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The AAPG/Datapages Combined Publications Database
Showing 17,715 Results. Searched 200,619 documents.
Seismic Guided Drilling (SGD*): A New Technology for Look-Around and Look-Ahead of the Bit Prediction During Drilling
Nader C. Dutta, Sherman Yang, Jianchun Dai, Aranya Bhaduri, S. Chandrasekhar, Firoze Dotiwala, C.V. Rao
Indonesian Petroleum Association
... velocity, an essential ingredient for Migration to produce an Image, is based on the “flattening of seismic gathers” criterion. While this criterion...
2012
Quantitative analysis of DAS recorded P-wave generated by perforation shots
Peiyao Li, Ge Jin
International Meeting for Applied Geoscience and Energy (IMAGE)
... a low-velocity section of the horizontal well through data analysis. The low-velocity anomaly zone is consistent with well log and surface seismic...
2022
Estimating Stimulation-Zone Anisotropy Effects During Microseismic Monitoring
Martin Karrenbach, Steve Cole, Victor Yartsev
Unconventional Resources Technology Conference (URTEC)
... sensors, microseismic events can be used to derive valuable velocity anisotropy estimates in-situ throughout the entire fracturing operation...
2015
PSDM Enhances Reef Interpretation in Jatiluhur Block, West Java
Jopie I. Adhidjaja, Andrew J. Davidoff, Ika Ratna Novianti
Indonesian Petroleum Association
.... However, these locations generally have poor seismic imaging due to lateral velocity variation in the overburden. In addition, in the Jatiluhur Block...
2002
Detecting igneous rocks in the presalt with elastic FWI
Gabriel Pacheco, Ana Araújo, Diego Costa, Karine Pereira, Luis Cypriano
International Meeting for Applied Geoscience and Energy (IMAGE)
... high-frequency FWI models and images extend beyond structural imaging. The highfrequency velocity model itself can provide relevant information that aids...
2024
Full phase-velocity spectrum inversion of multimode Rayleigh waves
Yanlong Niu, Yunyue Elita Li, Siau Chen Chian
International Meeting for Applied Geoscience and Energy (IMAGE)
...Full phase-velocity spectrum inversion of multimode Rayleigh waves Yanlong Niu, Yunyue Elita Li, Siau Chen Chian Full phase velocity spectrum...
2022
Integration of Depth Conversion, Seismic Inversoin and Modeling Over The Belida Field, South Natuna Sea Block "B", Indonesia
Patrick Jonklaas
Indonesian Petroleum Association
... closure above the oil/water contacts. The five wells drilled indicate that a significant lateral variation in velocity occurs across the field. Given...
1991
Potential Field Data Guided Seismic Forward Modelling of Basement Structures: A Case Study from Offshore Nile Delta Basin
Said Hanafy, Shastri L. Nimmagadda, Sharaf Eldin Mahmoud
Petroleum Exploration Society of Australia (PESA)
... stacking velocity data and depth values interpreted from gravity and magnetic field data are used in the modelling process. The uncertainty in modelling...
2016
Time-Dependent Hydrodynamic Models of Turbidity Currents Analyzed with Data from the Grand Banks and Orleansville Events
A. D. Kirwan Jr., L. J. Doyle, W. D. Bowles, G. R. Brooks
Journal of Sedimentary Research (SEPM)
... be generated on slopes of less than 1° and accelerate within minutes to a maximum velocity of between 20 and 25 m/sec. BRITTER, R. E., AND LINDEN, P. F...
1986
SEISMIC EXPLORATION IN BLAINE AND PHILLIPS COUNTIES, MONTANA, AND ADJACENT PARTS OF CANADA
S. W. FRUEHLING
Montana Geological Society
... surface velocity assumptions during the course of a survey. Velocities in the "weathering" zone are extremely variable in places...
1953
Understanding The Mesozoics Beyond Basalt: A Case Study Of Sub-Basalt Imaging
S. Sengupta, S. K. Goswami, G. Menzel-Jones, B. Chowdhury, Artem Sazykin
Indonesian Petroleum Association
.... * WesternGeco • Low signal-to-noise ratio creating ambiguity in estimating accurate velocity model of subsurface. This case study demonstrates...
2020
Long-Offset Approximations to NMO Function for a Layered Subsurface
E. Blias
Search and Discovery.com
.../depth ratio. Conventional velocity analysis uses hyperbolic approximation for the reflection traveltimes: t( x) 2 T02 x 2 VRMS (1) Here T0...
Unknown
Long-Offset Approximations to NMO Function for a Layered Subsurface
E. Blias
Search and Discovery.com
.../depth ratio. Conventional velocity analysis uses hyperbolic approximation for the reflection traveltimes: t( x) 2 T02 x 2 VRMS (1) Here T0...
Unknown
Abstracts: Improved Near-surface Velocity Models from 2D Waveform Tomography of Vibroseis First-arrival Data; #90173 (2015)
Brendan R. Smithyman and Ronald M. Clowes
Search and Discovery.com
...Abstracts: Improved Near-surface Velocity Models from 2D Waveform Tomography of Vibroseis First-arrival Data; #90173 (2015) Brendan R. Smithyman...
2015
Abstracts: Challenges and Solutions in Locating and Interpreting Microseismic Events from Surveys in the Horn River Basin; #90173 (2015)
Ulrich Zimmer
Search and Discovery.com
... of the challenges come from the limited access with sensor arrays and the complex velocity structures that can include significant faults which occasionally cause...
2015
Abstract: *Detection of Hydrocarbons from Velocity Logs using the Wavelet Coherence Analysis: A Case Study from Algerian Tight Reservoirs; #91202 (2022)
Said Gaci, Mohammed Farfour, and Saliha Amoura
Search and Discovery.com
...Abstract: *Detection of Hydrocarbons from Velocity Logs using the Wavelet Coherence Analysis: A Case Study from Algerian Tight Reservoirs; #91202...
2022
Experiment on the Selection of Time-Transgression Predictive Seismic Attributes; #120167 (2014)
Yawen He, Hongliu Zeng
Search and Discovery.com
... Tertiary example in South Texas manifested an increasing tendency of time-transgressive reflections, generated by chaotic “labyrinth” velocity model...
2014
Relations of Settling Velocity of and Sized Spheres and Sample Weight
J. D. Hulsey
Journal of Sedimentary Research (SEPM)
...Relations of Settling Velocity of and Sized Spheres and Sample Weight J. D. Hulsey 1961 Vol. 31 No. 1. (March), The fall velocities...
1961
Application of TTI Reverse Time Migration, Deepwater Offshore Malaysia (Paper P5)
J. Sun, B. Mishra, C. Jiao, J. Sun, G. Hodgkiss, A. Bisset
Geological Society of Malaysia (GSM)
... velocity models and to image steeply dipping reflectors. It is the preferred imaging tool in areas where sharp velocity contrasts due to salt, or other...
2012
Aerodynamic and Geometric Diameter of Airborne Particles--Discussion
J.P. Le Roux
Journal of Sedimentary Research (SEPM)
..., The relationship between sphere size and settling velocity: Journal of Sedimentary Petrology, v. 41, p. 7-18. HOFMANN, H.J., 1994, Grain-shape indices and isometric...
2002
Aerodynamic and Geometric Diameter of Airborne Particles--Reply
Weinan Chen, Donald W. Fryrear
Journal of Sedimentary Research (SEPM)
..., Inc., 408 p. GIBBS, R.J., MATTHEWS, M.D., AND LINK, D.A., 1971, The relationship between sphere size and settling velocity: Journal of Sedimentary...
2002
Abstracts: Fluid Substitution and Seismic Modelling in a Sandstone Aquifer; #90173 (2015)
Virginia C. Vera and Don C. Lawton
Search and Discovery.com
... of interest simulating pre, during and post CO2 injection scenarios. From Gassmann calculations it was found that the P-wave velocity decreases...
2015
Challenges and Current Advances in the Rock Physics of Carbonate Rocks, #120094 (2012)
Tiziana Vanorio, Yael Ebert, Ammar El Husseiny
Search and Discovery.com
... ([email protected]) Abstract Carbonate rocks show no one-to-one relationship between porosity and permeability, nor between porosity and velocity...
2012
Prestack Depth Migration for "Easy" Unconventional Plays?, #41056 (2012)
Morgan Brown
Search and Discovery.com
... three key reasons for (re)considering PSDM: 1) Remove false time structures caused by lateral variations in velocity. The ‘fault shadow’ effect...
2012
Azimuthal Seismic Velocities and Field Fracture Mapping, Southern Moose Mountain; #51058 (2015)
Mohammed Al Duhailan, Don Lawton
Search and Discovery.com
... interpretation method was used to analyze the refracted P-wave from shot-receiver pairs confined to different azimuthal sectors. Azimuthal velocity variations...
2015