Baker Hughes Corporation

Baker Hughes, a Ge Compnay, LLC

Baker Hughes Oilfield Operations LLC

Western Atlas International, Inc.

Baker Hughes Holdings LLC

Other

Texas Instruments Corporation

Halliburton Energy Services, Inc.

Saudi Arabian Oil Company

Otto N Fanini

Stanislav W Forgang

Berthold Kriegshauser

Liming Yu

Homero C Castillo

Mohamed Daoud

Rocco DiFoggio

Michael S Crosskno

Carl M Edwards

Dwight W Swett

Gulamabbas A Merchant

Harold Andrade

Babak Kouchmeshky

Juergen S Schoen

Richard A Mollison

Berthold F Kriegshauser

Pravin Gupta

Feyzi Inanc

Marc Stephen Ramirez

Sandip Maity

Milomir Pavlovic

Michael H Johnson

Mohamed Nabil Noui-Mehidi

Tsili Wang

Daniel T Georgi

Douglas J Patterson

Randy Gold

Borislav J Tchakarov

David M Chace

Elan Yogeswaren

Karsten Fuhst

Sushant Dutta

Wei Han

Richard Jin Yao

Navin Sakthivel

Jiaqi Xiao

Paul Gerard Cairns

Jorge Maxit

Zeljko Jericevic

James C Hunziker

Peter J Guijt

Joseph Olaiya

Raman Viswanathan

Xiaochu Yao

Nigel N Smith

Douglas C Young

Sandeep Gade

Jana Mohamed Aljindan

Daniel Vaughn Price

Eric Charles Sullivan

Batakrishna Mandal

Leonty Abraham Tabarovsky

Vimal Vinod Shah

Sebastian Csutak

Robert W Adams

Roland Edward Chemali

Sven Krueger

Andrew G Brooks

Xiao Ming Tang

Kurt M Strack

Robert William Gissler

Gary Wayne Kainer

Eric M Wasinger

Brian David Breaux

Farhat Shaikh

Jason R Habernal

R Keith Glasgow, Jr

Wallace Harold Meyer

James C Jackson

Stephen P Sacarisen

Sebastian Tegeler

Mark R Doyle

Alberto Mezzatesta

Toyli Anniyev

Jacques Maissa

Albert A Alexy

Matthias Moeller

Navish Makkar

Antonio Fabris

Marcelo Civarolo

Steffen Toscher

Daniel M Cousin

Raghu K Chunduru

Pawel J Matuszyk

Qiong Zhang

Priscila Farias Ronqui

Sven Treitel

Ryan Rocheleau

Berthold Kriegshäuser

Paul Lowson

Dee Adedotun Moronkeji

Lesley Allison Fessler

Marcelo F Civarolo

Brent D Hope

Benjamin Todd

Peter Rellinger

Felix Wellmann

Edgar R Alvarez

Thomas Nguyen

A downhole fluid analysis system includes an optical sensor comprising, which includes a light source configured to emit light comprising a plurality of wavelengths, a light detector, and an optical tip through which at least a portion of the light travels and returns to the detector, wherein the incident angle of the light causes total internal reflection within the optical tip. The system further includes a piezoelectric helm resonator that generates a resonance response in response to an applied current, and an electromagnetic spectroscopy sensor positioned symmetrically with respect to the piezoelectric helm resonator in at least one direction. The light may be reflected in the optical tip at one or more reflection points, and each reflection point may generate an evanescent wave in a medium surrounding the optical tip. The light may be internally reflected in the optical tip at a plurality of reflection points.

Attenuated total internal reflection optical sensor for obtaining downhole fluid properties

A downhole sensor position adjustment device on a downhole sensor assembly comprising a set of centralizers and a sensor array coupled to an adjustable framework radially positionable by an actuator. The actuator includes an extend-retract mechanism to radially position the sensor array a predetermined radial distance to an inner surface of a casing. A controller communicatively coupled to the extend-retract mechanism is configured to actuate the extend-retract mechanism. A positioning sensor provides feedback of the predetermined radial distance of the sensor array to the inner surface of the casing.

Adaptive control of rotating or non-rotating transducer and sensors casing stand-off supported by casing centralizers

Methods, systems, and apparatuses for remote well operation control. Methods include conducting, with a plurality of remote well operation control hosts operating on corresponding remote well logging data acquisition management systems, a well operation using a well operation system at a well, wherein the well operation system includes a carrier having disposed thereon at least one logging instrument. Methods may include establishing a first operational control relationship between the carrier and a first of the plurality of remote well operation control hosts sufficient for the first remote well operation control host to control the carrier; and establishing a second operational control relationship between a selected one of the at least one logging instrument and a second remote well operation control host different than the first, the operational control relationship sufficient for the second remote well operation control host to control the at least one logging instrument and receive logging data.

Distributed remote logging

An apparatus for fabricating a piezoelectric transducer includes a base and a piezoelectric powder depositor to traverse the base and deposit a plurality of layers of piezoelectric powder on the base. The apparatus also includes an electrode disposed at an end of a boom of which is moveable to a selected location with respect to the base and a voltage source to apply a voltage to the electrode to establish an electric field between the electrode and base with sufficient strength to sinter and pole each layer of piezoelectric material and a controller having instructions to deposit the plurality of layers of the piezoelectric powder on the base and to control a position of the electrode and actuate the voltage source to the electrode to sinter and pole the layer of piezoelectric material at defined locations after each layer is deposited to form the piezoelectric transducer in a selected shape.

Additive manufacturing apparatus for manufacturing piezoelectric instrumentation devices with 3D structures

A computer-implemented method includes receiving a plurality of sensor signals, each signal of the plurality of sensor signals being tagged with an associated time and depth. The method also includes selecting a baseline signal. The method further includes comparing a selected sensor signal, of the plurality of sensor signals, to the baseline signal. The method also includes determining a difference between the baseline signal and the selected sensor signal exceeds a threshold. The method includes identifying, based at least in part on the difference, a feature of interest associated with the selected sensor signal.

Method and apparatus for multi-barrier transient electromagnetic (TEM) measurements

Methods and logging systems for performing nuclear magnetic resonance (NMR) logging in downhole operations are described. The methods include performing a scout logging acquisition operation using an NMR logging tool to determine NMR logging parameters of a formation interval, setting an NMR logging acquisition mode based on the NMR logging parameters from the scout logging acquisition operation, and performing an NMR data logging operation to determine properties of the formation interval based on the set NMR logging acquisition mode.

Adaptive real-time nuclear magnetic resonance logging for subsurface operations

A method for fabricating a piezoelectric transducer includes depositing a layer of a piezoelectric material on a base using a depositor and applying an electric field to the layer of deposited piezoelectric material in defined locations using an electrode to sinter and pole the deposited piezoelectric material at those defined locations to form a layer of the piezoelectric transducer in a selected shape and with a selected dipole direction.

Method for manufacturing piezoelectric instrumentation devices with 3D structures using additive manufacturing

A downhole robotic shuttle includes multiple modules coupled together in series to be conveyed through a cased geologic borehole. One or more of the modules includes: a coupling mechanism to couple one module to an adjacent module, a movement mechanism to enable conveyance of the module having the movement mechanism through the cased borehole; a steering mechanism to steer the module comprising the steering mechanism to achieve a selected orientation within the cased borehole; a motor configured to power the movement mechanism and/or the steering mechanism; an actuator to perform a selected action; a sensor to sense a selected parameter; a memory to receive instructions for performing at least one of the selected action and another action; and a controller to control at least one of the motor, steering mechanism, robotic arm, or sensor in accordance with the instructions received from the memory and sensed data received from the sensor.

Downhole robotic shuttle for performing programed operations

Methods, systems, devices, and products for taking multi-component induction tool measurements of a three-dimensional space from an interior of a plurality of nested tubulars in a borehole in an earth formation and estimating the property for each of the at least two tubulars using the multi-component induction tool measurements. The multicomponent induction tool measurements may be responsive to a property corresponding to at least two conductive tubulars of the plurality of nested tubular. Taking multi-component induction tool measurements may include taking three-dimensional low-frequency sinusoidal frequency domain waveform resistivity measurements and taking three-dimensional transient EM measurements with the multi-component induction tool.

Multiple casing inspection tool combination with 3D arrays and adaptive dual operational modes

A method is provided of inspecting a nested multi-layer structure including a first and second electrically conductive layer and a third layer disposed behind the second conductive layer. The method includes deploying a sensor device including an electromagnetic acoustic transducer to a borehole location proximate to the structure, generating a drive signal including a plurality of frequencies, applying an electrical current signal to the sensor device based on the drive signal and inducing currents in the first conductive layer that induce currents generating acoustic signals having the plurality of frequencies, detecting a first set of resonant frequencies based on received electromagnetic signals, detecting a second set of resonant frequencies based on received acoustic signals, estimating a property of the first and/or the second conductive layer based on the first set of resonant frequencies, and estimating a property of the third layer based on the second set of resonant frequencies.

Estimation of formation and/or downhole component properties using electromagnetic acoustic sensing

An apparatus for performing a nuclear magnetic resonance (NMR) measurement in a borehole penetrating a subsurface formation includes an NMR tool having an outside diameter that is less than an inside diameter of a drill tubular disposed in the borehole, the drill tubular having an opening at the distal end of the drill tubular leading into the borehole, and a retaining device configured to allow at least a section of the NMR tool to protrude through the opening of the drill tubular and prevent an unrestrained release of the NMR tool through the opening. The apparatus also includes a transmitter antenna and a receiver antenna coupled to the NMR tool, wherein the transmitter antenna and/or the receiver antenna are extendable from the NMR tool.

Through-bit reconfigurable NMR logging tool

A downhole fluid analysis device includes a piezoelectric helm resonator, a spectroscopy sensor positioned symmetrically with respect to the piezoelectric helm resonator in at least one direction, and a circuit comprising a first terminal and a second terminal electrically coupled to a power supply. The piezoelectric helm resonator and the spectroscopy sensor are electrically coupled in parallel between the first and second terminals. The power supply drives the piezoelectric helm resonator with a voltage of a first polarity and the spectroscopy sensor with a voltage of a second polarity. The circuit includes at least one current flow control device in the circuit configured to prevent both the piezoelectric helm resonator and the spectroscopy sensor from being powered simultaneously.

Systems and methods for obtaining downhole fluid properties

An asset identification system includes a tool having an axial dimension and a radial dimension. There are three RFID devices located on the tool, and the three RFID devices are located at equal angles with respect to each other in the radial dimension. The system further includes a storage apparatus configured to store the tool, and an RFID reader. At least one of the three RFID devices located on the tool is readable by the RFID reader regardless of the radial orientation of the tool with respect to the RFID reader.

Omni-directional RFID system for downhole and surface equipment

Methods and apparatus for evaluating an earth formation intersected by a borehole. Methods include using at least one transmitter to generate electromagnetic (EM) waves propagating through the formation; generating measurement signals at at least one receiver responsive to the propagating EM waves; taking a plurality of propagation measurements from the measurement signals representative of the propagating EM waves, where each propagation measurement of the plurality comprises at least one of: i) a relative phase shift between a first wave of the plurality of propagating EM waves and a second wave of the plurality of propagating EM waves; and ii) a relative attenuation between a first wave of the plurality of propagating EM waves and a second wave of the plurality of propagating EM waves; and performing a single inversion which uses the plurality of propagation measurements as input and generates at least one petrophysical parameter as output.

Measuring petrophysical properties of an earth formation by regularized direct inversion of electromagnetic signals

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Houston, TX, United States of America

Otto N Fanini