Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8181707 | Apparatus and methods to protect connections The present invention generally relates to a method and apparatus for protecting tubular connections. In one aspect, an expandable tubular connection for use in a wellbore is provided. The tubular connection includes a tubular pin member. The tubular connection also... | 05/22/2012 |
| 8167050 | Method and apparatus for making up and breaking out threaded tubular connections An internally gripping tong to rotate tubular segments comprising a central cam body rotatably disposed within a housing having a plurality of windows. The cam body is surrounded by a plurality of angularly distributed gripping jaws slidably received within the wind... | 05/01/2012 |
| 8157018 | Torque wrench system having multiple torque stations An improved multi-bolt and nut torque wrench for installing and removing bolts or nuts from flanged joints or the like which includes a plurality of torque stations having a plurality of high torque wrenches for engaging the heads of the bolts or nuts during a high ... | 04/17/2012 |
| 8151893 | Sleeve assembly for downhole tools An example method comprises securing a sleeve around at least a portion of a downhole tool, deploying the sleeve and the downhole tool into a wellbore penetrating a subterranean formation, and retrieving the sleeve and the downhole tool from the wellbore. The step o... | 04/10/2012 |
| 8151894 | Downhole apparatus with a swellable support structure A downhole apparatus having a radially expanding portion and a support structure are described. The support structure comprises an attachment means for coupling to the apparatus and a support portion configured to be deployed from a first unexpanded condition to a s... | 04/10/2012 |
| 8146671 | Shoulder-type elevator and method of use A pipe elevator comprised of a frame pivotally mounted on elongated hangers and having a body with an inward tapered opening that is configured to receive a length of pipe having an outwardly protruding collar around its periphery. A plurality of shoes is mounted wi... | 04/03/2012 |
| 8141647 | Method of radially expanding a tubular element A method is provided of radially expanding a tubular element. The method comprises inducing the wall of the tubular element to bend radially outward and in axially reverse direction so as to form an expanded section of the tubular element extending around an unexpan... | 03/27/2012 |
| 8136603 | Method of preventing dropped casing string with axial load sensor A method of running casing into a well utilizes a load sensor to avoid dropping the casing string accidentally. The rig has a spider at the rig floor that suspends a casing string in the well when in a gripping position. A casing lifting mechanism will place a new j... | 03/20/2012 |
| 8132626 | Methods and apparatus for connecting tubulars using a top drive A connection apparatus for coupling a top drive to a tubular gripping member comprises a body having a first joint coupled to the top drive and a second joint coupled to the tubular gripping member, wherein the body is adapted to allow fluid communication between th... | 03/13/2012 |
| 8122967 | Apparatus and method for controlling the connection and disconnection speed of downhole connectors An apparatus (100) for controlling the connection speed of first and second downhole connectors (316, 146) in a subterranean well. The apparatus (100) includes a first assembly that is positionable in the well. The first assembly includes the fi... | 02/28/2012 |
| 8109338 | Pipe section guide system with flexible member A pipe handling system includes a lifting mechanism coupled to an upper end of a pipe above a free end of the pipe, and a guide system operable to engage the pipe and control lateral movement of the pipe as it is moved between a storage position and a well center po... | 02/07/2012 |
| 8100186 | Expansion system for expandable tubulars and method of expanding thereof Methods and apparatus for radially expanding and plastically deforming an expandable tubular member using a lower expansion cone and an upper expandable cone. The apparatus includes an expandable tubular, a support member releasably secured to the expandable tubular... | 01/24/2012 |
| 8082998 | Apparatus and method for controlling the connection and disconnection speed of downhole connectors An apparatus (100) for controlling the connection speed of downhole connectors (316, 146) in a subterranean well. The apparatus (100) includes a first assembly that is positionable in the well. The first assembly includes a first downhole connec... | 12/27/2011 |
| 8079419 | Apparatus and method for controlling the connection and disconnection speed of downhole connectors An apparatus (100) for controlling the connection speed of downhole connectors (316, 146) in a subterranean well. The apparatus (100) includes a first assembly that is positionable in the well. The first assembly includes a first downhole connec... | 12/20/2011 |
| 8074723 | Ring member for a swellable downhole packer A ring member for a downhole apparatus includes a swellable material selected to increase in volume on exposure to at least one triggering fluid. The ring member is configured to cooperate with a swellable member disposed on a body of the apparatus, and may function... | 12/13/2011 |
| 8066078 | Overshot tool and method An overshot tool is provided for interconnecting and sealing between a lower tubular (C) in a well and an upper tubular (30). A tubular expander sleeve (36) and an overshot sleeve (26) are supported in a well on an upper tubular. The tool housin... | 11/29/2011 |
| 8061430 | Re-settable and anti-rotational contraction joint with control lines A downhole contraction joint. The downhole contraction joint can include at least one anti-rotation assembly. The anti-rotation assembly can include a first tubular member at least partially disposed within a second tubular member. An axial slot can be formed throug... | 11/22/2011 |
| 8020626 | Torque wrench system having multiple torque stations An improved multi-bolt and nut torque wrench for installing and removing bolts or nuts from flanged joints or the like which includes a plurality of torque stations having a plurality of high torque wrenches for engaging the heads of the bolts or nuts during a high ... | 09/20/2011 |
| 8020625 | Monobore construction with dual expanders A method and apparatus of expanding tubing. The method may include expanding a first portion of an expandable tubing into contact with a surrounding tubing using an upper expander; expanding a second portion of the expandable tubing that extends beyond the surroundi... | 09/20/2011 |
| 8006770 | Expandable casing with enhanced collapse resistance and sealing capability An expandable casing with enhanced collapse resistance and sealing capability. An expandable tubular for use in a subterranean well includes multiple recesses extending into a wall of the tubular, with the recesses being longitudinally spaced apart along the wall. A... | 08/30/2011 |
| 7992644 | Mechanical expansion system A method of repairing a damaged portion of a casing in a wellbore includes running a bottom hole assembly (BHA) into the wellbore on a conveyance and locating the BHA proximate the damaged portion. The method further includes engaging an inner wall of the casing wit... | 08/09/2011 |
| 7992645 | Cut release sub and method A tubular member for lining a wellbore, the tubular member comprising: an inner tubular member including a first end, an opposite end, an axial bore extending from the first end to the opposite end and an outer surface; an outer tubular including a base end and an o... | 08/09/2011 |
| 7992646 | Horizontal offline stand building system A horizontal offline stand building system includes a substantially horizontal, elongate catwalk having a frame and a stand lifting arm. The catwalk has a top surface adapted to receive at least two tubulars aligned coaxially along a linear path in a make-up channel... | 08/09/2011 |
| 7975772 | Method and system of hydraulic control line connection A method of coupling a first control line to a second control line is provided comprising the steps of prepping the first and second control lines to respectively produce a first end and a second end. Prepping may comprise inserting a plug assembly into at least one... | 07/12/2011 |
| 7950467 | Conveyor tube for use in installing or replacing a well tool in a producing well and procedures for use of the same This invention describes a conveyor tube for use in installing or replacing a well tool in a producing well, wherein the well tool is fed into the conveyor tube which at least runs between a valve tree and at least one receiving unit in the well, and wherein the con... | 05/31/2011 |
| 7926578 | Liner drilling system and method of liner drilling with retrievable bottom hole assembly A liner drilling system employs a bottom hole assembly that may be retrieved before reaching the total liner depth. The system includes an outer string made up of a liner and a profile nipple. An inner string including a running tool, drill pipe, and a drill lock to... | 04/19/2011 |
| 7926576 | Coiled tubing rig A technique for utilizing a coiled tubing rig improves its operation and functionality. The coiled tubing rig is adapted to enable improved operation in a variety of harsh environments. The coiled tubing rig also may comprise features that facilitate the interchange... | 04/19/2011 |
| 7926577 | Methods and apparatus for supporting tubulars Embodiments of the invention relate to a gripping apparatus for supporting a tubular. The gripping apparatus may include a housing, a slip assembly disposed in the housing, and a leveling ring operable to move the slip assembly in the housing. The gripping apparatus... | 04/19/2011 |
| 7913767 | System and method for connecting tubular members A technique for securing drilling riser joints in a drilling riser string is presented. The drilling riser joints have a tubular housing that has a box configuration on one end and a pin configuration on the other end. The drilling riser string is assembled by conne... | 03/29/2011 |
| 7909106 | Method for spooled tubing operations A spooled tubing unit is provided which permits simultaneous translation and rotation of continuous tubing to drill or conduct other downhole operations in a borehole in subterranean formations. ... | 03/22/2011 |
| 7896085 | Downhole apparatus with a swellable support structure A downhole apparatus having a radially expanding portion and a support structure are described. The support structure comprises an attachment means for coupling to the apparatus and a support portion configured to be deployed from a first unexpanded condition to a s... | 03/01/2011 |
| 7896084 | Apparatus and methods for tubular makeup interlock Apparatus and methods are provided 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 to for running in casing, running in wellbore componen... | 03/01/2011 |
| 7886832 | Modular connector and method A connector connects auxiliary flow lines—and, in some configurations, electrical lines—that extend through and terminate at or near opposing ends of two respective components of a downhole tool string. The connector comprises a body assembly for fluidly-connect... | 02/15/2011 |
| 7886831 | Apparatus for radially expanding and plastically deforming a tubular member An apparatus for radially expanding and plastically deforming a tubular member. In some embodiments, the apparatus includes a tubular support, sliding sleeve, rupture disc, and expansion cone. The tubular support has a first internal passage, wherein the sliding sle... | 02/15/2011 |
| 7874370 | Drill stem connection and method A drill stem connection system and method is shown that provides a secure hold on drill stem surfaces while unscrewing a threaded connection. Two lever arm components are adjustable to a number of possible orientations to allow for fitting the drill stem wrench in t... | 01/25/2011 |
| 7866405 | Securement of lines to well sand control screens Systems and methods for securing lines to well sand control screens. A method of securing at least one line to a tubular string includes connecting together longitudinal ends of longitudinal sections of the tubular string; then wrapping a shroud circumferentially ab... | 01/11/2011 |
| 7866404 | Tubular member connection An apparatus and a system, as well as a method and an article, may operate to couple, in a substantially fluid-tight manner, a first tubular member (140′) carrying a first set of tubular member conductors (124′) to a hollow cylinder (104). T... | 01/11/2011 |
| 7857063 | Centraliser There is disclosed an improved expandable centraliser (20;120;220;320), which may optionally also be adjustable, and a related downhole assembly and a method of completing a well. Previous art has suffered from a number of problems and essentially attempted t... | 12/28/2010 |
| 7857064 | Insert sleeve forming device for a recess shoe A recess shoe system includes a recess shoe an insert sleeve disposed radially inwardly adjacent of the recess shoe in a portion of the recess shoe. The insert sleeve includes a ring and a plurality of fingers extending from the ring, the fingers being radially outw... | 12/28/2010 |
| 7854266 | Smooth bore latch for tie back receptacle extension A tie back receptacle extension includes a stinger having a smooth bore latch assembly carried thereon which includes a wedge device and a ramp, and the ramp outwardly displaces the wedge device to secure the stinger within a substantially smooth bore. A smoothbore ... | 12/21/2010 |
