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7469754 |
A rig for drilling wells or holes at virtually any angle, from nearly horizontal to vertical, has a trailer mounted derrick which can be tilted to a desired angle, a top drive unit slidably mounted within such derrick and a hydraulic jac...
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7469749 |
A mobile snubbing system and method of operation transports a snubbing unit to a wellhead on a mobile platform. The snubbing unit is supported by a frame pivotable about a wellhead end of the platform for aligning the snubbing unit with ...
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7467670 |
Mechanical stops are utilized on a rod transfer mechanism, with the stops being offset vertically from one another, to index the rod transfer mechanism of an HDD machine under the appropriate column of a drill rod storage magazine. The s...
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7438141 |
A module and related methods of use in drilling a borehole in a face of a mine passage using a drilling element and installing a bolt in the borehole once formed. The module may include a bolt holder for holding a plurality of bolts and ...
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7431550 |
The present invention generally relates to a method and apparatus for handling a tubular above a wellbore. In one aspect, the present invention provides a pipe handling apparatus operable with a pipe pick-up and lay-down machine. The pip...
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7428937 |
A module and related methods of use in drilling a borehole in a face of a mine passage using a drilling element and installing a bolt in the borehole once formed. The module may include a bolt holder for holding a plurality of bolts and ...
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7428936 |
A module and related methods of use in drilling a borehole in a face of a mine passage using a drilling element and installing a bolt in the borehole once formed. The module may include a bolt holder for holding a plurality of bolts and ...
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7428935 |
A module and related methods of use in drilling a borehole in a face of a mine passage using a drilling element and installing a bolt in the borehole once formed. The module may include a bolt holder for holding a plurality of bolts and ...
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7419006 |
An apparatus and method for protecting wellheads of a fixed-leg drilling and production platform which provide an alternative from the shutting in of producing wells as currently required. The apparatus provides a structural barrier for ...
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7407344 |
A module and related methods of use in drilling a borehole in a face of a mine passage using a drilling element and installing a bolt in the borehole once formed. The module may include a bolt holder for holding a plurality of bolts and ...
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7401664 |
A top drive system for wellbore operations, the top drive system including motor apparatus, a main shaft driven by the motor apparatus, the main shaft having a top end and a bottom end, a quill connected to the main shaft, and a gear sys...
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7381012 |
A module and related methods of use in drilling a borehole in a face of a mine passage using a drilling element and installing a bolt in the borehole once formed. The module may include a bolt holder for holding a plurality of bolts and ...
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7363991 |
A system and method for lifting and translating extended length objects includes a power roller assembly attached to an extendable mast. When a roller on the power roller assembly contacts the outer surface of the extended length object,...
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7350586 |
An automated tubular running tool for use in drilling systems and the like allows for the picking up, positioning, stabbing and threadedly connecting a tubular segment to a tubular string being held by the rig by a spider. The tool compr...
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7322406 |
An operational system and method and improved apparatus for positioning and stabbing well tubulars wherein: the grasping members of the apparatus can be folded and unfolded; the boom assembly can be pivoted to a downward clearance positi...
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7284624 |
A drill gripping device is shown with an inexpensive and compact design. In one embodiment, an inexpensive and more compact design is possible through the use of a single actuator with a single gripping portion of a drill gripping device...
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7240742 |
An pipe handling assembly for transporting pipe sections to and from a horizontal boring machine. The system comprises a movable magazine, a support member, a drive system, and a transfer assembly. The drive system may move the magazine ...
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7228919 |
An apparatus and method for use in the off-line make-up of drill pipe stands on drilling rigs used in the exploration and production of oil and gas reserves are disclosed. The disclosed invention is a pipe handling system in which a sect...
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7225865 |
A method and apparatus for positioning a tong comprises a piston and cylinder assembly and a mounting assembly therefor. The mounting assembly is mounted on a support beam in the drilling derrick and the piston and cylinder assembly is p...
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7147254 |
An apparatus configured to a downhole tubular to a pump. The apparatus comprises: a body portion having a bore; a locking assembly comprising at least one locking member pivotally mounted to the body portion so as to permit the locking m...
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7140453 |
An apparatus for moving and handling tubulars has a stinger ( 21 ) slidably mounted on a frame which stinger comprises a rod or tube the end of which is adapted to fit within the pipe ( 20 ) to be moved, a gripping means ( 23 ) on the en...
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7140445 |
Methods and apparatus for drilling with a top drive system are provided. In one aspect, a top drive system includes a top drive, top drive adapter, and a tubular positioning apparatus. In another aspect, the top drive adapter is pivotabl...
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7117938 |
Drilling rig apparatus for connecting and disconnecting well pipe at a drilling rig. A remotely controlled power wrench assembly is mounted on a remotely controlled lifting mechanism attached to a base spaced about the well axis on the r...
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7096977 |
A pipe running tool for use in an oil drilling system and the like comprises a lower drive shaft adapted to engage a drive shaft of a top drive assembly for rotation therewith. The pipe running tool further includes a lower pipe engageme...
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7083007 |
A fingerboard having at least one fingerboard row for storing a plurality of threaded tubulars is provided. A plurality of latches are connected to the at least one fingerboard row for lockingly retaining at least one threaded tubular, w...
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7055594 |
A top drive drilling system, in at least some aspects, having a top drive unit, and a pipe gripping system beneath the top drive unit which has an open throat for receiving a tubular to be gripped by the pipe gripping system; and, in at ...
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7011166 |
An automatic pipe handling system for automatically transporting pipe sections to and from a horizontal boring machine. The system comprises a pipe handling assembly, a pipe lubrication assembly, a makeup/breakout assembly, and an automa...
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6997265 |
A method and apparatus for moving pipe on a rig floor between a number of different stations including an off-floor rack, a preparation opening, a borehole, and a storage area, such that tubulars can be loaded onto the drill floor, prepa...
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6994174 |
A drilling system is provided that includes first and second tubular connectors and a washpipe assembly including at least one dynamic seal and defining a fluid conduit having a first mating connector and a second mating connector. The d...
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6976540 |
A method and apparatus for moving pipe on a rig floor between a number of different stations are provided. Generally the apparatus includes pipehandling equipment arranged to interact with an off-floor rack, a preparation opening, a bore...
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6938709 |
A pipe running tool for use in an oil drilling system and the like comprises a lower drive shaft adapted to engage a drive shaft of a top drive assembly for rotation therewith. The pipe running tool further includes a lower pipe engageme...
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6935440 |
A service rig, comprising a mast, a torque carrier suspended from the mast; and a brace having a torque carrier end connected to the torque carrier for conveying torque from the torque carrier into the brace and an anchored end with a fa...
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6920926 |
A well casing system is disclosed for the handling and make-up of casing on a drilling rig in conjunction with a top drive is disclosed. The system comprises a top drive, a casing make-up assembly, links, link tilts, and transfer and lif...
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6913096 |
A top drive well drilling apparatus includes a body with means for suspending the body from a drilling rig. A motor is secured to the body. The motor has a central passage defining a rotational axis. The central passage is adapted to rec...
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6845825 |
A control system for a drilling machine is disclosed. The drilling machine includes a rod driver for driving a string of rods into the ground, and for removing the string of rods from the ground. The drilling machine also includes a maga...
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6832658 |
A torque track in conjunction with parallelogram links and a hydraulic cylinder is used for multiple purposes in a drilling rig top drive system. The torque track is rotationally mounted within the mast between the crown and the rig floo...
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6821071 |
An automated pipe racking apparatus for a drilling rig having an elevator suspended over a well bore. An arm support member is rotatable about an axis parallel to the well bore. A gripper arm extends from the arm support member along an ...
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6779614 |
A system and method for transferring pipe according to which a pipe joint is positioned in a pipe lift in a first position and moved to a second position before being transferred from the pipe lift to a pipe shuttle and moved to a third ...
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6766860 |
An offshore drilling rig contains a heavy-duty support cart that straddles the moonpool and rides on rails. A funnel-shaped hole extends through the support cart, and a cutout on one side of the cart provides lateral access to the hole. ...
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6736207 |
A device for use in removing and installing an inline component from a drill string that is depending downward over a deck. The device has an elongate member with a flange adapted to abut the deck and support the elongate member in a sub...
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6725949 |
A drilling system and a method of using a drilling system that has a first rotatable tubular connector, a second non-rotatable tubular connector and a washpipe assembly having at least one dynamic seal and defining a fluid conduit having...
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6715569 |
Apparatus for positioning a power tong at a desired location with respect to the distance above the rig floor, and with respect to the center of the rig floor. A pedestal is secured to the structure of the rig. An upright member is mount...
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6705414 |
A method and apparatus for transferring tubular stands between a substantially horizontal position on the catwalk and a substantially vertical position at the rig floor entry. In one embodiment of the invention, this is accomplished by m...
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6702043 |
A drilling machine 1 with a drill pipe holder 10 to be operated automatically in boring as well as in pulling, disposes over a gripper 20 , which is constructed rotatably about an axis 21 and beyond that also axially displaceably,...
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6679333 |
A well casing system is disclosed for the handling and make-up of casing on a drilling rig in conjunction with a top drive is disclosed. The system comprises a top drive, a casing make-up assembly, links, link tilts, and transfer and lif...
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6637526 |
A pipe running tool for use in an oil drilling system and the like comprises a lower drive shaft adapted to engage a drive shaft of a top drive assembly for rotation therewith. The pipe running tool further includes a lower pipe engageme...
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6634443 |
The invention provides a drill rod handling device ( 14 ) which is adapted for attachment to a drill rig assembly ( 10 ) which includes a standard rotation unit ( 12 ) and a rod holder ( 13 ) mounted on top of a feed frame ( 11 ) and whi...
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6615932 |
Arrangement for replacing a drilling component in a rock drilling apparatus, which arrangement comprises a component magazine for storing replaceable components required in drilling and means for driving the drilling unit to a predefined...
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6609573 |
A pipe handling system is designed for use on an offshore structure, particularly an offshore structure provided with a cantilevered drill floor. The pipe handling system allows to handle significantly longer sections of tubulars, up to ...
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6591904 |
Equipment ( 1 ) for stowing and handling drill pipes ( 2 ), the equipment being provided with a device for transporting the drill pipes ( 2 ) from a service well ( 9 ) to a rack container ( 11 ); the transport device being defined by a c...
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