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The AAPG/Datapages Combined Publications Database

Showing 5,195 Results. Searched 200,619 documents.

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Characterization of Early-Time Performance of a Well with a Vertical Fracture Producing at Constant Pressure

Nicholas Wiewiorowski, Alex Valdes-Perez, Thomas A. Blasingame

Unconventional Resources Technology Conference (URTEC)

... q' D ( ) psD,cr (t D   ) d...

2017

Chemisty and Mineralogy of Ferromanganese Deposits from the Equatorial Pacific Ocean

Eric H. De Carlo, Charles M. Fraley

Circum Pacific Council Publications

... a modification of a previously described method (Bernas, 1968; D e Carlo et al., 1982,1987a) or in a microwave oven. T h e microwave t e c h n i q u e ( m...

1992

Mapping of Rock Property Changes in Space and Time Using Microseismic Data through Full-Waveform Inversion

Jyoti Behura

Unconventional Resources Technology Conference (URTEC)

... 3.12 1.40 3.04 2.96~ E E ~ 2.88~ N Q. 1.35U> E E 1.30~ ~ N 1.25>"' 2.8o> 2.72 1.20 2.64 1.15 1.10 (a) Vp (b) Vs o.8· 0 3.0 2.45...

2016

Utilizing the Two-Way Wave Equation: Reverse Time Pre-Stack Depth Migration

Matthew H. Karazincir, Clive M. Gerrard, Andrew Long, Lynn B. Comeaux

Indonesian Petroleum Association

... by k x2 , k y2 , k z2 , and inverse FFT’d back at each time step and at each grid point. In addition to the fact that the FFT based pseudo-spectral...

2008

Efficient physics-informed Bayesian inversion of VSP and hydrofrac data

Tian Qiao, George Turkiyah, Gerard T. Schuster

International Meeting for Applied Geoscience and Energy (IMAGE)

... of Petroleum Geologists Efficient physics-informed Bayesian inversion 4D data. For the VSP examples in this paper we initially used the analytic inverse...

2022

Subsurface seismic imaging using drill bit noise

Mehdi Asgharzadeh, Ashley Grant, Andrej Bona, Milovan Urosevic

Petroleum Exploration Society of Australia (PESA)

... be either converted to inverse vertical seismic profile (IVSP) data and imaged following standard VSP migration methods (Poletto and Miranda, 2004...

2019

Raven Creek Field, Campbell County, Wyoming: Case Histories

C. E. Tranter, C. W. Kerns

AAPG Special Volumes

...-filtered trace then was deconvolved and displayed as the inverse-filtered trace of Figure 11. The comparison between the processed field trace...

1972

Use of extended source inversion for estimating the noise level in seismic data

Huiyi Chen, William W. Symes, Susan E. Minkoff

International Meeting for Applied Geoscience and Energy (IMAGE)

... estimation algorithm, coherent noise In Experiment 2 we use the same data as in Experiment 1 (with 30% coherent noise). We solve the inverse problem using...

2022

Fluvial Paleochannels

S. A. Schumm

Special Publications of SEPM

... and the type of sediment load conveyed through the channel Q The d l w QIDOC s and w Q l oc dP Empirical equations developed from data collected...

1972

The effect of leaf orientation to sunlight on stomatal parameters of Quercus rubra around the Belgrade Lakes, central Maine

Rachel G. Daly, Robert A. Gastaldo

PALAIOS

... the last 100 kyr (Beerling, 2002). In the last quarter century, empirical research has established that the inverse relationship between pCO2 and stomatal...

2010

Aeromagnetics of Southern Alberta within Areas of Hydrocarbon Accumulation

G.E. Leblanc,, W.A Morris

CSPG Bulletin

... and exotic geochemistry. The Leading Edge, v. 17, no. 1, p. 89-92. Reford, S. 1997. HRAM filtering 101. In: 1997 Canadian Society of Exploration...

1999

Frequency-dependent seismic anomalies resulting from anisotropic permeabilities in hydrocarbon-bearing fractured porous rocks

Xuehua Chen, Xiaomin Jiang, Shengyi Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... with the various fracture characteristics. Then, we calculated their frequencydependent velocity dispersion, attenuation (i.e. inverse quality factor, Q...

2024

High-order viscoelastic prestack seismic nonlinear frequency-dependent inversion method based on scattering matrix

Tianjun Lan, Zhaoyun Zong

International Meeting for Applied Geoscience and Energy (IMAGE)

... coefficient matrix. By introducing the Futtermann nearly constant Q model (Futterman, 1962), the elastic medium scattering matrices can be rewritten...

2022

The Earths radial conductivity model derived from the latest CSES and Swarm satellite data

Mingquan Lai, Xiuyan Ren, Changchun Yin, Yunhe Liu, Bo Zhang, Yang Su

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the spherical harmonic coefficients In the frequency domain, the external and internal coefficients are related to the scalar Q-response as follows (Olsen, 1999...

2023

Seismic Inversion Resolution Enhancement With (3S) Spectral Blueing, Spectral Balancing, and Stochastic Inversion on Fluvio Deltaic Environment

Aji Darma Maulana, Nine Safira, Ongki Ari Prayoga, Egie Wijaksono, Alit Ascaria

Indonesian Petroleum Association

... are shown in Figure 2b. The third step is to separate the frequency and then proceed to the Inverse Fourier Transform process, which converts the data...

2022

From Rifted Margins to Foreland Basins: Investigating Provenance and Sediment Dispersal Across Desert Arabia (Oman, U.A.E.)

Eduardo Garzanti,, Sergio Ando, Giovanni Vezzoli, Daniela Dell'era

Journal of Sedimentary Research (SEPM)

... 2002). Unraveling Mixed Provenance.--In order to unravel mixed-source compositions we used a simple forward approach (rather than an inverse modeling...

2003

The Origin of Inverse Grading in Muddy Debris Flow Deposits--A Review

Michael A. Naylor

Journal of Sedimentary Research (SEPM)

...The Origin of Inverse Grading in Muddy Debris Flow Deposits--A Review Michael A. Naylor 1980 Vol. 50 No. 4. (December), Inverse grading involves...

1980

Determination of Paleoheat Flux from Vitrinite Reflectance Data

I. Lerche , R. F. Yarzab , C. G. St. C. Kendall

AAPG Bulletin

... path; it is a function of both time and depth: [EQUATION] where K (Z^prime) is the thermal conductivity as a function of depth and Q...

1984

ABSTRACT: Textural Trends in Deposits of Collapsing Turbidity Currents: Sedimentology of Turbidites and Slurry Beds from the Oligocene Flysch of the East Carpathians, Romania; #90007 (2002)

Zoltán Sylvester, Donald R. Lowe

Search and Discovery.com

... to be inverse-to-normally graded, normally graded or ungraded-to-normally graded. Sorting tends to improve upwards in inversely or normally graded intervals (Fig...

Unknown

Abstract: 3D Delaware Basin Petroleum System Evoluton: Solution of the Basin Inverse Boundary Value Problem; #90257 (2016)

John D. Pigott, Kulwadee L. Pigott, Esra Yalcin, Michael T. Williams

Search and Discovery.com

...Abstract: 3D Delaware Basin Petroleum System Evoluton: Solution of the Basin Inverse Boundary Value Problem; #90257 (2016) John D. Pigott, Kulwadee L...

Unknown

Sand Bodies Connectivity Analysis Utilizing Measured Pore Pressure in Normal Pressure, Offshore Bohai Bay Basin, China, #42106 (2017).

Qian Geng, Xu Changgui, Niu Chengmin, Yang Bo, Yang Haifeng, Jia Zhen,

Search and Discovery.com

... derivation transforming the linear relation between the pressure and depth into the inverse proportional function. The properties of inverse...

2017

The Nonlinear Inversion of Paleogeothermal Evolution: An Example from the Northern Part of the South China Sea

Xue aimin

Geological Society of Malaysia (GSM)

... is presented. THE METHOD OF INVERSION Lerche (1984) has advanced a new method to inverse paleo-heat flux. The function which describe the relationship between...

1993

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