Distinguishing Water Saturation Changes from Porosity or Clay Content Changes Using Multicomponent Seismic Data

Fuping Zhu, Richard L. Gibson, Jr., Joel S. Watkins, Sung H. Yuh

GCAGS Transactions

... velocities in sandstone: Geophysics, 51, 2093-2107 Rutherford, S.R., and R.H. Williams, 1989, Amplitude-versus-offset variations in gas sands, Geophysics, 54...

Using seismic velocity to derisk oil exploration

Martin Essenfeld, Rafael Sandrea

GEO ExPro Magazine

... fields, concentrating in the usual producing sandstone range of porosities (10 - 35 %), irreducible water saturations (0 - 35 %), and the corresponding...

A Breakthrough in the Seismic Exploration Result on Small Oil Fields

G. Valeev, R. Enikeyev, T. Shestoukh

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

..., and the sandstone and shale zones in a producing horizon. The 3C acquisition with pointed P and PSwave interpretation is considered to be a new technology...

Seismic Reservoir Characterisation of a Channel Sand Oil and Gas Field, Malaysia (Paper A11)

T. J. Focht, M. Sams, D. Brookes, J. Ting

Geological Society of Malaysia (GSM)

... Bhd) Introduction A regional, straight sandstone channel of mid-Miocene age within the Malay Basin forms a reservoir at several areas where the flow...

Delineating Thin-Bed Tight Gas Sand Reservoir with Prestack Joint PP/PS Inversion, #41363 (2014)

Zhiwen Deng, Ming Qiang, Shuanghu Shi, Xiaofeng Liang, Yang Zhu, Yijun Zhou, Qingjia Tong

Search and Discovery.com

... March 2014, GEO-2014©2014 1 BGP Inc., China National Petroleum Corporation, Beijing, China Abstract The thickness of single sandstone is about 30-60m...

Delineation of the Reservoir by Seismic Methods: Chapter 3

Roberto Sarmiento

AAPG Special Volumes

.... Tatham, R. H., 1982, Ratio of seismic compressional and shear-wave velocities. Geophysics, v. 47, p. 336-341. End_of_Record - Last_Page 29...

Ocean Basin Ages and Amounts of Original Sediments

Edwin L. Hamilton

Journal of Sedimentary Research (SEPM)

..., Variation with depth in shallow and deep water marine sediments of porosity, density and the velocities of compressional and shear waves: Geophysics, v...

Conical Sedimentary Structures, Trace Fossils or Not? Observations, Experiments, and Review

Stuart G. Buck, Roland Goldring

Journal of Sedimentary Research (SEPM)

... Soby-Fasterholt omraret: Dansk geologisk Forening, Årsskrift for 1973, p. 11-19. BOYD, D.W., 1966, Lamination deformed by burrows in Flathead Sandstone...

Converted-Wave Prestack Time Imaging without using P-Wave

Search and Discovery.com

... variation. To update velocities for converted-wave prestack time migration, we have developed a method to use converted-wave data only without using...

Feasibility Study of Underbalanced Drilling Fluid Design in Depleted Reservoir: Case Study Field X, Indonesia

Irfan Hariz, Bonar Tua Halomoan Marbun

Indonesian Petroleum Association

..., as opposed to the annular velocity of the air in dry air and air mist systems. In stable foam drilling systems, annular velocities contribute to reduced...

Reducing seismic quantitative interpretation uncertainty in complex geological environments: A case study from offshore Australia

Andrea Paxton, Lianping Zhang, Abdul Kholiq, Lee Davey, Richard Bisley, Dominic Fell, Leo Leon, James Shadlow

International Meeting for Applied Geoscience and Energy (IMAGE)

...) technique, in part facilitated by the accuracy of the seismic velocities was used to compensate for variable illumination using point spread functions...

Heterogeneity in Fill and Properties of Karst-Modified Syndepositional Faults and Fractures: Upper Permian Capitan Platform, New Mexico, U.S.A.

Eduard Kosa, David W. Hunt

Journal of Sedimentary Research (SEPM)

... (5.5 cm) for scale. A) Limestone breccia (LB). B) Kinematic spar breccia (SB). C) Breccia with dolomitic sandstone matrix (DSB) containing reworked...

Concentration-Dependent Flow Stratification In Experimental High-Density Turbidity Currents and Their Relevance To Turbidite Facies Models

Matthieu J.B. Cartigny,, Joris T. Eggenhuisen, Ernst W.M. Hansen, George Postma

Journal of Sedimentary Research (SEPM)

... maximum velocities plotted against slope and concentration. C) Plot of the height of the maximum velocity above the bed. D) Plot of the shear velocity...

The Technology of the Joint Inversion of Conventional Well Logs for Evaluation of Double Porosity Carbonate Formations; #41942 (2016)

Elena Kazatchenko, M. Markov, A. Mousatov, E. Pervago

Search and Discovery.com

.... The following petrophysical parameters are obtained by the inversion: a) volumes of limestone, dolomite, and shale; b) porosities of matrix, fractures, and vugs...

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands, #41762 (2016).

Geoff Mansfield, Subhash Chandra, Peter Carver

Search and Discovery.com

.... Technical issues include the complex sub-surface structure, karstified limestone, velocity inversion, and extreme topography. The operational issues...

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands, #41762 (2016).

Geoff Mansfield, Subhash Chandra, Peter Carver

Search and Discovery.com

.... Technical issues include the complex sub-surface structure, karstified limestone, velocity inversion, and extreme topography. The operational issues...

Genetic Significance of Deformed Cross Bedding--With Examples from the Navajo and Weber Sandstones of Utah

T. W. Doe , R. H. Dott, Jr.

Journal of Sedimentary Research (SEPM)

... Hunter, 1976). Sandstone dikes have been found in limestone beds of the lower Weber. In some cases the source beds for the dikes contain contorted...

Kofiau and Cendrawasih Bay Frontier Basin Exploration: From Joint Studies to Post‐Drill Assessment

R. Noble, P. Teas, J. Decker, T. McCullagh, Deddy Sebayang, D. Orange

Indonesian Petroleum Association

... unit. Limestone and sandstone occur within both the Klasafet and Klasaman formations but are not distinguished with unique formation names...

Four-dimensional analog and geometrical modeling of the Hides anticline, Papua New Guinea: Structure of a giant gas field

Romain Darnault, and Kevin Charles Hill

AAPG Bulletin

... sandstone: A potentially new play in the Papuan Basin, in Buchanan, P. G., ed., Petroleum exploration, development and production in Papua New Guinea...

Using Sonic and Resistivity Effective Medium Theories to Quantify the Influence of Rock Fabric on the Mechanical Properties of Organic Mudrocks

Paul Sayar, Carlos Torres-Verdín

Unconventional Resources Technology Conference (URTEC)

... properties. Phase velocities of compressional- and shear-wave propagation are then calculated using the estimated stiffness of the rock. The rock physics...

Petrophysical characterization of the mineralization at the Lisheen Zn „ Pb deposit, Ireland

Nanyu Wei, Tommie Tormey, Aline Melo, Koen Torremans, John Güven

International Meeting for Applied Geoscience and Energy (IMAGE)

... to mineralization are the Mississippian Waulsortian Limestone Formation, now predominantly a dolostone, representing deepwater mud-mounds composed of micrite mud...

Sedimentary Environments of Shark Bay, Western Australia

Brian W. Logan , Donald E. Cebulski

AAPG Special Volumes

... the platform is cut into quartz sandstone and is backed landward by cliffs; part of the sublittoral platform on the west is formed by submerged calcareous...

The Applicability of Surfactant-Based EOR Technique to Enhance the Productivity in Tight Formations

Tianbo Liang, Rafael Longoria, David A. DiCarlo

Unconventional Resources Technology Conference (URTEC)

... fracturing fluids are used in most of the current tight sandstone or shale plays in North America (Wasylishen and Fulton, 2012). However, only 5% to 50...

Seismic Exploration in the Rockies - Some Reflections

John M. Parker

Rocky Mountain Association of Geologists

... be obtained from the Timpas Limestone and the Dakota Sandstone in the Denver Basin. Heiland was associated with Plains Exploration Company of Denver...

Integration of geology, rock physics, logs, and prestack seismic data for reservoir porosity estimation

Abdulaziz M. AlMuhaidib, Mrinal K. Sen, M. Nafi Toksoz

AAPG Bulletin

.... Strauss, and P. R. Levitt, 1994, Detection of gas in sandstone reservoirs using AVO analysis: A 3-D seismic case history using the Geostack technique...