Abstract: Refinement of Arrival-Time Picks Using an Iterative, Cross-Correlation Based Workflow; #90224 (2015)

Jubran Akram and David W. Eaton

Search and Discovery.com

... estimation than non-iterative schemes where reference trace is selected from sensors within the array or by simple stacking. De Meersman et al. (2009...

Advances in Diplog® Data Processing for Stratigraphic Analysis

C. Carter Waid, S. B. Easton, G. S. Weissmann

Geological Society of Malaysia (GSM)

...· deviation, and if it is the structural dip plane, the effect of structural dip is also removed. The second option uses interval cross-correlation...

Structural Styles, Their Plate Tectonic Habitats and Hydrocarbon Traps in Petroleum Provinces

T. P. Harding and J. D. Lowell

AAPG Special Volumes

... Mountains (see Fig. 20, right side) has shown a thrust surface that can be traced to a depth of at least 15 mi (24 km) at an average dip of 30 to 35...

ABSTRACT: Interpretation Problems in Areas with Complex Structure: Examples Based upon Seismic Forward Modelling and Processing, by D. Waltham, K. R. McClay, X. T. Wang; #91020 (1995).

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Sediment Sorting in Alluvial Channels

Lucien M. Brush Jr.

Special Publications of SEPM

... and should be apply only dy discharge 6 of sediment by vol mean velocity of size fraction and ii is 1 at the incremental depth The total...

The Geology of the Taglu Gas Field in the Beaufort Basin, N.W.T.

J. N. Bowerman, R. C. Coffman

CSPG Special Publications

... of Figure 6. The depth correction, between wells, can be as much as 400 feet. The need for detailed velocity information is readily apparent. Stratigraphy...

Ephemeral-Fluvial Deposits: Integrated Outcrop and Simulation Studies Reveal Complexity

Colin P. North , Katy S. Taylor

AAPG Bulletin

..., and L. -P. Yuan, 1991, Characterizing shale clast heterogeneities and their effect on fluid flow, in L. W. Lake, H. B. J. Carroll, and T. C. Wasson...

Identification of Fluid Movement in the Formation and Behind Casing Through the Use of Thermal and Acoustic Energy from Production Logs

Jose González, Alejandro Linares, Jairo Pérez, Alexander Castro, Virginia Mayorga, Danelys Bernal Correa, Juan Marin, Mario Ardila Moreno, Diego Rodriguez, Jose Vasquez

Unconventional Resources Technology Conference (URTEC)

... and a decrease in pressure, confirming the Bernoulli effect, as shown in Figure 3. Increased fluid velocity Pressure decrease D: 3-1/2” D: 2-7/8...

OBN up/down-going wavefields separation in dual-tree complex wavelet domain

Zhang Libin, Wang Wei, Zou Zhen, Li Yifan, Chen Zhigang, Wang Kebin

International Meeting for Applied Geoscience and Energy (IMAGE)

... for the velocity model of water layer, the noise can be simulated and the signal can be separated (Brittan and Starr 2003). The requirement for a 1-D...

Shale Gas OVT Seismic Data Prestack Trace-Gather Optimization Technique

Yusheng Zhang, Gang Yu, Xing Liang, Benjing Liu, Guangming Hu

Unconventional Resources Technology Conference (URTEC)

... and statistical errors, and improved the imaging effect of target layers. Through the application of all the techniques stated above, the signal...

Application of Robust Noise Reduction on a Land 3D Seismic Data

Agus Abdullah, Jesse Shaw

Indonesian Petroleum Association

... high frequency scatter and nature noises. Keywords: Curvelet, Denoise, Random Noise, Linear Noise, Steep Dip Noise. INTRODUCTION Noise cancelling...

Geothermal Regime and Thermal History of the Llanos Basin, Colombia

Stefan Bachu , J. C. Ramon , M. E. Villegas , J. R. Underschultz

AAPG Bulletin

... conductivity with depth, whereas westward downdip flow in deep sandstone formations may exert a cooling effect in the central-western part of the basin...

Bed Configurations

Gerard Middleton, John B. Southard

Special Publications of SEPM

... are not grossly unrealistic for bed forms, and should give at least a qualitative idea of what to expect by way of changes in depth and velocity...

Abstract: Behaviour of Gold and Other Heavy Minerals in Streams „ Implications for Exploration Geochemistry

W. K. Fletcher

Geological Society of Malaysia (GSM)

.... In part, this is a consequence of the rarity of gold particles leading to the so called nugget effect. However, even when care is taken to collect...

GEO India 2008 Conference and Exhibition, September 16-19, 2008, New Delhi, India - Abstracts, 90081 (2008)

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Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 1: Field Appraisal With Three-Dimensional Seismic Surveys Offshore Trinidad

Robert M. Galbraith, Alistair R. Brown

AAPG Special Volumes

..., the predominant dip direction over the block. The lines were 100 m (330 ft) apart, and the subsurface interval along each line was 33 m (108 ft...

Athabasca oil sands: Megatrap restoration and charge timing

Richard S. J. Tozer, Albert P. Choi, Jeffrey T. Pietras, Donald J. Tanasichuk

AAPG Bulletin

... of outlying picks; these are thought to be caused by basic errors in pick elevation, log-depth calibration, or the well survey. The data were...

Abstract: The Application of Extreme Attributes of PS Converted Wave; #90171 (2013)

Xiucheng. Wei, Xiang-Yang Li, Tiansheng Chen, and Lihua Jia

Search and Discovery.com

...-wave velocity, we propose converted wave reflection coefficient extreme attributes for AVO analysis and derive relations between the extreme position...

The Innisfail Oil Field - A Case History

R. J. White, W. W. Charles

CSPG Special Publications

... surface but disproved the presence of the indicated north dip. This dip was mapped as a result of the anomalous velocity gradient, which by this time...

3-D Tomographic Amplitude Inversion for Compensating Transmission Losses in the Overburden

Barry Hung, Kefeng Xin, Sergey Birdus, James Sun

Indonesian Petroleum Association

...* ABSTRACT A tomographic inversion approach using prestack depth migrated common image gathers is utilized to compensate reflection data for amplitude...

Deformation of Earth's Lithosphere with Reference to Tidal Couples

R. C. Bostrom, M. A. Sherif, R. H. Stockman

AAPG Special Volumes

... reproduced in Figure 3. The low-velocity zone (Fig. 3) can be explained only on the basis that a zone of partial melting is present at this depth...

Seismic-attribute-driven analysis of an ultra-deep carbonate reservoir: Middle Cambrian to Middle Ordovician strata, north-central Tarim Basin, northwest China

Xinyu Dong, Gary J. Hampson, Lidia Lonergan, Yanghua Wang

Journal of Sedimentary Research (SEPM)

... frequency of 25 Hz) limits attribute clarity and strength. For instance, dip and RMS amplitude attribute quality weakens with depth (Fig. 10). Well...

The effects of marine currents on seismic data

Gary Hampson

International Meeting for Applied Geoscience and Energy (IMAGE)

...) effect noted by Hampson & Jakubowicz (1995). It is important to emphasise that u is the velocity of O w.r.t. O . The depth extrapolation of wavefields...

Gravity in Southeastern Virginia

C. H. Swick

AAPG Bulletin

... to a considerable depth by sedimentary material, the density of which is appreciably less than that of average surface rock. An interesting study...

Full Waveform Acoustic Logging: Part 7. Geophysical Methods

C. H. Cheng

AAPG Special Volumes

... the lithology and the fluid content of the formation. Stoneley wave velocity and amplitude have been shown to be useful in the detection of fractures...