Experience with Surface and Downhole Vector Wavefield Recording in Central Sumatra

Eddy Murhantoro, Jeff Wright

Indonesian Petroleum Association

... Sumatra area. 1. Castagna, J.P., Batzle, M.L., and Eastwood, R.L. 1985. Relationships between compressional and shear-wave velocities in clastic...

Resolution limits of fluid overpressures from mineralogy, porosity, and sonic velocity variations in North Sea mudrocks

Christian Hermanrud, and Oddgeir Undertun

AAPG Bulletin

... of the average value (solid vertical line). The ±2% lines were included because they illustrate the relationships between log responses and porosity...

Seismic Multi-Attribute Integration for Leads Generation: Southwest Soldado Field, Gulf of Paria, Trinidad & Tobago.

J. Sierra, M. Bonilla, H. Campos, W. Marin, D. Joseph, S. Cardinez

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... time migrated seismic volume, partial stacks of CDP’s at different angles, RMS velocities and six wells. A rock physics feasibility using three wells...

Hanifa-Tuwaiq Mountain Zone: The Edge between Conventional and Unconventional Systems?; #80539 (2016)

Yahya Al Ansari, Ahmed Fateh, Ali Shehab, Ghada Almoulani, Anindya Ghosh, Aqeel Ahmed, Suresh Thampi

Search and Discovery.com

.... Several 3D seismic vintages, along with more than 30 wells, were used to confirm the trend between RMS seismic amplitude and the porosity of Hanifa...

Chapter Eight: Horizon and Formation Attributes

Alistair R. Brown

AAPG Special Volumes

... information of time, amplitude, frequency and attenuation. Window can be constant time interval, constant interval hung from one horizon or interval between...

Recent Sediments of Lake Maracaibo

R. Sarmiento, R. A. Kirby

Journal of Sedimentary Research (SEPM)

...: Distance between crystals=4.48 cm Average plastic liner wall thickness=0.16 cm Travel time through walls and distilled water at 25°C=30.0...

Unconformities and Valley-Fill Sequences - Key to Understanding "J" Sandstone (Lower Cretaceous) Reservoirs at Lonetree and Poncho Fields, D-J Basin, Colorado

Frank G. Ethridge, John C. Dolson

Rocky Mountain Association of Geologists

...: Permeability: Water Saturation: Lonetree Field' 5-2 sandstone 1974 6,210 ft (1,915 m) Average 14 ft (4.3 m) 960 acres (389 ha) Average 138 BOPD, 119 MCFGPD...

Borehole Magnetostratigraphy, Absolute Age Dating, and Correlation of Sedimentary Rocks, with Examples from the Paris Basin, France

Patrick M. Bouisset , Antoine M. Augustin

AAPG Bulletin

... of magnetozones on TMS are referred to RMS (Haq et al., 1987) assuming a constant rate of sedimentation between any successive SB-MF interval. The fault...

A Statistical Approach to Assessing Depth Conversion Uncertainty on a Regional Dataset: Cooper-Eromanga Basin, Australia

David Kulikowski, Catherine Hochwald, Dennis Cooke, Khalid Amrouch

Petroleum Exploration Society of Australia (PESA)

.... Although the KED using stacking and average velocities method was found to have the largest absolute error value (29.5 feet), the difference between...

Effective Use of High Density VSP Measurements to Predict Pore Pressure and Estimate Mud Weight Ahead of Drilling in the Mahakam Delta, Indonesia

Mohammed Badri, Stephane Gazet, Gregoire de Tonnac

Indonesian Petroleum Association

... in Figure 5a. Travel times were picked and used in calculating average and interval velocities. The results are shown in Figure. 6. The next processing step...

Particle Roundness and Surface Texture Effects on Fall Velocity: NOTES

Garnett P. Williams

Journal of Sedimentary Research (SEPM)

... texture examined caused only a minor reduction in the fall velocities of discs and spheres. KRUMBEIN, W. C., 1941, Measurement and geological...

Use of Seismic-Derived Velocities for Stratigraphic Exploration on Land: Seismic Porosity and Direct Gas Detection: Chapter 4

Norman S. Neidell, J. H. Beard, Ernest E. Cook

AAPG Special Volumes

... as determined for reflections at depths below them, making the relation of stacking velocities to interval velocities quite complex. Zones of greater...

Facies and Stratigraphic Controls on Velocity Anomalies in The North Madura Platform, Offshore East Java Basin

Fithra Harris Darmawan, Shakila Bt Mustaffa, Aditya Kusuma Wijaya, M Nauvall Juliansyah, Geovani Kaeng

Indonesian Petroleum Association

... of the reservoirs. Vertically varied velocity in the North Madura Platform is largely due to facies contrast between clastic formations (slow velocity...

Structural Framework of United States Atlantic Outer Continental Shelf North of Cape Hatteras

R. E. Mattick , R. Q. Foote , N. L. Weaver , M. S. Grim

AAPG Bulletin

... the empirical velocity-density relation established by Woollard (1962). To convert the velocities to densities, a sand/shale ratio of 25 percent...

Tidal Action as a Cause of Clay Accumulation

L. M. J. U. van Straaten, Ph. H. Kuenen

Journal of Sedimentary Research (SEPM)

... in this direction of the average and maximum current velocities. In or near the inlets the sediment can contain only a subordinate amount of fine sand...

Filtration Properties of Rocks with Low Permeability

N. S. Gudok

Petroleum Geology: A Digest of Russian Literature

... mediums of low permeability, and also the direct relation of this problem to the problem of the size of the pores in which transmission...

Lithologic Prediction from Seismic Attributes in the Balcon Field, Colombia

J. E. Calderon

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... is to understand the relation between these properties and seismic acoustic properties (i.e., velocity, acoustic impedance) first. We attempt not only...

Use of Seismic Data for Statistical Estimation of Outcome Probabilities of Complexly Faulted Structures in Tabasco Basin, Mexico

Juan M. Berlanga , John W. Harbaugh

AAPG Bulletin

..., interpretations of the subsurface structure may differ drastically. The principal focus in our work has been to establish the statistical relation between...

Seismic-Refraction Study of Continental Margin East of Florida

R. E. Sheridan , C. L. Drake , J. E. Nafe , J. Hennion

AAPG Bulletin

... from many deep-sea cores, and an empirical relation between the physical properties of the sediments and velocity was derived. This relation Fig. 6...

Part 3: Support Data (B)

Francis P. Shepard, Neil F. Marshall, Patrick A. McLoughlin, Gary G. Sullivan

AAPG Special Volumes

... showed little relation to the canyon axis, and the two highest velocities were 9 cm/sec, one east and the other west. Fig. 100. Time-velocity curves...

Wake-Capture Effects Observed in a Comparison of Methods to Measure Particle Settling Velocity Beyond Stokes' Range

C. J. Lovell , C. W. Rose

Journal of Sedimentary Research (SEPM)

... of nominal diameter; values were determined using the relation between nominal diameter and sieve diameter given by Anon. (1958, p. 34) for naturally worn...

Seismic geomorphology and sedimentology of a fluvial-dominated delta: Implications for the Neogene reservoirs, offshore Bohai Bay Basin, China

Shang Xu, Fang Hao, Changgui Xu, Huayao Zou, and Baishui Gao

AAPG Bulletin

...: Journal of the Geological Society, v. 162, no. 6, p. 909–926, doi:10.1144/0016-764904-126. Bohacs, K. M., 2012, Relation of hydrocarbon reservoir...

Quantitative Modeling of Secondary Migration: Understanding the Origin of Natural Gas Charge of the Haynesville Formation in the Sabine Uplift Area of Louisiana and Texas

Lauri A. Burke

GCAGS Journal

... average of buoyancy and capillary forces would be appropriate to consider; however, velocities are assumed to be instantaneous. The objectives...

“Visualize the Trap”: Theory and Application of Using Seismic Residual Velocity for Tight Gas Sand Exploration in the Hoback Basin, Wyoming, by Robert Kidney, Marty Williams, Roger Falk, and Doug Sharp

Search and Discovery.com

“Visualize the Trap”: Theory and Application of Using Seismic Residual Velocity for Tight Gas Sand Exploration in the Hoback Basin, Wyoming, by Robert Kidney, Marty Williams, Roger Falk, and Doug Sharp; #90042 (2005)

Search and Discovery.com