AAPG Methods in Exploration, No. 16, Chapter 9: Borehole Images

Neil Hurley

AAPG Special Volumes

...AAPG Methods in Exploration, No. 16, Chapter 9: Borehole Images Neil Hurley 2004 151 163 Basic Well Log Analysis (Second Edition) GENERAL...

Relating Microseismicity to Geomechanical Strain

Adam M. Baig, Ben Witten, Aaron Booterbaugh

Unconventional Resources Technology Conference (URTEC)

... to the strain rate tensor through the rock properties of the medium. Using a mixed array of near-surface, borehole-deployed geophones and surface geophone...

Abstract: An Improved Borehole Televiewer System: Image Acquisition, Analysis and Integration

J. K. Faraguna, D. M. Chace, M. G. Schmidt

Geological Society of Malaysia (GSM)

...Abstract: An Improved Borehole Televiewer System: Image Acquisition, Analysis and Integration J. K. Faraguna, D. M. Chace, M. G. Schmidt - 303...

"Limits of Accuracy of Present Sonic Logging Equipment"

F. P. Kokesh

Oklahoma City Geological Society

... with geophone check-shots with some regularity. This skepticism arose from our long experience with making measurements of physical parameters in oil...

The Early History of Formation Evaluation, 1860-1930

Raymond P. Sorenson

Petroleum History Institute

.... Calculation of porosity was demonstrated in 1866 and reservoir volume in 1871. Optical stereo-pair borehole images were published in 1904, and advanced tools...

Siting recharge basins and improving groundwater models using multiple survey methods in Southern California

Nicole Pendrigh, Michael Blazevic, John Jansen, Kristen Marberry

International Meeting for Applied Geoscience and Energy (IMAGE)

... seismic spread, the 24 channel array was moved forward, such that the first geophone was now located where the 24th geophone position was on the previous...

Determining Bedding Slip Planes With Microseismic Processing

Natalia Verkhovtseva, Ben Bagherian, Timur Mukhtarov

Unconventional Resources Technology Conference (URTEC)

...) Where T0 is the P-wave arrival on the geophone located at depth H0 and 𝑇𝑇 𝐻𝐻 𝑚𝑚𝑚𝑚𝑚𝑚 is the P-wave arrival on the geophone depth Hmax. Figure...

Studying the feasibility of phase slowness inversion of seismic anisotropic parameters using VSP DAS data

Yu Chen, Takashi Mizuno, Manish Lal Kaitan, Xinyuan Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... times and amplitude versus offset, therefore, incorrect anisotropy leads to biases of seismic imaging (Khaitan et al., 2022). In borehole geophysics...

Time-lapse processing and imaging of the Snowflake 3D DAS VSP CO2 monitoring dataset

Xiaohui Cai, Kristopher A. Innanen, Qi Hu, Ziguang Su, Donald C. Lawton

International Meeting for Applied Geoscience and Energy (IMAGE)

... of modular borehole monitoring with simultaneous distributed acoustic sensing and geophone vertical seismic profiles at Citronelle, Alabama: Geophysical...

Interpretation of 2-D Seismic Data

Bruce S. Hart

Special Publications of SEPM

... or "checkshot" survey (Fig . 4.3) . In this ethod, a geophone is lowered down a borehole to pre-specified depths, often several eters or tens of eters...

Abstract: Surface-To-Borehole TFEM Data Acquisition System Development and Field Test; #90319 (2018)

Gang Yu, Zhanxiang He, Zhigang Wang, Yang Cao

Search and Discovery.com

...Abstract: Surface-To-Borehole TFEM Data Acquisition System Development and Field Test; #90319 (2018) Gang Yu, Zhanxiang He, Zhigang Wang, Yang Cao...

The CSIRO in-situ Laboratory in South Western Australia: A Field Laboratory for De-Risking Carbon Storage

Karsten Michael, Ludovic Ricard, Linda Stalker, Allison Hortle, Arsham Avijegon

Australian Petroleum Production & Exploration Association (APPEA) Journal

... with fibre optic sensing and borehole seismic testing. Results from the previous test and future experiments will help to improve the sensitivity...

Principles and Techniques of VSP Data Processing

A.A. Tabakov, V.N. Ferentsi, H.Garvini

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... model recovery, direct impulse shape estimation and zero-phase deconvolution, detailed surface-borehole tie, high-resolution imaging and dynamic...

Sources of Data

Mike Shepherd

AAPG Special Volumes

... velocity information in a well. A checkshot survey is taken at different depths down the borehole (Hardage, 1992). A log with a geophone for detecting...

Abstract: Estimating the Spectra of Small Events for the Purpose of Evaluating Microseismic Detection Threshholds; #90174 (2014)

N. Ackerley

Search and Discovery.com

... has an intrinsic detection limit of about M-2 at 2 km hypocentral distance. In contrast, a typical low-gain geophone has an intrinsic detection limit...

SYNTHETIC SEISMOGRAMS

Search and Discovery.com

ABSTRACT: Paleocurrent Determination by Cross-Bedding and Bedform Interpretation of Borehole Images: Building a Catalog of Reference Cases, by M. B. Enderlin and D. M. Rubin; #91021 (2010)

Search and Discovery.com

Development of Australia's First Hot Fractured Rock (HFR) Underground Heat Exchanger, Cooper Basin, South Australia

D. Wyborn, L. de Graaf, S. Davidson, S. Hann

Petroleum Exploration Society of Australia (PESA)

... to be weighted up to a density of 1.8 (15 ppg) before successful logging and setting of 7 inch casing. The logging included a circumferential borehole imaging...

Case Histories in South Louisiana Salt Dome Geology

New Orleans Geological Society

.... Certain wireline surveys, the geophone survey and the ULSEL may be helpful but only to a point. The geophone survey, an acoustical method, has been...

Illuminating geothermal reservoir structure: DAS microseismic imaging at Utah FORGE

Yuanyuan Ma, Jonathan Ajo-Franklin, Michal Chamarczuk, Jeremy Patterson, Ismael Vera Rodriguez, David Podrasky, Thomas Coleman, Carlos Maldaner

International Meeting for Applied Geoscience and Energy (IMAGE)

... for direct surveillance of fracture extent and geometry. A thorough comparison of DAS and geophone for microseismic monitoring in the FORGE site...

ELECTRONIC COMPUTERS AID IN EXPLORATION DECISIONS AND INTERPRETATIONS

E. J. Assiter

Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)

... of procedures already being performed on computers are: borehole-logs analyses, log and core correlations, seismogram synthesis, seismic velocity determination...

Do Moment Tensors Flip During Hydraulic Completions?

Adam Baig, Sepideh Karimi, Benjamin Witten, Aaron Booterbaugh

Unconventional Resources Technology Conference (URTEC)

... with a combination of near-surface borehole-deployed geophone arrays and an array of “superstations'' on the surface. All of the detected events (more than...

Geophysical and Geochronological Constraints on the Extent and Age of Mafic Intrusions in the Basement of West Texas and Eastern New Mexico

G. Randy Keller, John M. Hills, Mark R. Baker, E. Timothy Wallin

West Texas Geological Society

... and ultrabasic in composition. A variety of geophysical data is available from the borehole and vicinity. The petrographic and geophysical data suggest...

Monitoring of CO2 plume movement using time-lapse distributed acoustic sensing (DAS) data

Tuhin Bhakta, Bob Paap, Vincent Vandeweijer, Trond Mannseth

International Meeting for Applied Geoscience and Energy (IMAGE)

... to both horizontal and borehole DAS data. Here, the noise level is estimated from co-located downhole geophone and DAS data as observed at the FORGE site...

Developing a New Technique Through Partnering with Contractors: Reservoir Prediction Utilizing AVO Walkaway VSP Data to Calibrate Surface Seismic Gathers, a Case Study in Indonesia

Patricia L. C. Henderson, Dan Hampson, Scott Leaney, Nigel Smith, John Rice, Dave Boreham

Indonesian Petroleum Association

... is then interpreted both on the AVOWSP and the surface seismic gather over the borehole. The amplitude with offset for both seismic representations are displayed...