Fractures in Sedimentary Rocks: ABSTRACT

Vincent C. Kelley

AAPG Bulletin

... two or three sets may be about equally developed in length and frequency, or one set may predominate. Joint sets may be confined to single beds...

Building a discrete fracture network based on the deformation history: A case study from the Guaduas Field, Colombia

A. Kloppenburg, J. C. Alzate, G. Rodriguez Charry

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... - Exploracion Petrolera en las Cuencas Subandinas are the most important structures in connecting the fracture sets and thus exert primary control...

Chapter 25: Comparison of Production from Horizontal and Vertical Wells in the Austin Chalk, Niobrara, and Bakken Plays

James R. Stell, Charles A. Brown

Rocky Mountain Association of Geologists

... wells and some relationships between the two well types have been noted. However, horizontal drilling results have been quite variable and unpredictable...

Control of normal fault interaction on the distribution of major Neogene sedimentary depocenters, Lake Tanganyika, East African rift

Kiram E. Lezzar, Jean-Jacques Tiercelin, Caroline Le Turdu, Andrew. S. Cohen, David J. Reynolds, Bernard Le Gall, Christopher A. Scholz

AAPG Bulletin

.... 139-152. Le Turdu, C., 1998, Modeles tectono-sedimentaires 3D des bassins en extension. Exemples du Rift du Kenya (Baringo-Bogoria et Magadi), du Rift...

A New Method for Prospect Appraisal

H. C. Chen , J. H. Fang

AAPG Bulletin

.... Operations on fuzzy sets (e.g., combining sets) are different from those of crisp sets. For example, if we have two crisp sets, A = {quartz, orthoclase...

Modeling on Enhanced Gas Recovery and Evaluation CO2 Sequestration Capacity Under Different Mechanisms in Shale Gas Reservoirs

Weirong Li, Bingchen Hou, Zhenzhen Dong, Tianyang Zhang，Shihao Qian, Xin Wei, Hui Pu

Unconventional Resources Technology Conference (URTEC)

... alleviates the energy crisis but also contributes to energy conservation and emission reduction.[8] Shale gas exists mainly in two forms, adsorbed...

Stratigraphy and Sedimentology of the Tensleep Sandstone (Pennsylvanian and Permian), Bighorn Mountains, Wyoming

Dennis R. Kerr, David M. Wheeler, David J. Rittersbacher, John C. Horne

Earth Science Bulletin (WGA)

... of 10 m. (30 ft.) at most localities (e.g. Tensleep Canyon). Some workers have proposed a disconformity between the two formations (Love, 1939; Branson...

Geomechanical and Flow Simulation of Hydrofracs Using High-Resolution Passive Seismic Images

Alfred Lacazette, William Dershowitz, Jan Vermilye

Unconventional Resources Technology Conference (URTEC)

... and semblance clouds. The nodal planes of a focal mechanism provide information on the fault plane orientation. However, two orthogonal nodal planes...

Improving Microseismic Denoising Using 4D (Temporal) Tensors and High-Order Singular Value Decomposition

Keyla Gonzalez, Eduardo Gildin, Richard L. Gibson Jr.

Unconventional Resources Technology Conference (URTEC)

... sets of data. Afra and Gildin (2016) extended the use of HOSVD for reservoir model parameterization, proving the performance and computational...

Paleomagnetic Studies of the Samoan Islands: Results from the Islands of Tutuila and Savaii

Barbara Keating

Circum Pacific Council Publications

.... Orthogonal plots of the results of alternating field demagnetization. These plots Indicate that most samples have but one component of magnetization...

An Evaluation of Offshore and Beach Changes on a Tideless Coast

Lee L. Weishar, William L. Wood

Journal of Sedimentary Research (SEPM)

... (1969) evaluated two sets of profiles obtained in 1966 and 1967 from 47 sites along the southern Lake Michigan shoreline. They concluded that th...

Identification of Fractured Basement Reservoir Using Integrated Well Data and Seismic Attributes: Case Study at Ruby Field, Northwest Java Basin; #20195 (2013)

Made Suardana, Ari Samodra, Arief Wahidin, and Mohammad Rachmat Sule

Search and Discovery.com

... was a pull-apart basin due to dextral strike slip fault motion, with a north-south orientation of the main fault which is orthogonal to the subduction...

Abstract: Reducing the Structural Uncertainty in Poor 2-D Seismic Data, Gambier Embayment, Otway Basin, Australia - a Minimum Strain Approach, by Peter Boult, Brett Freeman, and Graham Yielding; #90078 (2008)

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Abstract: Reducing the Structural Uncertainty in Poor 2-D Seismic Data, Gambier Embayment, Otway Basin, Australia — A Minimum Strain Approach, by Peter Boult, Brett Freeman, Graham Yielding, and Dave Quinn; #90082 (2008)

Search and Discovery.com

Abstract: A Preliminary Study on the Late Cenozoic Structural Characteristics of Arakan Fold Belt, Bay of Bengal, by Tang, Pengcheng; Fuliang, Lu; Guozhang, Fan; Wang, Xuefeng; Sun, Hui; Li, Li; #90163 (2013)

Search and Discovery.com

Geomechanical Modeling of Time-Dependent Strain in the Bakken and Implications of Stress Shadow Interactions Between Hydraulic Fractures

Neil A. Peterson, Michael Mehle, Yamina Aimene

Unconventional Resources Technology Conference (URTEC)

... occurred in ball-activated completion systems. Commensurate disparities in production studies that compared the two systems further demonstrated production...

In situ stress in the Peace River Arch area, Western Canada

J. S. Bell, R. E. McCallum

CSPG Bulletin

... of the regional northeast-southwest azimuth for SHmax, the larger horizontal principal stress is directed north-northeast-south-southwest. In a previous study, two...

Microtopography, Runoff Processes, Sediment Transport, and Their Implications for Land Use Planning in the Central Texas Hill Country

William M. Marsh , Nina L. Marsh

GCAGS Transactions

.... These investigations were conducted in two small basins in the Barton Creek watershed west of Austin (Fig. 1). These basins together cover 207 acres...

The Three Elements of Structural Geology Part 6, #41849 (2016).

Terry Engelder,

Search and Discovery.com

... was deformed under late Paleozoic lower greenschist facies conditions. Two mechanisms are invoked to account for the deformation. Pressure solution resulted...

Syndeformational Magnetization in the Ordovician Bigfork Chert at Black Knob Ridge, Western Ouachita Mountains, Southern Oklahoma: (Part I)

Tony K. Hillegeist

Oklahoma City Geological Society

... cores were not oriented. Square symbols, horizontal component; circles, vertical component. The same convention is used on all orthogonal projections...

Monitoring and Imaging the Dynamics and Extent of Hydraulic Fracturing Fluid Movement Using Ground-Based Electromagnetics, With Application to the Eagle Ford Shale

Mark S. Hickey, Santiago Treviño, Mark Everett

Unconventional Resources Technology Conference (URTEC)

... field response. While the orthogonal RX-dipole orientation provides more information about the frac, the signal strength is typically two orders...

Aeromagnetic Evidence for Origin of Arctic Ocean Basin: Evolution of Arctic Ocean Basin

Ned A. Ostenso , Richard J. Wold

AAPG Special Volumes

... to satisfy the following major criteria or constraints. 1. Until the late Paleozoic, Eurasia was two separate continental fragments--the Russian (European...

Vector Constraints on Quaternary Deformation of the Western United States East and West of the San Andreas Fault

J. Bernard Minster, Thomas H. Jordan

Pacific Section SEPM

... shortening orthogonal to the fault and 6-25 mm/yr of right-lateral motion parallel to it. These predictions are independent of the rate estimates from...

WVD, Singular Value Decomposition Extended to Three Dimensional Space and Beyond

Xishuo Wang

Search and Discovery.com

... al, 1978) describe a simple way of finding the most dominant eigencomponent. It takes advantage of the fact that eigenvectors are mutually orthogonal...

WVD, Singular Value Decomposition Extended to Three Dimensional Space and Beyond

Xishuo Wang

Search and Discovery.com

... al, 1978) describe a simple way of finding the most dominant eigencomponent. It takes advantage of the fact that eigenvectors are mutually orthogonal...