INTELLISERV, LLC. Patent applications |
Patent application number | Title | Published |
20150325990 | METHOD AND CONDUIT FOR TRANSMITTING SIGNALS - A method for making a conduit for transmitting signals along its length includes forming one or more grooves in at least one of the inner and outer walls of a tubular body that extend substantially to a communicative coupler, and securing one or more conductive wires within the one or more grooves. A conduit for transmitting signals along its length in a borehole environment includes one or more conductive wires extending through and being secured within one or more grooves of a tubular body, the one or more conductive wires in signal communication with a communicative coupler so as to establish one or more wired links. The conduit may include a means for securing the one or more conductive wires within the one or more grooves. | 11-12-2015 |
20150218893 | STABILIZER ASSEMBLY FOR WIRED DRILL PIPE COUPLING - A downhole sub having a first tubular housing with a first internal shoulder, a second tubular housing with a second internal shoulder, and a stabilizer assembly to be disposed between the first and second internal shoulders. The first and second tubular housings are configured to be threaded together, and the stabilizer assembly is configured to engage the first and second internal shoulders. A method of coupling tubular housings in a downhole sub in which a first tubular housing and a second tubular housing are threadably coupled, where the first tubular housing includes a first shoulder and the second tubular housing includes a second shoulder. A sleeve is interlocked with and inside the second tubular housing such that the sleeve is disposed between the first and second shoulders and includes a third shoulder, where the first shoulder is torqued against the third shoulder. | 08-06-2015 |
20150211360 | SYSTEMS AND METHODS FOR DIAGNOSING A DOWNHOLE TELEMETRY LINK - Systems and methods for downhole telemetry diagnosis. A downhole telemetry system includes a plurality of joints of wired drill pipe connected end-to-end, a first repeater sub, and a second repeater sub. The first repeater sub is connected to an uphole end of the plurality of joints of wired drill pipe. The second repeater sub connected to a downhole end of the plurality of joints of wired drill pipe. The first repeater sub is configured to transmit a signal into one of the joints of wired drill pipe that is connected to the first repeater sub; to detect energy of the transmitted signal returned to the first repeater sub; to measure duration of the returned energy; and to determine an operational state of the first repeater sub based on the measured duration of the returned energy. | 07-30-2015 |
20140151130 | PIPE JOINT HAVING COUPLED ADAPTER - An adapter for a wired drill pipe joint includes an annular adapter having a first end and a second end, an annular recess extending partially into the first end of the adapter and an element of a communication coupler disposed at least partially within the annular recess, wherein the second end of the adapter is configured to be coupled to an end portion of the wired drill pipe joint. | 06-05-2014 |
20140124197 | SYSTEMS AND METHODS FOR MANEUVERING DOWNHOLE TOOLS IN A SUBSEA WELL - A method for maneuvering a downhole tool in a well system includes: displacing a tool through a riser; detecting electromagnetic radiation from a source in real time using a detector coupled to the tool; and altering the velocity of the tool in response to detecting the electromagnetic radiation. | 05-08-2014 |
20140123747 | SYSTEMS AND METHODS FOR CONDUCTING PRESSURE TESTS ON A WELLBORE FLUID CONTAINMENT SYSTEM - A method for pressure testing a well system includes: pressurizing testing fluid within a closeable chamber of a well system; determining a leak within the closeable chamber using real time pressure and temperature measurements of the volume of testing fluid within the closeable chamber; and determining the pathway of the leak using real time pressure and temperature measurements of a volume of fluid that is disposed adjacent to the closeable chamber. | 05-08-2014 |
20140062715 | SYSTEM AND METHOD FOR DETERMINING FAULT LOCATION - Apparatus and methods for locating faults in inductively coupled wired drill pipe while drilling. In one embodiment, apparatus includes a drill string and a wired drill pipe fault monitor. The drill string includes a plurality of wired drill pipes. Each wired drill pipe includes an inductive coupler at each terminal end. The wired drill pipe fault monitor is coupled to the wired drill pipes. The fault monitor includes an impedance measuring system and a fault locator. The impedance measuring system is configured to measure, while drilling the borehole, an input impedance of the wired drill pipes. The fault locator is configured to determine a propagation constant for the wired drill pipes, and to analyze the measured input impedance and determine, as a function of the measured input impedance and the propagation constant, a location of a fault in the wired drill pipes. | 03-06-2014 |
20140027113 | SYSTEMS AND METHODS FOR REDUCING PVT EFFECTS DURING PRESSURE TESTING OF A WELLBORE FLUID CONTAINMENT SYSTEM - A system for pressure testing a component of a well system includes a tubular member extending into a wellbore. The tubular member has a fluid passageway and one or more nodes that are configured to measure fluid pressure. The system also includes a heat exchanger configured to cool a fluid passing therethrough. | 01-30-2014 |
20140012506 | Method and System for Measuring and Calculating a Modified Equivalent Circulating Density (ECDm) in Drilling Operations - A method for collecting and analyzing downhole pressure data includes disposing a plurality of pressure sensors at axially spaced locations along a drill string disposed in a well. A first data set that includes a data point for each of the pressure sensors is collected. Each data point includes a pressure value and a depth value. A value of modified equivalent circulating density (ECDm) is calculated for at least one data point. ECDm includes a static pressure component and a dynamic pressure component. Calculating the ECDm includes computing the static pressure component based on the true vertical depth of the pressure sensor, and computing the dynamic pressure component based on a second depth value that differs from the true vertical depth and is common to all the pressure sensors for which ECDm is calculated. | 01-09-2014 |
20130341094 | APPARATUS AND METHOD FOR KICK DETECTION USING ACOUSTIC SENSORS - A method and apparatus for detecting a kick in a wellbore using acoustic transducers. In one embodiment, a system for detecting a kick in a wellbore includes a drill string having a plurality of sections of drill pipes and a plurality of kick detection subs disposed between the sections of drill pipes. Each of the kick detection subs includes an acoustic transducer and kick detection circuitry coupled to the acoustic transducer. The kick detection circuitry is configured to detect gas bubbles in the wellbore based on acoustic signals received by the acoustic transducer. The kick detection circuitry is also configured to determine whether a kick is present in the wellbore based on the detected gas bubbles. The kick detection circuitry is further configured to transmit information indicating whether a kick is present to the surface. | 12-26-2013 |
20130327533 | WELLBORE INFLUX DETECTION IN A MARINE RISER - Methods and apparatus for managing wellbore influx in a marine riser. In one embodiment, a method for managing wellbore influx includes identifying a difference between measured values provided by a plurality of sensors longitudinally spaced along a riser. Whether the difference between measured values provided by a given pair of the sensors has changed relative to a difference between measured values previously provided by the given pair of the sensors is determined. Whether wellbore influx is present in the riser is determined based on the change in the difference. | 12-12-2013 |
20130319768 | Systems and Methods for Detecting Drillstring Loads - A drilling system comprises a drillstring including a dill bit, a bottomhole assembly coupled to the drill bit, and a plurality of interconnected tubular members coupled to the bottomhole assembly. A first tubular member includes a communication link having a first annular inductive coupler element disposed in an annular recess in a first end, a second annular inductive coupler element disposed in an annular recess in a second end, and a cable coupling the first annular inductive coupler element to the second annular inductive coupler element. In addition, the drilling system comprises a first signal level determination unit disposed in the drillstring and configured to determine a level of a first signal communicated from the second inductive coupler element. Further, the drilling system comprises an axial load determination unit configured to determine an axial load at the first signal level determination unit based on the level of the first signal. | 12-05-2013 |
20130299242 | SYSTEM AND METHOD FOR IDENTIFYING A BALLOONING ZONE - A method and apparatus for identifying a ballooning zone in downhole formations. In one embodiment, a method for identifying a ballooning zone in downhole formations includes disposing a drill string in a wellbore. The drill string includes a plurality of wired drill pipes connected end-to-end, and a bottomhole assembly connected to the drill pipes. While circulating drilling fluid through the wellbore, a first resistivity of a formation drilled is measured. While not circulating drilling fluid through the wellbore, a second resistivity of the formation drilled is measured. The first resistivity and the second resistivity are compared. Based on a result of the comparing, a level of ballooning attributable to the formations is identified. | 11-14-2013 |
20130199845 | Wellsite Communication System and Method - An apparatus for communication with a downhole tool linked to a plurality of wired drill pipes includes a base. In addition, the apparatus includes an extension assembly having a first end pivotally coupled to the base and a second end. Further, the apparatus includes a head assembly pivotally coupled to the second end of the extension assembly. Still further, the apparatus includes an interface connector moveably coupled to the head assembly and configured to connect to an uphole end of the tool string and form an interface link between a surface unit and the downhole tool. | 08-08-2013 |
20130154844 | METHODS FOR CLOCK SYNCHRONIZATION IN WELLBORE INSTRUMENTS - A method for synchronizing a clock in a device at the Earth's surface with a device disposed in a wellbore includes generating a time datum for a signal generated at at least one of the surface and in the wellbore proximate an end of the pipe string. A time delay is determined between detection of the signal at the at least one repeater and retransmission of the signal from the at least one repeater. The time datum is appended with a signal corresponding to the time delay. The retransmitted signal is detected at the other of proximate the end of the pipe string and at the surface. | 06-20-2013 |
20130127632 | METHOD AND CONDUIT FOR TRANSMITTING SIGNALS - A method for making a conduit for transmitting signals along its length includes forming one or more grooves in at least one of the inner and outer walls of a tubular body that extend substantially to a communicative coupler, and securing one or more conductive wires within the one or more grooves. A conduit for transmitting signals along its length in a borehole environment includes one or more conductive wires extending through and being secured within one or more grooves of a tubular body, the one or more conductive wires in signal communication with a communicative coupler so as to establish one or more wired links. The conduit may include a means for securing the one or more conductive wires within the one or more grooves. | 05-23-2013 |
20130118809 | SYSTEM AND METHOD FOR STEERING A RELIEF WELL - A system and method for steering a relief well to intersect a previously drilled wellbore. In one embodiment, a system includes a drill string disposed in the relief well and a surface processing system. The drill string includes a plurality of sections of wired drill pipe connected end-to-end, and a bottom hole assembly disposed at a downhole end of the drill string. The bottom hole assembly includes a drill bit, a steering tool configured to direct the drill bit towards a target, and an acoustic sensing tool. The acoustic sensing tool includes a plurality of acoustic sensors configured to detect acoustic signals emanating from fluid flow in a target wellbore. The surface processing system is coupled to the uphole end of the drill string, and is configured to determine a direction to the target wellbore based on the acoustic signals detected by the acoustic sensors. | 05-16-2013 |
20130111985 | METHOD FOR EFFICIENT PRESSURE AND INFLOW TESTING OF A FLUID CONTAINMENT SYSTEM THROUGH REAL TIME LEAK DETECTION WITH QUANTIFICATION OF PVT EFFECTS - A method for testing a well system comprising providing fluid into a chamber of the system, measuring a change in fluid pressure within the chamber and measuring a temperature change of fluid within the closeable chamber. | 05-09-2013 |
20130087388 | WELLBORE INFLUX DETECTION WITH DRILL STRING DISTRIBUTED MEASUREMENTS - A method for detecting a wellbore influx with drill string distributed measurements includes obtaining a first annular measurement from a first sensor disposed on a drill string. The method also includes obtaining a second annular measurement from a second sensor disposed on the drill string and computing a gradient of a first interval defined by the first and second sensors. Finally, the method includes detecting a wellbore influx based on the gradient and the first and second annular measurements. | 04-11-2013 |
20110108267 | WIRED DRILL PIPE CABLE CONNECTOR SYSTEM - A technique facilitates the conveyance of signals along a drill pipe. A cable system is combined with the drill pipe and attached along the drill pipe to convey signals. The cable system may comprise a conductive cable, a cable retention system, a cable termination, and a cable connector coupled to the conductive cable at the cable termination. | 05-12-2011 |
20100328096 | WELLBORE TELEMETRY SYSTEM AND METHOD - A hybrid telemetry system for passing signals between a surface control unit and a downhole tool is provided. The downhole tool is deployed via a drill string into a wellbore penetrating a subterranean formation. The hybrid telemetry system includes an uphole connector, a downhole connector, and a cable operatively connecting the uphole and downhole connectors. The uphole connector is operatively connectable to a drill string telemetry system for communication therewith. The downhole connector is operatively connectable to the downhole tool for communication therewith. | 12-30-2010 |
20100271233 | SURFACE COMMUNICATION APPARATUS AND METHOD FOR USE WITH DRILL STRING TELEMETRY - An operation of drilling an earth borehole uses a drilling rig, a drill string of drill pipes having its generally upper end mechanically coupleable with and suspendable from the drilling rig, a drive string portion of the drill string, mechanically coupleable with the topmost drill pipe of said drill string, and a drive mechanism mechanically coupleable with the drive string for rotating the drive string and the drill string. A system for generating electric power in the region of the drive string includes an electric generator, which includes a rotating generator component mounted on said drive string for rotation therewith and a stationary generator component mounted on a stationary portion of the drilling rig. The rotating generator component produces electric power in the region of the drive string. | 10-28-2010 |
20100264650 | Communication Connections for Wired Drill Pipe Joints - A drill pipe includes a pin end connector, a box end connector, a first communication connector and a second communication connector. The pin end connector includes a first region to form a threaded connection to join sections of the drill pipe together, and the first region includes at least one thread that begins at one end of the first region and ends at the other end of the first region. The box end connector receives the pin end connector, and the box end connector includes a second region to mate with the first region to form the threaded connection. The first communication connector is attached to the pin end connector and is located in the first region; and the second communication connector is attached to the box end connector and located in the second region to form a communication connection with the first communication connector. | 10-21-2010 |
20100243325 | SYSTEM AND METHOD FOR COMMUNICATING ABOUT A WELLSITE - A system and method for communicating with a drill string is provided. The system includes an apparatus having a first coupler, a second coupler, a frame and an actuator. The first coupler may be operatively connectable to the drill string and the second coupler may be operatively connectable to a top drive of a handling system thereby allowing communication between a surface system and a downhole system. The frame may support the first coupler and the second coupler. The frame may be operatively connectable to the handling system. The actuator may be for moving the frame with the first and second couplers between an engaged position operatively connected to the top drive and an uppermost drill pipe, and a disengaged position a distance from the uppermost drill pipe whereby the first and second couplers selectively establish a communication link between the surface system and the downhole system. | 09-30-2010 |
20100243324 | SYSTEM AND METHOD FOR COMMUNICATING ABOUT A WELLSITE - A system and method for communicating with a drill string is provided. The system may have an apparatus including a coupler, a frame and an actuator. The coupler may be operatively connectable to a surface system and a downhole system for communication therewith. The frame may be for supporting the coupler and may be operatively connectable to a handling system. The actuator may be for moving the frame with the coupler between an engaged position operatively connected to an uppermost drill pipe of the downhole system and a disengaged position a distance from the uppermost drill pipe whereby the coupler selectively establishes a communication link between the surface system and the downhole system. | 09-30-2010 |