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Showing 3,536 Results. Searched 200,636 documents.
Abstract: 3C Deghosting for Refraction Time-lapse Monitoring; #90187 (2014)
P. B. Wills and K. De Meersman
Search and Discovery.com
... 3 2009 207 (same hole) NB of live 3C 483 483 483 phones Pump noise No (just No (just No (just bandpass) bandpass) bandpass) attenuation Operational...
2014
Abstract: A Step Change: Faster Land Seismic Acquisition with Blended Source Compressive Sensing in the Sultanate of Oman; #91209 (2025)
Mohammed Al Hosni, Uche Aigbokhai, Taimur Al-AlWadhahi, Ali Al-Ismaili, Ahmed Al-Raqmi, Omaima AlDroushi, Ahmed AlHarthi, Israa Al-Hinai
Search and Discovery.com
... and linear noise attenuation, and an in-depth understanding of the impact of decimation and reconstruction is required. The acquisition trial learnings...
2025
Monitoring Steam-Induced Geomechanical Deformation Using Microseismicity and Tiltmeters; #110064 (2008)
Shawn Maxwell and Jing Du
Search and Discovery.com
... of Microseismic Mapping Injection Well Observation Well Observation Distance Depends on Seismic Attenuation Typically 12-3CLevel @ 10M Digital...
2008
A Fresh Look for Natural Fracture Characterization Using Advance Borehole Acoustics Techniques, #40915 (2012)
Willem Veltman, Edgar Velez, Violeta Lujan
Search and Discovery.com
... with open fractures that may be seen not only in the borehole image but also in the acoustic anisotropy and Stoneley attenuation. A case study of two...
2012
Seismic and Strain Relevance of Coal to Its Shrinkage and Swelling Rate during the Sorption Process of CH4 and CO2; #40965 (2012)
Padmavathi Iyengar, Russ Ostermann, Dave Newell, Anil Misra, and Jejung Lee
Search and Discovery.com
.... The travel time for these pulses through coal is observed in the oscilloscope and is used to calculate seismic velocity and attenuation. RESULTS...
2012
Environmental Forensics in the Context of the Oil and Gas Industry; #80250 (2012)
Paul Philp
Search and Discovery.com
..., with all of these issues there are two major questions: what is the source of the contaminant, and is it undergoing natural attenuation or degrading...
2012
Analysis and Integration of Well Logs and Ultrasonic Velocities of Productive Facies in the Upper Viola Formation in Southwestern Kansas; #11110 (2018)
William K. Hagood, Victor Cimino, Matthew Totten, Abdelmoneam Raef
Search and Discovery.com
... Pwave velocities were conducted on the same core to understand the potential of seismic attenuation effects and velocity variation in reservoir facies...
2018
Pre-Messinian Tight Reservoir Characterization Western Nile Delta, Egypt; #11317 (2020)
Trisakti Kurniawan, Hasnor Farhana Hasnan, M Adni B Wahab, Wahyu Prasetyotomo, Christian Brinzer, Alessandro Mannini
Search and Discovery.com
... prediction from seismic. This workflow has resulted in the attenuation of noise while preserving the signal, and ultimately an optimized seismic data...
2020
Shooting Seismic in Linked Circles
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... sophisticated digital group forming. Further noise attenuation is achieved during data processing. As the number of surveys increases it is likely that the noise...
2009
Mapping Geology beneath Volcanics Using Magnetic Data
Irena Kivior, Stephen Markham, Leslie Mellon, David Boyd
Australian Petroleum Production & Exploration Association (APPEA) Journal
... significant problems for petroleum exploration because the attenuation of the seismic signal masks the underlying geology. A test study was conducted...
2018
Broadband Seismic Technology and Beyond: Part VIII: BroadSeis in Exploration
Lasse Amundsen, Martin Landrø, Vetle Vinje, Jo Firth
GEO ExPro Magazine
..., it is necessary to extend the low frequencies, which are affected less by attenuation and provide greater accuracy and stability for seismic inversion...
2014
Fresnel criteria for 5D survey design: A proof of concept decimation test
Michael Hons, Dave Simmons, Sean Contenti, Yong Xu
International Meeting for Applied Geoscience and Energy (IMAGE)
... corrections and velocity analysis, which yielded surprisingly similar results. A notable exception was cross-spread noise attenuation, which required...
2022
Stochastic Seismic Lithofacies Uncertainty Quantification Over Sisi-Nubi Field
Rakesh Doshi, Loic Michel, Rachim Winata Abdul, Rangga Brahmantio, Gilles Vallon
Indonesian Petroleum Association
... and the seismic velocity field. A preconditioning workflow was previously applied to the seismic angle stacks to compensate for amplitude attenuation caused...
2013
Multiparameter FWI imaging in the Gulf of Mexico
Tom Rayment, Karen Dancer, James McLeman, James Penwarden, Tim Ooi, Monica Hartmann
International Meeting for Applied Geoscience and Energy (IMAGE)
... of the wavefield that have traditionally required attenuation prior to imaging such as ghost and multiple energy. The derived reflectivity volume is naturally...
2023
GPR surveys reveal the subsurface geology of major sea turtle nesting islands in the Saudi waters of the Arabian Gulf
Sherif Hanafy, Korhan Ayranci, Rommel H. Maneja, Ace Vincent B. Flandez, Jinoy Gopalan, Diego F. Lozano Cortes
International Meeting for Applied Geoscience and Energy (IMAGE)
... in soils, clay content, heterogeneity, and radar wave attenuation. In this study, we recorded GPR data on two islands, hence, we are expecting...
2023
Least Square Q-Kirchhoff Migration: Implementation and Application
Xiaodong Wu, Yi Xie, Joe Zhou, Dechun Lin, Yu Wang
Petroleum Exploration Society of Australia (PESA)
... caused by the anelastic nature of the earth lead to the attenuation of amplitude and distortion of phase of seismic waves. The so-called quality factor...
2018
Hybrid streamer/sparse OBN imaging offshore Norway
Chris Walker, Zhengzheng Zhou, Xi Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... components of the data, followed by shear leakage attenuation for Z, Zto-P calibration, and Up-Down separation. Modelling-based multiple attenuation...
2023
3D Multiscale Imaging of the Distribution of Pores, Organic Matter and Oil in Place in Vaca Muerta Shale Samples
Silvano Sommacal, Andrew Fogden, Benjamin Young, William Noel, Alessio Arena, Leonardo Salazar, Tobias Gerwig, Qianhao Cheng, Andrew Kingston, Denis Marchal, Ana Maria Perez Mazas, Claudio Hugo Naides, Guillermina Kohler, Marcelo Cagnolatti
Unconventional Resources Technology Conference (URTEC)
... attenuation. The third scan in this iodine-stained state thus provided a registered 3D volumetric map of the OM distribution. Following these non...
2016
Improved approach for the suppression of interbed multiples related with coal strata in the Junggar Basin
Yang Huidong, Li Daoshan, Gong Ting, Lv Yongchang, Miao Yanshu, Zhang Boen
International Meeting for Applied Geoscience and Energy (IMAGE)
...-stack migration section and calibration result without multiple attenuation; (a) migration section, the target zone is contaminated by interlayer...
2024
Direct exact nonlinear resolution enhanced inversion for fluid modulus and porosity
Xiao Chen, Zhaoyun Zong, Yu Chen, Yushen Jiang
International Meeting for Applied Geoscience and Energy (IMAGE)
... seismic wavelet propagation and are not impacted by dispersion attenuation, resulting in low inversion resolution. As a result, we establish...
2024
The high fidelity denoising and imaging of near-field hydrophones(NFH) data
Guangkai Ma, Xuelin Yang, Lubo Liu, Zhaolei Wang, Xiaoqiao Ren, Yifan Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... of processing and imaging of NFH. We examine the effectiveness of our methods and processing workflow on field data examples. (a) Method 1 Attenuation...
2024
Prestack Depth Imaging Within the Makassar Straits, Eastern Kalimantan, Indonesia
Chris Willacy, Suryadi Oemar, A. Edy Hermantoro, Paul Gilleran
Indonesian Petroleum Association
.... Thrusting stacks rocks of higher seismic velocity over lower velocity material. Such a velocity contrast results in strong wavefront attenuation...
2000
Subsurface imaging with near field hydrophone data of OBN acquisition
Lei Runchen, Chen Haolin, Xu Zhaohong, Wei Xiubo, Liu Zhao, Luo Minxue
International Meeting for Applied Geoscience and Energy (IMAGE)
... the analysis in the previous paragraph. 2.3 Methodology of noise attenuation Fourth International Meeting for Applied Geoscience & Energy...
2024
A high-resolution seismic investigation for shallow iron ore
Ashley Grant*, Sasha Ziramov, Milovan Urosevic
Petroleum Exploration Society of Australia (PESA)
... are marked. Note successful attenuation/suppression of all but primary wave modes. Consequently, the depth of penetration, even with a bigger source...
2019
New insights into the Exmouth Sub-basin: Seismic acquisition, processing and imaging
Alexander Karvelas, Bee Jik Lim, Lianping Zhang, Haryo Trihutomo, Oliver Schenk, Sugandha Tewari
Petroleum Exploration Society of Australia (PESA)
... assumptions and noise attenuation techniques targeting the additional cross-flow noise generated when the cable is towed in a circular fashion...
2019