Abstract: A sensor device includes a tubular body having a first end and a second end opposite the first end, a pressure plug on the first end of the tubular body, and a sensor tip on the second end of the tubular body, wherein the sensor tip comprises an open end opposite the tubular body and an optical tip removably positioned through the open end and held in place by a removable cap. The optical tip includes an optical rod and a rod holder. The sensor device further includes an optical fiber extending from the pressure plug, through the tubular body, and into the sensor tip where the optical fiber is optically coupled to the optical rod. The pressure plug may include a slack cavity where the optical fiber is in slack under neutral temperature and pressure conditions to withstand expansion of the sensor device under high temperature or pressure conditions.

Abstract: A mandrel in production tubing within a well has a side pocket with an inlet port for connection to an upper control line segment that extends upward alongside the production tubing. An outlet port is below the inlet port for connection to a lower control line segment extending below the pocket. A filter assembly is lowered through the production tubing into the pocket. A valve at a lower end of the pocket is movable from a closed position closing the outlet port to an open position opening the outlet port. A probe mounted to a lower end of the filter assembly engages and pushes the valve from the closed position to the open position while the filter assembly is being seated in the pocket.

Abstract: An apparatus including an X-ray tube is provided. The X-ray tube can include a cathode and an input receptacle coupled to the cathode. The input receptacle can include a connector configured within the input receptacle. The connector can operatively couple the cathode and the input receptacle. The connector can include at least one circuit configured to receive an input signal via the input receptacle. The input signal can be between 20 kV and 400 kV. The input signal can be received as an auxiliary supply voltage. The at least one circuit can be configured to generate an output signal indicative of at least one operational characteristic of the X-ray tube. Related systems, and methods of use are also provided.

Abstract: A frac system includes a first packer assembly having a first compression set packer and a first indexing member, and a second packer assembly arranged upstream of the first packer assembly. The second packer assembly includes a second packer, a second indexing member, a bypass inlet arranged upstream of the second packer, and a frac port arranged downstream of the second packer. The bypass inlet is fluidically connected to the frac port through a bypass flow path and is selectively opened without disengaging the second packer.

Abstract: An open tip downhole expansion tool incudes a frustoconical member having a base and a tip, the member having a radially outer zone and a radially inner zone and having an axial length extending from the base to the tip; an outer compliance area in a material of the member along a length of the radially outer zone; and an inner compliance area in a material of the member along a length of the radially inner zone, the outer and inner compliance areas being located at different positions along the axial length of the frustoconical member, the outer and inner compliance areas each causing the frustoconical member to present a first resistance to deformation when the compliance areas are in a first condition and a higher resistance to deformation of the frustoconical member when the compliance areas are in a second condition.

Abstract: A method includes disposing a device into a borehole in proximity to a subterranean formation where a filter cake has been formed adjacent thereto, the device comprising a support structure and a shape-memory article disposed at the support structure, the shape-memory article comprising a shape-memory polymer, wherein the device is disposed when the shape-memory article is in a compacted shape; exposing the shape-memory article to a fluid system to cause the shape-memory article to expand and conform to a surface of the borehole; exposing the filter cake to the fluid system; and removing the filter cake with the fluid system. The fluid system comprises (i) an acid component, a chelating agent, or a combination thereof; (ii) an activator, (iii) a viscosifier, (iv) water or a brine, and (v) optionally a surfactant.

Abstract: A method for characterizing a subsurface formation includes receiving image data of the subsurface formation obtained by a sensor tool and receiving a plurality of non-image data logs, each non-image data log being obtained by a different type of sensor tool. The method also includes performing an electrofacies analysis on the plurality of non-image data logs where the electrofacies analysis includes defining clusters wherein each cluster has a similar property to provide a plurality of electrofacies blocks with each electrofacies block representing a depth interval. The method further includes partitioning the image data into multiple high-resolution depth segments that share a similar property, feature, and/or pattern for each electrofacies block and assigning data from the plurality of non-image data logs into a corresponding high-resolution depth segment to provide a high-resolution data log that characterizes the subsurface formation.

Abstract: A sand control tool including a base pipe having a radial port through a wall thereof, a plurality of volume increasing members disposed upon the base pipe, a filtration segment disposed upon the base pipe and disposed between and in physical contact with ones of the plurality of members, and a cover disposed radially outwardly upon the plurality of members and plurality of segments. An embodiment of a sand control tool including a base pipe having a radial port through a wall thereof, a volume increasing member helically disposed upon the base pipe, a filtration segment helically disposed upon the base pipe adjacent the member, and a cover disposed radially outwardly upon the member and segment.

Abstract: A flow control device including a housing having a flow port therein, the flow port including a first end and a second end, a first gate having a specific gravity greater than water disposed in the housing adjacent a first end of the port and movable between a position of nonobstruction of the first end of the port and a position of obstruction of the first end of the port; and a second gate disposed in the housing, the second gate having a specific gravity about the same as a specific gravity of formation water in a formation in which the device is intended to be employed, the second gate disposed to control flow at the second end of the port.

Abstract: A system for estimating a property of a region of interest includes an acoustic measurement device including a transmitter configured to emit an acoustic signal having at least one selected frequency configured to penetrate a surface of a borehole in an earth formation and produce internal diffuse backscatter from earth formation material behind the surface and within the region of interest, and a receiver configured to detect return signals from the region of interest and generate return signal data. The system also includes a processing device configured to receive the return signal data, process the return signal data to identify internal diffuse backscatter data indicative of the internal diffuse backscatter, calculate one or more characteristics of the internal diffuse backscatter, and estimate a property of the region of interest based on the one or more characteristics of the internal diffuse backscatter.

Abstract: A tubular cleaning system includes a housing having an outer surface, an inner surface, and a recess. A deployable tool is arranged in the recess. A motor is arranged in a cavity formed the housing between the outer surface and the inner surface. An actuator is operatively connected between the motor and the deployable tool. The motor is selectively activated through a signal to extend the deployable tool.

Abstract: An object carrier including a housing having a bore with a diametrically larger portion and a diametrically smaller portion, an object keeper having a first and a second end, the first end being initially disposed in the diametrically smaller portion, an actuator assembly configured to move the first end of the object keeper from the diametrically smaller portion to the diametrically larger portion responsive to selected application of pressure, and an object disposed within the object keeper and secured within the object keeper while the first end of the object keeper is in the diametrically smaller portion, the object being released from the object keeper upon the first end of the object keeper moving to the diametrically larger portion. A method for managing an object-based operation downhole of a restriction including pressuring up on the object carrier, withdrawing the first end from the diametrically smaller portion, and releasing the object.

Abstract: Cutting elements for earth-boring tools may include a rotationally leading end positioned and configured to engage with, and remove, a material of an earth formation. A transition region may extend from proximate to a periphery of the cutting element radially inward and axially toward the rotationally leading end. The transition region may include first faceted surfaces, each first faceted surface extending at a first angle relative to a central geometric axis of the cutting element. The transition region may also include second faceted surfaces, each second faceted surface extending at a second, different angle relative to the central geometric axis of the cutting element. The first faceted surfaces and the second faceted surfaces may intersect one another at edges around a periphery of the transition region.

Abstract: Methods and apparatus for inspecting oilfield infrastructure components. Methods include methods of identifying a micro-annulus outside a casing in a cemented wellbore. Methods may include transmitting an acoustic pulse incident on the casing; making a measurement of a first acoustic impedance property value from pulse-echo information generated responsive to an echo of the acoustic pulse reflected from the casing; propagating a circumferential guided wave in the casing; making a measurement of a second acoustic impedance property value from propagating wave information generated responsive to the propagating acoustic wave; and determining from the first acoustic impedance value and the second acoustic impedance value a presence of a micro-annulus between the casing and the cement.

Abstract: A method of activating an anchor supported by a tubular in a wellbore having a casing tubular. The method includes introducing an activation force to an anchor setting system to release a biasing element arranged in a slip supported by a housing of the anchor. The biasing element is preloaded by a tensioning member arranged in an internal chamber of the anchor.

Abstract: A method includes designing a lower completion string for a multi-stage hydraulic fracturing job for a wellbore drilled into a subterranean zone. The lower completion string includes a plurality of stages and a plurality of packers configured to isolate each of the stages. Each stage of the plurality of stages includes a respective tubular stage assembly, and each stage is configured to be placed within a respective one of a plurality of frac intervals of the wellbore defined by the plurality of packers. Designing the lower completion string includes, for each stage of the plurality of stages, receiving a measured hole diameter of the respective one of the plurality of frac intervals and performing an axial safety factor analysis of the stage.

Abstract: An electric submersible pumping system includes one or more sensors, a sensor module configured to receive and process data from the one or more sensors, and a data memory unit configured to store data received from the one or more sensors. The data memory unit can be used for storing data using methods that shift the frequency at which information is recorded from the sensors. In some embodiments, the method includes the steps of recording data from a sensor within the pumping system at a first frequency, detecting the occurrence of a frequency shifting event, and recording data from the sensor at a second frequency that is higher than the first frequency. The measurement data can be stored in volatile or non-volatile memory to create a record of high resolution measurement data surrounding a frequency shifting event.

Abstract: A metal-to-metal seal for sealing an annular space between a well casing and a wellbore. The seal includes an inner portion and an outer portion, each portion including a central seal portion. The central seal portion has a concave shape in a de-energized state which curves towards the centerline of the seal and is capable of flexing radially outward towards surface of the annular space when energized. The central seal portion further includes at least one outer ridge extending outward away from the centerline of the seal and sealingly engages with the outer annular surface when energized.

Abstract: A metal-to-metal seal for sealing an annular space between a well casing and a wellbore. The seal includes a first end, a second end, and a central seal portion. The central seal portion has a concave shape in a de-energized state which curves towards the centerline of the seal and is capable of flexing radially outward towards surface of the annular space when energized. The central seal portion further includes at least one outer ridge extending outward away from the centerline of the seal and sealingly engages with the outer annular surface when energized.

Abstract: A printed circuit board (PCB) including a rigid dielectric layer having a curved geometry, and a conductive layer attached to the dielectric layer. A method for making a printed circuit board (PCB) including depositing a layer of dielectric material onto a surface, curing and sintering the material on the surface, depositing a first layer of conductive material on the layer of dielectric material, and depositing a second layer of conductive material on the first layer of conductive material, the second layer being thinner in cross section than the first layer. A system for producing a curved rigid PCB including a housing, a build platform disposed in the housing, a mobile robotic depositor disposed upon the build platform, and a print head disposed in the housing and in printing proximity to the build platform, the head having a plurality of deposition nozzles and a laser.