Matches 1 - 50 out of 56 1 2 >


Match Document Document Title
8052369 Device for storing tubulars and devices for handling of tubulars  
Device for storing tubular on a drilling and/or production installation, comprising a shaft (8, 9, 10, 11) to accommodate a plurality of tubular in a substantially vertical position and a guide...
7679481 Magnetized casing string tubulars  
A stack of magnetized casing tubulars includes a plurality of magnetized wellbore tubulars each of which includes a plurality of north and south magnetic poles imparted to a corresponding plurality...
7607866 Drilling rig  
A bolting apparatus and method for inserting a rod into a surface, the bolting apparatus including a base having a foot end and a head end, at least one stabilizing rod extendable from the base...
7296630 Hands-free bail-elevator locking device with combined power/control connector, bail spreader and method for use  
A method and apparatus for raising or lowering a tubular in a well wherein bails are conventionally coupled to elevator ears and locking assemblies secured to the outer sides of the lower bail eyes...
7149600 Pipe storage and inventory control chest  
A materials storage chest system stores and selectively dispenses pipe in response to a controller which selectively limits access thereto. A material dispensing opening prevents access to the...
7083007 Fingerboard with pneumatically actuated finger latches  
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...
6969222 Device for transferring rods  
The invention relates to a rod transfer device for horizontal driving units for underground trenchless driving, having a storage container and a pivotable gripper, the gripper being arranged in...
6966106 Method and apparatus for transporting and running tubulars  
The invention is a transporting apparatus for holding lengths of tubulars and transporting tubulars to a drill floor of a drill rig, wherein the transport container for tubulars has a bottom side,...
6932553 Multipurpose unit for drilling and well intervention  
The invention is a multipurpose system for a drilling and well intervention made of a pivotable, slidable cantilever on a platform adapted to pivot and to slide along an x-y axis; a tower disposed...
6860694 Horizontal pipe handling device  
A device for handling pipes or stands including a transportation carriage for transport of pipes or stands between a pipe storage and a place for use. The carriage includes picking columns, each...
6854952 Device for extending or shortening a network of pipes  
In a device for extending and shortening tubings used to transport drill cuttings and stripped material, a tube storage or tube magazine is provided on a frame (1) capable of being supported on the...
6609565 Trolley and traveling block system  
A trolley hoisting system for use in a rig has a derrick mounted to the rig, a winch line extending from an upper end of the derrick, and a traveling block located at one end of the winch line. An...
6591904 Equipment for stowing and handling drill pipes  
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...
6588981 Pipe handling apparatus  
A pipe handling apparatus for laying elongate articles in deep waters includes a tiltable pipe handling structure housing a traveling clamp for holding and/or paying out under tension the elongate...
6543555 Automatic loader for drill rods  
An automatic loader (10) for drill rods (11) adapted to be associated with a boring machine having a guide and drive assembly (12) for the drill rods (11) includes at least a store (13) containing...
6524049 Semi-submersible, mobile drilling vessel with storage shaft for tubular drilling equipment  
The drilling vessel includes at least one floating body and a platform which is supported by one or more support columns on the floating body and includes a drilling installation. The vessel is...
6464037 Reconfigurable work platform for aerial work platform system, aerial work platform system using same, and method for reconfiguring a work platform  
A reconfigurable work platform for an aerial work platform system includes at least one outwardly tiltable portion on which an occupant of the work platform can lean so as to extend his or her...
6408954 Gripping mechanism for a directional drilling machine  
A horizontal directional drilling machine including a rod transfer member having a rod retainer that is movable between a first position and a second position. When the rod retainer is in the first...
6364011 System and method for handling tubular members  
An apparatus for handling a plurality of tubular members. The apparatus comprises A tong member for coupling a first tubular with a second tubular. A first axial roller is positioned on the first...
6361262 Drilling vessel provided with auxiliary tower or auxiliary mast  
The present invention relates to a drilling vessel with drilling tower or drilling mast for drilling in the earth's surface from said vessel, for example for oil or gas. The drilling vessel...
6343892 Drilling tower  
A derrick comprises equipment (41) for movement of a pipe line/drill stem (13) or a pipe section (29) axially in the derrick (12), and equipment (65) for turning of same about its longitudinal...
6209851 Drill floor hole  
A drill floor hole comprising a through-going vertical opening in a drill floor. A pipe holder is mounted so as to be capable of vertical movement below the opening. The pipe holder is suspended in...
6189628 Earth borer system with drill-rod changer  
This invention relates to an earth borer system with a frame (48) incorporating a moveable rotary drive (50, 54) for a drill rod assembly consisting of at least two drill rods which can be...
6056060 Compensator system for wellbore tubulars  
A new joint compensator and systems with it and methods of their use have been invented which, in one aspect, includes a compensator system for compensating for the weight of at least one joint,...
6000472 Wellbore tubular compensator system  
New joint compensator and systems and methods of their use have been invented which, in one aspect are useful for compensating for the weight of a first joint and at least one subsequent joint, the...
5850877 Joint compensator  
New joint compensator and systems and methods of their use have been invented which, in one aspect are useful for compensating for the weight of a first joint and at least one subsequent joint, the...
5609457 Pipe alignment apparatus for use on wellhead derrick  
An alignment apparatus for use on a well derrick or drilling rig for engagement with a pipe section either being connected to or disengaged from the upper end of pipe string within a well bore...
5437527 Arrangement in a pipe handling system  
The invention relates to an arrangement in a pipe handling system, especially for handling pipes (4P) in connection with a derrick 1A, wherein the arrangement comprises a tower (1) and two...
5127790 Pipe and casing handling method  
A method of using an apparatus for handling heavy pipe is set forth. Pipe is rolled off the end of a pipe rack into a waiting elongate trough. The trough is moved on a pair of trolley cables...
5062756 Device for positioning and stabbing casing from a remote selectively variable location  
A casing stabbing apparatus which includes a derrick bracket subassembly for attachment to a derrick, and a boom having an end pivotally connected to the bracket assembly for pivotation about a...
4901805 Unit for borehole running and pulling operations  
The unit for borehole running and pulling operations with drill pipes or rods has its centralizer mounted for vertical reciprocation along guides and horizontal displacement along guideways in the...
4793422 Articulated elevator links for top drive drill rig  
An apparatus for a top drive drill rig lifts a stand of the drill pipe into engagement with the drive stem in the derrick. The apparatus includes a set of elevators mounted between the drive head...
4791997 Pipe handling apparatus and method  
A pipe handling apparatus for a drilling rig is mounted on the rig floor. The drilling rig has a top drive with a power drive stem. Elevators are suspended below the drive stem. The lifting member...
4652195 Casing stabbing and positioning apparatus  
A casing stabbing apparatus which includes a derrick bracket subassembly for attachment to a brace of a derrick, and a boom having an end pivotally connected to the bracket assembly for pivotation...
4643624 Guide means for stabilizing pipe strings  
A guide means is removably affixed to the derrick of a workover rig or the like for capturing and stabilizing a medial part of a pipe section as a pipe string is being made up and run into a...
4453884 Hook rotating mechanism  
In a drilling system in which the hook is guided for vertical travel, by a pair of guide cables supported in the tower, so as to be in a given azimuth while handling drill pipe in the hole, an...
4440536 Method and device for positioning and guiding pipe in a drilling derrick  
A method and device for positioning and guiding pipe, including coupling and uncoupling pipe, in a drilling derrick having a work table for securing pipe extending into the well. The upper end of a...
4348920 Well pipe connecting and disconnecting apparatus  
A power driven tool for making and breaking threaded connections in a well pipe is movable between a central position of alignment with the well axis, a second position offset from the well axis...
4157129 Stabbing board assembly  
A stabbing board assembly comprising a support platform mounted for powered vertical adjustment on a pair of laterally spaced vertical rails which are in turn fixed, preferably releasably, to...
4108318 Apparatus for offshore handling and running of a BOP stack  
Methods and apparatus for handling a BOP stack on an offshore drilling vessel and for running the stack from the vessel to sea bottom, while maintaining substantially continuous constraint on the...
4030746 Pipe handling head  
A head for grasping and guiding a length of pipe, such as marine riser pipe. The head has a base, a body pivoted to the base, and a pair of latch arms pivoted to the body for grasping and releasing...
3976207 Casing stabbing apparatus  
Apparatus for stabbing casing pipe as the casing is being run into a well bore. It includes a casing handling head arranged for grasping a generally upright section of casing pipe near the upper...
3939991 Parking brake for subsea mining lift system  
A parking brake for subsea mining equipment that is raised and lowered by a pipe string from a surface vessel. The brake assembly is mounted between a pair of linear lift units that alternately...
3902561 Device particularly intended for long-hole drilling at driving of raises or the like  
For facilitating the handling of elongated elements, such as drill rods and roof bolts, the invention provides an apparatus for moving such elements from a magazine to the axis of a drill hole. The...
3817412 METHOD OF CONNECTING UNDERWATER INSTALLATIONS  
A ship is provided with a through-hull well extending from the upper deck 3 through the main deck 2 to the ship's bottom. A derrick 4 is positioned on the upper deck above the well. To assemble a...
3658298 DRILLING RIG WITH SHIFTABLE CROWN BLOCKS  
A drilling rig equipped with two sets of hoisting mechanisms. The two crown blocks are shiftable to enable either block to be positioned over the drill hole. The crown blocks carry depending guides...
3533516 GUIDE STRUCTURE FOR MANIPULATING DRILL PIPE OR THE LIKE DURING DRILLING OF EARTH BORES  
3467262 PIPE STABBER  
3403791 Pipe elevator for use with split block  
3373881 Pipe stabilizer  
Matches 1 - 50 out of 56 1 2 >