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The AAPG/Datapages Combined Publications Database

Showing 383 Results. Searched 191,921 documents.

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High-resolution Measurements of Elasticity at Core Scale. Improving Mechanical Earth Model Calibration at the Vaca Muerta Formation.

Anton Padin, Gilles Pijaudier-Cabot, Alain Lejay, Hamid Pourpak, Jean-Philippe Mathieu, Atef Onaisi, Gregory Boitnott, Laurent Louis

Unconventional Resources Technology Conference (URTEC)

... gamma rays to provide calibrated quantitative measurements of bulk density each cm; an (2) Impulse Hammer™ tool (Boitnott et al., 2017), which measures...

2019

A Sample Changer for Oriented Clay Aggregates in X-ray Diffraction: NOTES

Joost Quakernaat, Manfred Gastner

Journal of Sedimentary Research (SEPM)

.... This charging current impulse briefly excites the arresting magnet. Hence, the specimen box moves one step ahead. After the specimen box is arrested...

1968

Reservoir Characterization and Monitoring Using Multi-Transient Electromagnetic (MTEM) (Geophysics Paper 25)

Folke Engelmark

Geological Society of Malaysia (GSM)

... providing continuous coverage of the subsurface including the transition zone. The earth’s impulse response is obtained for each source receiver pair...

2008

Abstract: The Evolving Role of Geophysics in Exploration. From Amplitudes to Geomechanics (Paper C7)

E. C. Andersen, D. Gray

Geological Society of Malaysia (GSM)

.... It gives us an understanding of the time required for a seismic impulse to travel to and through a reservoir. It also gives us some understanding...

2012

Key Features of TEM and EM-IP Investigations in South-East Asia (Paper P45)

Y. A. Agafonov, I. V. Bouddo, I. V. Egorov, M. M. Salleh

Geological Society of Malaysia (GSM)

... and telluric interference: A - not distorted signal, B- impulse noise, C - trend impact. Figure 4: Typical TEM curves for different zones. where i...

2012

High-Accuracy Aeromagnetic Surveys for Deciphering the Structure of the North Near-Urals

V. G. Mavrichev, D. A. Saar

Petroleum Geology: A Digest of Russian Literature

...; 7-main block boundaries; stages of regional movements, phases: 8-initial impulse, 9-regional movements; stages of trans-regional movements, phases...

1993

A Shaking Table for Experiments on Soft-sediment Deformation: RESEARCH METHOD PAPER

G. Owen

Journal of Sedimentary Research (SEPM)

... several times or allowing the pendulum to come to rest against the table. The pendulum impulse controls the maximum velocity of the table: for a swing...

1992

Time-Temperature Relation in Oil Genesis: REPLY

Jacques Connan

AAPG Bulletin

... of the present geothermal gradient. Lopatin (1971) and Lopatin and Bostick (1973) have gone one step further while introducing the sum-heat-impulse (SHI...

1976

Using Steerable Filters to Map Geological Features from HRAM Data of the Foothills of Northeastern British Columbia, Canada

Hassan H. Hassan

Search and Discovery.com

... steerable filters (Fig. 1). In this scheme an impulse function hșa (x,y) rotated by an arbitrary angle șa was formulated as a linear combination...

Unknown

Abstract: Ground Roll Attenuation via SVD and Adaptive Subtraction; #90171 (2013)

Peter Cary and Changjun Zhang

Search and Discovery.com

... roll but they can have limited success because of irregular trace spacing and data aliasing. They also can generate artifacts due to spatial impulse...

2013

Abstract: Kaizen Approach Leading to Success in North Sea Turbidites: Constant Revision of a Geological Model; #90171 (2013)

Jean-Yves Chatellier and Jackie Banner

Search and Discovery.com

... that revitalized the exploration impulse in some of the areas. Thus in the Guillemot D area, well 21/30-1 encountered only 3 meters of oil in the Rogaland...

2013

Using Steerable Filters to Map Geological Features from HRAM Data of the Foothills of Northeastern British Columbia, Canada

Hassan H. Hassan

Search and Discovery.com

... steerable filters (Fig. 1). In this scheme an impulse function hșa (x,y) rotated by an arbitrary angle șa was formulated as a linear combination...

Unknown

Abstract: Ground Roll Attenuation via SVD and Adaptive Subtraction; #90171 (2013)

Peter Cary and Changjun Zhang

Search and Discovery.com

... roll but they can have limited success because of irregular trace spacing and data aliasing. They also can generate artifacts due to spatial impulse...

2013

Abstract: Kaizen Approach Leading to Success in North Sea Turbidites: Constant Revision of a Geological Model; #90171 (2013)

Jean-Yves Chatellier and Jackie Banner

Search and Discovery.com

... that revitalized the exploration impulse in some of the areas. Thus in the Guillemot D area, well 21/30-1 encountered only 3 meters of oil in the Rogaland...

2013

Abstract: Monte Carlo Markov Chain Methods in Seismic Deconvolution; #90174 (2014)

Andres Medina and Mirko van der Baan

Search and Discovery.com

... of one element (Markov property). Theory and/or Method The Earth’s impulse response to the wavelet acts as a filter and is mathematically expressed...

2014

Abstracts: The Evolving Role of Geophysics in Exploration: From Amplitudes to Geomechanics; #90173 (2015)

Eric Andersen, David Gray

Search and Discovery.com

... of the time required for a seismic impulse to travel to and through a reservoir. It also gives us some understanding of the amplitude we should...

2015

Modeling Hydro-Isostasy: Isostatic Flexure Along the Global Coastlines Due to Sea-Level Rise and Fall

Eric W. Hutton and James P.M. Syvitski

Search and Discovery.com

...-width of the impulse function, xbar is x/alpha or distance/flexural parameter, w = deflection         The change in shelf gradient is a function...

Unknown

Correlating Versus Inverting Vibroseis Records: Recovering What You Put into the Ground; #41577 (2015)

Glen Larsen, Paul Hewitt, Art Siewert

Search and Discovery.com

...(t) = s(t) * w(t) * e(t) Equation 1 where x(t) is the recorded trace, s(t) is the sweep, w(t) is the seismic wavelet, and e(t) is the earth’s impulse...

2015

Structural Analysis Using Spatial Filtering in Interior Plains of South-Central Alberta

J. E. Robinson , H. A. K. Charlesworth , M. J. Ellis

AAPG Bulletin

... The relations among input, filter, and output in the distance domain can be described by means of the concept of the unit impulse or spike. The output...

1969

DMO and NMO as Applied in Seismic Data Processing

Jiunnyih Chen

Geological Society of Malaysia (GSM)

... migration, what should be the impulse response ofthis spike before migration? A simple way to get the answer is but to inversely migrate the ellipsoid...

1989

A New Cement and Casing Evaluation Tool – The CET

M. H. Jennings

Indonesian Petroleum Association

... of the casing. A pictorial depiction of the response model is given in figure 1. For simplicity we assume the signal to be a unit impulse with only...

1984

New Seismic Method in Populated Areas (A Case Study in the Surabaya Area, East Java, Indonesia)

Suyitno Patmosukismo, A. Syahbuddin, G. Alameda

Indonesian Petroleum Association

... and in the case of conventional emission. Figure 4. Principle of the Sosie Process The notations are the following: S(t): Signal emitted by an elementar impulse...

1985

Observations of geophone spurious resonance

Steve Hearn, Shaun Strong, Andrew Kinmont

Petroleum Exploration Society of Australia (PESA)

..., with the resonance amplitude increasing, and resonance frequency dropping slightly (~183 Hz) for a tilt of 12°. Tap tests provide a relatively robust impulse...

2019

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