Abstract: Smart Supergrouping Improves Residual Static Estimation in Areas with Challenging Seismic Data Quality; #90254 (2016)

Pavel Golikov, Maxim Dmitriev, Andrey Bakulin, Dmitry Neklyudov, Rienk Lakeman

Search and Discovery.com

... supergrouping in residual statics estimation. We believe it is also useful for other processing steps such as velocity analysis and first break picking...

Geological Considerations during Microseismic Monitoring, Processing, and Interpretation of Hydraulic Fracture Treatment

J. Le Calvez, S. Hanson-Hedgecock, P. Primiero, T. Al-Wadhahi, O. Harrasi

Unconventional Resources Technology Conference (URTEC)

..., are the quality of the velocity model used, understanding the survey design biases and the seismic data quality. High levels of noise, array geometry...

Extended Abstract: The Past and Present Role of the Geoscientist

William R. Finley

GCAGS Transactions

... enterprises, is profit driven. The search for hydrocarbons is controlled by the collection and analysis of multiple and varied data types. Following...

Abstract: Fractures Detection Using Multi-Azimuth Diffractions Focusing Measure: A Feasibility Study from the Arab D Reservoir, by Abdulfattah A. Aldajani and Sergey Fomel; #90105 (2010)

Search and Discovery.com

Acoustic Tomography for Reservoir Surveillance: Reservoir Characterization and Modeling

J. H. Justice, M. E. Mathisen, A. A. Vassiliou, S. Singh , P. S. Cunningham, J. R. Bulau

AAPG Special Volumes

... description and core analysis data, the best reservoir unit. Sonic logs define a low velocity "Desaturated Zone" at the top of the sand. The zone occurs...

South Halfway 3D: An example of a challenging onshore acquisition and subsequent processing and a unique way of performing a prestack elastic inversion on a difficult dataset

Marianne Rauch, Doug Brost, Hassan Odhwani, Aravind Nangarla, Adriana Gordon

International Meeting for Applied Geoscience and Energy (IMAGE)

... depth migrated using a TTI pre-stack depth migration approach. Well data were utilized to build the first velocity model. Using sonic logs, together...

Abstracts: Determining Microseismic Event Locations by Semblance-weighted Stacking; #90173 (2015)

David W. Eaton, Jubran Akram, Andy St-Onge, and Farshid Forouhideh

Search and Discovery.com

... velocity-analysis methods used for processing conventional seismic data. Although our algorithm is currently limited to horizontally layered, isotropic...

Machine learnings and lessons learned on improvements to Castagnas mudrock, Gardners density, and Fausts velocity estimation

David J. Emery, Marcelo Guarido, Brian Russell, Daniel Trad

International Meeting for Applied Geoscience and Energy (IMAGE)

..., density, and velocity estimation For this analysis, as training data we used 118 wells from the North Sea, made available by the Norwegian Petroleum...

ABSTRACT Rock Physics-Based Workflows for Lithology and Fluid Property Prediction in Frontier Basins, #90104 (2010)

Gutierrez Mario A.; Dvorkin Jack

Search and Discovery.com

... tasks: (1) Log and seismic quality control and conditioning. (2) Analysis of  check‐shot velocity surveys. (3) Calibration of well and seismic velocities...

Grain-Shape Indices and Isometric Graphs

H.J. Hofmann

Journal of Sedimentary Research (SEPM)

...Grain-Shape Indices and Isometric Graphs H.J. Hofmann 1994 Vol. 64A No. 4. (October), Plotting of grain-shape data on a conventional ternary...

Advances in Logging Technology: Abstract

Robert Sarmiento

Tulsa Geological Society

... at an accelerated rate. During this interval the oil industry has seen the introduction of density, continuous dipmeter, sonic (velocity), induction, electric...

Geological Characterization of a Late Jurassic Carbonate Mudstone, Saudi Arabia: Sedimentology, Geochemistry, And Geomechanics; #51649 (2020)

John D. Humphrey, Septriandi Chan, Muhammad Usman, Baqer Albensaad, Yaser Alzayer

Search and Discovery.com

.... Humphrey, Septriandi Chan, Muhammad Usman, Baqer Albensaad, Yaser Alzayer PS Geological Characterization of a Late Jurassic Carbonate Mudstone...

ABSTRACT: Crust and Upper Mantle Structure in Northeast of Tibet from Rayleigh Wave Tomography

Lun Li

Houston Geological Society Bulletin

... of northeastern Tibet, we have analyzed Rayleigh wave data recorded by the Northeast Tibet Seismic (NETS) array and applied the Two-Plane-Wave (TPW...

Settling Velocities of Natural Sand Grains in Air

Bingquan Cui, Paul D. Komar, Jumpei Baba

Journal of Sedimentary Research (SEPM)

... analysis was undertaken of grain acceleration to its terminal velocity, based on the equations of particle moti n summarized in Graf (1971, p. 31-34...

Quantitative Self-Verification, a Breakthrough in Ultrasonic Metering Technology

Gregor J. Brown, Ross Johnston

Australian Petroleum Production & Exploration Association (APPEA) Journal

... to equip ultrasonic flowmeters with additional measurement data that is used to quantify the uncertainty in the meter’s output. This capability reduces...

Chapter 1: A New Exploration Strategy for Anomalously Pressured Reservoirs in Rocky Mountain Basins*

Ronald Surdam

Montana Geological Society

... the pressure boundary. If additional velocity data are available, the next step is to extend the analysis of the velocity inversions to three...

Characterization of a Shallow Steamed Oil Reservoir Using Crosswell Seismology

Bjorn N. P. Paulsson, John W. Fairborn

Indonesian Petroleum Association

... velocity Miocene sediments is at a depth of about 1000 feet (Figure 8). It is clear that these crosswell data contain a great deal more information than...

Deep learning software accelerators for full-waveform inversion

Sergio Botelho, Souvik Mukherjee, Vinay Rao, Santi Adavani

International Meeting for Applied Geoscience and Energy (IMAGE)

...: (1) generating train/test shot record/velocity model pairs, (2) building a deeplearning model using training data, and (3) validating model...

Abstract: Rock Physics Modeling in Montney Tight Gas Play; #90224 (2015)

Ayato Kato, Kunio Akihisa, Carl Wang, and Reona Masui

Search and Discovery.com

... velocity data are critical for seismic AVO analysis, it is often that S-wave sonic log has not been acquired in the key wells. In the cases, S-wave...

Multi-Azimuthal Walkway VSP for Full Azimuth Seismic Calibration

Konstantin Galybin, Anastasia Poole, Michael Giles

Petroleum Exploration Society of Australia (PESA)

... velocity was measured by the ZVSP survey from ground level to the reference datum (in this case MSL) and applied as elevation statics to the MAZ WVSP data...

Know Before You Go!

Lars Zühlsdorff, Trond Haugland

GEO ExPro Magazine

... as determined from seismic velocity analysis, well logs, check shots, or even best guesses. On the modeling side, a technique called wavefront construction...

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

... defined. Similarly, the stacking velocity analysis most often requires a temporal combination of several CMP gathers in supergathers in order to obtain well...

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

... defined. Similarly, the stacking velocity analysis most often requires a temporal combination of several CMP gathers in supergathers in order to obtain well...

Time-Lapse Seismic Interpretation Method of Thin Reservoir and Its Application in Monitoring Channel Reservoir of Deep Water in West Africa

Search and Discovery.com

Abstract: Low-frequency vibroseis acquisition experiment in Saudi Arabia; #90254 (2016)

Nabil Khadiri Yazami, Van C. Do, Waleed N. Omar, Thierry L. Tonellot

Search and Discovery.com

... in the data (2 to 3 Hz) for processes such as Amplitude Versus Offset (AVO) analysis and Full Waveform Inversion (FWI). In this study we successfully...