coupled to the mast. The pipe rotator includes a stem (52) that is configured to be coupled to an end of ...  
WO/2017/083940A1
A drill motor assembly including a drill shaft and at least two sub-motor assemblies operatively engaged with the drill shaft to cause the drill shaft to rotate.  
WO/2017/070206A1
A power swivel (10) is disclosed that is configured to rotate tubular string and drill bit to form or extend a subterranean borehole. In an embodiment, the power swivel includes a motor (12), a gear box (16) coupled to the motor, and a l...  
WO/2017/065605A1
The present invention relates to a top drive well drilling installation comprising a trolley guided along one or more vertical rails along the drilling tower, which trolley is provided with a support frame supporting the top drive unit a...  
WO/2017/065603A1
A method for servicing a top drive device of a wellbore drilling installation. The installation comprises a drilling tower,a drill floor having a well center through which a drilling tubulars string can pass along a firing line. A trolle...  
WO/2017/065604A1
A method for removal of a top drive device in a wellbore drilling installation, e.g. for servicing and/or exchanging a top drive device. The frame of the trolley and the top drive device are provided with cooperating vertical guide membe...  
WO/2017/059556A1
Provided is a gantry type rotary drilling rig, comprising a power source (9), a winding engine (8), double masts (2) and a hanging head (1). The hanging head (1) is connected to the masts (2). The masts (2) are connected to a fixed stand...  
WO/2017/058027A1
The invention relates to a downhole tool (100) for use in a petroleum well. The downhole tool (100) comprises a first part (110) comprising a driving unit (8), and second part (120) comprising a driven unit (9), wherein the driving unit ...  
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/2017/044482A1
A system includes an accessory tool selected from a group consisting of a casing unit, a cementing unit, and a drilling unit; and a genset mounted to the accessory tool and comprising: a fluid driven motor having an inlet and an outlet f...  
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/2017/039221A1
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/2017/040508A1
The present disclosure generally relates to a combined multi-coupler (4y) for a top drive. In one embodiment, a combined multi-coupler including a first tubular member having a first axial load profile, a first torque profile, and a firs...  
WO/2017/031346A1
A blasthole drill rig includes a base, a drill tower extending from the base, a drill pipe coupled to the drill tower, a drill bit coupled to a lower end of the drill pipe, an air compressor that directs compressed air through the drill ...  
WO/2017/031441A1
A top drive system for use with a tool (102) for handling tubulars on a drilling rig includes a motor unit (100); a coupling unit (108, 11) that transfers torque to the tool; a torque measurement device (TMD) coupled to at least one of t...  
WO/2017/027647A1
A modular top drive system for construction of a wellbore includes an alignment assembly configured to align a tool with a top drive unit to facilitate automatic tool installation during rig up.  
WO/2017/027650A1
A method and apparatus for drilling a wellbore is disclosed. The wellbore is drilled with a drill string that includes a bypass device having a fluid passage therethrough by supplying a fluid through the bypass device at a first flow rat...  
WO/2017/016714A1
The invention relates to a drilling apparatus and a method for producing a bore in the bottom of a body of water from a floating platform (4) which is exposed to lifting motions, in particular a wave motion of the body of water (8), wher...  
WO/2017/018990A1
A drill bit may include rings that are rotatable at different speeds along a single axis. The drill bit may be coupled to a motor using multiple driveshafts. Each driveshaft can be coupled to one of the rings. Each driveshaft may transmi...  
WO/2017/014903A1
A system includes a span block (48) configured to couple with an extension (44) from a top drive (42) at a first end (76) of the span block and configured to couple to a tubular (38) at a second end (78) of the span block. The system als...  
WO/2017/008469A1
A movable drill pile of a pile driver for a cement-soil mixing pile, comprising an actuating housing (1) having a cavity. Provided on the actuating housing is at least one through hole (11) running in the axial direction through the enti...  

Matches 1 - 50 out of 2,225