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The AAPG/Datapages Combined Publications Database

Showing 44,978 Results. Searched 200,685 documents.

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Characterizing and Exploiting the Clear Fork ShaleŽ near the Midland Basin Margin in Eastern Andrews County, Texas, #110211 (2015).

Paul S. Molnar

Search and Discovery.com

... Basin • Other targets needed to be identified • The UL “Digger” unit is one such area, and is the subject of this presentation Wolfcamp Structure...

2015

The Measurement of the Shapes of Rock Particles

Allen C. Tester

Journal of Sedimentary Research (SEPM)

... with a millimeter scale or other convenient unit. (The writer uses a 1-50-inch scale). Only used for rough work. 2. Outline of grain is traced from microscope...

1931

Describing Well Spacing: Dimensionality at Work

Kiran Sathaye, Dillon Niederhut, Alexander Cui

Unconventional Resources Technology Conference (URTEC)

...: Definitions of stagger and lateral neighbors. The tangent distance represented by the arrows is the distance considered here for data exploration...

2025

Textual heterogeneity in massive sandstones from the Grès d'Annot and Numidian Flysch: Implications for depositional processes

Urval S. Patel,, Dorrik A.V. Stow, Andy Gardiner, Jim Buckman

Journal of Sedimentary Research (SEPM)

... is the most widespread tectono-stratigraphic unit in the western Mediterranean (Wezel 1970). It stretches ∼ 2500 km from the Betic Cordillera in southern...

2022

Depositional Environments Bearpaw-Horseshoe Canyon (Upper Cretaceous) Transition Zone Drumheller "Badlands," Alberta

W. W. Shepheard, L. V. Hills

CSPG Bulletin

... bentonite stringer, at top of unit E3; contact with unit E4 at top of black shale; thin zone of weathered shell fragments just above contact (See Fig. 2...

1970

Real-time hydraulic fracturing monitoring using deep learning clustering of microseismic data

Chenglong Duan, Lianjie Huang, Michael Gross, Michael Fehler, David Lumley

International Meeting for Applied Geoscience and Energy (IMAGE)

... is the imaginary unit. We implement equation (1) using the Kaiser window with a shape parameter of 𝛽𝛽=5.7, a window length of 0.0625 s, an overlapping ratio...

2022

Impact of Seismic Attenuation on Downhole Microseismic Moment Tensor Inversion

Donghong Pei, Natalia Verkhovtseva, Jon Doucette, Price Stark

Unconventional Resources Technology Conference (URTEC)

... (ISO), compensated linear vector dipole (CLVD), and double-couple (DC) components. The impacts on strike and dip are minimal. However, the alpha angles...

2016

A Physics-Guided Deep Learning Predictive Model for Robust Production Forecasting and Diagnostics in Unconventional Wells

Syamil Mohd Razak, Jodel Cornelio, Young Cho, Hui-Hai Liu, Ravimadhav Vaidya, Behnam Jafarpour

Unconventional Resources Technology Conference (URTEC)

... as 𝒄) consisting of 3 classes (i.e., low, mid, and high performing wells) represented as onehot vector encodings. In the remainder of this paper, we present...

2021

ABSTRACT: Leveraging Success from Onshore North America to Frontier and International Areas; #90017 (2003)

William H. Smith

Search and Discovery.com

... Morado structure is a carbonate unit that has shown proven gas bearing on test. In addition, other stratigraphic units have been identified...

2003

Joint Systems Along the Northeast Margin of the Mississippi Interior Salt Basin, Alabama

Jack C. Pashin and Andrew K. Rindsberg

GCAGS Transactions

... methods for directional data (Krause and Geijer, 1987). After the data were analyzed, joint modes were identified, and the vector-mean azimuth...

1999

Terminology of Cross-Stratified Sedimentary Layers and Climbing-Ripple Structures

Ralph E. Hunter

Journal of Sedimentary Research (SEPM)

..., which is defined here as the angle at which the vector of ripple climb is parallel to the steepest part of the ripple stoss slope. ALLEN, J. R. L...

1977

Applications of Oil-base Mud Earth Imager for a High-temperature and High-pressure Exploration Well

Robert Maddock, Rodmar Ravnas

AAPG Special Volumes

... that rotates up-sequence to a slightly more northerly direction. This is illustrated by means of a (shale) bedding dip-azimuth vector walkout plot...

2010

The Role of Diffusion in Primary and Enhanced Oil Recovery from Fractured Unconventional Reservoirs

Olufemi Olorode, Hassan Amer, Harun Rashid

Unconventional Resources Technology Conference (URTEC)

..., respectively. The symbol, is the unit normal that points from the centroid of a cell, i to the face between cells i and k, while is the vector from...

2021

Multi-modal Data-assisted Prediction and Analysis of Shale Gas Production Performance at Early Production Stage in Weirong Shale Gas Field, Sichuan Basin, China

Tianrui Ye, Yitian Xiao, Yong Zhao, Haitao Cao, Chunyan He

Unconventional Resources Technology Conference (URTEC)

... context vector derived from static covariates. ELU is the Exponential Linear Unit activation function, which gradually returns a constant when input...

2023

Insights into the Structural and Stratigraphic Development of Bone Gulf, Sulawesi

David J. Camplin, Robert Hall

Indonesian Petroleum Association

... Gulf. Unit X The top of Unit X is the base of the lowest coherent seismic package. Where a clear response is visible this surface is frequently...

2013

Four Storm-event Beds and the Tropical Cyclones that Produced them: A Numerical Hindcast

Timothy R. Keen , Rudy L. Slingerland

Journal of Sedimentary Research (SEPM)

... by integrating the mass transport rate-per-unit-volume over the width of the grid and the height of the boundary layer. Bed conservation equations account...

1993

GPU-based 3D anisotropic elastic modeling using mimetic finite differences

Harpreet Singh, Jeffrey Shragge, Ilya Tsvankin, Fatmir Hoxha

International Meeting for Applied Geoscience and Energy (IMAGE)

... are the direction cosines for a unit vector orthogonal to the area (surface) element. Assuming a flat free surface x3 =0, equation 4 simplifies to σ13...

2022

Geological Interpretation Based on Satelite Imagery: Updating Geological Maps of Indonesia to 1:50,000 Map Scale

Jamal, Sidarto, Ipranto, Sonny Mawardi

Geological Society of Malaysia (GSM)

... 15 20 GEOLOGICAL UNIT Quaternary sediments Quaternary carbonates Quaternary volcanics Tertiary sediments Tertiary carbonates Tertiary volcanics...

2013

TOC Content Distribution Features in Utica-Point Pleasant Formations, Appalachian Basin

Guochang Wang, Alireza Shakarmi, Jonathan Bruno

Unconventional Resources Technology Conference (URTEC)

... composition information. Different mathematical methods, such as multiple regression, artificial neural network, support vector machine...

2016

Compositional Analysis of Lithologies from Wireline Logs: Chapter 3

John H. Doveton

AAPG Special Volumes

... of gypsum, anhydrite, dolomite, and pore fluid, augmented by a line of unit values; V is the vector of their unknown proportions in the zone; and L...

1994

Predicting Estimated Ultimate Recovery from Flowing Material Balance Analysis Considering Rock and Connate Water Expansion for Unconventional Gas Reservoirs

Aykut Atadeger, Mustafa Onur, Leslie G. Thompson, Barry A. Ruddick

Unconventional Resources Technology Conference (URTEC)

...ance pseudotime and then plot the derivative data computed on a log-log plot to identify the unit-slope line indicating BDF or PSSF. However, derivative ...

2021

Patterns of Sedimentation in Rhondda Beds of South Wales

Gilbert Kelling

AAPG Bulletin

... analysis of vector properties furnishes additional evidence, valuable in interpreting the succession of hydrodynamic events recorded in such cycles...

1968

Analysis of Well Interference in Delaware Basin: A Physics-Based and Data-Driven Approach

Esmail Eltahan, Shayan Tavassoli, Brian Casey, Guinevere McDaid, Emery Goodman

Unconventional Resources Technology Conference (URTEC)

... of the wells completed in the Wolfcamp A unit of the Delaware basin (Figure 15); some of the wells with high depletion volume overlap are amongst the top...

2021

Coarse-Grained Storm Beds of the Upper Cretaceous Chungo Member (Wapiabi Formation), Southern Alberta, Canada

Richard J. Cheel, Dale A. Leckie

Journal of Sedimentary Research (SEPM)

... into the Cretaceous epeiric seaway of western North America (Lerand 1982; Rosenthal and Walker 1987). The uppermost unit (Fig. 3) comprises a fining...

1992

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