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Showing 5,197 Results. Searched 200,636 documents.
Chapter 19: Ancient Eolian Deposits of the Navajo and Weber Sandstones, Northeast Utah and Colorado
S. G. Fryberger
Rocky Mountain Section (SEPM)
..., and curved basal surface of scour associated with the sandflow. C) Ripple strata, with pin-stripe lamination style and inverse grading (open arrow). Granule...
1990
Net to gross changes defining compound clinoforms in outcrop The Morne LEnfer Formation, Trinidad
Ariana Osman, Ryan Ramsook, Ron Steel
International Meeting for Applied Geoscience and Energy (IMAGE)
... of platform facies: 1) 1-2 m of normal and inverse graded beds dominated by mixed grey fluid muds, and organic rich dark muds, sometimes with wavy beds...
2022
Marine Seismic Sources: Part III: A Feeling for Decibels
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... was around 180 dB at 161 km (100 miles). Assuming that the sound level falls off as the inverse of distance, the decibel level on Rodriguez Island would...
2010
Geochemistry of Shallow Salt Domes
Harold L. Overton
Houston Geological Society
... younger than the Texas domes and they exhibit this inverse relationship between caprock thickness and surface expression very well, for the rapid...
1978
An Interpretation of the Golden Grove Gravity High in Southern New Brunswick
V. K. Gupta, K. B. S. Burke
Atlantic Geology
... to non-uniqueness in gravity and magnetic inverse problems. Geophysics, 36, pp. 835-855. AL-CHALABI, M. 1971(b). Interpretation of gravity anomalies by non...
1977
Modelo de Velocidades de Intervalo en Profundidad a partir de la Función de Difracción: Aplicación a Datos Reales [PAPER IN SPANISH] Depth Interval Velocity Model from a Diffraction Function: Application to Real Data
C. A. Ortega Galvis, L. A. Montes Vides
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... velocidad de intervalo. ABSTRACT An algorithm to solve the inverse problem was implemented, estimating the interval velocity and building seismic models...
2004
North Belut 3D Seismic Processing Experience: The First High-Resolution High-Density Q-Marine Survey Conducted in Indonesia
Andreas T. Waluyo, Michael I. Challis
Indonesian Petroleum Association
... shot drop Inverse Q phase-only Shot & channel scaling and Surface Consistent Amplitude Compensation Fold regularization to 6.25m x 12.5m bin size...
2008
Machine learning inversion solution: a tool to identify faults shear slip from sensed ground deformation
Saeed Salimzadeh, Dane Kasperczyk
Australian Energy Producers Journal
... (Jeffrey et al. 2013). The corresponding inverse problem, however, is usually illposed, yielding non-unique and potentially unstable solutions...
2025
Mesozoic-Cenozoic Tectonic Evolution and Petroleum Generation in the Delaware Basin and Vicinity, West Texas and New Mexico
Alton A. Brown
West Texas Geological Society
... was then examined to evaluate when these effects were active. (1) Heat flow in continental settings is approximately proportional to the inverse square...
2003
Seismic Imaging Through Gas Cloud Using Borehole Seismic Walkaway Technique; A Case Example From Offshore Malaysia
Teck Kean Lim, Gunawan Taslim, Amy Mawarni M Yusoff
Indonesian Petroleum Association
... a LookAhead VSP: SEG Expanded Abstracts 24, 2637 (2005). G. Beylkin; 1984, Imaging of discontinuities in the inverse scattering problem by inversion...
2008
De-risking Wellbore Dynamics Challenges for Operational Feasibility of Dual Packer
Abhimanyu Singh, Arvind Kumar, Velerian Sanjao Lopes, Tety Benedicta Wydiabhakti, Dario Solohaga, Priyank Srivastava
Unconventional Resources Technology Conference (URTEC)
... or inverse impact on the required equalization time during operation. Therefore, it is crucial to evaluate these factors prior to planning any dual packer...
2023
Patterns of Sedimentation in the Contemporary Red Sea as an Analog for Ancient Carbonates in Rift Settings
Sam J. Purkis, Paul M. Mitch Harris, James Ellis
Journal of Sedimentary Research (SEPM)
.... 409–425. Perline, R., 2005, Strong, weak, and false inverse power laws: Statistical Science, v. 20, p. 68–88. Pinsky, M.L., Palumbi, S.R., Andrefouet...
2012
Gas Hydrates: Part II: Rock Physics, an Introduction
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... of the distribution of hydrates within their host sediments. The inverse modeling problem is to infer hydrate concentration from geophysical measurements...
2012
Gas Hydrates: Part III: Rock Physics Hydrate Experiments
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... significant attenuation at seismic frequencies of 10–200 Hz (Qvalues, which describe inverse attenuation, of around 10). Observations from Wells In a field...
2012
Application of Quantitative Seismic Geomorphologic Techniques to Understanding Uncertainty in Clastic Depositional Systems
Lesli J. Wood, Lorena Moscardelli
West Texas Geological Society
... no consistent trends from proximal (left side of graph) to distal (right side of graph). However an inverse relationship does exist between slope and sinuosity...
2005
Broadband Seismic Technology and Beyond: Part II: Exorcizing Seismic Ghosts
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... the inverse filter D = 1/G to the data: D G = 1 . Here, r0 is the reflection coefficient at the overlying boundary, k = ω/c is the wavenumber, ω=2πf...
2013
General Geology of the Northern Coast Ranges and the Wilbur Springs Area
Christine Canson
Special Publications of SEPM
... indicates bathyme- Figure 62. Systematic variation of the petrologic character of the sandstones reveals a stratigraphy (inverse) recording progressive...
1984
Leveraging legacy data: An onshore reprocessing case study from eastern Australia
Bahaa Soliman, Catalina L. Ocampo, Oscar Garcia, Andy Walz, Anthony Goodall, Emily Guidry
International Meeting for Applied Geoscience and Energy (IMAGE)
... the spectrum (Figure 4). The CACP flow includes Inverse-Q correction to account for absorption, robust surface-consistent deconvolution (Hootman, 2011...
2022
A robust approach for shear log predictions using deep learning on big data sets from a carbonate reservoir for integrated reservoir characterization projects
Aun Al Ghaithi
International Meeting for Applied Geoscience and Energy (IMAGE)
... such as Amplitude versus offset (AVO) inversion and Azimuthal (AVA) inversion. Moreover, shear sonic logs or their inverse shear velocity logs are used in rock...
2022
Fracture, Fracture Everywhere: Part I
Rasoul Sorkhabi
GEO ExPro Magazine
... as the number of fractures per metre length. It is thus the inverse of fracture spacing. Fracture frequency is equal to 1/fracture spacing. 7. Population...
2014
Efficient and accurate velocity building from Gramian-constrained multiphysics reflection and transmission data
Jide Nosakare Ogunbo
International Meeting for Applied Geoscience and Energy (IMAGE)
..., 84, 3, R411–R427, doi: https://doi.org/10.1190/geo2018-0096.1. Zhdanov, M. S., 2015, Inverse theory and applications in geophysics: Elsevier...
2022
Pleistocene History of Lower Jordan Valley, Utah
Ray E. Marsell, Daniel J. Jones
Utah Geological Association
... knowledge of them must continue to be, as it now is, the inverse order of their antiquity. The great importance of the chapter on the latest period lies...
1955
A Stratigraphic Log of Semantan Formation along Part of the Mentakab-Temerloh Bypass, Pahang
I. Metcalfe, K. R. Chakraborty
Geological Society of Malaysia (GSM)
... The coarse and fine-grained tuffs in the sequence exhibit graded bedding most commonly of normal type (fining upwards) but also of inverse type (coarsening...
1994
Gas Field Development Planning Using Reservoir Model
Entang Hadisasmita
Indonesian Petroleum Association
... of the stabilized deliverability curve Pcell = cell pressure, psi. Pwf = Flowing bottomhole pressure, psi n = Exponent which describes the inverse...
1985
Tectono-Stratigraphic Controls on Deltaic Reservoir Architecture and Recovery Response in Foreland Basins
Noel Tyler
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... decrease if the system is tide-dominated. The inverse of recovery efficiency is reserve growth potential (fig. 4). Clearly, the complex reservoirs...
1994