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"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 8061418 | Method of running a pipe string having an outer diameter transition One embodiment provides an adjustable guide 10a to steer the end 90 of a pipe string 88 into position to be engaged and supported by a pipe gripping apparatus such as, for example, an externally gripping elevator assembly 10. The a... | 11/22/2011 |
| 8002027 | Method of running a pipe string having an outer diameter transition One embodiment provides an adjustable guide 10a to steer the end 90 of a pipe string 88 into position to be engaged and supported by a pipe gripping apparatus such as, for example, an externally gripping elevator assembly 10. The a... | 08/23/2011 |
| 7997333 | Segmented bottom guide for string elevator assembly The present invention is directed to a segmented bottom guide for directing the top of a tubular member into and through a bore in the bottom of a tapered bowl so that the tubular member can be engaged by pipe slips. One embodiment of the segmented bottom guide of t... | 08/16/2011 |
| 7931077 | Top drive drilling apparatus A well drilling apparatus (10′) (top drive) designed to be suspended from a travelling block (6′) in a drawworks and laterally supported by a dolly (9′) running together with the well drilling apparatus along tracks or rails fixed to a der... | 04/26/2011 |
| 7814972 | Wireline entry sub A wireline entry sub includes a body having an upper end, a lower end and a longitudinal, center axis therebetween. The body is adapted for connection below a top drive to a wellbore string of tubulars. A slot on the body has a depth from a body outer surface to at ... | 10/19/2010 |
| 7775270 | Spider with distributed gripping dies The spider has a body with a slip bowl of extended vertical length to enable gripping diameters having a gripping range of at least twenty percent greater than the minimum diameter to be gripped. A plurality of slips are distributed about the slip bowl surface, each... | 08/17/2010 |
| 7726394 | Stabilizer for pipe handling equipment A stabilizer to suppress unwanted pivotal movement in pipe handling equipment suspended from bails. The stabilizer can contain either or both adjustable contacting members and non-adjustable contacting members which are rigidly connected to a portion of the pipe han... | 06/01/2010 |
| 7628200 | Tubular running tool and method of using same 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 comprises a pivoting arm, which ca... | 12/08/2009 |
| 7434614 | Safety lock for elevators An elevator having a safety lock is provided to prevent the inadvertent release of a tubular. In one embodiment, the elevator includes a body for supporting the tubular and a locking apparatus activatable by an upset portion of the tubular, the safety locking appara... | 10/14/2008 |
| 7395855 | Radially moving slips Slips (1, 21, 41) for engaging any jointed, coiled or flexible tubular with substantially no scoring, gouging or scraping, such as when supporting a drill string in a borehole or gripping a tubular (2, 22) during the connection or disconnection of a to... | 07/08/2008 |
| 7392864 | Slip spool assembly and method of using same A slip spool includes radially disposed actuators for radially moving slip blocks between a loose encirclement position in which they surround the tubing string and a cached position in which the slip blocks clear an axial passage of the slip spool. The slip spool f... | 07/01/2008 |
| 7384077 | Coupling apparatus 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 member to be pivoted between a... | 06/10/2008 |
| 7377324 | Pipe handling device, method and system A pipe handling device for mounting to use with a top drive and possibly a pipe engaging apparatus, includes a link arm having a first end pivotally connectable to move with the top drive and an outboard end pivotally connectable to a pipe elevator segment, and a dr... | 05/27/2008 |
| 7370707 | Method and apparatus for handling wellbore tubulars Aspects of the present invention provide a tubular handling system for handling wellbore tubulars. In one aspect, the present invention provides a tubular handling system adapted to retain a tubular without damaging the outer surface of the tubular. In another aspec... | 05/13/2008 |
| 7360603 | Methods and apparatuses for wellbore operations A dual sided elevator for supporting a tubular member in a wellbore operation, the elevator in one aspect having an openable back end and an openable front end, either end openable by using opening apparatus at the front of the elevator; such an elevator with operat... | 04/22/2008 |
| 7350587 | Pipe guide A guide is disclosed for facilitating the movement of tubulars in well operations. In one aspect, the guide is a pipe guide with a base, an upper extension apparatus, a lower extension apparatus with a first end pivotably secured to the upper extension apparatus and... | 04/01/2008 |
| 7350586 | Casing running tool and method of using same 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 comprises a pivoting arm, which ca... | 04/01/2008 |
| 7337853 | Top feed of control lines to a reciprocating spider Method and apparatus for installing control lines and pipe into a well. The pipe-holding spider that is normally mounted on the rig floor is supportably retained in a vertically movable retainer. The retainer is adapted for controllably elevating the spider above th... | 03/04/2008 |
| 7303021 | Wellbore rig elevator systems An elevator having, in at least certain aspects, an elevator body with two opposed ends and an elevator opening in the body, a door pivotably mounted to the body for selectively closing off the elevator opening, a lock bar on the elevator body, door latch apparatus ... | 12/04/2007 |
| 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 for remote controlled clamping to nipples integral with and extendin... | 11/20/2007 |
| 7287598 | Apparatus for, and method of, landing items at a well location An apparatus for, and method of, lowering items from a drilling rig to a well located below it through the use of a landing string comprised of drill pipe having an enlarged diameter section with a shoulder, in combination with upper and lower holders having wedge m... | 10/30/2007 |
| 7281587 | Apparatus and methods for tubular makeup interlock Apparatus and methods used to prevent an operator from inadvertently dropping a string into a wellbore during assembling and disassembling of tubulars. Additionally, the apparatus and methods may be used for running in wellbore components or for a drill string. ... | 10/16/2007 |
| 7270189 | Top drive assembly A top drive assembly for wellsite operations may include a quill, a swivel including a swivel housing and a swivel bearing therein in which the quill is supported, a drive system for applying torque to the quill, and link arm hangers extending from the swivel housin... | 09/18/2007 |
| 7267168 | Spider with discrete die supports The spider, arranged for support on a drilling rig, is fitted with a plurality of slips peripherally distributed about a slip bowl. Each slip has a plurality of pipe gripping dies distributed vertically and resting on individual abutment surfaces on the slip. Each s... | 09/11/2007 |
| 7231969 | Wellbore top drive power systems and methods of use A top drive system having a drive motor, a gear system coupled to the drive motor, a drive quill coupled to the gear system, a top drive support system for supporting the drive motor, the gear system, and the drive quill, a lower support apparatus connected to the t... | 06/19/2007 |
| 7228913 | Tubular clamp apparatus for top drives and methods of use An apparatus for releasably clamping and holding a member for wellbore operations, the apparatus having a main body, two opposed clamping apparatuses in the main body, the two opposed clamping apparatuses spaced-apart for selective receipt therebetween of a member t... | 06/12/2007 |
| 7216717 | Dual elevator system and method A dual elevator system and method which, in one embodiment, includes two elevators and a table for supporting one or both of the elevators thereon, for shuttling an elevator between well center and offset standby positions, and for hands-free coupling and uncoupling... | 05/15/2007 |
| 7198115 | Lead alignment attachment A construction equipment attachment for driving an object, such as a timber piles, steel piles, pipe piles, steel sheet piles, h-beam and the like, is provided. In one embodiment, the attachment includes a hammer slidably coupled to a lead, a lead mounting assembly ... | 04/03/2007 |
| 7188686 | Top drive systems A top drive system for wellbore operations including a hollow bore alternating current permanent magnet motor with a motor bore therethrough, a planetary gear system coupled to the motor, the gear system having a gear system bore therethrough, a quill drivingly conn... | 03/13/2007 |
| 7182133 | Elevator sensor At least one sensor is mounted for monitoring the vertical position of an elevator relative to selected features on a tubular string. A variety of sensor types is provided. Optional mounting arrangement permits the sensors to be situated close to a tubular and free ... | 02/27/2007 |
| 7147254 | Coupling apparatus 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 member to be pivoted between a... | 12/12/2006 |
| 7143849 | Flush mounted spider A gripping apparatus for supporting a tubular includes a longitudinal opening extending therethrough. A bowl is formed on an inner wall of the housing to provide an incline surface for one or more gripping members. As the gripping members are move down along the inc... | 12/05/2006 |
| 7140445 | Method and apparatus for drilling with casing 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 pivotably connected to the top drive ... | 11/28/2006 |
| 7140443 | Pipe handling device, method and system A pipe handling device for mounting to use with a top drive and possibly a pipe engaging apparatus, includes a link arm having a first end pivotally connectable to move with the top drive and an outboard end pivotally connectable to a pipe elevator segment, and a dr... | 11/28/2006 |
| 7137454 | Apparatus for facilitating the connection of tubulars using a top drive A method and apparatus for facilitating the connection of tubulars using a top drive which, in one aspect, the apparatus includes a body connectable to said top drive. The body includes at least one gripping element radially displaceable by hydraulic or pneumatic fl... | 11/21/2006 |
| 7100697 | Method and apparatus for reforming tubular connections The present invention generally relates to methods and apparatus for connecting tubulars and reforming the connection between the tubulars. In one aspect of the invention, the tubulars are aligned, connected, and then reformed at the connection. In one embodiment, t... | 09/05/2006 |
| 7055609 | Handling and assembly equipment and method A handling and assembly system and method for use in deploying tubing in a subterranean environment. A framework is used to linearly engage sequential tubular members as a tubing string is formed and run into a subterranean environment. The system also facilitates t... | 06/06/2006 |
| 7044216 | Large diameter flush-joint pipe handling system An elevator for assembling a plurality of a large diameter pipe joints into a pipe string with a drilling rig is disclosed. The first one of a number of large diameter pipe joints is adapted to threadingly engage another large diameter pipe joint. The elevator is de... | 05/16/2006 |
| 7032678 | Horseshoe shaped elevator and method for using same A U-shaped elevator having no doors is provided with first and second latching mechanisms which when contacted by the tubular to be entrapped within the elevator move from a closed position to an open position and which then return to a closed position as soon as th... | 04/25/2006 |
| 7028586 | Apparatus and method relating to tongs, continous circulation and to safety slips A tong system includes an upper tong having grips for gripping a tubular and a rotation mechanism to rotate the grips and the tubular. A lower tong also has grips and a rotation mechanism to rotate the grips to provide rotation to a lower tubular, such that the uppe... | 04/18/2006 |
