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The AAPG/Datapages Combined Publications Database

Showing 8,193 Results. Searched 200,673 documents.

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Rock Fabric Not Principal Stress Dictates SRV: The Story of How a ~70 Year Old Discounted Data Point Still Plagues Our Industry and How True Triaxial Testing Finally Confirms It

Giovanni Grasselli, Matthew G. Adams, Aly Abdelaziz

Unconventional Resources Technology Conference (URTEC)

...) of the rock mass was overlooked presuming it ‘a notoriously undependable quantity’ and to be ‘reduced to zero’ at depth due to its intersection with one or more...

2023

Characterizing the Tops of Devonian Units in the Challenging Sub-Andean Region of Bolivia

Paola Delgado, Gerardo Villacorta, Andrea Di Daniel, Karim Bondabou

Unconventional Resources Technology Conference (URTEC)

... characterization impossible. Due to this constraint, geological mapping relies on the old technique of Palynology. This technique has several limitations...

2024

Contributions of Seismology to Plate Tectonics

Jack Oliver

AAPG Bulletin

... in geology. Studies of seismic body waves have demonstrated that, at least for some regions, there is a velocity inversion with depth...

1972

Three-Dimensional Trend Mapping Using Gamma-Ray Well Logs: Simpson Group, South-Central Kansas

J. H. Doveton , Zhu Ke-an , J. C. Davis

AAPG Bulletin

... this ambiguity, the moments can be expressed in proportional form by dividing each moment by the total thickness. Because of the division, the units of depth...

1984

Three-dimensional printing for geoscience: Fundamental research, education, and applications for the petroleum industry

Sergey Ishutov, T. Dawn Jobe, Shuo Zhang, Miguel Gonzalez, Susan M. Agar, Franciszek J. Hasiuk, Francesca Watson, Sebastian Geiger, Eric Mackay, and Richard Chalaturnyk

AAPG Bulletin

... synchrotron tomography—Effect of initial pore structure and flow conditions: Chemical Geology, v. 428, p. 15–26, doi:10.1016/j.chemgeo.2016.02.030...

2018

Establishing the Basis for Multi-Segment Arps Decline Models

John Lee

Unconventional Resources Technology Conference (URTEC)

... distinct flow regimes should ultimately appear in practice and are related to depth-of-investigation considerations: (1) an early ramp-up in production...

2021

Chapter 11: Earth, Mind, and Paper: Field Sketches as Expert Representations of the Hat Creek Fault Zone

Heather L. Petcovic, Carol J. Ormand, Bob Krantz

AAPG Special Volumes

... to more than 20 km (12.4 mi) depth. Focal mechanisms show normal to right slip on steep, generally northwest to north striking faults (Waldhauser, 2009...

2016

Methods of Estimating Oil and Gas Resources

David A. White, Harry M. Gehman

AAPG Bulletin

... have limitations. There is always some ambiguity about exactly what areas and drilling depths are represented. Presumably, frontier areas without either...

1979

Earthquake Hazards and Tectonic History of the San Andreas Fault Zone, Los Angeles County, California

Allan G. Barrows, James E. Kahle, David J. Beeby

Pacific Section of AAPG

... techniques were used to investigate conditions at depth. Nearly 35 km of low-energy, seismic-refraction traverses were run across faults and/or suspected...

1987

Dynamics of Bedforms in the Lower Mississippi River

David J. Harbor

Journal of Sedimentary Research (SEPM)

... may have passed between fathometer profiling and flow characterization. Mean velocity and depth were determined for 25-50 stations at each cross...

1998

Limitations of Methods of Drilling and Testing Wildcat Wells: Abstract

Parke A. Dickey

Tulsa Geological Society

...Limitations of Methods of Drilling and Testing Wildcat Wells: Abstract Parke A. Dickey 1953 128 128 Vol. 21 (1953) Current drilling methods...

1953

The Essence of the Seismic Reflection Method: Abstract

Robert Kendall

Tulsa Geological Society

... in some detail with observations regarding its potential and limitations...

1967

Abstract: Enhanced Oil Recovery

James D. Henry

GCAGS Transactions

... but which will not be recovered because of economic and technological limitations. This oil is the target of Enhanced Oil Recovery (EOR). But, even given...

1979

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