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The AAPG/Datapages Combined Publications Database

Showing 1,248 Results. Searched 200,673 documents.

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Summary of Conspicuous Geologic Features of the Lower Tertiary Sequence

V. Standish Mallory

AAPG Special Volumes

... and tuffaceous siltstones is a part of local Refugian volcanism. In summation, the five Eocene stages may be grouped into (1) the lower stages characterized...

1959

Experiment in the Use of Grouped Shots Using the Common Depth Point Method

M. D. Malykhin, Ye. I. Murashko, V. I. Rikhter, A. F. Sokolov

Petroleum Geology: A Digest of Russian Literature

... kg). The following measures are recommended: Use of symmetrical observation layouts. In this case retaining multiplicity of summation...

1979

Abstract: Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations (Paper 23)

Ng Tong San, Mohd. Hashim Abas, Leong Lap Sau

Geological Society of Malaysia (GSM)

... stretch formulation or Integral/Summation (Kirchhoff-style) methods with provisions for spatial aliasing and dip constraints. Fourier transform methods...

1995

A New Apparatus for Recording Particle Size Distribution

C. L. Bascomb

Journal of Sedimentary Research (SEPM)

... the transducer is fed to a recorder, which traces an accumulation curve. The first derivative (slope of the curve) gives a summation curve of the particle size...

1968

Porosity: Part 5. Laboratoy Methods

M. Peter Cone, David G. Kersey

AAPG Special Volumes

... 205------------------------ [EQUATION (2)] [EQUATION (3)] Porosity can also be determined by adding (using summation of fluids) the individual...

1992

A Critique of the "McLaren Method" for Defining Sediment Transport Paths: REPLY

Patrick McLaren, Donald Bowles

Journal of Sedimentary Research (SEPM)

... using a vector summation technique. Although we have attempted several such approaches, we have been unable to improve on the "line-by-line" examination...

1991

Abstract: Multiple Attenuation Using MultiFocusing Technology; #90224 (2015)

Marianne Rauch–Davies, Alex Berkovitch, Kostya Deev, and Evgeny Landa

Search and Discovery.com

... the offset traveltimes for the multiples using the identified MF attributes and compute a multiple model based on the partial coherent summation...

2015

Abstract: Smart Supergrouping Improves Residual Static Estimation in Areas with Challenging Seismic Data Quality; #90254 (2016)

Pavel Golikov, Maxim Dmitriev, Andrey Bakulin, Dmitry Neklyudov, Rienk Lakeman

Search and Discovery.com

... intervals using simple assumptions and smart summation techniques that have proven to work well for field data of different complexity. We perform smart...

2016

Abstract: Time Lapse Passive Seismic Emissions and Fracture Images From Microseismic; #90000 (2016)

Charles Sicking, Jan Vermilye, Alfred Lacazette, Pete Geiser, Laird Thompson

Search and Discovery.com

..., and therefore are invisible to conventional MEQ microseismic methods. TFI captures LPLD energy. In summary, the semblance-based summation methods used...

2016

Abstract: Hilbert Transform of Distributed Acoustic Sensing (DAS) fiber optic data: A new attribute to assess hydraulic fracturing in Marcellus Shale; #90308 (2017)

Payam Kavousi Ghahfarokhi Timothy R. Carr

Search and Discovery.com

... fracture stimulation (one SEGY file for every 30 seconds). The first attribute is the energy attribute: a summation of the squared amplitude of the DAS...

2017

Abstract: Multi-Scale Facies Classification for Prediction of Textural Rock Properties from Post-Stack Seismic Data: BV Nose Discovery, Upper Miocene Deepwater Stevens Play, San Joaquin Basin, California; #90311 (2017)

Doug L. Klepacki, Adam Cox

Search and Discovery.com

...) facies-associations from the porosity-height summation, resulting in a seismically-derived estimation of net pay. Klepacki, D, L., and A. Cox, 2017...

2017

Abstract: Enhancement of High-Channel Count Land Seismic Data Using Nonlinear Beamforming for Unbiased Time Processing; #90319 (2018)

Andrey Bakulin, Ilya Silvestrov, Maxim Dmitriev, Pavel Golikov, Dmitry Neklyudov, Maxim Protasov, Kirill Gadylshin, Vladimir Tcheverda, Victor Dolgov

Search and Discovery.com

... and performs partial summation along the estimated trajectories. The approach is free from the classical hyperbolic assumptions and is based...

2018

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