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The AAPG/Datapages Combined Publications Database
Showing 17,740 Results. Searched 201,049 documents.
Wave-, Tide-, and Current-Controlled Sandbodies of Miocene Molasse, Western Switzerland
Peter Homewood , Philip Allen
AAPG Bulletin
... to the bed can be calculated. The orbital velocity required to initiate ripples can be calculated from median grain size and ripple steepness...
1981
Rock Physics and Reservoir Characterization of a Calcitic-Dolomitic Sandstone Reservoir; #41499 (2014)
H. Morris, E. Efthymiou, B. Hardy, T. Kearney
Search and Discovery.com
... to be due to incorrect NMO corrections locally and frequency variations with offset. Often coarse velocity models provide inaccurate results...
2014
Dynamic Mud Deposition in a Tidal Environment: The Record of Fluid-Mud Deposition in the Cretaceous Bluesky Formation, Alberta, Canada
Duncan A. Mackay, Robert W. Dalrymple
Journal of Sedimentary Research (SEPM)
... of thicknesses, textures, and sedimentary structures, collectively indicate a broad spectrum of velocity and SSCs during their deposition. Each of the four...
2011
An adaptive filter-based approach for the Marchenko multiples elimination scheme
Rodrigo S. Santos, Marcelo S. Souza, Daniel E. Revelo, Victor Koehne, Reynam C. Pestana, Diego F. Barrera, Laila D. L. Vergne, Jonathas Maciel
International Meeting for Applied Geoscience and Energy (IMAGE)
... orders without velocity information. However, in order to work effectively, it requires normalizing the amplitudes of the seismic data by an optimal...
2023
Developing a New Technique Through Partnering with Contractors: Reservoir Prediction Utilizing AVO Walkaway VSP Data to Calibrate Surface Seismic Gathers, a Case Study in Indonesia
Patricia L. C. Henderson, Dan Hampson, Scott Leaney, Nigel Smith, John Rice, Dave Boreham
Indonesian Petroleum Association
... interface. Sharp velocity contrasts across the array should be avoided and excellent coupling of the geophones to the formation is necessary. Each...
1994
Prediction of Reservoir Rock Permeability Reduction by Using Laboratory Acoustic Measurement
Bambang Widarsono, Fakhriyadi Saptono
Indonesian Petroleum Association
... between velocity of compressional wave (Vp) is bulk modulus or incompressibility (Kb). For an isotropic, homogeneous and perfectly elastic medium, Vp can...
1998
Acoustic Impedance Analysis as an Indirect Approach in Identifying Un-swept Oil Zone Case Study: Kais Carbonate Reservoir The Walio Field, Salawati Basin
Yulia Putri W, Eli Silalahi, Wah Adi Suseno, Ricky Sitinjak, Suganda Zahnurianto
Indonesian Petroleum Association
... impedance = p wave (compressional velocity) = density For 30 years, geophysicists have been researching the correlation of seismic amplitude...
2019
Three Dimensional Seismic Inversion and Neural Net Impedance Facies Map in Reservoir Characterization
Sunit K. Addy, Jim Hallin
GCAGS Transactions
...) to generate a stratigraphic deconvolution operator to match amplitude spectrum of the seismic data with End_Page 227...
2000
Seismic Stratigraphy of Veracruz Tongue, Deep Southwestern Gulf of Mexico
Allen J. Bertagne
AAPG Bulletin
... toward a deep basin. Appearance in cores: Lithology of hemipelagites spans the spectrum from clayey, biogenic ooze (where the clay is directly land...
1984
Tommeliten Gamma Field--Norway Central Graben, North Sea
Erik B. Nielsen, Guy Fraselle, Laura Vianello
AAPG Special Volumes
..., and Gamma) at the top of the Chalk Group (Figure 2). Seismic anomalies caused by gas (extremely low velocity) were seen in the crestal areas...
1990
Late Pleistocene Tidal Rhythmites in Kyunggi Bay, West Coast of Korea: A Comparison with Simulated Rhythmites Based on Modern Tides and Implications for Intertidal Positioning
Kyung Sik Choi , Baeck Oon Kim , Yong Ahn Park
Journal of Sedimentary Research (SEPM)
... of tidal-velocity asymmetries in the deposition of silty tidal rhythmites (Carboniferous, Eastern Interior Coal Basin, U.S.A.): Journal of Sedimentary...
2001
Seismic Modeling of Porosity Distribution in a Miocene Reef, Salawati Island, Indonesia
William T. Valenta
Indonesian Petroleum Association
... constant velocity over the Salawati A field. Figure 2. Schematic Stratigraphic Section Feasibility Study There are some prerequisites for the detailed...
1979
Abnormal Pressure Evaluation of the Recent Pliocene and Miocene Gas Discoveries from the Eastern Nile Delta, Egypt, Using 2D and 3D Seismic Data
Philip D. Heppard and Martin L. Albertin
Houston Geological Society Bulletin
... velocity information depends upon reflection quality, acquisition parameters including the cable length, velocity anisotropy within the rock section...
1998
Characteristics of the Velocity Field in Areas of Reefs on the Dengizkul Arch (West Uzbekistan)
I. I. Perel’man, A. Ya. Baybekova, L. Yu. Kolesnichenko, D. I. Baytel’man
Petroleum Geology: A Digest of Russian Literature
...Characteristics of the Velocity Field in Areas of Reefs on the Dengizkul Arch (West Uzbekistan) I. I. Perel’man, A. Ya. Baybekova, L. Yu...
1979
Investigation of the 1727 Newbury, Massachusetts, USA, earthquake using liDAR imagery and P-wave velocity tomography
Ronald T. Marple, James D. Hurd Jr., Lanbo Liu, Seth Travis, Robert J. Altamura
Atlantic Geology
...Investigation of the 1727 Newbury, Massachusetts, USA, earthquake using liDAR imagery and P-wave velocity tomography Ronald T. Marple, James D. Hurd...
2018
Overview of Exploration Geophysics: Recent Breakthroughs and Challenging New Problems: Hydrocarbons
B. S. Flowers
AAPG Special Volumes
... and thus require a new round of improvements. Three topics are chosen to demonstrate this: (1) problems involving velocity-structure, (2) elimination...
1976
3.4 Detached Sediments: 3.4.1 Decollement Tectonics (A-Subduction): Utah-Wyoming Overthrust Line
B. D. McClellan and J. A. Storrusten
AAPG Special Volumes
... fault in the Utah-Wyoming Overthrust belt. See the index map for location of the Overthrust belt. Older, high-velocity material has been thrust up over...
1983
Analog Model and Synthetic Seismogram Studies of Long Range Refraction Method: ABSTRACT
Stanley J. Laster, Richard Schell, Milo M. Backus
AAPG Bulletin
... 1772 47 9. (September) Refraction mapping of a simple anticline in a high velocity halfspace overlain by low velocity overburden in an analogue model...
1963
Overview of Exploration Geophysics--Recent Breakthroughs and Challenging New Problems
B. S. Flowers
AAPG Bulletin
... and thus require a new round of improvements. Three topics demonstrate this: (1) problems involving velocity-structure, (2) elimination of noises...
1976
ABSTRACT: RTM Guided Migration Velocity Analysis: A West Africa Case History
Search and Discovery.com
N/A
ABSTRACT: Practical Implementation of Geostatistics in Regional Depth Conversion Workflows: A Case Study from Saudi Arabia, by Jeganathan, Pradeep; #90141 (2012)
Search and Discovery.com
2012
ABSTRACT: Geologically Constrained Pre-stack Depth Imaging over the Greater Burgan Oilfield, by Zahran, Wael A.; Mukherjee, Pradip K.; Al-Ghareeb, Aisha Y.; Cunnell, Chris; Saleh, Tamer; Abdel-Wahab, Hossam M.; #90141 (2012)
Search and Discovery.com
2012
-- no title --
user
Search and Discovery.com
... (VFSA) to estimate the subsurface layer elastic parameters such as the P-wave velocity, the S-wave velocity and the bulk density is presented here...
Unknown