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The AAPG/Datapages Combined Publications Database

Showing 73,278 Results. Searched 200,693 documents.

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A Coupled Three-Dimensional Hydraulic Fracture Propagation Model Considering Multiple Bedding Layers

Jizhou Tang, Kan Wu, Lihua Zuo, Christine Ehlig-Economides

Unconventional Resources Technology Conference (URTEC)

... with constant displacement discontinuities, can be given under the local coordinate system x1 , x2 , x3 , as (Rongved, 1957; Salamon, 1964): 𝐺 𝜎11 = {𝜅1...

2018

The Generation of Scour Marks Near Obstacles

Peter D. Richardson

Journal of Sedimentary Research (SEPM)

...) is assumed. End_Page 965------------------------ The Eulerian description of motion involves specification of a coordinate system fixed in space...

1968

Flow Interference Between Frac Clusters (Part 2): Field Example From the Midland Basin (Wolfcamp Formation, Spraberry Trend Field) With Implications for Hydraulic Fracture Design

Ruud Weijermars, Arnaud van Harmelen, Lihua Zuo

Unconventional Resources Technology Conference (URTEC)

... of the drainage around horizontal wells using a newly developed analytical streamline simulator. A first case of single synthetic fractured well highlights...

2017

Graphic Method of Determination of the Position of the Gas-Water Contact in Gas Pools

I. V. Petrov

Petroleum Geology: A Digest of Russian Literature

... using geophysical logging, establishment of the position of the contact on a basis of testing on profiles through the field, and finally the analytical...

1960

A 3D immersed boundary method for acoustic wavefield simulation with irregular surface topography

Xiang Li, Ziduo Hu, Yancan Tian, Wei Liu, Zhonghua Xu, Gang Yao

International Meeting for Applied Geoscience and Energy (IMAGE)

... to the ghost points. In the Cartesian coordinate system, we propose a stable 3-D immersed boundary method (3DIBM) that can simulate acoustic waves...

2023

Abstract: Complex-beam Migration: Non-recursive and Recursive Implementations; #90187 (2014)

Tianfei Zhu

Search and Discovery.com

... is a complex-beam solution constructed along a given geometric ray, often referred to as the central ray, in a ray-centered coordinate system. Details...

2014

Quartz Grain Orientations--1 (The Photometric Method)

R. F. Sippel

Journal of Sedimentary Research (SEPM)

... we compute N X G X Q X A = V using the appropriate parameters to describe the system of interest. Notice the order in which the matrices are written...

1971

Solving Hydraulic Fracturing Controversies

Thomas Smith

GEO ExPro Magazine

...." to be light to optimise transportation. "Fraccing with particles of different Water Containment sizes, often the case when using sand While...

2012

The influence of depositional environment and basin history on the taphonomy of mammalian assemblages from the Barstow Formation (middle Miocene), California

Katharine M. Loughney, Catherine Badgley

PALAIOS

... (Fig. 2). We located fossil sites using aerial photographs, topographic maps, Google Earth, and field maps and notes from museum archives. Coordinates...

2020

Abstract: Transforming Time-Consuming Drilling Engineering Tasks into Few Clicks with Minimum Input Through Domain Expertise. Global Overview and Examples; #91210 (2025)

Abdulqawi AlFakih, Olga Akhmetova, Mohamed K. Nafi, Alexandre Avgoustopoulos

Search and Discovery.com

... has been developed, aiming to transform current practices. This workflow is implemented using collaborative software designed to integrate seamlessly...

2025

Sensitivity of Groundwater Flow Patterns to Parameterization of Object-Based Fluvial Aquifer Models

Sean A. Mckenna, Gary Smith

Special Publications of SEPM

...) in a fluvial depositional system. A single permeability value is assigned to each facies. For each realization, Latin hypercube sampling is used to draw...

2004

Modelling and 3D Printing of a Random Porous Media Using Iterative Function System Fractals

Nhan Thanh Nguyen Kenny Cao, Chan Mayol, Alireza Salmachi, Agatha Labrinidis

Australian Petroleum Production & Exploration Association (APPEA) Journal

...Modelling and 3D Printing of a Random Porous Media Using Iterative Function System Fractals Nhan Thanh Nguyen Kenny Cao, Chan Mayol, Alireza Salmachi...

2023

Compressibility of sorptive porous media: Part 2. Experimental study on coal

Shimin Liu and Satya Harpalani

AAPG Bulletin

... system, and and is the first stress invariant, which has the same value regardless of the coordinate system’s orientation. Under uniaxial strain...

2014

The Technology of the Joint Inversion of Conventional Well Logs for Evaluation of Double Porosity Carbonate Formations; #41942 (2016)

Elena Kazatchenko, M. Markov, A. Mousatov, E. Pervago

Search and Discovery.com

... coordinate system (Landau and Lifshitz, 1960) ∫ where , ( )√( )( )( ) are the semi-axes of the inclusion ellipsoid. (7) is the depolarization We...

2016

Application of Residual Basalt for the Cultivation of Jasmine Rice from Northeastern Thailand; An Example of the Reduction of Methane Emissions

Weerapon Kaew-in, Montri Choowong

Geological Society of Malaysia (GSM)

...% of the total global production (Fukagawa & Ziska, 2019). Although rice is useful to humans, using fertilizers for rice farming today affects the environment...

2023

Hydrogeologic Characteristics and Water Levels of the Wilcox Aquifer in Southwestern and Northeastern Arkansas

Aaron L. Pugh, Tony P. Schrader

GCAGS Transactions

... or electric tapes to a standardized steel tape used only for calibration. Wells locations were verified using a Wide Area Augmentation System (WAAS) Global...

2009

Lenggong Valley … Revisit our national treasure

Eric Teng Jing Hang, Mohd Hariri Arifin

Geological Society of Malaysia (GSM)

... 3 shows the study location nearby Masjid Lama Kampung Chepor, Lenggong with coordinate 5°5’14.13” N, 100°59’55.02” E. Figure 4 and Figure 5 show...

2021

Ultimate Precision of Barometric Surveying

Victor Vacquier

AAPG Bulletin

... control in gravimetric prospecting, especially, may run as high as one third of the total cost. Although a number of oil companies are using commercial...

1937

ELECTRONIC COMPUTERS AID IN EXPLORATION DECISIONS AND INTERPRETATIONS

E. J. Assiter

Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)

... as part of an integrated system illustrating which steps may be automated in an interpretation. (i.e. seismic interpretation). EXAMPLE OF DECISION...

1962

Automated Data and ML Pipelines to Accelerate Subsurface Digitalization

Raj Kannan, Vikas Jain

Unconventional Resources Technology Conference (URTEC)

... first break picking and improve its quality. By using ML models trained on a fraction of available data, the system can outperform the current...

2023

Frequency-domain GFDM with optimal coefficient for undulating interface

Zongfeng Jia, Guochen Wu, Bo Zhang, Hongying Liu, Sen Yang

International Meeting for Applied Geoscience and Energy (IMAGE)

...n effectively suppress the artificial diffraction caused by the staircase approximation of the undulating interface in the Cartesian coordinate syste...

2024

Coal Bed Methane Development - Structure is Still Important

Richard W. Davis

Wyoming Geological Association

... producing fields using conventional geologic analysis in combination with analysis of hydrogeologic parameter variations shows structure in the form...

2003

The Gridded Fault Surface: Chapter 11

Don Clarke

AAPG Special Volumes

... trace. The figures that correspond to the following procedure are all in rectangular coordinates (state plane coordinate system, California Zone 7...

1992

The Niton Member: A new Oxfordian to Kimmeridgian (Jurassic) glauconitic sandstone member, Fernie Formation, west-central Alberta subsurface — sedimentology, biostratigraphy and regional considerations

Samuel K. Williams, Federico F. Krause, Stefan T. Knopp, Edward H. Davies, Terry P. Poulton, Christopher L. DeBuhr

CSPG Bulletin

... and Taphonomy. Unwin-Hyman, Boston, 280 p. Brooke, M.M. and Braun, W.K. 1972. Biostratigraphy and microfauna of the Jurassic System of Saskatchewan...

2013

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