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The AAPG/Datapages Combined Publications Database
Showing 4,240 Results. Searched 197,444 documents.
ABSTRACT: Anisotropic PP and PSv Prestack Depth Migration of 4C _OBC_ Seismic Data, Pamberi, Offshore Trinidad
Tony Johns, Carmen Vito and Raul Sarmiento
Geological Society of Trinidad & Tobago
... tomography with a top-down pseudo layer-stripping approach. The Pamberi-1 well information was used to constrain the anisotropy in the shallow section...
2007
Case History: Rulison Field, Colorado, Fracture Detection, Mapping, and Analysis of a Naturally Fractured Gas Reservoir Using P-wave Reflection Seismic
Heloise B. Lynn, K. Michele Simon, Vello Kuuskraa, Dave Decker
Four Corners Geological Society
... narrow-azimuth (source-receiver azimuth) 3D P-wave volumes for azimuthal anisotropy and for the evidence of gas accumulation. The two seismic attributes...
1999
Abstracts: Challenges and Solutions in Locating and Interpreting Microseismic Events from Surveys in the Horn River Basin; #90173 (2015)
Ulrich Zimmer
Search and Discovery.com
... anisotropy and potential areas of reliable moment tensor inversions can all be anticipated ahead of the data acquisition and the sensor array position...
2015
Advanced Modeling of Production Induced Stress Change Impact on Wellbore Stability of Infill Well Drilling in Unconventional Reservoirs
Wei Zheng, Lili Xu, Piyush Pankaj, Foluke Ajisafe, James Li
Unconventional Resources Technology Conference (URTEC)
... and reservoir parameters: 1. stress/formation anisotropy 2. rock strength 3. pore pressure. Based on the numerical results from this comprehensive modeling...
2018
Case Study: Can We Use Angle Gathers to Detect Fracture Distribution of Carbonate Reservoir in Rama Field?
Zha Chaoyang, Sun Pengxiao, Shen Xiaohong, Wen Shuliang, Tang Donglin, Heng Liqun
Indonesian Petroleum Association
... as it is based on the isotropy in gas condition. For fractured reservoir condition, we should consider the anisotropy effects. Thomsen (1986) showed...
2013
Multi-scale three-dimensional distribution of fracture- and igneous intrusion-controlled hydrothermal dolomite from digital outcrop model, Latemar platform, Dolomites, northern Italy
Carl Jacquemyn, Marijke Huysmans, Dave Hunt, Giulio Casini, and Rudy Swennen
AAPG Bulletin
... is expanded to a three-dimensional description of lithology variation. Three-dimensional anisotropy detection is used to derive principal directions...
2015
Stress characterization of reservoirs and non-reservoirs layers and its impact on hydraulic fracturing
Elisabeth Francis, Jaime Alfredo Rabines Menendez
International Meeting for Applied Geoscience and Energy (IMAGE)
... a unique opportunity to characterize anisotropy due to layering, stress and fractures. In addition, the elastic properties were obtained using a novel...
2022
PSDM for Unconventional Reservoirs? A Niobrara Shale Case Study
Morgan P. Brown, Joseph H. Higginbotham, Dave List, Chris Lang
Unconventional Resources Technology Conference (URTEC)
... “sweet spots”. In particular, differential horizontal stress (from azimuthal anisotropy analysis) and elastic inversion for “brittleness” are paired...
2013
Sonic Log Analysis from Isotropic and Anisotropic Media In Carbonate Reservoir, the Case Study at Stella Alpina Field
Wahyu Tri Sutrisno, Septian Prahastudhi, Ari Teguh Sugiarto, Ayi Syaeful Bahri, Dwa Desa Warnana, Yulia Putri Wulandari
Indonesian Petroleum Association
... and their interpretation. Here, we assume that the shale is a Vertical Transverse Isotropic (VTI) media. We characterized these anisotropy parameters...
2014
Modeling of Sandstone Ngrayong Formation Using Digital Image Analysis
Annisa Rachmi Trahwiwit Widijana, Fourier Dzar Eljabbar, Almira Anissofira, Fatkhan, Handoyo
Indonesian Petroleum Association
... or irregular shape. Four parameters compare models to the sample: grain size distribution, pore size distribution, degree of permeability anisotropy...
2015
A new technology for the characterization of microfractured reservoirs (test case: Unayzah reservoir, Wudayhi field, Saudi Arabia)
Mohammed S. Ameen, Ernest A. Hailwood
AAPG Bulletin
..., Ernest A. Hailwood 2008 31 52 92 1 This article presents a test case of a new technology using artificially enhanced anisotropy of magnetic...
2008
Abstract: Recent Advances in the Characterization of Unconventional Reservoirs with Wide-azimuth Seismic Data; #90187 (2014)
Ran Bachrach, Sagnik Dasgupta, Colin Sayers, Josimar Silva, and Stefano Volterrani
Search and Discovery.com
...) Schlumberger, University of Tel Aviv (1) Summary Wide-azimuth long-offset seismic data allow azimuthal anisotropy and direction resulting from the presence...
2014
Polynomial Amplitude versus Azimuth Inversion in Horizontally Transverse Isotropic Media, as Tested on Fractured Coal Seams in the Surat Basin
Joseph Kremor, Randall Taylor, Khalid Amrouch
Australian Petroleum Production & Exploration Association (APPEA) Journal
... the assumption of weak anisotropy. A method of calculating Thomsen’s weak anisotropy parameters using these AVO gradient terms is then outlined. Compared...
2017
Visualizing lateral anisotropy in modern carbonates
Sam J. Purkis, Brigitte Vlaswinkel
AAPG Bulletin
...Visualizing lateral anisotropy in modern carbonates Sam J. Purkis, Brigitte Vlaswinkel 2012 1665 1685 96 9 Statistical stationarity is a key...
2012
Comparison of Marcellus Fracturing Using Azimuthal Seismic Attributes Versus Published Data From Outcrop Studies
Tanya L. Inks, Terry Engelder, Jacki S. Hocum, Bruce Golob, Darien O'Brien
Unconventional Resources Technology Conference (URTEC)
... at the reservoir level, and for specific laterals or proposed laterals, can provide this insight. Although anisotropy, measured as azimuthal variations...
2014
Shear-wave value for seismic imaging: Lupin 9C Seismic 3D Survey, Midland Basin, West Texas
Hermes Malcotti, Ranjan Dash, James Davenport, Gary Murphy, James DiSiena, James Gaiser
International Meeting for Applied Geoscience and Energy (IMAGE)
... reliability of PS-wave imaging in depth. An important goal is to establish a common-earthmodel of velocity and anisotropy to provide inversion ready depth...
2022
Anisotropy Kinematics Clarified through Regime Rrays Model
William J. Vetter
Search and Discovery.com
...Anisotropy Kinematics Clarified through Regime Rrays Model William J. Vetter Anisotropy Kinematics Clarified through Regime Rrays Model William J...
Unknown
Anisotropy Kinematics Clarified through Regime Rrays Model
William J. Vetter
Search and Discovery.com
...Anisotropy Kinematics Clarified through Regime Rrays Model William J. Vetter Anisotropy Kinematics Clarified through Regime Rrays Model William J...
Unknown
EXTENDED ABSTRACT: From Isotropic to Tilted Transverse Isotropic Pre-Stack Depth Migration
Nicolas Chazalnoel
GCAGS Transactions
... migration (PSDM) had been a common practice in Gulf of Mexico projects since the last 2 decades. Although the evidence of anisotropy could be found...
2011
Recent Advances in the Characterization of Unconventional Reservoirs with Wide-Azimuth Seismic Data
Ran Bachrach, Colin M. Sayers, Sagnik Dasgupta, Josimar Silva, Stefano Volterrani
Unconventional Resources Technology Conference (URTEC)
... is prohibited. Summary Wide-azimuth, long-offset seismic data allow estimating azimuthal anisotropy and direction resulting from the presence of natural...
2013
Abstract: Petrography and Reactivity of Cokes for Ferrosilicon and Silicon Production
T. Videm Buo, R. J. Gray, R. M. Patalsky
The Society for Organic Petrology (TSOP)
.... In the binder phase analysis, the size of the anisotropic domains of the carbon forms is measured. Optical anisotropy measures the degree of ordering...
1998
Non-Opaque and Opaque Grain Fabrics of Siltstones in Red Peak Member (Triassic), Central Wyoming: DISCUSSION
Anthony I. Rees
Journal of Sedimentary Research (SEPM)
.... (June), GRAHAM, J. W., The significance of magnetic anisotropy in Appalachian sedimentary rocks: in Am. Geophys. Union Mon. No. 10, J. Steinhart and J...
1967
ABSTRACT: The Nature of Inertinite and its Effect on Hydrogenation,Carbonization and Combustion
Claus F.K. Diessel
The Society for Organic Petrology (TSOP)
... to the formation of some anisotropy and a limited amount of degassing pores. Medium-low reflecting macrinite and semifusinite constitute the main source...
1992
The Magnetic Fabric of a Sedimentary Rock Deposited on a Slope: NOTES
A. I. Rees
Journal of Sedimentary Research (SEPM)
.... GIRDLER, R. W., 1961, The measurement and computation of anisotropy of magnetic susceptibility of rocks. Jour. Geophys., v. 5, p. 34-44. HAMILTON, N...
1971
Abstracts: Bringing Seismic Ideas to Acoustic Logging; #120181 (2015)
Partha Biswas & Shreya B. Ley
Search and Discovery.com
... image data mostly unusable. For shear wave anisotropy, fractures are simply inferred and, for many reasons, that inference cannot be relied...
2015