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Patent Searching and Data


Matches 1 - 50 out of 10,151

Document Document Title
WO/2019/097220A1
A method of integrity testing a plug in a wellbore. A work string having an anchor and packer are run in above the plug. With the anchor set, a positive pressure test is conducted by pressurising up the string with a lighter fluid used t...  
WO/2019/099300A1
A removable modular control assembly includes a structure including a first end portion, a second end portion, and an intermediate portion. A first interlock feature is arranged at the first end portion and a second interlock feature is ...  
WO/2019/095420A1
A method for enlarging a safety density window of well drilling borehole formation. The method comprises the following steps: (1) weighting a drilling fluid, injecting the weighted drilling fluid into the shale formation, and measuring a...  
WO/2019/099096A1
Presented herein are systems and methods directed to a multispectral absorption-based imaging approach that provides for rapid and accurate detection, localization, and quantification of gas leaks. The imaging technology described herein...  
WO/2019/095054A1
The technology generally relates to control strategies for multi-well systems for conducting water disposal or hydrocarbon recovery from subterranean reservoirs, such as methods and systems for real-time fluid flow monitoring and control...  
WO/2019/099098A1
A ball (700) for sealing a plug (110) in a well (102), the ball (700) including a body (502); an actuation mechanism (506) located inside the body (502) and configured to break the body into parts; and a sensor (710) connected to the act...  
WO/2019/099188A1
A method and system are described for wirelessly communicating along tubular members. The method includes determining, constructing and installing a communication network, which communicates using one or more communication coupling devic...  
WO/2019/099010A1
A tubing string can be at a first position in a wellbore and can move to a second position in the wellbore with respect to a casing string. The tubing string can include a first tubing-side antenna and a second tubing-side antenna couple...  
WO/2019/098996A1
Assemblies and methods are provided for positioning a sealing tool within a receptacle and pressure testing a seal between the sealing tool and the receptacle. The assembly may be coupled to the sealing tool for latching the sealing tool...  
WO/2019/094321A1
Method and apparatus for controlling wellbore operations include a wellbore communication system comprising: a control sub-assembly with a first control unit, a second control unit, one or more downhole sub-assemblies interchangeably mou...  
WO/2019/094225A1
A method and system for estimating a thickness of at least one casing string in a cased hole may comprise obtaining a plurality of induction measurements from a plurality of channels using a casing inspection tool, computing a quality ve...  
WO/2019/094018A1
A system for monitoring one or more parameters of a fluid in a component of a subsea system includes a retrievable unit which is removably mounted to a base unit that is connected either directly or indirectly to the component, and a sen...  
WO/2019/094632A1
Methods and apparatus for inspecting oilfield infrastructure components. Methods include estimating an optimal value for at least one excitation parameter for an acoustic excitation source to produce a guided wave of mixed multiple modes...  
WO/2019/094272A1
A ranging system and method to determine a relative distance and direction of a target borehole relative to a second borehole using a ranging tool that can make ranging measurements while the ranging tool is not rotating. An array of but...  
WO/2019/094140A1
A system and a method for performing a borehole operation, wherein the system may comprise a coiled tubing string and a fiber optic cable disposed in the coiled tubing string and wherein the fiber optic cable is strain-coupled to the coi...  
WO/2019/094209A1
A method and system for determining properties of a pipe string using multi-channel induction measurements. The method may comprise disposing a multi-channel induction tool in a cased hole, obtaining a multi-channel measurement, forming ...  
WO/2019/093999A1
An offshore measured or logging-while drilling electromagnetic telemetry system includes a bottomhole assembly having a transmitter to communicate one or more electromagnetic telemetry signals. A subsea telemetry cable is positioned on a...  
WO/2019/094730A1
Methods and systems to initiate downhole operations in a borehole include deploying a first structure at least partially in the borehole, moving a second structure at least partially along the first structure, wherein at least one of the...  
WO/2019/092281A1
Real time monitoring of a predetermined set of downhole parameters related to downhole status of a well comprises deploying a casing module as part of a casing string to a first predetermined location downhole, the casing module comprisi...  
WO/2019/094240A1
Techniques to determine wellbore leak crossflow rate between formations in an injection well are described. The techniques repurpose well performance principles to achieve the objective of cross flow rate quantification without the need ...  
WO/2019/089977A1
A method to measure fracture length and geometry/complexity from pressure decay and diffusion and near wellbore conductivity measurements with far-field conductivity estimates.  
WO/2019/086851A1
There are described devices and methods for use, for example, with signalling in a well, e.g. using a well structure of the well. Such signalling may include the communication of power and/or data signals. The devices and methods used ma...  
WO/2019/089925A1
A tubular system includes a side pocket mandrel having at least one side pocket defining a device storage zone. A conductor extends along the tubular system to the side pocket. A stored device is arranged in the device storage zone.  
WO/2019/088998A1
This disclosure may relate to a system and method for calculating the mud angle from a downhole device. A method for estimating a mud angle may comprise: disposing a downhole tool into a borehole; extending an arm of the downhole tool to...  
WO/2019/088988A1
A variety of methods and systems are disclosed, including, a method for improving resistivity imaging, comprising: disposing a downhole tool into a borehole, wherein the downhole tool comprises a pad and a button array disposed on the pa...  
WO/2019/088996A1
A method and a system for tuning a pad. The method may comprise disposing a downhole tool into a borehole, configuring the pad in a first configuration, taking a first measurement of the formation in the first configuration, configuring ...  
WO/2019/089490A1
A method and computing system device for receiving a plurality of well logs. A depth shift between at least one well log of the plurality of well logs and at least one other well log may be determined based upon, at least in part, proces...  
WO/2019/086572A1
Embodiments of the present disclosure include a system for driving an arm (60, 80, 82) radially outward from a work string axis including a pivot block (76A, 76B) coupled to the arm at a first coupling, the arm rotating about the first c...  
WO/2019/088850A1
A sensor transportation apparatus for conveying a sensor assembly through a wellbore comprises at least one engagement structure to connect the sensor transportation apparatus to the sensor assembly, at least one axle, a bearing connecte...  
WO/2019/089792A1
A fluid level sensor system is disclosed for sensing a fluid level in a well. The system has a main body and an inlet housing coupled to the main body. The inlet housing has an internal chamber in communication with an ambient environmen...  
WO/2019/089371A2  
WO/2019/084219A1
A sonic tool is activated in a well having multiple casings and annuli surrounding the casing. Detected data is preprocessed using slowness time coherence (STC) processing to obtain STC data. The STC data is provided to a machine learnin...  
WO/2019/083913A1
An automated method and system for identifying one or more chemical tracers present in a sample drawn downstream from the well head from a produced hydrocarbon oil/water stream in a pipeline from a downhole well completion, the one or mo...  
WO/2019/084275A1
Optical fiber sensor systems for monitoring environmental impacts in downhole systems are provided. The optical fiber sensor systems include an optical fiber arranged along a downhole tool, the optical fiber having a first end and a seco...  
WO/2019/084126A1
A method is provided for identifying and characterizing structures of interest in a formation traversed by a wellbore, which involves obtaining waveform data associated with received acoustic signals as a function of measured depth in th...  
WO/2019/083762A1
A method and system for detecting a conductive member in a formation. The method may comprise disposing an electromagnetic induction tool into a wellbore, transmitting the electromagnetic field from the at least one electromagnetic sourc...  
WO/2019/084047A1
Systems, methods, and devices for a single-line transmission along a plurality of pipes secured end-to- end are disclosed. A system of the disclosure includes a plurality of pipes connected end-to-end forming a pipe string. Each pipe of ...  
WO/2019/060511A3
A downhole-type system includes a rotatable shaft, a downhole-type magnetic bearing coupled to the rotatable shaft, a downhole-type sensor, a surface-type controller, and a surface-type amplifier coupled to the magnetic bearing. The magn...  
WO/2019/078810A1
This disclosure may generally relate to systems and methods to compensate for changes in environmental conditions, such as temperature and pressure, that may be experienced by downhole tools. A downhole tool may include a tool body; a pr...  
WO/2019/078811A1
A dielectric tool, system, and method for determining properties of subterranean formations. A dielectric tool may comprise a tool body, a transmitter, a receiver, wherein the receiver is operable to measure formation dielectric response...  
WO/2019/079152A1
Historical production data associated with production of a hydrocarbon product in a reservoir is obtained. Historical tracer test data associated with the production is obtained. History matching is performed using the historical product...  
WO/2019/079111A1
Techniques for evaluating hydrocarbon reserves using tool response models are provided. An example method includes measuring a first fluid distribution of a first formation proximate to a first wellbore and measuring a second fluid distr...  
WO/2019/079158A1
A dataset is generated in a database using standardized paleo-fossil and sedimentary information. Analytical operations are executed on the generated dataset. A reservoir zone thickness of a stratigraphic zone is determined based on a re...  
WO/2019/078991A1
The present disclosure relates to methods and systems for controlled delivery of unknown fluids that safely and efficiently removes entrained gas from unknown fluids in the wellbore and/or marine riser. A control system automatically con...  
WO/2019/072836A1
A drill string sub for a rotary steerable drilling system wherein a flow diverter is configured, which flow diverter is configured rotatable about a drill string longitudinal axis at a relative rotation frequency relative to the drill st...  
WO/2019/071755A1
Disclosed are a measurement-while-drilling method and device for assessing outburst risk of a coal seam applicable to prediction of outburst risk and evaluation of gas drainage performance. The device comprises a compartment (20), a pres...  
WO/2019/075124A1
A method of validating a directional survey includes measuring the gravity and magnetic field vectors using a surveying tool and computing an overall statistical distance of the measurement. The statistical distance may be calculated fro...  
WO/2019/074488A1
The accuracy of directional surveys may be improved using accelerometers, magnetometers, or both. A control system containing accelerometers is configured specifically to correct errors in bias and gain of each accelerometer by requiring...  
WO/2019/074657A1
A method and system are described for communicating within a system, which may be along tubular members. The method includes constructing a communication network for tubular member, such as a wellbore accessing a subsurface region or a p...  
WO/2019/074741A1
Embodiments disclosed herein describe a cartridge with a permeable material configured to be positioned within a frac sleeve, wherein the permeable material is or includes a tracer.  

Matches 1 - 50 out of 10,151