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The AAPG/Datapages Combined Publications Database
Showing 3,535 Results. Searched 200,685 documents.
Solving the Singing Record: ABSTRACT
Carl H. Savit
AAPG Bulletin
... that, in many cases, attenuation of singing must be of the order of 40 db in order to produce a useful record. Based on these observations, a system...
1961
2008
ABSTRACT: Quality Factor Estimation from Modeling Velocity Dispersion, by Alsaadan, Sami; Toksöz, M. Nafi; Burns, Daniel; #90141 (2012)
Search and Discovery.com
2012
ABSTRACT: Imaging a Shallow Aquitard with Seismic Reflection Data in Memphis, Tennessee; #90113 (2010)
Jiandang Ge, Maria Magnani, and Brian Waldron
Search and Discovery.com
... the most repeatable source wavelets. None of the sources tested produced significant seismic energy above 100 Hz due to seismic wave attenuation...
2009
Abstracts: Q Determination, Corner Frequency and Spectral Characteristics of Microseismicity Induced by Hydraulic Fracturing; #90173 (2015)
David W. Eaton
Search and Discovery.com
... between spectral and source parameters. In order to obtain reliable estimates of the source spectrum, the effects of attenuation need to be estimated...
2015
Intricate Seismic Time-Frequency Analysis in Kujung Patch Reef, Northeast Java Basin
Haryono Haryanto, Erik Yogapurana, Aditya Kusuma
Indonesian Petroleum Association
... attenuation measurements of seismic reflection data. This attenuation is believed to be closely related to the saturating fluid. The wide range of evidence...
2016
Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada
M. W. Lee, T. S. Collett, W. F. Agena
AAPG Special Volumes
... indicates that the P-wave attenuation quality factor of non-gas-hydrate-bearing sediments is about 65, whereas that of gas-hydrate-bearing sediments...
2009
Elastic Wave Propagation Mechanisms in High-Temperature Deep Hydrocarbon Reservoirs Exhibiting Three-Phase Fluids
Jidong Gao, Bin Yuan, Wei Zhang, Hongbin Zhang, Caili Dai, Baohua Wang, Yuyang Liu
Unconventional Resources Technology Conference (URTEC)
...-saturated pore model, the model resolves the acoustic attenuation and dispersion caused by macroscopic, mesoscopic, and microscopic three-scale fluid...
2025
The development of seismic reflection sandbox modeling
Donald H. Sherlock, Brian J. Evans
AAPG Bulletin
... particles: Journal of the American Ceramics Society, v. 44, p. 513-522. Purnell, G. W., 1986, Observations of wave velocity and attenuation in two...
2001
A double double-porosity model for wave propagation in patchy-saturated tight sandstone with fabric heterogeneity
Jing Ba, Mengqiu Guo, Wenhao Xu, Fengyuan Sun, Lin Zhang, Wei Cheng
Petroleum Exploration Society of Australia (PESA)
... structure heterogeneity and patchy-saturation can lead to strong seismic wave dispersion and attenuation. In this work, a double double-porosity...
2018
Seismic Frequency Bandwidth Constraints in Deepwater Locations
Andrew Long, Iain Buchan
Indonesian Petroleum Association
... an undercompacted overburden with low quality factor (Q) values associated with high rates of anelastic seismic attenuation. Rugose water bottom...
2004
A deep-learning workflow for weak reflection extraction in pitch-catch measurements in cased-hole
Qiang Wang, Hua Wang, Shaopeng Shi
International Meeting for Applied Geoscience and Energy (IMAGE)
... cement-formation interface as TIE (Third Interface Echo) mode (marked as TIE in wave train in Fig.1c). The attenuation of primary A0 at two receivers...
2022
Geologic Conditions of Formation of the Shebelinka Gas Field
I. S. Romanovich
Petroleum Geology: A Digest of Russian Literature
...). In this connection the Shebelinka structure is regarded as being complicated by salt. A systematic attenuation of salt tectonics in this region during...
1963
Hybridised Weighted Boot-Strap Differential Semblance
Hamish Wilson, Lutz Gross
Petroleum Exploration Society of Australia (PESA)
... and real trace gathers. The test results show that our approach significantly improves the resolution and noise attenuation in the semblance spectra...
2016
Reservoir spatial characterization based on tuning body spectrum decomposition along the target layer
Ying Zheng, Qingzhen Wang, Jianhua Wang, Rao Huang, Zhenyu Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
...), A is amplitude, is energy attenuation coefficient, is energy delay coefficient, f is center frequency, is phase delay coefficient. The energy attenuation...
2024
The Value of Microseismic Monitoring and Interpretation of Microseismic Event Hypocenters Myths, Misconceptions, Realities, and Opportunities
Erkan Ay, Nigel Payne, Joel Le Calvez, Herve Denaclara
Unconventional Resources Technology Conference (URTEC)
... in the hypocenter determination and calculations of the various source parameters and attributes are impacted (e.g., well head location, deviation survey, velocity...
2017
The calculation of first-arrival P-wave traveltime for attenuating TTI media
Mengxiu Wang, Jingyi Chen, Zhengcong Zhao, Kaiyuan Ji, Shaoying Chang
International Meeting for Applied Geoscience and Energy (IMAGE)
... of waves, while the imaginary part describes the magnitude of attenuation. Thus, by solving these governing equations successively, the real...
2022
Data-driven near-surface Q compensation: A case study in Sichuan Basin of China
Xinyuan Feng, Yulian Zhao, Mingtu Xiao
International Meeting for Applied Geoscience and Energy (IMAGE)
...-Northwest (NWGI), Petrochina Summary The near surface layer causes a strong absorption and attenuation effect on seismic waves, which seriously...
2024
Abstracts: Evidence of Shallow Gas in the Queen Charlotte Basin from Waveform Tomography of Seismic Reflection Data; #90173 (2015)
Eric M. Takam Takougang and Andrew J. Calvert
Search and Discovery.com
... quantitative images of the P wave velocity and attenuation factors, following a specific data preconditioning and inversion strategy. The field data were...
2015
Geophysical Investigation of the Breccias Impact on Reservoir Quality in the Madison Formation, The Beartooth Region, Montana, U.S.A.
Wisam H. AlKawai
Search and Discovery.com
... a lower rigidity than typical carbonate rocks. Hence it is likely that brecciation has cause increased attenuation/scattering of seismic energy whilst...
2011
ABSTRACT: Examples of Enhanced Spectral Processing in Direct Hydrocarbon Detection; #90007 (2002)
Sun, Shengjie, John P. Castagna, Robert W. Siegfried
Search and Discovery.com
... that these attributes can potentially be used for direct hydrocarbon detection. In our real data examples, reservoirs exhibit high attenuation of spectral amplitude...
Unknown
Abstract: Assessing Natural Attenuation in AMD Contaminated Aquifers The Integrative Dual Isotope Approach; #90172 (2014)
Kay Knöller, Nils Hoth
Search and Discovery.com
...Abstract: Assessing Natural Attenuation in AMD Contaminated Aquifers The Integrative Dual Isotope Approach; #90172 (2014) Kay Knöller, Nils Hoth...
2014
Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014)
Todor I. Todorov, Gary F. Margrave
Search and Discovery.com
...Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014) Todor I. Todorov, Gary F...
2014
Application of Visco-Acoustic Full Waveform Inversion to Shallow-Water, Shallow-Gas Data, #41802 (2016).
Xin Cheng, Ronan Petton, Ian Anstey, Wai-Leong Lai, Denes Vigh, Gavin Menzel-Jones
Search and Discovery.com
... model and migration operator that provides the simultaneous corrections of the complex kinematics and the intrinsic attenuation that are present...
2016
Water Weakening: Case Study From Marcellus and Woodford
Ishank Gupta, Carl H. Sondergeld, Chandra S. Rai, Ronny Hofmann
Unconventional Resources Technology Conference (URTEC)
... showed that the attenuation increase and velocity reduction due to water saturation was much more than due to benzene saturation. They inferred that non...
2017