High Resolution, Super Efficient Wide Azimuth Beam Tomography for Velocity Model Building

Search and Discovery.com

Key Technologies for Processing of Seismic Data in Gas Cloud Area, Bohai Bay Basin, #42093 (2017).

Xia Tongxing, Ming Jun, Liu Lei, Zhou Xuefeng, Liu Hongxing, Liu Xuetong

Search and Discovery.com

... For a given velocity field, Q field can be solved from depth domain ray tracing, G t* Fig.2 Profile across the gas cloud area at Well C location. (2) Where...

Probabilistic Reservoir Characterization via Seismic Elastic Inversion in East Andaman Basin; #40880 (2012)

Mahendra Kishore, Pritam Jha, Dino Ros, and Alfonso Iunio Marini

Search and Discovery.com

... Dix equation, constrained by the available interpreted seismic horizons, an interval velocity cube was computed from the seismic (stacking) velocity...

Sediment Dispersal Pattern Off an Eroding Delta on the West Coast of Taiwan

James T. Liu, Ray T. Hsu, Jeong-Shang Huang, Shenn-Yu Chao

Special Publications of SEPM

... height itself is modulated by the tide (water depth and current velocity and direction). The turbidity and salinity also have an instantaneous...

Long Offset AVO in a Midcontinent Tight Gas Sand Reservoir

Pankhurst, Duane, Marfurt, Kurt, Sullivan, Charlotte

GCAGS Transactions

... in terms of rock physics. A cross-plot of gamma-ray response and p-wave velocity impedance indicated that the reservoir sands have higher impedance than...

Limitations on Resolution of Seismic Reflections and Geologic Detail Derivable from Them: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data

Robert E. Sheriff

AAPG Special Volumes

... exploration are in the general range of 30 to 300 m. Wavelength generally increases with depth because: (1) velocity increases, and (2) frequencies become...

Prediction of Abnormal Pressure Based on Seismic Data: A Case Study of Exploratory Well Drilling in Pertamina UEP I and UEP II Work Areas

P. Manik, P. A. Soedaldjo

Indonesian Petroleum Association

... of lithology involved. The "tentative mud weight curve" which we make, based on the interval velocity, represents the relationship between depth...

Improved 3D Seismic Imaging through Depth Migration and Tomography: An Indonesia Case Study

Jianli Song, Cristina Reta-Tang, Xuening Ma, Jim Wilhite, Laurie Geiger

Petroleum Exploration Society of Australia (PESA)

... model refinement and hig h-resolut ion anom alies are found with in the th in reservoirs Fig. 2. Left: Initial depth migration velocity model...

Extrapolation of Reservoir Lithology Away from Wells Using Seismic-Geologic Controls

Ruben D. Martinez, Geoffrey Mansfield

Indonesian Petroleum Association

... are calculated at every sample (in depth or two-way time) by solving a set of linear equations. WLI was accomplished using sonic, density, and gamma ray logs...

ABSTRACT: Incorporation of Geology, Wells, Rockphysics into Anisotropy Estimation for Seismic Depth Imaging Enables “True Earth Model”

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Reef Delineation by Multiple Offset Borehole Seismic Data Collection: A Case Study

D. E. Miller and L. Dupal

AAPG Special Volumes

...------------------------ THE IMAGE Figure 7 shows the SRT borehole seismic profile (BSP) displayed in depth together with gamma ray logs for both wells...

Abstract: Wavepath Imaging for Passive Data; #91204 (2023)

Yicheng Zhou, Sherif Hanafy

Search and Discovery.com

... method, here the seismic energy is smeared along the whole image volume, which may increase the level of artefacts, and (3) using wave-equation-based...

Chapter 8: Evaluation of Anomalous Pressuring and Gas Saturation Using 2-D and 3-D Visualizations of Well Log Information

Zun S. Jiao, Ronald C. Surdam

Montana Geological Society

... with depth in normally compacted sections. In most cases, the normal increase of velocity with burial tends to mask velocity anomalies...

Improvement of Seismic Depth Imaging on Carbonate Reef Through the Application of Common Reflection Angle Migration: An Example From Salawati Basin, Indonesia

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Formation of Ripple Bands in a Wave-Convergence Zone

K. P. Black , T. R. Healy

Journal of Sedimentary Research (SEPM)

... and Reid (1954), where the bed dissipation is given by Df = Ub = [4]/[3]Cfu3m, (10) and with Equation 4 for the maximum orbital velocity, the energy...

Three-Dimensional Seismic Attributes Help Define Controls on Reservoir Development: Case Study from the Red River Formation, Williston Basin

R. A. Pearson, B. S. Hart

AAPG Special Volumes

... of Geologists, p. 275290.Leiphart, D. J., and B. S. Hart, 2001, Comparison of linear regression and a probabilistic neural network to predict porosity...

Determining petrophysical and hydrogeological parameters from historical bore logs for the Leederville-Parmelia aquifer, northern Perth Basin, using regression methods

Olga Filiptsova, Sheryl Ryan

Petroleum Exploration Society of Australia (PESA)

... ray, resistivity and borehole magnetic resonance logs. The bores were sampled and the laboratory analysis of water salinity was used to verify...

Abstract: Several Case Studies of Onshore 2-D Depth Migrations Completed on a Workstation, by B. L. Weinman; #90960 (1995).

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Strike Line Methodology as an Optimization to Exploring in Fold and Thrust Belts

B. A. Blake, D. Figueroa, A. Otero, R. Manceda, W. Prayitno

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... layer in the model, either in structure or velocity, affects all deeper layers. The final depth model can be used in forward ray trace modeling...

Applying Rock Physic Models for Optimized Pore Pressure Prediction

Joel K. Loeffler, Sam Green, Jakob Heller, Lev Vernik

GCAGS Transactions

... organic carbon (TOC), factors that are often not accounted for in traditional pore pressure prediction techniques (e.g., Equivalent Depth Method and Eaton...

Semi-inverse relationship between critical angle and reflectivity coefficient, and its implication in seismic survey design, processing, and interpretation

Chen Bao

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Processing, And Interpretation equation could be re-written into a function of velocity contrast: 1+𝛽 𝑉𝑝+ 𝜌+ 𝛼 + (𝑉𝑝+ ) 1 𝐴𝐼 + 1 1...

Time Series Analysis I

Roy E. Plotnick and Karen L. Prestegaard

Special Publications of SEPM

...: Autocorrelogram for gamma ray log discussed in Chapter 1. CHAPTER 3. 66 Continuous gamma ray resistivity flow velocity topography TIME SERIES ANALYSIS I...

Estimates of Maturation and TOC from Log Data in the Eagle Ford Shale, Maverick Basin of South Texas

Austin Cardneaux, Jeffrey A. Nunn

GCAGS Transactions

... in the cross-plot function of Prizm in GeoGraphix. A cross-plot of the Eagle Ford resulted in a linear line fit equation of: Upper Eagle Ford (Fig. 4a...

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

..., respectively. The relationship between the gamma ray log and the clay concentration was approximated by a linear relation (Bassiouni, 1994) ( where...

Porosity-Profile Determination from Electric Logs

T. R. Wright , Sylvain J. Pirson

AAPG Bulletin

... of resistivity ^rgrm (approximately equal End_Page 299------------------------------ to mud resistivity at that depth and temperature) the limestone logging...