VSP Lookahead of the Bit Information: Considerations and Accuracy Analysis, #42196 (2018).

P. Ranjan, M. Khaitan, S. Chandrasekhar, Basant Kumar

Search and Discovery.com

... survey is acquired using active source close to the surface and an array of receivers placed inside the borehole. Three component Receivers placed...

Groundwater Investigation Using Combined Geophysical Methods, #40914 (2012)

Amarachi R Alisiobi, B. D. Ako

Search and Discovery.com

... trending north-south (N-S) and traverses three, four, and five trending east-west (E-W). Geophone separation of 2 m was used and an offset distance...

A new system for efficiently acquiring vertical seismic profile surveys

Tim Dean, Nghia Nguyen, Brenton Armitage, Huw Rossiter

Petroleum Exploration Society of Australia (PESA)

... involves placing sensors in a borehole to record the passage of energy transmitted using a source of seismic energy placed on the surface...

Continuous DAS measurements during CCUS operations onshore Japan

Shotaro Nakayama, Yuji Yamada, Takuji Mouri, Pierre Bettinelli, Takashi Mizuno, Jianxiong Chen, Philip Armstrong, Yuki Maehara

International Meeting for Applied Geoscience and Energy (IMAGE)

... borehole stations, each with a high-sensitivity three-component velocity seismometer, was deployed prior to CCUS operations. This network can detect weak...

Defining a Steeply-Dipping Salt Flank in Mississippi with a New High-Certainty 3D Method

Nicholas Brooks, Pat Donais, Werner Heigl, Jakob Haldorsen, Fred Li

GCAGS Transactions

... approach to analyzing three-component borehole seismic data. The results obtained from this 2013 VSP survey have been confirmed with real salt entry...

Seismic Technologies for Unconventional Reservoir Characterization: Wamsutter Field Case Study; #110159 (2011)

Rosemarie Geetan, Brian Hornby, Ricko Wardhana

Search and Discovery.com

... Seismic Integration team conducted two extensive field trials during 2006 and 2007- a surface seismic field trial and a borehole seismic field trial...

Subsurface characterisation for future CCS applications using uncommon 3D surface and borehole seismic survey geometries at Harvey, Western Australia

Milovan Urosevic, Sasha Ziramov, Roman Pevzner, Konstantin Tertyshnikov, Sinem Yavuz, Anton Egorov, Andrej Bona, Valeriya Shulakova, Dominique Van Gent

Petroleum Exploration Society of Australia (PESA)

... points could be utilized, which would be equivalent to a 3D VSP survey using the continuous geophone array along the entire borehole trajectory. 4510 VPs...

Imaging a San Andres Reservoir with Interwell Seismic

James H. Justice, J. Craig Woerpel

West Texas Geological Society

... in time. Interwell imaging, utilizing borehole seismic tools deployed at the reservoir level, is beginning to provide this type of information...

Synergism in Formation Evaluation Enhances Detailed Reservoir Description: Reservoir Characterization: Petrophysical Formation Evaluation and Rock Description

Bob A. Hardage, Walter H. Fertl

AAPG Special Volumes

... on a microscale. Newly developed high frequency (250 kHz) sonic scanners can now produce continuous 360° acoustical reflection images of a borehole...

Abstract: Microseismic Event Locations for Deviated Boreholes; #90187 (2014)

Amna Feroz and Mirko van der Baan

Search and Discovery.com

... of processing is to find the hypocenter of microseismic events recorded by the geophone array in a single or multiple boreholes. There are several aspects...

Reservoir Description by Interferometric Imaging of VSP Data in Transition Zones

Thomas Radford, Martin Karrenbach, Ferry Yustiana, Willi Brianno, Dhea Wachju

Indonesian Petroleum Association

... in the transition zone, the complete vertical and horizontal borehole trajectory was instrumented with 3C receivers, while simultaneously recording 3C...

Section Six: Use of Seismic on Diapiric Structures

New Orleans Geological Society

... (1985) described both techniques. Another survey type involves placing a geophone in a borehole within the salt at appropriate depths, while...

ABSTRACT: Recent Advances in Borehole Imaging Based on the Circumferential Borehole Imaging Log (CBIL), by Walter H. Fertl; #90999 (1990).

Search and Discovery.com

Open hardware: Geophysical instrumentation for collaborations in a changing world

Arnaud Mercier, J. Christian Dupuis, Bernard Giroux

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the design criteria and have a small footprint that easily fits within the pressure housing of a borehole instrument. The Teensy 4.0 has several digital...

High-Temperature Geothermal Well Logging Techniques in Japan

Toshinobu Itoh

Circum Pacific Council Publications

... flowmeter-caliper 1 11/16 2 320 500 20 Borehole sampler 4 5 / 2 275 500 20 Steering tool & Tri-Ax geophone sonde 4 5 / 2 275 500 4...

Abstract: Machine Learning Assisted Fracture Characterization with Borehole Image Logs in Geothermal Wells; #91204 (2023)

Chicheng Xu

Search and Discovery.com

...Abstract: Machine Learning Assisted Fracture Characterization with Borehole Image Logs in Geothermal Wells; #91204 (2023) Chicheng Xu Machine...

Oklahoma Geophysical Society Symposium on Continuous Velocity Logging: "Continuous Velocity Logging Method"

Howard R. Breck

Oklahoma City Geological Society

... limitation on the amount of acoustic power usable in borehole instruments and the high attenuations encountered at the frequencies used, permit only...

Abstract: Structural Controls on the Vertical Growth of Microseismicity Revealed Through Moment Tensor Inversion; #90174 (2014)

Adam M. Baig, Ted I. Urbancic, and Shoshana B. Goldstein

Search and Discovery.com

... the events. For downhole deployments of geophone arrays around hydraulic fractures, this means that at least two or preferably more arrays need...

Passive Seismic: Something Old, Something New, by Peter M. Duncan, #40154 (2005).

Search and Discovery.com

Multi-Component Digital Receivers: Comparison of Subsurface and Conventional Surface Datasets; #41566 (2015)

Tagir Galikeev, Jason Criss, Vince Rodych

Search and Discovery.com

... accelerometers over conventional geophone array are:    Self-orienting to the vertical (ensures high degree of repeatability in 4D) Point-receiver...

A Late Cretaceous Submarine Canyon in Brazil: Chapter 10

Roy O. Lindseth, Vagner L. Beraldo

AAPG Special Volumes

... in the southern part of the canyon (see Figure 4 for well location). End_Page 175------------------------ geophone (or hydrophone) and the borehole geophone...

Core Orientation and Calibration of Borehole Image Data

Eric Standen, Herve Ganem, Benoit Mathis, Dennis Haller

CSPG Special Publications

...Core Orientation and Calibration of Borehole Image Data Eric Standen, Herve Ganem, Benoit Mathis, Dennis Haller 1995 118 118...

Advances in Effective Reservoir Description Through the Interpretation of Diplog and Circumferential Borehole Imaging Log (CBILsm) Data

H. Homann

CSPG Special Publications

...Advances in Effective Reservoir Description Through the Interpretation of Diplog and Circumferential Borehole Imaging Log (CBILsm) Data H. Homann...

Characterization of azimuthally anisotropic formations using full wave synthetic borehole data

Pei-cheng Xu, Jorge O. Parra

CSPG Special Publications

...Characterization of azimuthally anisotropic formations using full wave synthetic borehole data Pei-cheng Xu, Jorge O. Parra 1998 191 192...

ABSTRACT: Recent advances in borehole resistivity logging

A. G. Mezzatesta, O. N. Fanini, L. A. Tabarovsky, K.-M. Strack

CSPG Special Publications

...ABSTRACT: Recent advances in borehole resistivity logging A. G. Mezzatesta, O. N. Fanini, L. A. Tabarovsky, K.-M. Strack 1998 322 322...