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The AAPG/Datapages Combined Publications Database

Showing 9,458 Results. Searched 195,354 documents.

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Acoustic Log Measurements in the Lower Eagle Ford Formation in Brazos and Robertson Counties, Texas and Their Implications on Completion Design

Richard Reischman, Scott Brooks, Trevor Willms, Tony L. Albrecht, John J. Walsh, Edgar Arteaga

Unconventional Resources Technology Conference (URTEC)

... modulus from the Stoneley wave (Walsh, 2007). Other missing moduli needed for a full stress characterization have to be estimated using previously...

2015

Mapping of Fracture Zones and Small Faults Using VSP and Cross Dipole Sonic in Eastern Siberia Carbonate Reservoirs, Yurubchansky Field, Russia

Sergey Shevchenko, Sergei Tcherkashnev, Maxim Kuznetsov, Tagir Mamleef

Petroleum Exploration Society of Australia (PESA)

... of detection of the fracture zones is often beyond the scale of the 3D data. Although VSP data are limited spatially near a borehole, it is much higher...

2016

Identifying the Potential in Complex Basement Reservoir: Advance Application of Borehole Images and other Openhole Logs, A Case Study from Western Offshore, India, #41027 (2012)

Sambit Pattanaik, Sarvagya Parashar, Koushik Sikdar, Somenath Kar, Indrajit Basu, Saraswat Swain, Vaibhav Deshpande, Ashwini Agrawal

Search and Discovery.com

... images and Stoneley fracture analysis from acoustic logs. Borehole images were further utilized to derive fracture density and also to estimate aperture...

2012

Evaluating the Hydraulic Fracture Through Acoustic Reflection Imaging and Production Logging for Water Diagnostic Beyond Wellbore: A Case Study From Chang 8 Tight Sand in the Ordos Basin, China

Guangsheng Liu, Dajian Li, Gang Zheng, Hongzheng Zhu, Wenhao Cui, Yanyan Chen, Hongzhi Guo, Zheyuan Huang, Dongdong Cheng, Zhaoya Fan, Xiang Li

Unconventional Resources Technology Conference (URTEC)

... hydraulic fracture Combing with the slowness and Stoneley attenuation result of the same acquisition run, the borehole acoustic reflection imaging...

2023

References Cited: Part 7. Geophysical Methods

AAPG Special Volumes

...References Cited: Part 7. Geophysical Methods 1992 420 421 ME 10: Development Geology Reference Manual Anstey, N. A., and R. L. Geyer, 1987, Borehole...

1992

A New Approach Solving Lateral Wells Complexity, Integrating Borehole Acoustics Reflection Survey and Facies Derived Borehole Images for a Better Completion Strategy, Wolfcamp, West Texas, #42208 (2018).

E.V. Arteaga, C.C. Contreras, E. Haddad, G. Martinez, V.Vallega, O. Zened

Search and Discovery.com

... variation of fracture occurrence across the formation away from the borehole. The standard means of evaluating the fractures such as stoneley fracture...

2018

Abstract: Interferometric Assessment of Clamping Quality of Borehole Geophones; #90224 (2015)

Yoones Vaezi and Mirko van der Baan

Search and Discovery.com

... appearance of clean body waves in the correlation gathers suggest a properly maintained coupling. We have applied this method to two different borehole...

2015

Horizontal well S-wave imaging method and application

Hongliang Wu, Peng Liu, Ning Li, Yi Huang, Hao Zhang, Wenhao Zhang, Han Tian, Yusheng Li, Zhou Feng, Yongjian Zeng

International Meeting for Applied Geoscience and Energy (IMAGE)

... waves from a remote borehole: Journal of the Acoustical Society of America, 140, EL211, doi:https://doi.org/ 10.1121/1.4960143. Tang, X., J. Cao...

2023

Geocentric Sectoring of LWD Azimuthal Log Data for Improved RDIP and RSTRIKE Analysis: Enhanced Reservoir Navigation and Petrophysical Characterization

James J. Willis, Lauren A. Martz

GCAGS Transactions

... to the wellbore, waves critically refracting along a layer boundary with a fast formation proximal to the borehole may control the first arrivals...

2017

Semiautomated Lateral Landing Advisor for On-Time Decisions Utilizing Digital Borehole Sonic Services and Next-Generation Cloud-Based Fracturing Design

Edgar Velez, Juan David Estrada, Adam Donald, Romain Prioul, Ting Lei, Erik Wielemaker, Violeta Lujan

Unconventional Resources Technology Conference (URTEC)

... of the borehole sonic tool as described by Walsh et al. (2013).The sensitivity of the Stoneley wave to the formation shear modulus is well known...

2021

Understanding the Natural Fracture System in the Ultra-deep Sandstone Reservoir Using High-Definition Oil-Based Microresistivity Image Logs, Case Study from Junggar Basin

Renzhong Gan, Hao Zhang, Jing Chen, Weidong Huang, Xu Zhang, Bo Liu, Tao Zhang, Wei Wang, Guo Wei, Adaobi Elekwachi, Gamal Sultan

Unconventional Resources Technology Conference (URTEC)

... in the Junggar Basin. Methodology Borehole Image Interpretation Borehole images provide an effective way to identify geological features...

2022

Image Log Interpretation and Lessons Learnt from Fracture Data Acquisition in Oil Based Mud System: Case Study of Fractured Sandstone Reservoirs in West Natuna Basin

Masio Patria, Bambang Pujasmadi, Wawan Satriawan, Budiyono

Indonesian Petroleum Association

..., K., Cheng. C. H. A., Tang, X. M., 1997, Modeling of Low Frequency Stoneley Wave Propagation in an Irregular Borehole: Geophysics, 1997, 62:4...

2017

Fractured Basement Reservoir Characterization for Fracture Distribution, Porosity and Permeability Prediction; #41106 (2012)

Marie Lefranc, Sherif Farag, Laurent Souche, and Agnes Dubois

Search and Discovery.com

... of flow contributing fracture sets, which are estimated from: (1) the analyses of borehole images, sonic measurements, conventional log data...

2012

Downhole Geological Technology: Evolution, Breakthroughs and Emerging Solutions to Assessing Discoveries and Finding New Oil in and Around Old Fields

Roy D. Nurmi

Houston Geological Society Bulletin

... of the borehole wall. When compared to a core of the same interval, this data confirmed the need for an electrical image or a scanning tool. Thus...

1998

ABSTRACT Identifying Stress-Induced Anisotropy and Stress Orientation Using Cross-Dipole Acoustic Logging, #90104 (2010)

Zheng Yibing; Tang Xiaoming; Patterson Douglas

Search and Discovery.com

..., the stress information can help in planning well paths and  maintaining borehole stability. In this paper we present an effective and reliable method...

2010

Critical Porosity in Understanding Acoustic Porosity Anomalies. A Case Study in Complex Carbonate Reservoir in Indonesia

Aditya Arie Wijaya, Sunawar Kunaifi, Krishna Pratama Laya, Luqman, Dimmas Ramadhan

Indonesian Petroleum Association

... depths where Stoneley reflection was observed, but these are related to changing lithology and borehole washout, both are unrelated to fractures...

2022

Abstract: Seismic Rayleigh wave method for imaging subsurface cavities

Jon C. Q. Xu, Stephen D. Butt, Patrick J. C. Ryall

Atlantic Geology

... seismic Rayleigh waves allow us to detect and image subsurface anomalies. Instead of using the conventional spectral analysis of surface waves (SASW...

2009

Using Borehole Images for Target-Zone Evaluation in Horizontal Wells

Neil F. Hurley , David R. Thorn , Janine L. Carlson , Sandra L. W. Eichelberger

AAPG Bulletin

...Using Borehole Images for Target-Zone Evaluation in Horizontal Wells Neil F. Hurley , David R. Thorn , Janine L. Carlson , Sandra L. W. Eichelberger...

1994

Geothermal exploration at Kijiyama KJ-5 hot geothermal borehole in Northeastern Japan using DTS and DAS

Junzo Kasahara, Yoko Hasada, Masaru Suzuki, Tomohiro Takahashi, Hitoshi Mikada, Hiroshi Ohnuma, Yoshihiro Fujise

International Meeting for Applied Geoscience and Energy (IMAGE)

... applied horizontal vibration in the direction perpendicular to the borehole to generate S-waves. We conducted weighted stacks of 480 DAS acquisitions...

2023

Characterizing and Modeling Multi-Scale Natural Fractures in the Ordovician-Silurian Wufeng-Longmaxi Shale Formation in South Sichuan Basin

Qin Jun, Chenggang Xian, Xing Liang, Chuanduan Zhao, Gaocheng Wang, Lizhi Wang

Unconventional Resources Technology Conference (URTEC)

... dipole shear and Stoneley waves. Occasionally, natural facture corridors can cause mud losses, pipe-stuck or proppant screening-out while drilling...

2017

VSP Fundamentals that Improve CDP Data Interpretation: ABSTRACT

J. E. Gaiser, J. P. Disiena

AAPG Bulletin

.... The areas covered are VSP acquisition, critical points of the processing sequence, and applications to borehole information in depth and CDP data in time...

1983

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...

2006

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