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Patent Searching and Data


Matches 1 - 50 out of 10,235

Document Document Title
WO/2019/135863A1
Methods and systems for conducting downhole operations including collecting downhole dynamic event data using a downhole tool, wherein the downhole dynamic event data is time-domain data, processing the collected downhole dynamic event d...  
WO/2019/135795A1
A tool bus spans multiple segments of a bottom hole assembly (BHA) is implemented as a transmission line with only a single electrical contact (SEC) across joints of adjacent segments. A common mode (CM) choke on the transmission line pr...  
WO/2019/134026A1
An elongate battery pack for use in MWD drilling apparatus having torsion damping means at one or both ends thereof to reduce or eliminate "high g" rotational accelerations and decelerations being transmitted from the drill string to the...  
WO/2019/135981A1
A fiber optic cable assembly includes an elongate housing, a plurality of fiber optic cables placed inside the housing and extending longitudinally, and acoustic isolating material placed inside the housing and extending longitudinally. ...  
WO/2019/135752A1
A nuclear magnetic resonance (NMR) tool includes an antenna assembly and a magnet assembly. The NMR tool also includes a motional sensor comprising at least one radio frequency (RF) antenna disposed about a tool axis and about at least a...  
WO/2019/136329A1
A well-logging system includes a downhole tool coupled to a cable. The downhole tool may measure physical parameters of a wellbore via a first plurality of sensors. The well-logging system may include wellbore equipment including a winch...  
WO/2019/129862A1
The present disclosure relates to a system having an inner structure, wherein the inner structure comprises at least one inner tube made of stainless steel and at least one sensor device with at least one sensor to measure at least one c...  
WO/2019/132979A1
In-well steam monitoring for SAGD operations using permanent fiber optic sensors installed behind the casing of an injector or producer well provides continuous monitoring of downhole steam injection. Using in-well sensor measurements, t...  
WO/2019/132977A1
An electromagnetic (EM) telemetry system of a wellbore drilling and production environment includes at least one downhole sensor. The system also includes a downhole transceiver including an encoded signal transmitter. The encoded signal...  
WO/2019/133290A1
A method for monitoring and optimizing stimulation operations in a reservoir. In particular, the method utilizes a downhole telemetry system, such as a network of sensors and downhole wireless communication nodes, to monitor various stim...  
WO/2019/128886A1
A multi-functional inclinometer and an inclinometer-based method for determining the relative position of a casing in an adjacent well, relating to the field of oil drilling-specialized inclinometer designs and wellbore anti-collision te...  
WO/2019/133738A1
Methods and apparatus for evaluating a volume of an earth formation carried out using complex dielectric measurements. Methods include making measurements of complex permittivity at a plurality of frequencies; identifying an optimal freq...  
WO/2019/132909A1
A wellbore trajectory survey, having an ordered plurality of survey points, is acquired. Each of the plurality of survey points has a measured depth, an inclination, and a geographic location of the point in the wellbore corresponding to...  
WO/2019/060320A3
Methods and apparatus for estimating parameters of interest of a volume in an earth formation from a response spectrum representing radiation information obtained by a radiation detector in a borehole intersecting the volume responsive t...  
WO/2019/133906A1
Disclosed herein are methods and systems for operating and maintaining downhole wireless networks. The methods and systems use a downhole tool, such as a hydrophone, as part of the downhole wireless network. The downhole tool may be used...  
WO/2019/132936A1
A method for well logging may comprise: inserting a downhole tool into a wellbore penetrating a subterranean formation wherein the downhole tool comprises: a transmitter; a receiver; a memory configured to store at least one look up tabl...  
WO/2019/132913A1
A wellbore trajectory survey includes an ordered plurality of survey points, each of which has a measured depth, an inclination, and a geographic location. The wellbore trajectory survey is ordered on measured depth. A minimum lateral me...  
WO/2019/072899A3
A system for processing acoustic data to identify an event comprises a receiver unit comprising a processor (168) and a memory (170), where the receiver unit is configured to receive a signal from a sensor (164) disposed along a sensor p...  
WO/2019/133873A1
A conveyance model 710 for predicting an output 730 in response to an input, wherein: the input comprises one or more of a wireline input 722, a toolstring input 724, a well input 726, and/or a conveyance input 728; and the output compri...  
WO/2019/133366A1
A hybrid telemetry system includes a plurality of telemetry networks configured to communicate a modulated signal representing digital data along adjoining sections of a pipe string. The plurality of telemetry networks may each be optimi...  
WO/2019/132860A1
A sensor module can be used to make measurements during a single trip into and out of a wellbore in connection with a cement operation. The sensor module can include a detachment mechanism to detachably couple to a cement dart. The senso...  
WO/2019/132989A1
Magnetic assemblies for downhole nuclear magnetic resonance tools are provided. A magnetic assembly includes one or more permanent magnets and one or more magnetically permeable structures. The magnetically permeable structures generate ...  
WO/2019/132969A1
Aspects of the present disclosure relate to a downhole device including an actuator which has a primary purpose to operate the device while also having a secondary purpose to induce controlled pulses into a downhole environment at a firs...  
WO/2019/132859A1
An antenna system can include casing-side antennas and a full wave rectifier. The casing-side antennas can be coupled to a casing string that is positioned in a wellbore for communicatively coupling to a tubing-side antenna positioned in...  
WO/2019/132975A1
The disclosed embodiments include a method of downhole leak detection. The method of downhole leak detection includes obtaining physical signals detected by at least one physical sensor traveling along a wellbore. Additionally, the metho...  
WO/2019/132973A1
A system and method for making measurements inside a wellbore makes use of a diamond crystal with a nitrogen vacancy center (NV-center) to sense temperature, pressure, magnetic fields, strain, electric fields, or other parameters of the ...  
WO/2019/125465A1
Sliding sleeve assemblies may include one or more sliding sleeve tools to stimulate one or more zones in a wellbore. The one or more sliding sleeve tools may be actuated based on an actuation sensor. A property sensor may be disposed adj...  
WO/2019/122857A1
A method for removing one or more control lines (15) in a well (1), the control lines (15) running in an annulus behind a tubular (7) in the wellbore, during a well abandonment procedure comprising the steps: perforating the tubular (7) ...  
WO/2019/125475A1
A method and system for electromagnetic ranging of a target wellbore. A method may comprise disposing an electromagnetic ranging tool in a wellbore, energizing a conductive member disposed in the target wellbore to create an electromagne...  
WO/2019/122858A1
A rigless method for abandoning a well in which the production tubing (7) and control lines (15) are left in place. The production tubing (7) is perforated at a zone of interest (zone 2) at any position in the well. A self-supporting set...  
WO/2019/125494A1
Embodiments of the subject technology provide for receiving real-time drilling data comprising different drilling parameters measured during a drilling operation. The subject technology calculates a kick detection parameter based at leas...  
WO/2019/119107A1
A system for optimizing a tubular running operation (TRO) in which a running string is disposed in a wellbore includes sensors located at the wellsite, plus one or more processors, displays, and user-input devices, which may be at the we...  
WO/2019/126147A1
The present disclosure describes methods and systems for determining source rock potential in a subterranean region of a hydrocarbon reservoir. One method includes: receiving, a terahertz (THz) scanning image from an in-situ THz scanner ...  
WO/2019/125726A1
A system for monitoring and guiding a tubular downhole including a tubular including at least one sensor, a plurality of extended reach systems including at least two of a lubricant delivery system, a vibratory tool operatively connected...  
WO/2019/119083A1
An operational system (100) for launching, managing and controlling a RAU (200) is described, said system comprising a) main body for housing said RAU (200), lower safety valve (20) upper safety valve (22), connector (18) for connection ...  
WO/2019/120261A1
An experimental device and method for comprehensive systemwide monitoring of solids and evaluating declogging effectiveness in a pipeline. The device comprises a complex multiphase flow circulation system, a solids detection system (11),...  
WO/2019/125481A1
A formation tester tool includes an extendable probe having an extendable member configured to extend from a retracted position to an extended position such that an end of the extendable probe is in fluid communication with a wall of a b...  
WO/2019/122859A1
A rigless method for abandoning a well in which the production tubing (7) and control lines (15) are left in place. The production tubing (7) is perforated at a zone of interest at any position in the well. A settable composition (21) wh...  
WO/2019/125353A1
A tool that uses antennas to evaluate an environment surrounding a wellbore, where the tool can include a sleeve with an antenna mounted thereon, and the antenna including a ferrite assembly and a coil assembly, where the coil assembly c...  
WO/2019/118189A1
A method for borehole measurements may comprise receiving one or more signals from a linear receiver array, computing an arctan of a Hilbert Transform, isolating a first arriving energy, selecting a reference instantaneous phase on a ref...  
WO/2019/118184A1
A method may comprise measuring during a survey operation a gravitational field data using a survey accelerometer and magnetic field data using a survey magnetometer and determining during a drilling operation an azimuth of a wellbore ba...  
WO/2019/118188A1
A method may comprise obtaining, during drilling operations within a wellbore, two-dimensional accelerometer data with an accelerometer on a rotating downhole tool, determining a radial offset of the accelerometer based on the two-dimens...  
WO/2019/117901A1
A first flow distribution to one or more entry points into a subsurface formation may be monitored. Stimulation criteria may be identified based on the first flow distribution. At least one characteristic associated with a first treatmen...  
WO/2019/118167A1
Methods and systems for controlling drilling operations are provided. The methods and systems include conveying a drilling tool into a bore and operating the drilling tool to drill in a direction, creating, with an azimuthal sensing devi...  
WO/2019/118165A1
Systems and sensor elements for indirect monitoring of cumulative damage to downhole components having a sensor body defining an internal cavity, at least one electrical wear element located within the sensor body, wherein a portion of t...  
WO/2019/117925A1
A downhole tool and method for identifying the inclination and/or azimuth of the downhole tool at low inclinations or unknown inclinations. The downhole tool is connectable to a tubing in a wellbore and comprises a magnetic field sensor ...  
WO/2019/117875A1
Treatment fluid may be injected into a wellbore of a geological formation to stimulate fracturing of the geological formation. A plurality of measurements may be received from one or more sensors on a surface of the geological formation ...  
WO/2019/117873A1
Methods and systems for decoupling a component signal. A method may comprise disposing a logging tool in a wellbore, capturing a signal response with the logging tool from a formation, wherein the logging tool comprises a first receiver,...  
WO/2019/117945A1
Systems and methods for determining azimuth of a wellbore while drilling. A method of drilling a wellbore that includes rotating a drill bit to extend the wellbore into a subterranean formation. The method may further include measuring m...  
WO/2019/118185A1
A method may comprise penetrating a subterranean formation with a bottom hole assembly, determining a revolutions-per-minute (RPM) measurement based on a zero crossing of sinusoidal magnetometer data, determining a gyroscope bias from gy...  

Matches 1 - 50 out of 10,235