ABSTRACT: The Distribution of Xylite in the Coal Beds of Motru-Rovinari Basin (Romania)

Sorin Lory Buliga

The Society for Organic Petrology (TSOP)

... remainders of fossil woods (usually branches of different size) partial transformed, which come from the former "standing crop" of the Glyptostrobus...

The Economic Value of a Synergistic Organization: Creating, Managing, and Evaluating Multidisciplinary Teams

Robert M. Sneider

AAPG Special Volumes

... of discreet agencies so that the total effect is greater than the sum of the effects taken independently". Within the context of the petroleum exploration...

Coalbed Gas Development in the Rockies - Analogues for the World

D. Keith Murray, Stephen D. Schwochow

Rocky Mountain Association of Geologists

... the perpendicular component, causing the polarized shear waves to split and be recorded at different times." Permeability anisotropy that is attributable in large...

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Theory; #90171 (2013)

Stewart Trickett and Lynn Burroughs

Search and Discovery.com

... the following properties: Exactness Property: If the grid of seismic traces is noiseless and is the sum of no more than k plane waves then f-xy eigenimage...

ABSTRACT: Two-Trace Directional Filter for Processing Offset Vertical Seismic Profiles, by David W. Bell and V. Dale Cox; #91035 (2010)

Search and Discovery.com

Abstract: Seismic Array Response in the Presence of Intra-Array Variations in Element Weights, Elevations, and Positions; #90319 (2018)

Ryan Adhi Putra, Abdullatif Al-Shuhail

Search and Discovery.com

... Seismic arrays are systematic arrangements of seismic receivers, sources or both. Seismic receiver array response is the sum of outputs of the geophones...

Energy Production from Gas Hydrate Systems using CO2 and CO2/N2

Bo Ram Lee, E. Dendy Sloan, Carolyn A. Koh, Amadeu K. Sum

Unconventional Resources Technology Conference (URTEC)

... Hydrates of Natural Gases. 3rd Ed. Boca Raton, 
 FL: CRC Press, Taylor & Francis Group; 2008. [2] Koh, C.A., Sum, A.K., Sloan, E.D. Gas hydrates: Unlocking...

Volumetric Calculations Using 3D Seismic Calibrated Against Porosity Logs - Pretty Hill Formation Reservoirs, Onshore Otway Basin

P. J. Boult, J. Donley

Petroleum Exploration Society of Australia (PESA)

... on a weighted average or convolution sampling distances were used (Figure 3). Each attribute had a different wavelength and the manipulation...

Abstract: Converted-Wave Prestack Time Migration with a New Approximate Migration Weight; #90224 (2015)

Chuck Ursenbach and Peter Cary

Search and Discovery.com

... loops of Kirchhoff migration. For P-waves an approximate method which balances efficiency and accuracy was presented by Dellinger et al. (2000...

Abnormal Formation Pressure

John S. Bradley

AAPG Bulletin

... The transient phenomena of natural seismic shock waves, barometric pressure, and tides may alter subsurface pressures for different periods of time...

Environmental Management of the North West Shelf Gas Project

R. M. Nunn

Petroleum Exploration Society of Australia (PESA)

... and neap tidal excursions are 2 - 0.6 km with a maximum velocity ot 0.15 m/ s. Extreme heights of cyclone generated waves in the adjacent waters...

Characterizing the Fracture Network at Yucca Mountain, Nevada Part 2. Numerical Simulation of Flow in a Three-Dimensional Discrete Fracture Network

Lawrence O. Anna, Peter Wallman

Rocky Mountain Association of Geologists

... (or P10, number per meter). Packer interval transmissivities were simulated for different fracture frequencies and transmissivity distributions until...

Alluvial and Coastal Conglomerates: Their Significant Features and Some Comments on Gravelly Mass-Flow Deposits

W. Nemec, R. J. Steel

CSPG Special Publications

... sequences. They show structures, textures and other features created mainly by the varied influence of waves and fluvial output in the shallow marine setting...

Abstract: Statics or Statistics?„The Near-Surface Revisited; #90211 (2015)

David Henley

Search and Discovery.com

... noises, which often mask reflections, this layer, through its irregular thickness and/or velocity structure also causes timing and phase differences...

Key Aspects of Multi-Azimuth Acquisition and Processing

James Keggin, Ted Manning, Walter Rietveld, Chris Page, Eivind Fromyr, Roald van Borselen, Mazin Farouki

Indonesian Petroleum Association

... illumination. We attempt to acquire regularly sampled data at the surface, but due to velocity overburden and raybending the effective coverage...

Genetic Relation of Various Types of Natural Gas Deposits in Japan

Ryuichi Sugisaki

AAPG Bulletin

... the genesis of natural gas deposits of dissolved-in-water type in the Kazusa group, with special reference to diffusion of methane from gas reservoirs...

Water in Skeletal Carbonates

Susan J. Gaffey

Journal of Sedimentary Research (SEPM)

... different OH-- and H2O-containing phases. When OH- and H2O are incorporated into crystals, changes in vibrational frequencies, and hence positions...

Enigmatic Deep-Water Depositional Mechanisms, Upper Part of the Oquirrh Group, Utah

Teresa E. Jordan

Journal of Sedimentary Research (SEPM)

...Enigmatic Deep-Water Depositional Mechanisms, Upper Part of the Oquirrh Group, Utah Teresa E. Jordan 1981 Vol. 51 No. 3. (September), Textures, body...

Calibrating discrete fracture-network models with a carbonate three-dimensional outcrop fracture network: Implications for naturally fractured reservoir modeling

K. Bisdom, B. D. M. Gauthier, G. Bertotti, and N. J. Hardebol

AAPG Bulletin

... that we use to evaluate the intrinsic fracture density variability within the quarry at different observation scales along well-analog scanlines. Excluding...

Fluid Mechanics

Jeffrey S. Hanor

Special Publications of SEPM

...: (7.4) = Darcy's law thus becomes: - The parameter v is an average velocity. On a microscopic scale, water molecules follow different paths...

Recent Trends in Geological-Geophysical Exploration and Methods of Improving Use of Geophysical Data

R. Clare Coffin

AAPG Bulletin

... an ailment. Two different symptoms are many times more valuable in drawing the proper conclusion than one, and three are better than two. The sum total...

The Most Predictable Surface (MPS) Mapping Method in Petroleum Exploration

P. J. Lee

CSPG Bulletin

...) mapping method. The Beaverhill Lake Group and Nisku Formation of the Western Canada Basin were analyzed as examples to demonstrate the use of MPS...

Sedimentary Facies and Plate Tectonics of Equatorial Pacific

Edward L. Winterer

AAPG Bulletin

... during mid-Cretaceous time (and earlier) may have been substantially different from the patterns of later Cretaceous and Cenozoic times (Fig. 4), possibly...

Randomness, serendipity, and luck in petroleum exploration

Alexei V. Milkov, and William C. Navidi

AAPG Bulletin

... it contributed to many serendipitously discovered plays and pools. Luck is also a factor in the relative performance of different exploration companies...

Global Geoscience Transect, Guangzhou-Palawan

W. Zeng, z. Li, G. Wang, H. Huang

Circum Pacific Council Publications

... distribution in the lithosphere and different degrees of mantle flow stress fields indicate complex regional geodynamic properties. INTRODUCTION Gangzhou...