| Entries |
| Document | Title | Date |
|---|
| 20080210437 | Top drive with shaft seal isolation - A top drive system for wellbore operations, the top drive system including a main shaft having an upper shaft seal system with a raised platform for supporting the seal system, and, in one aspect, a shroud for covering a seal or seals. In one aspect, contaminants flow down from the seals since the seals are raised by the platform. This abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims, 37 C.F.R. 1.72(b). | 09-04-2008 |
| 20080230232 | WELLHEAD SAFETY COUPLING AND METHOD OF PREVENTING LEAKAGE FROM A WELLHEAD - A wellhead sealing apparatus and a method of preventing leakage from a wellhead while providing electrical conductors to the well are provided. The apparatus includes a housing that can be mounted to a wellhead and one or more electrical conductors which pass through the housing and are sealed to prevent leakage of fluids, for example, natural gas or methane, from the well head. One aspect of the invention includes a coupling assembly having a male or a female connector mounted in the housing and which is sealed with a hardenable fluid, for example, an adhesive, to minimize or prevent leakage from the housing. Aspects of the invention can be used to seal the electrical connections to wellheads containing harmful gases, such as methane or natural, gas, to minimize or prevent leakage of the gas. | 09-25-2008 |
| 20080245534 | Wellhead Assembly and Method - The invention provides a wellhead ( | 10-09-2008 |
| 20090032265 | Independently Wellhead Drilling Adapter - An assembly for connecting a drilling adapter to a wellhead comprising external threads on an end portion thereof. | 02-05-2009 |
| 20090101359 | High Pressure Wireline Top-Entry Packoff Apparatus and Method - A high-pressure packoff apparatus and method are disclosed. The packoff allows wireline entering a top drive drilling head through a top entry access system to be isolated in such a fashion to minimize the leakage and escape of drillstring fluids to the atmosphere. Optionally, an extension housing containing a flow tube assembly can be employed to accomplish the task. The flow tube assembly effectuates a pressure drop along the wireline conduit run therethrough, thus minimizing the likelihood of fluid escaping. | 04-23-2009 |
| 20090107685 | Wellhead Completion Assembly Capable of Versatile Arrangements - A wellhead completion assembly has a head connected to surface casing. A rotatable flange or the like can be used to connect various components to a threaded end of the head. A casing hanger installs in the head, and the hanger's upper end extends beyond the head's top edge. This exposed end has an external threaded connection to connect to various wellhead components using a rotatable flange or the like. For example, a locking ring can threadably connect to the head's threaded end to support the hanger in the head. Then, a rotatable flange can threadably connect to the hanger's exposed end so that another component, such as a completion spool or gate valve, can nippled up directly to the hanger. When the hanger is fluted, a pack-off assembly can allow testing off inner and outer sealing integrity via a test port accessible through an opening in the locking ring. | 04-30-2009 |
| 20090114397 | HYBRID WELLHEAD SYSTEM AND METHOD OF USE - A hybrid wellhead system is assembled using a plurality of threaded unions, such as spanner nuts or hammer unions, for securing respective tubular heads and a flanged connection for securing a flow control stack to a top of a tubing head spool. The tubing head spool is secured by a threaded union to an intermediate head spool. The intermediate head spool is secured by another threaded union to a wellhead. Each tubular head secures and suspends a tubular string in the well bore. The hybrid wellhead system is capable of withstanding higher fluid pressures than a conventional independent screwed wellhead, while providing a more economical alternative to a flanged, or ranged, wellhead system because it is less expensive to construct and faster to assemble. | 05-07-2009 |
| 20090120648 | CASING HEAD SLIP LOCK CONNECTION FOR HIGH TEMPERATURE SERVICE - A wellhead connection for connecting and sealing to a casing, including an upper head housing accommodating the upper end of the casing in its central bore, a stop shoulder in the central bore to allow the upper head housing to rest on the upper end of the casing, and a seal profile section formed at the lower end of the central bore below the stop shoulder. The wellhead connection is configured such that, first connecting the slip housing and bottom ring with a bottom connector energizes slip connectors into gripping engagement with the casing and locks the slip housing and bottom ring around the casing, while thereafter connecting the upper head housing and the bottom ring with a top connector energizes the metal seal ring so as to radially compress the metal seal ring against the casing to form a metal seal. | 05-14-2009 |
| 20090151959 | QUICK LOCK WIRELINE VALVE/BLOW-OUT PREVENTOR AND METHODS FOR MAKING AND USING SAME - A blow out preventor (BOP) apparatus is disclosed that includes a BOP body including a quick connection system including one female connector or a plurality of female connectors, disposed in each actuator receiving aperture, each female connector having a female engaging profile and one male connector or a plurality of male connectors, disposed on an outer surface of an actuator cylinder, one for each female connector, each male connector having a male engaging profile, where the male engaging profile is adapted to register with the female engaging profile upon insertion of an actuator into its corresponding receiving aperture and upon rotation of the actuator through a rotational angle, the male profile engages the female profile in at least one contacting zone, and where the rotational angle depends on the profiles. | 06-18-2009 |
| 20090283277 | CONFIGURABLE WELLHEAD SYSTEM WITH PERMANENT FRACTURING SPOOL AND METHOD OF USE - A configurable wellhead system is used to efficiently accomplish well completion, re-completion or workover. The configurable wellhead system includes a permanent fracturing spool that is mounted to a casing head of the well and provides a high pressure seal around a top of a casing of the well. The permanent fracturing spool provides full-bore direct access to the casing without the use of a pressure isolation mandrel. A tubing head is mounted to a top of the permanent fracturing spool to complete the configurable wellhead system. A fracturing spool plug secured in a seal bore of the permanent fracturing spool permits equipment mounted above the permanent fracturing spool to be removed without killing the well or inserting a wireline casing plug. | 11-19-2009 |
| 20090294134 | CAPILLARY HANGER ARRANGEMENT FOR DEPLOYING CONTROL LINE IN EXISTING WELLHEAD - To deploy a capillary string through a wellhead to a downhole safety valve, a control port and a retention port are drilled in an adapter between a casing hanger and a gate valve or elsewhere. The capillary string is connected to a first port of a capillary hanger and installed through the wellhead. The capillary hanger is landed on a tubing hanger, and a side port on the capillary hanger communicates with the control port. Because the side port's location may not align with the control port, operators may need to measure how long the capillary hanger should be. A control line connects to the control port in the wellhead's side to communicate with the capillary line, and a retention rod inserts in the retention port to support the capillary hanger. | 12-03-2009 |
| 20090321086 | Power Screw Actuator for Pipe Gripper - A pipe gripping assembly having a quill, an actuator and a drive assembly mounts to a top drive of a drilling rig. The quill is connected to a mandrel in the drive assembly. The drive assembly has a tapered mandrel and a set of slips that move along the taper into and out of engagement with the pipe. The actuator is connected to both the quill and a portion of the drive assembly. The actuator includes a motor and at least two sleeves that are threaded together. One sleeve has a spline on its outside diameter that mates to the motor and a gear. Power applied to the motor causes the actuator to move slips in the drive assembly into an engagement position that grips the pipe for lifting and rotating the pipe. | 12-31-2009 |
| 20100012329 | CASING MANDREL FOR FACILITATING WELL COMPLETION, RE-COMPLETION OR WORKOVER - A casing mandrel for an independent screwed wellhead includes a seal bore for receiving a fixed-point packoff connected to a high-pressure mandrel of a pressure isolation tool, and a pin thread adapted for engagement with a box thread of a tubing head supported by the casing mandrel. | 01-21-2010 |
| 20100038094 | MANIPULATABLE SPIDER COMPONENTS ADAPTED FOR COOPERATION WITH A VERTICALLY RECIPROCATING CONTROL LINE GUIDE - A method and apparatus are provided for installing control lines and pipe into a well. The pipe-holding spider that is normally mounted on the rig floor is adapted for easy disassembly and reassembly when the pipe slips within the spider are not engaged with the outer surface of the pipe string so that upon disassembly, a control line guide becomes vertically movable. The control line guide is adapted for being controllably elevated to a distance above the rig floor, thereby providing personnel access to a portion of the length of the pipe string below the elevated control line guide and above the rig floor for securing control line to the pipe string using a fastener. | 02-18-2010 |
| 20100038095 | Dual-Saddle Ear Support Apparatus - An apparatus for use in wellbore operations and a method for using it is provided. The apparatus includes a main body, two support ears spaced-apart and projecting from the main body, each having an inner ear part and an outer ear part. The inner ear part is able to support more weight than the outer ear part. In certain aspects, structure for preventing a large support link from being positioned on an outer ear part is provided. The apparatus, may be any of a link adapter, a block adapter, a becket, an elevator, and a drilling hook. | 02-18-2010 |
| 20100089589 | MODULAR WELL SERVICING UNIT - A method of modifying a modular well servicing combination unit comprising the steps of keeping a well servicing module in inventory and removably mounting said well servicing module onto said modular well servicing combination unit. | 04-15-2010 |
| 20100147533 | WELLHEAD SEAL ASSEMBLY - A seal assembly for sealing between wellhead members in a wellhead, the assembly may include a seal element and a lockdown member. The seal assembly is attachable to either one of the wellhead members by coupling the lockdown member to a locking surface on the wellhead member. The lockdown member and locking surface may include corresponding profiles for mating engagement thereby preventing relative movement between the wellhead member and seal assembly. | 06-17-2010 |
| 20100170679 | SYSTEM AND METHOD FOR TERMINATING TUBING - A technique is provided for terminating tubing. In the technique, a tubing termination assembly is used to terminate control line tubing from a downhole safety valve at a wellhead component. The tubing termination assembly utilizes a seal ring to form a seal around control line tubing extending from a port through a wellhead component. A seating surface is provided in the seal ring, rather than in the wellhead component, to which a seal member is abutted to form the seal with the control line tubing. The seal ring also comprises a threaded portion to enable a threaded member to urge the seal member against the seating surface. | 07-08-2010 |
| 20100200246 | 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 handling equipment. The adjustable contacting members contact the bails on one or both sides of the bail(s) to suppressing motion of the elevator relative to the bail. | 08-12-2010 |
| 20100212916 | STABILIZING STRUCTURE FOR WELLHEAD EQUIPMENT - A stabilizer for a wellhead is disclosed, comprising: a ground engaging support structure having lateral dimensions suitable for laterally stabilizing a wellhead; wellhead stabilizer elements disposed within the ground engaging support structure, the wellhead stabilizer elements having wellhead abutting faces spaced to laterally cage a wellhead to restrict lateral movement of the wellhead while permitting the wellhead to move in a vertical direction. A method of stabilizing a wellhead is also disclosed, the method comprising: assembling a ground engaging support structure around a wellhead, the ground engaging support structure having lateral dimensions suitable for laterally stabilizing the wellhead; and laterally spacing wellhead abutting faces at least partially around a circumference of the wellhead to laterally cage the wellhead to restrict lateral movement of the wellhead while permitting the wellhead to move in a vertical direction, the wellhead stabilizer elements being disposed within the ground engaging support structure. | 08-26-2010 |
| 20100224373 | Wellhead Conversion System and Method - Methods and systems relating to subsea wellhead orientation are disclosed. In one embodiment, a method comprises providing a wellhead with an orientation key on an outer surface and an opening on an inner surface; providing the Christmas tree attached to a guide tube having an orientation profile configured to engage the orientation key; providing a lockdown sleeve with a mating profile on an inner surface, and a protuberance on an outer surface configured to engage the opening on the inner surface of the wellhead; providing the tubing hanger with a mating profile on an outer surface configured to engage the mating profile of the lockdown sleeve; moving the lockdown sleeve into engagement with the wellhead; moving the tubing hanger into engagement with the lockdown sleeve; and moving the Christmas tree into engagement with the wellhead and the tubing hanger. | 09-09-2010 |
| 20100224374 | Apparatus and Method for Lubricating and Injecting Downhole Equipment Into a Wellbore - An apparatus and method for lubricating and injecting downhole equipment into a wellbore includes a blowout preventer, a spool for enclosing the downhole equipment, a pressure isolation window, and a hydraulic cylinder. The blowout preventer is positioned above a wellhead. The spool is positioned above the blowout preventer. The pressure isolation window is positioned above the spool. The hydraulic cylinder is positioned above the pressure isolation window. The hydraulic cylinder comprises a rod connected to the downhole equipment, and the hydraulic cylinder is used to lower the downhole equipment into the wellbore. | 09-09-2010 |
| 20100276156 | Wellhead System Having a Tubular Hanger Securable to Wellhead and Method of Operation - A technique is provided for installing a tubular hanger and tubular hanger seal in a wellhead. The technique comprises installing the tubular hanger with a setting tool. The tubular hanger may comprise a locking ring that is driven outward into engagement with a profile in the wellhead. The setting tool is adapted to rotate a moveable member of the tubular hanger relative to the tubular hanger body so as to drive the moveable member to expand the locking ring outward to engage a profile in the wellhead. The moveable member may be wedged between the locking ring and the tubular hanger body. The setting tool may be adapted to enable the moveable member and the tubular hanger body to be rotated independently. The annulus between the tubular hanger and the wellhead may be sealed by a seal that has a plurality of sealing elements that are coupled together by a series of catches. | 11-04-2010 |
| 20100314128 | METHOD AND APPARATUS FOR SEALING AND VENTING PRESSURIZED CASINGS OF GAS WELLS - Disclosed apparatus and methods permit well-site operators to retrofit existing wells in order to comply with local regulations that restrict the escape of annular natural gas from hydrocarbon wells. Such allows sealing around an exterior of surface and concentric production casings, both above and below the point of their intersection, then assembling a pressure vessel around that point and between those seals so as to capture and hold gas rising up an intercasing annulus, for periodic controlled venting. | 12-16-2010 |
| 20110048735 | WELL CAP ROD HANGER - A well cap rod hanger for securing a well head having an upper portion adapted to be attached to a rod elevator, a body having a lower cylindrical portion with a threaded outer surface adapted to be threadedly attached to the inside diameter of a well head, and a second cylindrical portion extending downward from the body, the second cylindrical portion adapted to be threadedly attached to a rod string. | 03-03-2011 |
| 20110048736 | Crane Device and Method - Method, crane system and crane for moving a component of a device. The crane includes a supporting mechanism configured to be fixedly attached to the device, an arm mechanism connected to the supporting mechanism and configured to move in a horizontal plane, a sliding mechanism connected to the arm mechanism and configured to move substantially perpendicular to the horizontal plane, and a grabbing mechanism configured to be removably attached to the sliding mechanism and configured to grab the component of the device. | 03-03-2011 |
| 20110100646 | Downhole Running Tool and Method - A single or multi-bowl wellhead may be positioned in a diverter housing over the wellbore. An overshot running tool protects the wellhead during placement and certain operations. Protrusions on the wellhead may be installed after the diverter housing is removed. | 05-05-2011 |
| 20110120729 | MODULAR ELECTRO-HYDRAULIC CONTROLLER FOR WELL TOOL - An actuator control system includes a housing assembly having at least one line therein for controlling operation of an actuator, and a modular controller attached externally to the housing assembly and interconnected to the line. A method of constructing an actuator control system includes the steps of: assembling a modular controller, the modular controller including a control valve therein for controlling operation of an actuator via a hydraulic line; testing the modular controller, including functionally testing the control valve; and then attaching the modular controller to a housing assembly having the line formed therein. Another actuator control system includes a housing assembly having at least one line therein for controlling operation of an actuator, and a modular controller attached separately to the housing assembly and interconnected to the line via a manifold of the modular controller, the manifold including a concave interface surface which receives the housing assembly therein. | 05-26-2011 |
| 20110127045 | Method of Sealing Annular Space Between Inner and Outer Upright Tubes - A method of sealing annular space between an upright outer tube and an upright inner tube extending within the outer tube along an axial direction thereof involves pouring a liquid seal material into the annular space onto a support member fitted within the annular space between the outer tube and the inner tube in a manner substantially closing around the inner tube. The liquid seal material is poured in an amount sufficient to fill radial space between the inner tube and the outer tube fully around the inner tube, the liquid seal material is then cured to form an annular seal between the inner tube and the outer tube. The method is useful in sealing of the annular spacing between the surface and production casing of a gas well and installing a venting system to facilitate controlled venting of the annular space. | 06-02-2011 |
| 20110168405 | ALIGNMENT OF BOP STACK TO FACILITATE USE OF A ROTATING CONTROL DEVICE - An alignment system can include at least one alignment device positioned between two flanges, the alignment device having a greater thickness on one side of the alignment device than on an opposite side of the alignment device. A method of producing a relative angular offset between a first flange and a second flange can include positioning at least one alignment device between the first and second flanges, and securing the alignment device between the first and second flanges, thereby producing the angular offset. A method of aligning an axis of a blowout preventer stack with a rig floor can include positioning at least one alignment device between a first flange, and a second flange of the blowout preventer stack; and securing the alignment device between the first and second flanges, thereby producing an angular offset of the second flange relative to the first flange. | 07-14-2011 |
| 20110174501 | CABLE BYPASS AND METHOD FOR CONTROLLED ENTRY OF A TUBING STRING AND A CABLE ADJACENT THERETO - A system and methodology for controlled entry of a tubing string, and cable adjacent thereto, into a wellbore. A stationary housing is fit to a wellhead and has a bore in communication with the wellbore. The cable can be laterally displaced from the bore into a cable access formed into the housing's side wall for fitting a sealing assembly to the bore and engages a sealing surface therein. The sealing assembly seals tubulars passing therethrough. The cable access interrupts the sealing surface. A cable bypass sub is fit to the cable access and permits the cable to extend sealingly from above the sealing surface to the wellbore wherein the cable bypasses the sealing assembly and sealing surface. A seal reconstitutes the interrupted portion of the sealing surface at the cable access. | 07-21-2011 |
| 20110253384 | MULTI-LOCK ADAPTERS FOR INDEPENDENT SCREWED WELLHEADS AND METHODS OF USING SAME - A multi-lock adapter used to inject high-pressure well stimulation fluids through an independent screwed wellhead includes an adapter pin having a central passageway with an internal diameter at least as large as a passageway through the wellhead. A lockdown flange secures the adapter pin to a casing mandrel of the wellhead. The lockdown flange ensures that stress on connection points to the screwed independent wellhead due to elevated fluid pressures used for well stimulation procedures does not exceed engineered specifications. | 10-20-2011 |
| 20110259602 | CHRISTMAS TREE INSTALLATION USING COILED TUBING INJECTOR - A method and system for installing a Christmas tree in place of a blowout preventer on a wellhead. The donut in the wellhead BOP is landed using a coiled tubing injector. Then the wellhead BOP then is removed and the Christmas tree is installed also using the same crane that supported the coiled tubing injector. This employs the coiled tubing rig already in use at the well site for a previous operation, such as plug drilling or perforating and fracturing. Notably, the system provides a second seal, such as a ceramic disk, below the donut, for added safety while the Christmas tree is installed. The tool string used to install the donut includes a safety union so that the tool string can be disconnected after the donut is landed and locked into place. | 10-27-2011 |
| 20110266006 | HYDRAULIC SURFACE CONNECTOR - A connector to secure a blow out preventer to tubing or a casing head of a well or wellhead and a method of securing a blow out preventer to the well utilizing the connector. The connector may be configured to secure the blow out preventer adapter to the wellhead and provide, within fifteen minutes, a seal operable to withstand ten thousand pounds per square inch of pressure. The connector may include both a hydraulically operated locking segment and a separate mechanical locking segment, and wherein both locking segments may be transitioned from a fully retracted position to a fully locked position within fifteen minutes. The connector may be configured to accommodate up to ten degrees of misalignment between the blow out preventer and the tubing. | 11-03-2011 |
| 20110278018 | ELECTRICAL COUPLING APPARATUS AND METHOD - An apparatus to provide electrical coupling between two components in a well system is proposed. The apparatus includes a first component disposed around a well-bore and configured to host electrical connections. A second component is disposed concentrically around the first component and configured for power coupling with the first component. A first power coupling unit is disposed on the first component and configured to host one or more transceivers and resonators. A second power coupling unit is disposed on the second component and configured to host one or more transceivers and resonators. The transceivers and resonators on the first and second power coupling units are configured to transfer power in a contactless manner. | 11-17-2011 |
| 20110278019 | Spillage control device and method of using same - An apparatus for controlling spillage from a well head or other fluid conducting means comprising a channel member having a fluidic conduit and a dynamic collar surrounding at least a portion of the channel member. The channel member and dynamic collar have a total diameter that is less than the well head or other fluid conducting means diameter. Also disclosed is a method for minimizing fluid spillage from a well head opening or other fluid conducting means opening comprising: a) providing the apparatus of the present invention; b) inserting the device into the opening; c) introducing an expansive material into the dynamic collar to expand the collar sufficiently to seal the opening; and d) optionally, collecting the emerging fluids. | 11-17-2011 |
| 20110297396 | ENHANCED HYDROCARBON WELL BLOWOUT PROTECTION - Protection at a hydrocarbon well is enhanced by placing a blowout preventer over a well head. An adapter is connected to the blowout preventer. The adapter includes a valve that when turned off prevents non-production flow from the blowout preventer to a riser pipe. | 12-08-2011 |
| 20120012335 | SEALING ADAPTER FOR WELL TUBING HEAD - A tubing head adapter which operates to provide a supplemental sealing barrier for a tubing head while maintaining access to the interior of the tubing head. The adapter includes an annular body adapted to be secured in fixed relation to the tubing head and a dummy hanger adapted to be matedly inserted into the annular body. The dummy hanger includes an annular sleeve insert and a removable axial plug disposed within the annular sleeve insert. A plurality of extendable and retractable locking pins secure the dummy hanger in place. | 01-19-2012 |
| 20120012336 | CASING HANGER PROFILE FOR MULTIPLE SEAL LANDING POSITIONS - A wellhead assembly having a wellhead housing, a casing hanger set within the wellhead housing, and sealing areas provided on opposing surfaces of the wellhead housing and casing hanger. The sealing areas circumscribe an axis of the wellhead assembly along respective axial distances on the wellhead housing and casing hanger. A seal is included with the wellhead assembly that has inner and outer legs that respectively engage the sealing areas and form sealing surfaces against the sealing areas. The axial distances of the sealing areas exceeds the length of the inner and outer legs, so that an original seal can be removed and replaced by a secondary seal, wherein the secondary seal engages sealing areas different from the sealing areas engaged by the original seal. | 01-19-2012 |
| 20120018171 | Outer Casing String and Method of Installing Same - An outer casing string, including a surface casing head, and associated installation method. In some embodiments, the surface casing head includes an outer tubular member insertable through a diverter of an installed conductor system, an inner tubular member at least partially disposed within and moveable relative to the outer tubular member, and a sleeve ring rotatably coupled to the inner tubular. The outer tubular member has an annular recess. The sleeve ring includes a snap ring that is displaceable between an extended position and a retracted position. In the extended position, at least a portion of the snap ring is received within the annular recess, and the outer tubular member is axially immovable relative to the inner tubular member. In the retracted position, no portion of the snap ring is received within the annular recess, and the outer tubular member is axially moveable relative to the inner tubular member. | 01-26-2012 |
| 20120024538 | CHRISTMAS TREE INSTALLATION USING COILED TUBING INJECTOR - A method and system for installing a Christmas tree in place of a blowout preventer on a wellhead. The donut in the wellhead BOP is landed using a coiled tubing injector. Then the wellhead BOP then is removed and the Christmas tree is installed also using the same crane that supported the coiled tubing injector. This employs the coiled tubing rig already in use at the well site for a previous operation, such as plug drilling or perforating and fracturing. Notably, the system provides a second seal, such as a ceramic disk, below the donut, for added safety while the Christmas tree is installed. The tool string used to install the donut includes a safety union so that the tool string can be disconnected after the donut is landed and locked into place. | 02-02-2012 |
| 20120031627 | Control Line Installation Unit - A tubing installer runs a string of tubing into a well while strapping a control line to the tubing string. The installer includes a base having a tubular connector extending downward for connection to an upper end of a blowout preventer. Hydraulic cylinders are mounted to and extend upward from the base. A support floor having support slips is mounted to the hydraulic cylinders at a fixed distance above the base. A traveling slip base containing traveling slips is mounted to upper ends of piston rods of the hydraulic cylinders. A pipe lifting assembly is supported by the base for lifting and positioning an additional joint of tubing to be added to the string of tubing. A pipe make-up mechanism is supported by the base for rotating the additional joint into threaded engagement with the string of tubing. A control line supply source for supplies control line to and alongside the string of tubing at a point between the base and the support floor. | 02-09-2012 |
| 20120090853 | DRILL PIPE CONNECTOR - An assembly of a drill pipe and a connector ( | 04-19-2012 |
| 20120103630 | ALIGNMENT OF BOP STACK TO FACILITATE USE OF A ROTATING CONTROL DEVICE - An alignment system can include at least one alignment device positioned between two flanges, the alignment device having a greater thickness on one side of the alignment device than on an opposite side of the alignment device. A method of producing a relative angular offset between a first flange and a second flange can include positioning at least one alignment device between the first and second flanges, and securing the alignment device between the first and second flanges, thereby producing the angular offset. A method of aligning an axis of a blowout preventer stack with a rig floor can include positioning at least one alignment device between a first flange, and a second flange of the blowout preventer stack; and securing the alignment device between the first and second flanges, thereby producing an angular offset of the second flange relative to the first flange. | 05-03-2012 |
| 20120186827 | Drive Head Assembly for a Fluid Conveyor System - The invention disclosed provides a drive head assembly for a fluid conveyor system that propels a fluid entraining conveyor through a well bore to carry fluids to the surface. The invention is comprised of a pair of synchronized follower wheels connected to a set of counter rotating sheaves. A fluid entraining conveyor is wrapped in a “figure-8” conveyor path around the sheaves in a plurality of coaxial grooves and around a distal sheave located in the fluid in the well bore. The coaxial grooves incorporate a unique shape which in conjunction with the wrap pattern provide improved tractive qualities and thus reduce tension in the conveyor and increase the durability of the conveyor. The conveyor can run at increased speeds and with no tension on the downward portion of the conveyor resulting in higher efficiency and less down time due to breakage. | 07-26-2012 |
| 20120261138 | CIRCULATION AND ROTATION TOOL - A tool circulates drilling fluid through and rotates a pipe string while making up or breaking out a stand of pipe. The tool includes a tubular member defining a central bore having an axis, wherein the tubular member comprises an upper tubular member and a lower tubular member, and wherein the upper tubular member and the lower tubular member are configured to alternately rotate independently and in unison. The tool also includes a central bore valve coupled to the upper member, and at least one radial valve coupled to the upper tubular member axially below the central bore valve. | 10-18-2012 |
| 20120318530 | Device for a Tower for Well Operations and Use of Same - A device and method are for well operations. The device includes a tower with an outside and an inside. The tower is provided, on its outside with a work platform vertically movable in the position of use and a vertically movable equipment platform which is independently movable relative to the work platform. The work platform is provided with a hanger device. | 12-20-2012 |
| 20130020091 | UNIBODY LUBRICATOR WITH EXTERNALLY THREADED NIPPLE - A lubricator for receiving a plunger is provided. The lubricator has a bore, a first end having a well head connection, a second end having a stem connection, and a plurality of ports, including a catcher port and flow ports. The flow ports are externally threaded nipples that extend radially beyond the outer surface of body of the lubricator. | 01-24-2013 |
| 20130032360 | ALIGNMENT OF BOP STACK TO FACILITATE USE OF A ROTATING CONTROL DEVICE - An alignment system can include at least one alignment device positioned between two flanges, the alignment device having a greater thickness on one side of the alignment device than on an opposite side of the alignment device, and the alignment device having circumferential slots through which the two flanges are coupled. A method of producing a relative angular offset between two flanges can include positioning at least one alignment device in a desired azimuthal orientation between the flanges, the alignment device including pre-formed circumferential slots which permit the alignment device to align with a bolt hole pattern of the flanges, and securing the alignment device between the flanges, thereby producing the angular offset. | 02-07-2013 |
| 20130043046 | Wellhead System Having a Tubular Hanger Securable to Wellhead and Method of Operation - A tubular hanger and tubular hanger seal are installed in a wellhead with a setting tool. The tubular hanger has a locking ring that is driven outward into engagement with a profile in the wellhead. The setting tool rotates a moveable member of the tubular hanger relative to the tubular hanger body so as to drive the moveable member to expand the locking ring outward to engage the profile in the wellhead. The moveable member may be wedged between the locking ring and the tubular hanger body. The setting tool enables the moveable member and the tubular hanger body to be rotated independently. The annulus between the tubular hanger and the wellhead may be sealed by a seal that has a plurality of sealing elements that are coupled together by a series of catches. | 02-21-2013 |
| 20130056224 | METHOD OF RUNNING A PIPE STRING HAVING AN OUTER DIAMETER TRANSITION - One embodiment provides an adjustable guide | 03-07-2013 |
| 20130075113 | METHOD AND APPARATUS FOR CONNECTING TUBULARS USING A TOP DRIVE - An apparatus for facilitating the connection of tubulars, said apparatus comprising a winch, at least one wire line, and a device for gripping the tubular, the arrangement being such that, in use, the winch can be used to winch said at least one wire and said device to position a tubular below said top drive. | 03-28-2013 |
| 20130133898 | CAPILLARY HANGER ARRANGEMENT FOR DEPLOYING CONTROL LINE IN EXISTING WELLHEAD - To deploy a capillary string through a wellhead to a downhole safety valve, a control port and a retention port are drilled in an adapter between a casing hanger and a gate valve or elsewhere. The capillary string is connected to a first port of a capillary hanger and installed through the wellhead. The capillary hanger is landed on a tubing hanger, and a side port on the capillary hanger communicates with the control port. Because the side port's location may not align with the control port, operators may need to measure how long the capillary hanger should be. A control line connects to the control port in the wellhead's side to communicate with the capillary line, and a retention rod inserts in the retention port to support the capillary hanger. | 05-30-2013 |
| 20130146303 | Subsea Operating Valve Connectable to Low Pressure Recipient - A valve useable in an undersea apparatus for generating a force for closing a blowout preventer (BOP) based on a pressure difference between a low pressure recipient and ambient pressure, an apparatus including the valve and related methods are provided. The valve includes a valve body enclosing a chamber with an input port selectively connectable to an output port, and a chamber separating assembly configured to separate the chamber from a region of different pressure. The assembly includes (1) a backup plate having a first portion of a first diameter towards the chamber and a second portion of a second diameter larger than the first diameter, towards the region, and (2) an upper seat located between the first portion of the backup plate and the valve body. | 06-13-2013 |
| 20130168104 | METAL-TO-METAL SEALING ARRANGEMENT FOR CONTROL LINE AND METHOD OF USING SAME - A well completion system includes a wellhead, a control line assembly for use in completions that is mounted to the wellhead, and a tubing hanger. The control line assembly includes a cylinder, a main housing assembly, a passage and a metal-to-metal seal. A split lockout ring provides a positive lock to the passage. Control lines enter the tubing hanger and exit via the wellhead. This arrangement on the wellhead provides sufficient height and clearance to allow for the installation of a plurality of control lines. | 07-04-2013 |
| 20130175048 | BOOM MOUNTED COILED TUBING GUIDE AND METHOD FOR RUNNING COILED TUBING - A coiled tubing support guide for maintaining an arch in a length of coiled tubing as it is unwound from a storage reel and feed into a coiled tubing injector connected with a wellhead is mounted to an elongated support structure rather than to the coiled tubing injector. The elongated support structure bears a load created by tension placed on the coiled tubing by the reel, thereby avoiding putting a bending moment on the wellhead. In alternate embodiment, a coiled tubing injector being held by a hoist line from the elongated support structure is coupled to the elongated support structure with a bending-resistant coupling that permits relative rotation of the coiled tubing injector. | 07-11-2013 |
| 20130186640 | METHOD AND APPARATUS TO POSITION AND PROTECT CONTROL LINES BEING COUPLED TO A PIPE STRING ON A RIG - An apparatus to attach a control line to a tubular member, in which the apparatus includes a control line arm having a first control line guide coupled thereto, and a base having a second control line guide coupled thereto, with the control line arm coupled to the base and movable with respect to the base. The control line arm may be movable between a raised position and a collapsed position with respect to the base, and the control line arm may be at least one of slidably coupled and rotatably coupled to the base. | 07-25-2013 |
| 20130284455 | Delivery System for Fracture Applications - Described herein is a modular, adjustable system for distributing fluids to one or more wellbores. The system is readily configured and assembled at a well site, and allows for one portion of the system to be isolated for service or repair while the remainder of the system continues to operate. The system includes a plurality of pump skids having both a distribution junction in fluid communication with inlets to of plurality of pump trucks and an exit junction in fluid communication with outlets of the plurality of pump trucks. | 10-31-2013 |
| 20130284456 | Wellhead Control Line Deployment - Wellhead control line deployment involves replacing the seat/retainer plate of a master valve of the wellhead with a modified retainer plate. The retainer plate defines a first port communicating from a central opening of the plate to outside the plate. A modified bonnet installs on the master valve, and the bonnet has two ports, one communicating with the first port in the retainer plate and the second communicating with a needle valve port. The communication ports are linked by a tube with outside diameter seals that inserts between the retainer plate and the bonnet. A control line hanger can be retained by locking into an adapter sleeve or directly in the back-pressure valve threads of a tubing hanger. The adapter sleeve can be attached to the retainer plate or have a collet to snap into the back-pressure valve threads of the tubing hanger. | 10-31-2013 |
| 20130292134 | Assembly And Method To Secure Tubing String to Blowout Preventer - A flange assembly and method for securing the downhole tubing string and packer to a blowout preventer is disclosed. The application is particularly useful for high pressure fluid applications downhole such as hydraulic fracking. | 11-07-2013 |
| 20130341036 | Method and apparatus for aligning a BOP stack and a mast - A method and apparatus for aligning a wellhead or BOP stack with a mast assembly comprising a sensor which provides an initial alignment between a mast and a wellhead or BOP stack. A mast assembly is transported to a well site by a rig carrier which positions the mast assembly adjacent a wellhead, or BOP stack. The mast assembly is raised to an upright position whereby a rear portion of the mast extends over the wellhead. Sensors mounted to the top drive, crow, well head, or mast can be used to align the mast with the wellhead. | 12-26-2013 |
| 20130341037 | Low wind resistance rig - A transportable rig apparatus provides for well completion operations while also providing a rig apparatus that readily resists or negates the effects of dynamic wind forces or other weather phenomenon. More particularly, the transportable rig apparatus provides a mast assembly that can extend in a generally vertical direction, e.g. perpendicular to the rig carrier and/or ground surface, such that the rig can be placed directly adjacent to a wellbore, the mast assembly providing a mast apparatus that readily resists or negates the effects of strong winds or other weather phenomenon. | 12-26-2013 |
| 20130341038 | Method and apparatus for working multiple wellheads in close proximity - A rig system and method is provided for use with multiple wellheads in close proximity on a wellsite. A mast assembly is mounted to a rig carrier for alignment with a first wellhead. A pipe handling system is mounted to a skid having a pipe moving member mounted to the skid. A rig platform for use with the mast assembly is vertically moveable for accommodating a second wellhead in close proximity to the first wellhead while allowing operators to work within the mast assembly. | 12-26-2013 |
| 20140020909 | FLOW CONTROL SYSTEM WITH INTERCHANGEABLE ACTUATORS - A system, including a wellhead system, and a flow control system coupled to the wellhead system, wherein the flow control system comprises, a flow control device including a housing, a flow path through the housing from an inlet to an outlet, and a flow control element disposed in the housing along the flow path, and an actuator mounting assembly coupled to the flow control device, wherein the actuator mounting assembly is configured to selectively mount one of a manual actuator and a powered actuator to actuate the flow control element of the flow control device, without taking the flow control system offline. | 01-23-2014 |
| 20140048286 | SYSTEMS AND METHODS FOR A MODULAR DRUM WITH A COMMON POWER PACK UNIT - The system includes a modular drum unit disposed in a first skid. The modular drum unit may include a drum and a winch. The system also includes a power pack assembly disposed in a second skid. The power pack unit may comprise a power source. The system also includes a cable assembly for electrically coupling the modular drum unit to the power pack unit. The cable assembly includes a power connector with a connector type incorporating design constraints from both the modular drum unit and the power pack unit. | 02-20-2014 |
| 20140060855 | ANGLED-PENETRATOR DEVICE AND SYSTEM - In accordance with an exemplary embodiment, a tubing hanger having an angled auxiliary bore is provided. The auxiliary bore may receive a penetrator for a cabling system that powers a submersible pump. The auxiliary bore is angled with respect to the production bore of the tubing hanger. As a result, the penetrator exits the lower end of the tubing hanger at a location relatively close to the production tubing. This facilitates the use of a smaller-diameter production casing or casing hanger, in turn helping to reduce potential costs, for instance. | 03-06-2014 |
| 20140069660 | Apparatus, methods, and systems for filling and circulating fluid in tubular members - A fill up and circulation tool having an elongate body with an insertion section adapted for insertion into a tubular member, a base section adapted for engagement with a top drive, and a gauge section having a diameter less than that of the base section. A packer cup assembly and at least one spacer can be adjustably associated with the gauge section, the packer cup assembly being positionable at a plurality of locations along the gauge section by placing the packer cup assembly and one or more spacers relative to one another in a desired configuration, such that the packer cup assembly and one or more spacers occupy substantially all of the gauge section. The spacing and configuration of the packer cup assembly along the gauge section can be selected depending on the dimensions or type of top drive, elevator, bails, or other equipment at a worksite. | 03-13-2014 |
| 20140096977 | SEMI-RIGID LOCKDOWN DEVICE - A wellhead seal assembly that forms a metal-to-metal seal between inner and outer wellhead members. A seal member has inner and outer seal legs separated by a slot. A locking ring is positioned in the outer seal leg and has wickered sections, where each of the wickered sections protrude through a window in the outer seal leg of the seal member. An energizing ring has an upper tapered surface that is oblique to an axis of the annular energizing ring and extending laterally from the axis over a portion of the locking ring and a lower tapered surface that is oblique to and extending laterally from the axis. As the energizing ring is moved into the slot, the upper tapered surface engages an inner surface of the locking ring, and the lower tapered surface engages an inner annular wall of the slot. | 04-10-2014 |
| 20140144650 | LOCKDOWN SYSTEM FOR USE IN A WELLHEAD ASSEMBLY - A wellhead assembly having an outer tubular, an inner tubular inserted into the outer tubular, an annular space between the inner and outer tubulars, a lock ring in the annular space, and an activation ring that axially strokes between the lock ring and one of the tubulars. The lock ring selectively locks together the inner and outer tubulars when the activation ring slides between the lock ring and the one of the tubulars. The surface of the activation ring that contacts lock ring is contoured so that an interface surface between the activation ring and lock ring when the lock ring is in its locked position, is offset an angle from an axis of the wellhead that is less than an offset between the axis of the wellhead and an interface surface between the activation ring and lock ring when the activation ring is stroking downward. | 05-29-2014 |
| 20140144651 | ELECTRICAL TRIPPING SUB FOR WIRED DRILL PIPES - A device for connecting at least one electrical data and/or supply line to electrical sockets of a wired drill pipe is disclosed. One inventive aspect of the device comprises: a collet blocking plug axially insertable into and removable from a receiver end of the drill pipe and at least one collet. The collet is configured to be interlocked with the drill pipe in a locking position and be released from the drill pipe in a release position. The collet is axially displaceable from the collet blocking plug between the locking position and the release position. The collet blocking plug is axially insertable into and removable from a receiver end of the drill pipe. | 05-29-2014 |
| 20140182863 | STRAIGHT-BORE BACK PRESSURE VALVE - A system in some embodiments includes a back pressure valve. The back pressure valve includes a body, a plunger disposed internal to the body, and a friction member disposed about the exterior of the body. The friction member is configured to expand radially to contact an internal surface of a bore. In some embodiments, a method includes disposing a back pressure valve into a straight bore and expanding a friction member of the back pressure valve radially into contact with an internal surface of the straight bore. | 07-03-2014 |
| 20140231098 | METHODS OF SUPPORTING A SELF-PROPELLED DERRICK RIG - Improvements to base beams and self-propelled derrick rigs are described. The base beam can have two or more stabilizer arms which can be deployed. The base beam is also designed to support the derrick rig. An optional counterweight assembly can be connected to the front of the rig. The self-propelled derrick rig can be easily and quickly mounted to the base beam, and when mounted, the assembly will be able to withstand high hook loads and wind loading without the danger of the rig coming off of its wheels or falling over. | 08-21-2014 |
| 20140246211 | ADJUSTABLE FRACTURING SYSTEM - An adjustable fracturing system ( | 09-04-2014 |
| 20140262335 | Two-Piece Connection Lift System And Method - A connection lift system and method for handling oil and gas drilling tubular components includes a core component and a ring-shaped component, where a range of ring-shaped components may be screwed onto the core component, such that the ring-shaped component may be configured based on the tubular component to be handled, and the core may be compatible with lifting equipment. | 09-18-2014 |
| 20140326467 | TUBULAR HANDLING TOOL - Embodiments of the invention generally relate to a tubular handling tool. The tool may include a base and a ring or sleeve member. The tool may further include an actuation member configured to move or rotate the ring or sleeve member relative to the base. Additionally, the tool may include a clamp or dog member attached to the base. The clamp or dog member is configured to move between a radially retracted position and a radially extended position as the ring or sleeve member moves or rotates relative to the base. | 11-06-2014 |
| 20140326468 | METHOD OF USING A TOP DRIVE SYSTEM - In one embodiment, a top drive system includes a quill; a motor operable to rotate the quill; a gripper operable to engage a joint of casing; a connector bi-directionally rotationally coupled to the quill and the gripper and longitudinally coupled to the gripper; and a compensator longitudinally coupled to the quill and the connector. The compensator is operable to allow relative longitudinal movement between the connector and the quill. | 11-06-2014 |
| 20140326469 | POSITIVE LOCKED SLIM HOLE SUSPENSION AND SEALING SYSTEM WITH SINGLE TRIP DEPLOYMENT AND RETRIEVABLE TOOL - A tool is provided for installing a mandrel in a wellhead assembly. The tool includes an assembly having multiple independently translatable and rotatable members. The tool includes an inner member disposed in an inner sleeve. The inner member may be disposed in a first position and second position, such that in the first position the inner sleeve freely rotates and in the second position rotation of the inner sleeve causes rotation of the inner member. An outer sleeve is disposed over the inner sleeve and may be coupled to a hold down ring. The inner member may be coupled to mandrel. The tool may be inserted into a wellhead assembly and the outer rotated to engage the hold down ring, the inner and outer sleeve may be translated axially to allow rotation of the inner member to disengage the tool from the mandrel. | 11-06-2014 |
| 20140332236 | Quick-Release Gripping Insert Assembly - A coiled tubing injector unit insert assembly includes a gripping insert configured to be coupled to a carrier block, the insert comprising a tongue with a first cutout configured to engage a shaft extending within a carrier block pocket, the shaft having a first diameter portion and a second larger diameter portion and a junction between the two shaft diameters that is located within the carrier block pocket to couple the gripping insert to the carrier block. | 11-13-2014 |
| 20140352977 | Combination Fluid Pumping Sub and Hanger Lockdown Tool - A tool for retaining an activator ring of a hanger within a wellhead assembly during a fluid pumping process includes an annular fluid pumping sub body having an end selectively coupled with a supply of fluids and a distal end selectively coupled with the hanger. An outer ring assembly circumscribes and rotates relative to the fluid pumping sub body. A retainer ring circumscribes the fluid pumping sub body and selectively abuts the activator ring. A plurality of biasing assemblies that are selectively compressible are located between the outer ring assembly and the retainer ring, so that when the fluid pumping sub body is coupled with the hanger, an axial lockdown force is maintained on the activator ring by the biasing assemblies during the fluid pumping process. | 12-04-2014 |
| 20140360735 | GEOTHERMAL INTEGRATED EXPANSION SPOOL ASSEMBLY - Embodiments of the present disclosure are directed towards a geothermal expansion spool assembly having an integrated or single piece configuration. The geothermal expansion spool assembly comprises an upper portion adapted to directly couple to a production valve and a lower portion adapted to surround and engage with a surface casing of a geothermal well, wherein the upper and lower portion are permanently fixed to one another. | 12-11-2014 |
| 20150013992 | Top Entry Wireline Apparatus and Methods - A top entry wireline apparatus with a roller chain configuration for inserting a manipulating an electrical conduit into a wellbore and a method of using the same. | 01-15-2015 |
| 20150021045 | ROTATING FLOW CONTROL DEVICE FOR WELLBORE FLUID CONTROL DEVICE - The invention relates to a rotating flow control device and methods of using the same for controlling wellbore fluids at the head of a riser diverter for use in offshore drilling operations or the head of a blowout preventer stacks annular for conventional land-based drilling operations. The rotating flow control device comprises a stationary housing to be mounted on the head of a riser diverter or the blowout preventer stacks annular, an inner tubular shaft that permits the passage of a tubular, sealed bearing elements for supporting and permitting the axial rotation of the inner tubular shaft, and an elastomeric stripper element attached to the inner tubular shaft for sealing around the tubular. | 01-22-2015 |
| 20150027730 | WELL TREE HUB AND INTERFACE FOR RETRIEVABLE PROCESSING MODULES - The present disclosure relates to providing a hub coupled into a production tree, manifold, or other equipment, and a base module that is attachable to and retrievable from the hub. The base module may be reconfigurable. The base module may be configured to receive other modules that are reconfigurable, wherein the other modules are retrievable from the base module. The hub provides a dedicated space or support at or near the production tree or equipment for using the base module. An interface is provided between the base module and the production tree. A fluid conduit provides a fluid path across or through the interface. The hub may be part of the interface such that the module can fluidly couple to the fluid conduit and the production tree across the interface via the hub. | 01-29-2015 |
| 20150027731 | BACK PRESSURE VALVE - A system in some embodiments includes a back pressure valve configured to mount in a mineral extraction system. The back pressure valve comprises a cylindrical body comprising a venting port coaxial with a longitudinal axis of the cylindrical body and a plunger disposed in the venting port, wherein the plunger comprises a stem that extends from the venting port into an adjacent cavity of the cylindrical body. In some embodiments, a method of operating a valve, includes biasing a plunger to an open position, biasing a valve locking mechanism to a locked position in relation to a bore of a mineral extraction system, and biasing a plunger to a closed position. | 01-29-2015 |
| 20150034335 | METHOD AND APPARATUS FOR SUPPORTING A TUBULAR - A spider and method for supporting a tubular within a well bore. Radial dogs, controlled by cylinders that extend and retract simultaneously, are operable to support the tubular by the lower lip of a box connector. When a tubular connector is set down upon the dogs so as to depress one or more triggers located thereon, an interlock in a control system is actuated to prevent movement of the dogs. However, even while the spider is thus loaded, the dogs may nevertheless be retracted via an emergency override mechanism thereby allowing the tubular to be dropped into the wellbore. When the tubular has been lifted off of the triggers, the interlock is deactivated, and the dogs of the spider can be operated once again. The triggers may actuate sensor valves located within the dogs, which in turn actuates an interlock valve isolating the flow path of the cylinders. | 02-05-2015 |
| 20150053423 | STUFFING BOX ISOLATION APPARATUS AND METHODS OF USING - A stuffing box isolation apparatus and method for use with a stuffing box at a wellhead. The stuffing apparatus includes an anchor component that secures the apparatus within the stuffing box, when inserted into an open bore of a stuffing box. The apparatus further includes a sealing element that is expandable to sealingly engage an inner surface of the stuffing box. The expansion of the sealing element effectively seals the open bore of the stuffing box, preventing release of wellbore fluids and/or back-flow of the produced fluids. | 02-26-2015 |
| 20150075811 | MODULAR APPARATUS FOR ASSEMBLING TUBULAR GOODS - A modular pipe gripping assembly has a universal actuator assembly having a control fluid swivel. An external pipe gripping assembly can be attached to the actuator assembly for gripping the external surface of a section of pipe. Alternatively, the external pipe gripping assembly can be quickly and easily removed and replaced with an internal pipe gripping assembly for gripping the internal surface of a section of pipe. Control fluid pressure is trapped within the actuator assembly, but relieved from a fluid swivel, permitting high speed rotation of the modular pipe gripping assembly and preserving swivel seal life. | 03-19-2015 |
| 20150107853 | 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 handling equipment. The adjustable contacting members contact the bails on one or both sides of the bail(s) to suppress motion of the elevator relative to the bail. | 04-23-2015 |
| 20150114666 | TUBE ARRANGEMENT TO ENHANCE SEALING BETWEEN TUBULAR MEMBERS - An well assembly having a housing with an inner surface, the assembly including a tubular member inserted in the housing and having an outer surface. The assembly further includes a plurality of protrusions extending from one of the inner or outer surfaces, the protrusions separated by gaps defined between adjacent protrusions. In addition, the well assembly includes a metal to metal seal pressed against and deformed by the protrusions. A plurality of hollow tubes are provided for insertion in the gaps between the protrusions, the tubes being collapsible upon engagement with the metal to metal seal. | 04-30-2015 |
| 20150122508 | CENTRALIZER FOR EXPANDABLE LINER - A centralizer comprises a plurality of bow springs, wherein each bow spring has a first and second end. A first collar is coupled to the first end of each of the plurality of bow springs and includes a longitudinal frangible region. A second collar is coupled to the second end of each of the plurality of bow springs and also includes a longitudinal frangible region. | 05-07-2015 |
| 20150136420 | DEVICE AND METHOD FOR HANDLING DRILL STRING COMPONENTS IN A DRILL RIG AND DRILL RIG - A device for handling drill string components in respect of a drill rig. A gripper is configured to grip a first drill string component to be threaded on to or off from a second drill string component being partly drilled into a rock formation. A support is configured to fasten the device onto the drill rig. A handling unit is movably connected to the support. The handling unit includes the gripper and is movable between a drill string position and a loading position. The handling unit includes an auxiliary engagement unit configured to engage the second drill string component in the drill string position and an angle variation unit configured to vary an angle of the gripper and thereby the gripped first drill string component in order to allow the alignment in the drill string position. Also a method and a drill rig. | 05-21-2015 |
| 20150136421 | Annular Blowout Preventer Hydraulic Supply System - A system and method for deploying a rod annular blowout preventer using existing hydraulic pressure is provided. The system connects between an existing hydraulic blowout preventer system and a blowout preventer device installed on the wellhead to provide regulated hydraulic pressure to a rod annular blowout preventer. The system comprises a manifold that receives hydraulic fluid from an existing reservoir and pump and accumulator, routes the fluid through a pressure regulator and into the rod annular blowout preventer. The rod annular blowout preventer includes a diaphragm that expands to close the wellbore during maintenance or during an emergency event. The system provides controlled hydraulic actuation of the rod annular blowout preventer, eliminates manual deployment of the rod annular blowout preventer, and allows the operator to initiate the rod annular blowout preventer away from the wellhead. | 05-21-2015 |
| 20150136422 | APPARATUS AND METHOD FOR DEPLOYING EQUIPMENT INTO A WELLBORE - A method for lubricating a downhole tool into a wellbore with a lubricator assembly comprising a hydraulic cylinder with a cylinder and a rod and a pressure isolation assembly connected to the bottom of the cylinder of the hydraulic cylinder. The pressure isolation assembly has a base, a top, a plurality of posts supporting the top in a spaced apart relationship to the base, and a seal assembly supported by the base and configured to seal around the rod. The seal assembly includes a packing flange body having a flange portion and a tubular portion formed as a one piece unit. The flange portion extends across a portion of a lower side of the base and the tubular portion extends through base. The rod extends through the seal assembly of the pressure isolation assembly. | 05-21-2015 |
| 20150144355 | Die Holder Device and Method for Utilizing the Same - A die holder device includes a die holder that has an axial centre line and is adapted to receive a clamp die. The die holder is included in a clamp arm or slide block. The die holder is restricted from axial movement by at least a first complete or partial conical surface and possibly by a second complete or partial conical surface that directly or indirectly bears against the clamp arm or the slide block. | 05-28-2015 |
| 20150144356 | SPHERICAL-ANNULAR BLOWOUT PREVENTER HAVING A PLURALITY OF PISTONS - A blowout preventer includes a housing including interconnected cylinders formed therein, a main seal positioned within the housing, cylindrical sleeves removably placed within the interconnected cylinders, annular pistons and glands placed within the sleeves; and an energizing ring configured to be operated on by the annular pistons in order to operate the main seal. A blowout preventer may also include an upper gland assembly for isolating a void space within the housing from the interconnected cylinders. | 05-28-2015 |
| 20150300110 | SYSTEM AND METHOD FOR MANAGING PRESSURE WHEN DRILLING - A pressure management device of a drilling system is disclosed. The device includes a housing, a primary bearing package coupled to the housing such that the primary bearing package is not removable from the housing. The primary bearing package is further configured to rotate with respect to the housing. The device also includes a sealing package configured to automatically seal between a drill pipe and the primary bearing package in response to an insertion of the drill pipe through the housing. | 10-22-2015 |
| 20150315845 | SEALING ELEMENT MOUNTING - A sealing assembly for sealing against a piece of oilfield equipment in a wellbore. The sealing assembly has a support housing and the support housing defines an inner wall and a port configured for fluid communication with the wellbore. Such inner wall defines a stop shoulder, and the support housing has a limit structure proximate one or both end(s). A sealing element is contained within the support housing. A ring is connected to the sealing element at one or both end(s). Each ring is configured for slidable movement along the inner wall of the support housing and further configured to float between the stop shoulder and the limit structure. | 11-05-2015 |
| 20150315859 | AUTOMATED DECK BUSHING SYSTEM - A drilling system including a drill bit. A deck bushing includes an outer housing and an inner sleeve rotatably arranged in the outer housing, the inner sleeve having an inner diameter wider than a width of the drill bit. A drop-in sleeve is configured to be inserted into the inner sleeve of the deck bushing. At least a portion of the drop-in sleeve engages the inner sleeve of the deck bushing such that a friction between the drop-in sleeve and inner sleeve of the deck bushing causes the drop-in sleeve and inner sleeve of the deck bushing to rotate together. A lifting sub configured to be inserted into the drop-in sleeve. | 11-05-2015 |
| 20150361739 | GRIPPER ASSEMBLY FOR A COILED TUBING INJECTOR - A gripper assembly for a coiled tubing injector is provided. The assembly comprises a gripper block coupled to a carrier at a working position using complementary mating structures. The assembly further comprises a releasable locking structure which secures the gripper block to the carrier at the working position and prevents displacement of the gripper block from the carrier during operation. In a locking position of the locking structure, at least one component of the locking structure extends between the carrier and the gripper block to contact a receiving component in the carrier or the gripper block for preventing decoupling of the gripper block from the working position. A release tool for actuating the locking structure to a released position for disengaging the gripper block from the carrier is also provided. | 12-17-2015 |
| 20150376987 | RUGGEDIZED HOUSING - A device for a drill rig comprising a ruggedized housing and a sensor contained in the ruggedized housing, the sensor adapted to measure at least one condition of a lubrication oil of an equipment on the drill rig. In an embodiment, the ruggedized housing can have a Class I, Division 1 & 2 standard rating according to UL1203 & FM3600(3615). | 12-31-2015 |
| 20160010402 | Temporary Support Device for Oil Well Tubes and Methods of Use | 01-14-2016 |
| 20160024866 | EROSION RESISTANT FLOW CONDUIT - A particulate-accommodating fluid flow directing apparatus comprises a failure detection housing containing a flow directing insert, the housing serving as a pressure boundary; failure at any location along the insert being detectable by means associated with the housing. The insert can be manufactured of erosion resistant materials, including non-ductile materials such as ceramics. The insert is sealed to the housing at an inlet and a discharge forming a pressure chamber between the insert and housing. The pressure chamber can be maintained at a pad pressure complementary to the process pressure, the pad pressure being maintained and monitored for indication of insert failure. | 01-28-2016 |
| 20160047183 | VARIABLE GUIDE AND PROTECTION BUSHING FOR WELL CONVEYANCE - A guide and protection bushing assembly is mountable in a well production system (e.g., a subsea tree) having an intervention member (e.g., a blowout preventer). The assembly guides a string of components to a cable hanger sealing surface disposed in the production system without damaging the sealing surface. The assembly includes a body having a first end engaging an intervention member, a second end engaging the production system, an outer surface, and an inner through passage that expands radially at the first end to form a funnel shape. In some embodiments, the assembly may further include rollers, leaf springs, or a protective sleeve coupled to biasing members, a plurality of centering disks having a plurality of flexible flaps separated by spacers, and/or centering devices with fins separated by spacers. In some embodiments, the assembly may further include a hydraulically actuated plurality of rams, a piston with a plurality of protective elements, a plurality of nozzle jets, and/or a plurality of bladders. | 02-18-2016 |
| 20160052749 | CEMENT HEAD STABBER - A stabber for assisting in the lifting and installation of a cement head assembly onto a bore hole casing includes a support member comprising a first end opposite a second end. A first connection element is disposed proximate the first end of the support member and a second connection element is disposed proximate the second end of the support member. A first weight is mounted to the support member in closer proximity to the second end of the support member than to the first end of the support member. A second weight is connected to the support member between the first and second ends of the support member. | 02-25-2016 |
| 20160060965 | APPARATUS AND METHODS FOR DOWNHOLE TOOL DEPLOYMENT FOR WELL DRILLING AND OTHER WELL OPERATIONS - The disclosure herein relates generally to devices and methods usable during well drilling and surface operations. More particularly, the disclosure herein relates to a rig incorporating a coiled tubing injector that engages downhole tools. | 03-03-2016 |
| 20160060994 | HYDRAULIC CONDUCTOR PIPE CONNECTOR - A conductor pipe connector assembly for coupling a pressure containing component to a conductor pipe of a subterranean well includes an annular slip bowl circumscribing the conductor pipe. An annular slip segment is located between the slip bowl and the conductor pipe. A slip actuation ring is located between the slip bowl and the slip segment the slip actuation ring having a beveled surface in sliding contact with one of the slip bowl and the slip segment. An elongate annular piston member circumscribes the conductor pipe and is coupled to the slip action ring, the piston member is movable by a pressure medium, such as hydraulic fluid or pressurized gas, to an engaged position to urge the slip segment radially inward against the conductor pipe. | 03-03-2016 |
| 20160076320 | MODULAR DRILLING FLUID CONTROL SYSTEM - A drilling fluid control system ( | 03-17-2016 |
| 20160076328 | Seal With Soft Material Inlay - A wellhead assembly includes an inner wellhead member with wickers extending outwardly therefrom and an outer wellhead member with wickers extending inwardly therefrom. A seal assembly having an inner leg and an outer leg is inserted between the wellhead members. An energizing ring forces the legs radially apart from each other. An inlay is located along at least one of an inner diameter of the inner leg and an outer diameter of the outer leg, positioned to sealingly engage the wickers. The inlay is located in a single groove configured so that no part of the seal member body contacts an exterior wall of the inner wellhead member or an interior wall of the outer wellhead member. The inlay has a smooth outer surface flush with the diameter and is made of a material softer than the inner wellhead member, the outer wellhead member, and the seal member body. | 03-17-2016 |
| 20160090806 | APPARATUS & METHODS FOR MECHANICALLY COUPLING A SEALING SYSTEM AROUND THE OPENING TO AN UNDERGROUND BOREHOLE - Apparatus useful for providing a liquid-tight seal around an opening formed in the earth's surface includes a reusable load-supporting surface having at least two sealingly interconnected mats surrounding and spaced-away from the borehole opening. At least one flexible, planar spanner is configured to extend between the borehole wall and mats. At least one elongated spanner support is used to mechanically couple one or more spanners to the borehole wall. At least one elongated lip support is used to mechanically couple one or more spanners to the mats. | 03-31-2016 |
| 20160097251 | Non-Parallel Multi-Bore Sealing Device - An apparatus for sealing at least one hub bore of a multi-bore fluid hub associated with a wellhead assembly includes a plug body having a plug bore opening on an outer mating surface. A plug bore extends from a first end of the plug body to the plug bore opening. The plug body is selectively insertable into a hub housing of the multi-bore fluid hub. An insert is in engagement with the outer mating surface and is moveable relative to the plug body between an unengaged position, and an engaged position where the insert seals across one of the hub bores. A stem member is coupled to the plug body and is moveable to selectively rotate the plug body within the multi-bore fluid hub so that the plug bore opening aligns with one of the hub bores and the insert aligns with another of the hub bores. | 04-07-2016 |
| 20160102512 | DUAL LOCK SYSTEM - A system including a mineral extraction system, including a hanger, and a dual lock system configured to couple the mineral extraction system component to a tubular, wherein the dual lock system comprises an outer lock ring and an inner lock ring. | 04-14-2016 |
| 20160108693 | Disconnectable Pressure-Preserving Electrical Connector and Method of Installation - The present disclosure provides a dis-connectable wellhead hanger arrangement permitting a pig tail set of a electrical conductors to be inserted within the wellhead hanger arrangement which seals against the wellhead hanger upon separation of an electrical power cable. If the power cable separates from the production tubing for any reason, the compressively fit plugs disconnect the power cable from the pathway leaving the electrical mandrel sealed within the wellhead hanger, thereby sealing the wellhead hanger from loss of fluid after separation. | 04-21-2016 |
| 20160115744 | INTERCHANGEABLE BAIL LINK APPARATUS AND METHOD - An interchangeable elevator bail link system and method for changing elevator bail length and load carrying configurations during rig operations, wherein an upper bail section is provided comprising a connection for a link tilt system of a top drive or traveling block, and further comprising a connector for connecting to a corresponding connector located on one or more lower bail sections of differing tonnage capacities and lengths, wherein the upper bail section connector and lower bail section connector comprise male and female profiles of corresponding size, shape and location, so that when the connector of the lower bail section is aligned in nonparallel relation to the connector of the upper bail section, which is attached to a link tilt system, movement of the top drive or traveling block in an upwards direction will cause the lower bail section to rotate to a position parallel with the upper bail section. | 04-28-2016 |
| 20160123095 | CENTRALISING DEVICE AND METHOD THEREFOR - The invention discloses present disclosure provides a centralising device and a method for using the centralising device to immovably centralise a conductor casing within an aperture of a supporting framework. The centralising device has one or more body portions, each having an inner surface and an outer surface, wherein the inner surface(s) are arranged for abutting the conductor casing and the outer surface(s) are arranged for abutting the framework. The body portion(s) are located within the aperture between the conductor casing and the framework for limiting movement of the conductor casing relative to the framework. Each body portion includes a first member providing the outer surface and a second member providing the inner surface. The first member and second member are movable relative to each other, to thereby permit adjusting the position of the inner surface relative to the position of the outer surface, so as to centralise the conductor casing within the aperture. | 05-05-2016 |
| 20160123099 | TRIM FOR CHOKE - A fluid choke may include a housing and a shuttle configured to move within an interior chamber of the housing. The housing may have a fluid inlet channel and a fluid outlet channel. The shuttle may have a gate connected to an end of the shuttle and the gate may be configured to mate with a seat located in the housing at the fluid outlet channel. The shuttle may be moved within the interior chamber by a pressurized hydraulic fluid configured to apply a hydraulic pressure to a peripheral portion of the shuttle, an inner portion of the shuttle, and the gate. | 05-05-2016 |
| 20160123103 | Adjustable Isolation Sleeve - A system for coupling to equipment at a well includes a connector and/or an outer sleeve sub engageable with the connector, each including an internal bore. An isolation sleeve includes a seal and is positioned at least partially within the internal bore, in which the seal is axially movable with respect to the internal bore so as to be positionable to seal against the equipment. | 05-05-2016 |
| 20160130888 | STABILIZATION OF WELL LIFT FRAME - A well lift frame stabilizer, system, and method for stabilization thereof is disclosed. In an embodiment, the stabilizer includes one or more engagement mechanisms carried by one or more extension arms. The extension arms may be movable between a retracted position, in which the engagement mechanisms are not captured by a pair of vertical stabilization rails, and an extended position, in which the engagement mechanisms are vertically movably captured between the stabilization rails. A drive mechanism may be provided to move the extension arms and to sequentially operate the engagement mechanisms to first, engage side rollers, and then to subsequently engage front and back rollers against the rails. | 05-12-2016 |
| 20160145953 | METHOD AND APPARATUS FOR AUTOMATED CONNECTION OF A FLUID CONDUIT - A connection assembly for automated lifting and positioning of a chiksan or other fluid conduit in proximity to a fluid inlet of a device such as, for example, a cement head. Once a chiksan or other flow line is positioned in a desired location, a secure connection is made between the outlet of the chiksan or other fluid conduit and the fluid inlet of a cement head including, without limitation, when the cement head is positioned at an elevated location above a rig floor. | 05-26-2016 |
| 20160153259 | CONTROL LINE TERMINATION ASSEMBLY | 06-02-2016 |
| 20160168929 | MODULAR RACKER SYSTEM FOR A DRILLING RIG | 06-16-2016 |
| 20160177652 | HYDRAULICALLY ACTUATED WELLHEAD HANGER RUNNING TOOL | 06-23-2016 |
| 20160186519 | ENERGIZED SEAL SYSTEM AND METHOD - Present embodiments include a sealing system configured to be disposed about a first wellhead component, wherein the sealing system includes a first seal and a pre-charging system configured to exert a first initial lateral loading force on the first seal to increase a first initial seal contact pressure of the first seal. | 06-30-2016 |
| 20160186527 | BACK PRESSURE VALVE - Embodiments of the present disclosure are directed towards a back pressure valve configured to mount in a mineral extraction system. The back pressure valve includes a body comprising a venting port coaxial with a longitudinal axis of the body, a plunger configured to be in sealing engagement with the body to seal the venting port, and a lock ring disposed about the body, wherein the lock ring is configured to automatically expand radially upon removal of a tool. | 06-30-2016 |
| 20160194929 | Reinforced Drill Pipe Seal with Floating Backup Layer | 07-07-2016 |
| 20160201421 | WELL HEAD TUBING HANGER CONVERSION CONFIGURATION AND METHOD FOR COMPLETING A WELL USING THE SAME | 07-14-2016 |
| 20190145213 | POSITIVE ENGAGEMENT INDICATOR FOR REMOTELY OPERATED WELL PRESSURE CONTROL APPARATUS | 05-16-2019 |
