Patents Issued in April 20, 2017
-
Publication number: 20170107778Abstract: An apparatus for releasably connecting a bonnet to a body of a blowout preventer includes a latch plate that is mounted to the body of the blowout preventer. The latch plate has a plate profile on an outer surface of the latch plate. A clamping assembly extends through the bonnet and includes a clamping screw releasably secured to, and extending through the bonnet. A latch key is located at an inner end of the clamping screw, the latch key having a key profile shaped to mate with the plate profile and to resist relative movement between the latch key and the latch plate. The clamping assembly is moveable between an engaged position where the key profile mates with the plate profile, and a released position where the key profile is spaced apart from the plate profile.Type: ApplicationFiled: October 19, 2015Publication date: April 20, 2017Applicant: Hydril USA Distribution LLCInventors: Kathiresan Krishnasamy, Raghavendra Muniswamy, Mareesan Bose, Manikandan Shenbagalingam
-
Publication number: 20170107779Abstract: A BOP booster assembly is provided for use with BOPs that utilize hydraulic actuators mounted in BOP end caps to open the BOP for replacement of the shearing members. The booster assembly has three main components comprising a booster housing, piston, and end plate. An extension in the booster housing is sufficiently long to position the booster hydraulic cylinder axially outside of the ends of the bonnet end caps of the BOP with respect to the wellbore. The booster piston is equal in diameter or larger than the operating piston of the BOP. The operating pistons and booster pistons move simultaneously, in sync, and the same distance for closing and cutting. In one embodiment, an internal hydraulic line is provided in the booster cylinder wall.Type: ApplicationFiled: February 8, 2016Publication date: April 20, 2017Inventors: PRASHANT N AKHARE, Dennis D. George
-
Publication number: 20170107780Abstract: In a subsea system where subsea devices are operated using a pressurized fluid from one or more accumulators, the method of providing flow of pressurized fluid to operate a device which is greater than the flow from an accumulator providing the flow, comprising discharging the accumulator to drive one or more motors, driving one or more pumps by the one or more motors, the one or more pumps having a larger displacement than the one or more motors such that the one or more pump outputs a greater volume of fluid than the motor consumes, and delivering the output of the one or more pumps to operated the subsea device.Type: ApplicationFiled: December 30, 2016Publication date: April 20, 2017Inventor: Benton Frederick Baugh
-
Publication number: 20170107781Abstract: A borehole barrier comprises a scroll where the overlapping parts have a ratchet for radial expansion against a surrounding tubular with the ratchet controlling springing back. The outer surface can have carbide or other hard particles to penetrate the surrounding tubular for fixation. The end of the scroll forms a tapered ball seat. Expansion into place can be with a tool, or by releasing potential energy in the scroll or by using a shape memory alloy that enlarges at above its critical temperature. The scrolls can be removed by milling or allowed to dissolve or disintegrate with exposure to well fluids. The scroll design is quickly deployed and removed and is far more economical than known plugs that have the traditional seal and slip design. The balls can be milled out with their associated scrolls or flowed to the surface with produced fluids.Type: ApplicationFiled: October 20, 2015Publication date: April 20, 2017Applicant: BAKER HUGHES INCORPORATEDInventors: Jeffery D. Kitzman, Steve Rosenblatt
-
Publication number: 20170107782Abstract: The invention provides a system and method for controlling packer activation in a riser slip joint. The system comprises a first electronically actuated valve disposed between a first packer and a fluid pressure source for the actuation of the first packer. A second electronically actuated valve is disposed between a second packer and a fluid pressure source for the actuation of the second packer. A control unit is operable to actuate the first and/or second electronically actuated valve in response to at least one input signal to control the activation of the first and second packers, and is configured to control the actuation of the first and second electronically actuated valves independently.Type: ApplicationFiled: March 31, 2015Publication date: April 20, 2017Inventor: Martin MCKENZIE
-
Publication number: 20170107783Abstract: A sealing element is flanked by wedge-shaped extrusion ring assemblies. The rings climb a ramp on an adjacent pedestal ring on the way out to the borehole wall. Depending on the dimension of the gap to be spanned the extrusion rings slide part way up the pedestal ring ramp or to the top of the pedestal ring. An anchor ring is initially forced up an opposite ramp of the pedestal ring. If the sealing gap is short the anchor ring touches the borehole wall to act as an anchor for the plug while remaining spaced apart from the extrusion ring assembly. For larger gaps the anchor ring moves out far enough to the borehole wall and in contact with the extrusion ring located on top of the pedestal so that reaction forces are directed to keep the anchor ring wedged in position for support of the extrusion ring assembly.Type: ApplicationFiled: October 20, 2015Publication date: April 20, 2017Applicant: BAKER HUGHES INCORPORATEDInventors: John K. Wakefield, Edward T. Wood, Aubrey C. Mills
-
Publication number: 20170107784Abstract: A fibrous plugging device for use in a subterranean well can include a body having fibers and a retainer material. The retainer material retains a shape of the body. A system for use with a well can include a fibrous plugging device conveyed by fluid flow in the well. The fibrous plugging device includes a body comprising multiple fibers. The fibrous plugging device engages an opening in the well, and thereby seals off the opening. A method for use with a well can include flowing a fluid through the well, thereby conveying at least one fibrous plugging device including a body having multiple fibers, and the fibrous plugging device sealingly engaging an opening in the well, thereby substantially preventing flow through the opening.Type: ApplicationFiled: December 27, 2016Publication date: April 20, 2017Inventors: Brock W. WATSON, Gary P. FUNKHOUSER, Roger L. SCHULTZ
-
Publication number: 20170107785Abstract: A method of controlling flow in a subterranean well can include a device introduced into the well being conveyed by flow in the well, the device comprising a material selected from poly-vinyl alcohol, poly-vinyl acetate and/or poly-methacrylic acid. The material may degrade in the well. A system for use with a well can include a flow conveyed device conveyed through a tubular string by flow in the tubular string, and the flow conveyed device including a material selected from poly-vinyl alcohol, poly-vinyl acetate and/or poly-methacrylic acid. A flow conveyed device for use in a subterranean well can include a body and a degradable material extending outwardly from the body, the degradable material being formed as a film, tube or filament.Type: ApplicationFiled: December 27, 2016Publication date: April 20, 2017Inventors: Roger L. SCHULTZ, Brock W. WATSON, Andrew M. FERGUSON, Gary P. FUNKHOUSER
-
Publication number: 20170107786Abstract: A flow conveyed device for use in a well can include a body and a plurality of lines joined to the body, each of the lines having a lateral dimension that is substantially smaller than a size of the body, and each of the lines including fibers. A method of controlling flow in a well can include a device introduced into the well being conveyed by flow in the well, and the device including a plurality of lines extending outwardly from a body. Each of the lines may include fibers. A system for use with a well can include a flow conveyed device conveyed through a tubular string by flow in the tubular string, the flow conveyed device including a body with a plurality of lines extending outwardly from the body, the body including at least one knot.Type: ApplicationFiled: December 27, 2016Publication date: April 20, 2017Inventors: Roger L. SCHULTZ, Brock W. WATSON, Andrew M. FERGUSON, Gary P. FUNKHOUSER
-
Publication number: 20170107787Abstract: Embodiments of the present disclosure pertain to methods of forming a polymer composite by exposing a solution that includes nanomaterials (e.g., functionalized graphene nanoribbons) and cross-linkable polymer components (e.g., thermoset polymers and monomers) to a microwave source, where the exposing results in the curing of the cross-linkable polymer component in the presence of the nanomaterial to form the polymer composite. The solution may be exposed to a microwave source in a geological formation such that the formed polymer composite becomes embedded with the geological formation and thereby enhances the stability of the geological formation. Additional embodiments of the present disclosure pertain to the aforementioned polymer composites.Type: ApplicationFiled: October 17, 2016Publication date: April 20, 2017Applicants: William Marsh Rice University, M-I, L.L.C.Inventors: James M. Tour, Nam Dong Kim, Andrew Metzger, Anton Kovalchuk, Brandi Katherine Price-Hoelscher, James E. Friedheim
-
Publication number: 20170107788Abstract: An emulsion is mixed with fibers while the emulsion is moving through a surface tubing using a venturi. The fiber/emulsion mixture is injected into a pressurized tank and the pressurized fiber/emulsion mixture is injected from the pressurized tank into a desired location in a wellbore. Pumps and pressure boosters may be used to move the fluid.Type: ApplicationFiled: December 27, 2016Publication date: April 20, 2017Inventors: Mustapha Abbad, Stephen Dyer
-
Publication number: 20170107789Abstract: A valve includes an outer piston, an inner piston telescopically disposed in the outer piston. A cavity separates at least a portion of the inner piston and the outer piston. The valve also includes a seal disposed in the cavity and that forms an upper pressure chamber and a lower pressure chamber. A first flow space connects the lower pressure chamber with a first flow path and a second flow space connects the upper pressure chamber with a second flow path. A biasing member engages the inner and outer piston.Type: ApplicationFiled: October 19, 2015Publication date: April 20, 2017Applicant: BAKER HUGHES INCORPORATEDInventor: Kyle Gostkowski
-
Publication number: 20170107790Abstract: The present invention relates to an inflow control device for controlling the flow of fluid into a tubular deployed in a. wellbore comprising coupling between joints of tubulars. The inflow control device is mounted transversely through the coupling in any inflow can control devices the initial condition fluid flow between the exterior and interior of the tubular is prevented. As sufficient pressure is exerted upon the inflow control device from the interior of the tubular the inflow control device is actuated to allow fluid flow between the interior and exterior the tubular. A nozzle in the inflow control device allows fluid to pass at a preset rate. The present invention furthermore relates to a method of assembling an inflow control device according to the invention and to a completion system comprising an inflow control device according to the invention.Type: ApplicationFiled: December 29, 2016Publication date: April 20, 2017Applicant: Downhole Innovations LLCInventors: Ryan Ward, Henry Joe Jordan, JR., Khai Tran
-
Publication number: 20170107791Abstract: A flow control and injection arrangement includes an injection resistant inflow control device in fluid communication with an inside of a production string and with an environment outside the arrangement; and an injection valve in fluid communication with an inside of a production string and with an environment outside the arrangement. The injection valve being responsive to a threshold pressure in the production string to allow fluid flow from inside the production string to the environment outside of the arrangement. A flow control and injection method.Type: ApplicationFiled: October 16, 2015Publication date: April 20, 2017Applicant: BAKER HUGHES INCORPORATEDInventor: Nelson Nguyen
-
Publication number: 20170107792Abstract: Disclosed are shifting tools for opening and closing shifting sleeves. A disclosed completion system includes a completion string having a shifting sleeve movably arranged therein, a service tool configured to be arranged at least partially within the completion string and including a shifting tool having one or more shifting keys configured to mate with the shifting profile. When the shifting keys locate and mate with the shifting profile, an axial load applied on the service tool axially moves the shifting sleeve. If the shifting key is misaligned with a complementary shape of the shifting sleeve, a lower detent housing retracts toward an upper detent housing against a force of a detent spring to allow the shifting keys to retract while maintaining a radially outward force. If an axial load is removed, the housings are automatically retracted by a return spring, causing the shifting keys to disengage.Type: ApplicationFiled: March 13, 2015Publication date: April 20, 2017Applicant: Halliburton Energy Services, Inc.Inventor: Shao Hwa Lee
-
Publication number: 20170107793Abstract: A coil tubing purging system is disclosed having coil tubing; an on-site source of a gaseous hydrocarbon fluid, said gaseous source being coupled to a first end of the coil tubing for injecting the gaseous fluid into the coil tubing for purging; and a sink coupled to a second end of the coil tubing for receiving fluid discharged therefrom.Type: ApplicationFiled: March 5, 2015Publication date: April 20, 2017Inventor: Scott SHERMAN
-
Publication number: 20170107794Abstract: A completion system and method for intelligent control of multilateral wells. A wye-shaped junction fitting defines a hollow interior that is fluidly coupled with the uphole tubing string and both downhole main and lateral completion strings. Hydraulic, electric, and/or fiber-optic communication line segments extend between the uphole end and both downhole ends of the junction fitting for providing power, control or communications between the surface and all production zones. The communication line segments are located outside the junction fitting interior and may be located within longitudinal grooves formed along the exterior wall surface of the junction fitting. Stabable, wet-matable connectors may be provided at each end of the junction fitting, which connect the both interior flow paths and communication lines, and which may allow connection at any relative radial orientation.Type: ApplicationFiled: July 10, 2014Publication date: April 20, 2017Inventor: David J. Steele
-
Publication number: 20170107795Abstract: The present invention relates generally to electrical power thermoelectric power generation in a wellbore for supplying power and charging downhole loads. A power generation assembly is disclosed including at least one thermoelectric generator disposed in a drill string for supplying power and charging downhole tools, the assembly utilizing the heat energy from the drilling fluid flowing in an annulus of the wellbore to generate a voltage potential across the thermoelectric generator.Type: ApplicationFiled: June 24, 2015Publication date: April 20, 2017Applicant: Halliburton Energy Services, Inc.Inventors: Shi Jing Yeo, Jun Wei Ang
-
Publication number: 20170107796Abstract: Methods and systems for determining acidizing fluid injection rates for stimulation of a subterranean formation arc provided. In one embodiment, methods comprise: selecting a first injection rate for injecting an acidizing fluid into a subterranean formation; calculating a first objective function based on the first injection rate; selecting a second injection rate for injecting the acidizing fluid into the subterranean formation; calculating a second objective function based on the second injection rate; comparing the second objective function with the first objective function to determine whether the second objective function is indicative of more effective stimulation, less effective stimulation, or the same stimulation as the first objective function; and selecting a design rate for injecting the acidizing fluid into the subterranean formation.Type: ApplicationFiled: June 2, 2015Publication date: April 20, 2017Applicant: Halliburton Energy Services, Inc.Inventors: Chaitanya Mallikarjun Karale, Prabhat Kumar Srivastava, Ankit Bhatnagar
-
Publication number: 20170107797Abstract: A method is described for a method for depositional modeling dependent on geological boundary conditions including receiving a process-based depositional model of a siliciclastic formation; determining a type of boundary condition at each boundary of the process-based depositional model wherein the boundary condition on at least one boundary is one of a flux-preserving boundary condition or a discrete boundary condition and wherein the boundary condition accounts for at least one of time-varying inflow of water and sediments into the process-based depositional model, time-varying outflow of water and sediments out of the process-based depositional model, and downstream controls; modeling rates of sediment and water flow over time, dependent on the boundary condition, to create a modeled depositional system; and analyzing the modeled depositional system to identify potential hydrocarbon reservoirs. The method may be executed by a computer system.Type: ApplicationFiled: October 20, 2015Publication date: April 20, 2017Inventors: Kaveh GHAYOUR, Tao SUN
-
Publication number: 20170107798Abstract: A debris removal apparatus includes a housing. The housing has a chamber located therein. The chamber has at least one closed end. The debris removal apparatus can also include a first flow path. The first flow patch can be in communication with an opening in the first end of the housing. The first flow path can also have an exit, and a diverter can be located adjacent to the exit. A port can be located between the diverter and the exit of the first flow path. The port can be in fluid communication with the first flow path and the chamber. The chamber can be in communication with a second flow path, and a screen operatively positioned between the chamber and second flow path.Type: ApplicationFiled: October 15, 2015Publication date: April 20, 2017Inventor: Pierre-Olivier Gourmelon
-
Publication number: 20170107799Abstract: At least one crack designator for a perforating gun, wherein the gun includes a longitudinal direction, a lateral direction, and at least one scallop, wherein each crack designator is capable of redirecting crack growth from the lateral direction to the longitudinal direction of the gun. The designator may be located in one of the scallops, extend from an expected exit hole in the gun to an edge of one of the scallops, and be capable of redirecting crack growth from a lateral direction to a longitudinal direction of the gun. In preferred embodiments, the designator in each scallop is arranged in a spider pattern or concentric circles. The designator is preferably formed by machining, etching, or laser ablation. The designator may have a lower fracture toughness or lesser stiffness than surrounding material of the gun.Type: ApplicationFiled: July 9, 2014Publication date: April 20, 2017Inventors: John RODGERS, Timothy S. GLENN, Marco SERRA, Michael FRIPP, Wesley Neil LUDWIG
-
Publication number: 20170107800Abstract: There is provided a lubricator assembly having a lubricator body having a bottom end in communication with a well, a top end, and one or more production flow ports, a spring within the lubricator body and above the one or more production flow ports, the spring having a movable end and a fixed end above the movable end, the spring being compressible in a longitudinal direction, the spring compressing in response to a plunger return force, a switch above the movable end of the spring, the switch generating a signal when actuated, and an actuator carried by the movable end of the spring, the actuator actuating the switch when the movable end reaches a predetermined position within the lubricator, the predetermined position being reached when the plunger return force is equal to or greater than a predetermined plunger return force.Type: ApplicationFiled: October 13, 2016Publication date: April 20, 2017Inventor: Murray R. TOWNSEND
-
Publication number: 20170107801Abstract: A plunger for a gas producing well having a production tubing string has a plunger body with a pad receiving profile defined by first and second pad retainers. A plurality of pads is engaged between the first and second pad retainers, which permit limited radial movement of the pads sufficient to contact an inner surface of the production tubing string. A sheet of resilient material, acting as a spring member, is positioned within the pad receiving profile and between the plurality of pads and the plunger body. The spring member defines an annular chamber between the spring member and the plunger body in fluid communication with the downhole end of the plunger body and provides an outward force to the pads. In use, the openings and pressure chamber allow for a pressure differential across the pads.Type: ApplicationFiled: October 13, 2016Publication date: April 20, 2017Inventor: Murray R. TOWNSEND
-
Publication number: 20170107802Abstract: A gas-lift plunger includes a body having an upper end, a lower end, a bore extending axially from the upper end to the lower end, and a port therein that is in communication with bore, and an obstructing member positioned in the bore. The obstructing member includes a valve stem and is movable between a closed position, in which the obstructing member substantially prevents fluid flow through the bore from the port to the upper end, and an open position, in which fluid flow through the bore from the port to the upper end is permitted. The plunger includes an end nut connected to the lower end of the body, and a clutch assembly including arcuate members that are positioned at least partially around and configured to engage the valve stem to impede movement thereof. The clutch assembly is positioned at least partially within the end nut.Type: ApplicationFiled: December 30, 2016Publication date: April 20, 2017Inventors: Schuyler Kuykendall, James Allen Jefferies
-
Publication number: 20170107803Abstract: Provided is an improved bypass durable dart plunger that descends faster in a hydrocarbon well, is capable of lifting more fluids and has a durable and replaceable clutch assembly. The various components of the durable dart plunger includes a sleeve, a dart body with a one or more flow ports (chokes) cut at right angles through the dart body, a pin and a replaceable clutch assembly (also referred to a retention assembly). The chokes can be of varying sizes. In one embodiment, the clutch assembly includes a plurality of clutch mechanisms wherein each mechanism includes a ball, a socket screw and a resilient spacer.Type: ApplicationFiled: December 30, 2016Publication date: April 20, 2017Inventors: Jason N. CEDILLO, Donald ROBISON, Jeffrey B. ZIMMERMAN, JR.
-
Publication number: 20170107804Abstract: A hybrid prime motivator system for a hydraulic surface unit of a rod pump for an oil well or gas well which incorporates a positive displacement hydraulic pump having hydraulic fluid flow control capability, a motor-generator mechanically coupled to the positive displacement hydraulic pump, a hybrid energy system electrically connected to the motor-generator, the hybrid energy system having an energy supply capability for supplying energy to the motor-generator during a rod pump up stroke, an energy receiving capability for receiving and storing energy generated by the motor-generator during a rod pump down stroke, and a replacement energy generating capability for generating replacement energy to replace energy lost during successive rod pump cycles, and a hybrid motivator control module.Type: ApplicationFiled: October 14, 2015Publication date: April 20, 2017Inventors: David A. Krug, J. David Nelson
-
Publication number: 20170107805Abstract: Enhanced oil recovery is practiced in long lateral welfares by drilling at least one of a sidetrack lateral wellborn end a branch lateral wellbore from the main lateral wellborn. After production of the sidetrack lateral wellbore or the branch lateral wellborn, EOR flood fluid is pumped info the at least one of the sidetrack lateral wellborn and the branch lateral wellborn and recovered hydrocarbons and EOR flood fluid are produced from the main lateral wellborn or vice versa.Type: ApplicationFiled: October 20, 2015Publication date: April 20, 2017Inventor: Lloyd Murray Dallas
-
Publication number: 20170107806Abstract: Providing high energy materials that can be placed in previously created fractures and activating them in place to extend or change an existing fracture system. Also detecting the location of fractures or permeable pathways and a means to assess the extent and efficiency of proppant emplacement.Type: ApplicationFiled: December 28, 2016Publication date: April 20, 2017Inventors: Jeffery James Roberts, Roger D. Aines, Eric B. Duoss, Christopher M. Spadaccini, Kevin S. Vandersall
-
Publication number: 20170107807Abstract: There is provided apparatuses, and related systems, for effecting production of oil from a reservoir. A flow diverter is provided and configured to direct flow of reservoir fluids such that gases and solids are separated. A system is also provided, including the flow diverter, and is disposed within a wellbore. A pump is also provided, and disposed in fluid communication with, and downstream from, the flow diverter, for receiving reservoir fluids from which gaseous and solid material have been separated by the separator.Type: ApplicationFiled: March 24, 2015Publication date: April 20, 2017Applicant: PRODUCTION PLUS ENERGY SERVICES INC.Inventors: Jeffrey Charles SAPONJA, Robbie Singh HARI, Dean TYMKO
-
Publication number: 20170107808Abstract: An embodiment of a method of drilling a secondary borehole from a primary borehole includes deploying a drilling assembly at a selected location in the primary borehole in an earth formation, and operating the drilling assembly and a drill bit to form an exit trough in a borehole wall. Operating includes controlling one or more operational parameters including at least a rate of lateral penetration of the drill bit into the formation as a function of time during formation of the exit trough based on at least one of a mathematical model and measurement data collected from one or more sensors, and in response to determining that the exit trough has exited the primary borehole, drilling the secondary borehole away from the primary borehole.Type: ApplicationFiled: October 15, 2015Publication date: April 20, 2017Applicant: BAKER HUGHES INCORPORATEDInventors: Ingo Forstner, Christian Linke
-
Publication number: 20170107809Abstract: An example apparatus for downhole cement inspection may include a tool body and an acoustic transmitter coupled to the tool body. An acoustic receiver may be coupled to the tool body at a first distance from the acoustic transmitter. A first array of acoustic receivers may be coupled to and positioned around a circumference of the tool body at a second distance from the acoustic transmitter. The second distance may be greater than the first distance. The acoustic receiver may be one receiver of a second array of acoustic receivers coupled to and positioned around the circumference of the tool body at the first distance. The first distance may be approximately three feet and the second distance may be approximately five feet.Type: ApplicationFiled: April 22, 2014Publication date: April 20, 2017Inventors: Jim T. Hill, Philip E. Fox, Arthur Chuen Hon Cheng, Philip William Tracadas
-
Publication number: 20170107810Abstract: The present invention provides an apparatus for locating and positioning oilwell tool joints. This invention is particularly useful when the apparatus is placed near a Blowout Preventer (BOP) because it can be used to make sure that a tool joint is not present between the BOP rams. In some embodiments, the invention makes use of magnetic flux creation and detection by electromagnetic coils while a portion of the riser is magnetically saturated by powerful permanent magnets. Different configurations of the driving and sensing coils are possible so that it is possible to locate the tool joints longitudinally and radially within the apparatus. The apparatus is easily retrofitted to existing risers without altering ongoing operations because it can be opened before installation and closed once installed.Type: ApplicationFiled: March 24, 2015Publication date: April 20, 2017Inventors: Andrew BROWN, Matthew TAYLOR
-
Publication number: 20170107811Abstract: A method for evaluating annulus-tubing communication points in a production well having an annulus between a production string and a surrounding string(s) of casing. Determining a composition of production fluids produced from the well, and injecting one or more tracer materials into the annulus of the well under pressure as part of a lift gas. Each of the one or more tracer materials defines a material that is not native to the production fluids, and each has a different rate of diffusivity in the lift gas. The tracer materials are detected upon being produced at the surface. A mass spectrometer or other analyzer capable of detecting tracer materials at concentrations of less than 1,000 ppm is used. Determining injection points of the one or more tracer materials, and determining whether each of the injection points represents a gas lift valve along the production tubing.Type: ApplicationFiled: August 5, 2016Publication date: April 20, 2017Inventors: Michael C. ROMER, Ted A. Long, Tony W. Hord
-
Publication number: 20170107812Abstract: A system and method are described which are useful for monitoring parameters of drilling fluid within a drilling system comprising a drilling assembly. The drilling assembly is connected between a drilling platform and a wellhead and is useful for more safely drilling a wellbore necessary for hydrocarbon exploration and production by signaling the occurrence of a kick. The drilling assembly comprises a reader module for reading data information of at least one RF tag dispersed in a returned drilling fluid. The data information of the RF tag is transmitted to a controller via a communication link to calculate related parameters of the returned drilling fluid. A method for monitoring parameters of drilling fluid, and an allied blowout preventer for a drilling system are also provided.Type: ApplicationFiled: June 12, 2015Publication date: April 20, 2017Applicant: GENERAL ELECTRIC COMPANYInventors: Weihua SHANG, Gang CHENG, Ran NIU, Yao CHEN, Fengguo TIAN
-
Publication number: 20170107813Abstract: A drilling type sidewall coring apparatus, comprising: a main body, a transmission device, a bit mounted on the transmission device, a rack accommodated in the main body, and a plurality of first hydraulic oil cylinders, the transmission device mounted on the rack in a rotatable manner, the first hydraulic oil cylinders mounted on the main body, pistons of the first hydraulic oil cylinders connected with the rack, the telescopic motion of the pistons of the first hydraulic oil cylinders driving the rack to perform radial motion in the main body so as to make the bit protrude or retract from the main body. The electric motor is mounted in the main body and connected with the right angel speed reducer by the soft shaft. The electric motor transmits power by the soft shaft and the right angle speed reducer to drive the bit to rotate, the transmission efficiency is higher.Type: ApplicationFiled: September 19, 2014Publication date: April 20, 2017Inventors: Yongren FENG, Zhibin TIAN, Tao LU, Liping LIU, Guiqing HAO, Wenquan ZHANG, Xiaodong CHU, Zanqing WEI, Tiemin LIU, Fen HAN
-
Publication number: 20170107814Abstract: The disclosure relates to methods of logging wells for gas capped oil reservoirs with a known mineral composition of constituent rocks. For determining characteristics of a gas-oil transition zone at least one sample of a reservoir fluid from a gas part and from an oil part of the reservoir are taken. Reservoir temperature and pressure are measured in places where the samples of the reservoir fluid are taken and densities and compositions of the samples are determined. The determined densities and compositions and the measured pressure and temperature are used to configure an equation of state of hydrocarbon mixtures. Porosity, water saturation and a total hydrogen content of a saturated rock are measured along the wellbore. A volume of hydrocarbon phases is computed from the measured values of porosity and water saturation of the saturated rock, and a hydrogen content of the hydrocarbon phases is determined from the measured values of the total hydrogen content of the saturated rock.Type: ApplicationFiled: October 20, 2016Publication date: April 20, 2017Inventors: Oleg Yurievich Dinariev, Nikolay Vyacheslavovich Evseev, Evgey Nikolaevich Ivanov
-
Publication number: 20170107815Abstract: A friction bolt for frictionally engaging the internal surface of a bore includes a circular tube, which is split longitudinally, and which has a leading end and trailing end. An expander mechanism is disposed within the tube towards the leading end. An elongate bar/cable is disposed within the tube and extends between the expander mechanism at one end and an anchor arrangement at the other end. The bar/cable extends through a ring attached to the trailing end into connection with the anchor arrangement. A restrainer member is disposed within the tube adjacent the ring and extends at least partially about and in engagement with the bar/cable. The tube has a weakened region adjacent the ring and the restrainer member extends longitudinally within the tube past the weakened region. The restrainer member includes a projection that projects through the longitudinal split of the tube for engagement with the bore.Type: ApplicationFiled: June 8, 2015Publication date: April 20, 2017Inventors: Mieczyslaw RATAJ, Justyna CZEKAJ, Bradley DARLINGTON
-
Publication number: 20170107816Abstract: A cable bolt for anchoring, by a curable product, in a hole formed in strata, the cable bolt has a drive head that defines a face end of the cable bolt that, when the cable bolt is inserted into the hole, is to protrude from the hole; an end termination that defines a toe end of the cable bolt at the opposing end to the face end; a first coupling member, and a second coupling member that is configured to be coupled to the first coupling member. The cable bolt further has a first segment that includes the drive head and the first coupling member, and a first set of wire strands that are each secured at one end to the drive head and at the opposing end to the first coupling member; and a second segment that includes the second coupling member and the end termination, and a second set of wire strands that are each secured at one end to the second coupling member and at the opposing end are bound by, and/or secured together at, the end termination.Type: ApplicationFiled: February 17, 2015Publication date: April 20, 2017Applicant: Minova International LimitedInventors: Jason MATTHEWS, Richard ZHU
-
Publication number: 20170107817Abstract: A reinforced lightweight mine door for installation in a mine passageway. The mine door includes a generally rectangular sheet metal door panel having four sides and four corners, and a reinforcing structure projecting from a face of the door panel. The reinforcing structure has a central section and a plurality of channel sections extending from the central section toward respective sides or corners of the door panel. A mine door including at least one hinge arrangement having unique reversibility features is also disclosed.Type: ApplicationFiled: October 12, 2016Publication date: April 20, 2017Inventors: William R. Kennedy, John M. Kennedy
-
Publication number: 20170107818Abstract: A centrifugal radial turbine includes at least one support disc having a first face bearing at least one radial rotor stage formed by an array of blades arranged in succession along a respective circular path. The disc has through induction channels situated in a position radially external with respect to a respective shaft and radially internal with respect to the radial rotor stage. At the respective through induction channels, the disc includes a plurality of induction rotor blades of at least one respective axial rotor stage.Type: ApplicationFiled: March 17, 2015Publication date: April 20, 2017Applicant: EXERGY S.P.A.Inventors: Claudio SPADACINI, Dario RIZZI
-
Publication number: 20170107819Abstract: Radial turbomachine includes fixed case; one rotor disc installed in case and having rotor blades mounted on front face thereof; plurality of elements projecting from case and terminating proximity to rotor disc, wherein projecting elements include seal elements acting against rotor disc are operatively active on rear face of rotor disc or stator blades radially interposed between rotor blades of rotor disc; and one support plate bearing projecting elements and installed in case. Support plate is radially extended across from rotor disc and includes plurality of first circular portions concentric with rotation axis of rotor disc and plurality of second circular portions radially interposed between first circular portions.Type: ApplicationFiled: March 17, 2015Publication date: April 20, 2017Applicant: EXERGY S.P.A.Inventors: Claudio SPADACINI, Dario RIZZI
-
Publication number: 20170107820Abstract: A turbine wheel for a radial turbine includes a flow chamber delimited by a hub disk and a cover disk. The flow chamber connects an inner opening to an outer opening and is subdivided by a plurality of turbine blades into flow channels. The of the plurality of turbine blades, which are adjacently disposed in a circumferential direction are slanted relative to each other.Type: ApplicationFiled: October 7, 2016Publication date: April 20, 2017Inventor: Lukas Schwarz
-
Publication number: 20170107821Abstract: A turbine wheel for a radial turbine includes a rotationally symmetrical base plate and a flow chamber delimited by a hub disk and a cover disk, wherein the flow chamber connects an axial inner opening to a radial outer opening and is subdivided by turbine blades into flow channels. In a method for producing such a turbine wheel, the hub disk, the turbine blades and the cover disk are integrally formed on the base plate using additive production methods.Type: ApplicationFiled: October 11, 2016Publication date: April 20, 2017Inventor: Lukas Schwarz
-
Publication number: 20170107822Abstract: Disclosed herein is a cooling apparatus of a gas turbine including a compressor disk unit mounted in a gas turbine and provided with compressor cooling passages; the torque tube units provided in an adhering state to each other while being adjacent to the compressor disk unit and provided with a cooling air supply passage communicating with the compressor disk cooling passage; and a turbine disk unit provided with a turbine disk cooling passage communicating with the cooling air supply passage of the torque tube unit, in which the torque tube units are disposed between the compressor disk unit and the turbine disk unit and coupled therewith in an adhering state to each other along an axial direction of a rotation shaft mounted in the gas turbine and the cooling air supply passage is open in horizontal direction along the axial direction from an edge of the torque tube unit.Type: ApplicationFiled: October 14, 2016Publication date: April 20, 2017Inventor: Kyung Kook KIM
-
Publication number: 20170107823Abstract: A rotor blade formed via additive manufacturing is provided. The rotor blade includes an airfoil and a coupled component. The airfoil includes a plurality of fused layers of a first material formed via additive manufacturing and defines a leading edge and a tip at a distal end. The coupled component includes a plurality of fused layers of a second material formed via additive manufacturing. An interlocking transition zone includes a plurality of projections alternately extending from the airfoil and the coupled component, respectively, to undetachably couple the airfoil and the coupled component.Type: ApplicationFiled: October 20, 2015Publication date: April 20, 2017Inventors: Herbert Chidsey Roberts, Richard William Albrecht, JR., Michael John McCarren, Peter Andrew Flynn, Michael Francis Xavier Gigliotti, JR., Eric Alan Estill
-
Publication number: 20170107824Abstract: A turbine engine comprises an airfoil having one or more internal cooling circuits. The cooling circuits can be fed with a flow of cooling fluid from one or more cooling air inlet passages in fluid communication with the cooling circuits. The cooling circuits can provide the cooling fluid flow within the airfoil to cool the airfoil, as well as provide a cooling fluid to a plurality of film holes to create a cooling film on the external surface of the airfoil.Type: ApplicationFiled: October 15, 2015Publication date: April 20, 2017Inventors: Matthew Lee Krumanaker, Steven Robert Brassfield, Robert Frederick Bergholz, Aaron Ezekiel Smith, Weston Nolan Dooley
-
Publication number: 20170107825Abstract: An engine comprises an airfoil having at least one internal cooling circuit extending radially from the longitudinal axis of the engine. The cooling circuit is defined by at least one rib extending across an interior of the airfoil and at least one internal wall defining an internal passage. The internal wall further defines one or more near wall cooling passages. A thermal stress reduction structure is provided between the rib and the internal wall, providing efficient cooling at a junction between the rib and the internal wall.Type: ApplicationFiled: October 15, 2015Publication date: April 20, 2017Inventors: Matthew Lee Krumanaker, Robert Frederick Bergholz, Aaron Ezekiel Smith, Weston Nolan Dooley
-
Publication number: 20170107826Abstract: An airfoil comprises one or more internal cooling circuits. The cooling circuit can further comprise a near wall cooling mesh, fluidly coupling a supply passage to a mesh plenum. The mesh plenum can be disposed adjacent to the external surface of the airfoil having a plurality of film holes extending between the mesh plenum and the external surface of the airfoil. The mesh plenum can further comprise a cross-sectional area sized to facilitate machining of the film holes without damage to the interior of the airfoil.Type: ApplicationFiled: October 15, 2015Publication date: April 20, 2017Inventors: Matthew Lee Krumanaker, Weston Nolan Dooley, Steven Robert Brassfield, David Benjamin Helmer, Jeremy Clyde Bailey, Robert David Briggs
-
Publication number: 20170107827Abstract: An airfoil for a gas turbine engine can receive a flow of cooling fluid through a cooling circuit. The cooling circuit is defined within the airfoil comprising a supply passage and a leading edge cooling passage, the two passages being in fluid communication through a plurality of impingement orifices disposed within a cross-over rib disposed between and at least partially defining the passages. The cross-over rib can further comprise a cross-section to provide thermal stress-relief for the cross-over rib.Type: ApplicationFiled: October 15, 2015Publication date: April 20, 2017Inventors: Matthew Lee Krumanaker, Weston Nolan Dooley, Steven Robert Brassfield