Ground Roll Removal and Signal Preservation by Cascading SVD Polarization Filters with Localized Fk-Filters; #41543 (2015)

Kristof De Meersman, Chris Ansorger

Search and Discovery.com

... ([email protected]) Abstract The attenuation of surface wave energy, ground roll or Rayleigh waves in particular, is a challenging problem...

Understanding the Root Cause of Poor Seismic Data Through Modelling, #41912 (2016).

Anastasia Poole, Peter V. Baaren

Search and Discovery.com

... After noise attenuation PSPR gather Before noise attenuation Data courtesy of APACHE Corporation Point-Source / Point-Receiver synthetic generation...

A Combination of Genetic Inversion and Seismic Frequency Attributes to Delineate Reservoir Targets in Offshore Northern Orange Basin, South Africa, #51398 (2017).

Chris A. Samakinde, Jan van Bever Donker, Silvia Lanes

Search and Discovery.com

... Cenomanian reservoirs in close proximity to a fault judging by the attenuation of frequency observed. This was achieved by using Thirty-three seismic...

Well

Search and Discovery.com

High-Quality 3-D MicroCT Imaging of Source Rocks … Novel Methodology to Measure and Correct for X-Ray Scatter

Alexander Katsevich, Michael Frenkel, Qiushi Sun, Shannon L. Eichmann, Victor Prieto

Unconventional Resources Technology Conference (URTEC)

... modality, is based on measuring the attenuation of X-rays as the source and detector rotate around the patient (Townsend, 2010). Through sophisticated...

Detecting Fracture Zones in the Austin Chalk Using Seismic P- Wave Data

Ilyas Najmuddin

Houston Geological Society Bulletin

... A positive t* value is indicative of attenuation of higher frequencies. Larger t* values correspond to greater attenuation of higher frequencies...

Abstracts: Getting Better Shear-wave Data over Heavy Oil: Rational for Buried Acquisition; #90173 (2015)

Rob Kendall and Richard A. Bale

Search and Discovery.com

... attenuation, reducing their value. By placing receivers at depth below the unconsolidated layer, we expect to record higher resolution shear-wave data...

Simultaneous Measurement of Acoustic and Electrical Anisotropy of Shales under Elevated Pressure: A Preliminary Study, #41965 (2016).

Liwei Ou, Qifei Niu, Manika Prasad, John Quirein, Natasa Mekic, Junsheng Hou, Mehdi E. Far, Ming Gu

Search and Discovery.com

... velocity anisotropy • Acoustic wave attenuation anisotropy • Complex conductivity anisotropy The results of the shale samples show an inverse correlation...

Marchenko-based internal multiple attenuation feasibility analysis for a thin-layered media in ultra-shallow water OBN from offshore Middle East

Frederico Xavier de Melo, Suyang Chen, Luis Salinas, Shotaro Nakayama, Nozomi Yamamoto

International Meeting for Applied Geoscience and Energy (IMAGE)

...Marchenko-based internal multiple attenuation feasibility analysis for a thin-layered media in ultra-shallow water OBN from offshore Middle East...

Deep learning-based Vz-noise attenuation for OBS data

Jing Sun, Arash Jafargandomi, Julian Holden

International Meeting for Applied Geoscience and Energy (IMAGE)

...Deep learning-based Vz-noise attenuation for OBS data Jing Sun, Arash Jafargandomi, Julian Holden Deep learning-based Vz-noise attenuation for OBS...

Application of Multi-Scale Fracture Detection from Borehole Microresistivity Image and Dipole Shear Wave Reflection Imaging in Shale Gas Horizontal Wells: A Case Study in Changning Gas Field

DE Heng, He Fa Yao, Ran Wen, Bin Lin, Qi Cheng Fan, Yan Hui Fu,

Unconventional Resources Technology Conference (URTEC)

... natural fractures along the borehole, however, the depth of investigation (DOI) is about 1-2 cm. Stoneley wave attenuation and reflection techniques have...

Frequency vs Azimuth (FVAZ): the Younger Member of the Family of Seismic Driven Fracture Characterization Methods

Juan Tavella, Victoria Lazzari, Marcelo Frydman, Néstor Herrera

Unconventional Resources Technology Conference (URTEC)

... attenuation due to friction in medium. The phenomenon is called FVAZ, and we accepted the challenge of testing it in the context of Vaca Muerta...

Different Approaches of Combining Geophone and Hydrophone Data From OBC Seismic at Bintuni-Berau Bay, Papua

Tepy Septyana, Yayat Supriatna, Supriyono, Greg Schurter, James Keggin, Jean-Jacques Chameau

Indonesian Petroleum Association

...’ attenuation, whether applied pre-stack or post-stack. Keywords: OBC multicomponent, PZ summation, Bird Head Papua Seismic Challenges INTRODUCTION One...

Extended Abstract: The Permian Play Ground: Unlocking the Potential of the Tinowon Sandstone

Barry Smith

Petroleum Exploration Society of Australia (PESA)

... attenuation and acoustic impedance inversion of 2D dynamite data were jointly used to estimate the likelihood of hydrocarbon-charged sands in areas...

Micro-CT Analysis of Pores and Organics in Unconventionals Using Novel Contrast Strategies

Andrew Fogden, Thomas McKay, Michael Turner, Rohini Marathe, Tim Senden

Unconventional Resources Technology Conference (URTEC)

... attenuation of pores or organic matter (OM) and thus enhance their contrast and resolution in tomographic images. Subsamples (of 2-3 mm diameter...

Decoupled approximation of qP- and qSV-wave in attenuated TI media

Rong Huang, Zhiliang Wang, Guojie Song

International Meeting for Applied Geoscience and Energy (IMAGE)

... to completely decouple the qP- and qSV-wave components in the TI media. Third, to describe the subsurface media's attenuation and anisotropy...

Cascaded Sweeps- A Method to Improve Vibroseis Acquisition Efficiency: A Field Test

M. Benabentos, F. Ortigosa, N. Moldoveanu, P. Munoz

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... a concern for vibroseis acquisition. The cascaded sweep method addresses the attenuation of the harmonic energy Figure 1. A 5-segments cascaded sweep, of 8-s...

Extended Abstract: Seismic Interference Attenuation

Johan-Fredrik Synnevåg, Arne Åsnes

Petroleum Exploration Society of Australia (PESA)

...Extended Abstract: Seismic Interference Attenuation Johan-Fredrik Synnevåg, Arne Åsnes seismic technology I production geophysics feature sponsor...

Yesterday, Today, and Tomorrow in Seismic Exploration

Emil J. Mateker, Jr.

GCAGS Transactions

... and attenuation variations, will permit lithologic identification. To measure the resolving power of the seismic exploration method, one needs to evaluate...

Noise Attenuation in Common Receiver Gather to Enhance S/N Ratio in Seismic Data

Dara Felisia A, Triswan Mardani Ade Surya, R.B.Fauzan Irshadibima, Firman Syaifuddin

Indonesian Petroleum Association

...Noise Attenuation in Common Receiver Gather to Enhance S/N Ratio in Seismic Data Dara Felisia A, Triswan Mardani Ade Surya, R.B.Fauzan Irshadibima...

ABSTRACT: Evaluation of hydrologic and biogeochemical controls on soluble benzene migration within the Uinta Basin using computer models and field sampling; #90013 (2003)

Ye Zhang, Mark A. Person, Enrique Merino, Michael Szpakiewcz

Search and Discovery.com

... on the transport and attenuation of benzene in sedimentary basins. The occurrences of BTEX as dissolved solutes in oil field brines and as soil gases near known...

Coupling Geomechanics and Petrophysical Measurements for Production Enhancement in Organic-Rich Shales

Azra N. Tutuncu, Daisuke Katsuki, Binh T. Bui, Anton Padin, Bryan McDowell

Unconventional Resources Technology Conference (URTEC)

... and attenuation in order to determine the dominating flow mechanisms in shales and their stress dependence for productivity enhancement. Nano-scale SEM...

Abstract: Adaptive f-xy Hankel Matrix Rank Reduction Filter to Attenuate Coherent Noise; #90174 (2014)

Nirupama (Pam) Nagarajappa

Search and Discovery.com

... to separate the two. In particular, coherent noise attenuation methods use the dip or velocity and frequency information to separate the noise and signal...

Abstract: Reflectivity Color Correction in Gabor Deconvolution; #90211 (2015)

Carlos Montana and Gary Margrave

Search and Discovery.com

... and white additive noise. In presence of inelastic attenuation, the stationary assumption is not valid. A nonstationary convolutional model (e.g. Margrave...

Qualitative and Quantitative Monitoring of Seismic Quality During Data-Processing for Future Seismic Reservoir Characterization Studies (Sisi-Nubi Field, Indonesia)

Rangga A. Brahmantio, Mikhail Baturin, Florent Bertini, Jean-Marie Jourdan

Indonesian Petroleum Association

... challenges are related to a complex geological setting with strong lateral lithology variations, provoking important statics, seismic signal attenuation...