See Your Reservoir at the Surface!

Ger W. Van Graas, Mona Ulas, Jan Roger Schønning, Joachim Rinna, Jon Erik Skeie

GEO ExPro Magazine

...-membrane gas filter and the released material is analysed by a selected-ion flow-tube mass spectrometer (SIFT-MS) with a cycle time of approximately two...

Extraction of body waves from seismic data induced by high-speed train

Ningning Zhou, Jingrui Luo, Xiaokai Wang, Wenchao Chen, Haixia Zhao, Wenjing Yan

International Meeting for Applied Geoscience and Energy (IMAGE)

... difference between body waves and surface waves. Therefore, in order to retain the body wave information in the virtual shot gather, a filter...

Abstract: Robust Rank-Reduction Filters for Erratic Noise; #90174 (2014)

Stewart Trickett, Lynn Burroughs, and Andrew Milton

Search and Discovery.com

... the median that are insensitive to outliers are termed robust. wind, rain, and endless other effects can lead to noise which is non-Gaussian in the spatial...

Abstract: Violet Grove Time-Lapse Data Revisited: A Surface-Consistent Matching Filters Application; #90187 (2014)

Mahdi H. Almutlaq and Gary F. Margrave

Search and Discovery.com

... in many geophysical papers. To monitor these effects, we acquire seismic data at different calendar times hoping to capture the subsurface change...

Abstract: Time-Frequency Polarization Analysis and Filtering; #90211 (2015)

Robert Pinnegar

Search and Discovery.com

... have delayed their arrival times.) Both the Love and Rayleigh waves show obvious dispersive effects, with the higher frequencies arriving later...

Evolution of the Northern Gulf of Mexico Through the Cenozoic A 3D Visualization Tour, by Dennis A. Sylvia, William E. Galloway, and Ricardo Combellas, #00000, (2003).

Search and Discovery.com

From geophone arrays to point receivers: Implications for sensor and land survey design

Nicolas Goujon, Tom O’Toole

International Meeting for Applied Geoscience and Energy (IMAGE)

..., including source-generated noise and recording system effects. Signal is typically the primary reflected wavefield, with the secondary and scattered...

Seismic Applications of the Velocity Log

W. G. Rimmer

CSPG Bulletin

... Synthesis." Van Siclen, DeWitt, 1959, "Seismic Velocity Effects May Hide Organic Reef," World Oil, April, pp. 118-122, May, pp. 178-182. Wuenschel, P. C...

Shock Filter: A Powerful Tool to Map Basement Blocks and Faults in the Peace River Arch of Alberta Based on Magnetic Signatures, #41293 (2014)

Hassan H. Hassan, Janine Weber

Search and Discovery.com

...Shock Filter: A Powerful Tool to Map Basement Blocks and Faults in the Peace River Arch of Alberta Based on Magnetic Signatures, #41293 (2014...

Abstract: Estimation of Q: a Comparison of Different Computational Methods; #90187 (2014)

Peng Cheng and Gary F. Margrave

Search and Discovery.com

...-domain match-filter method. T heir accuracy and the reliability of Q estimation are evaluated using synthetic data and real VSP data. Testing results...

Emplacement of Clay into Sand by Infiltration

Keith S. Matlack , David W. Houseknecht, Kenneth R. Applin

Journal of Sedimentary Research (SEPM)

..., Petrology and diagenetic effects of lithic sandstones: Paleocene and Eocene Umpqua Formation, southwest Oregon, in Scholle, P. A., and Schluger, P. R...

Achieving Effective Fractures Within High-Permeability Soft Formations

R. P. Marcinew, B. H. Brady, S. A. Burynuik, R. E. Cooper, C. D. Harding

Indonesian Petroleum Association

.... Penny, G.S., 1987. An Evaluation of the Effects of Environmental Conditions and Fracturing Fluids on the Long-Term Conductivity of Proppants. paper SPE...

Photometer Method for Studying Quartz Grain Orientation

Joseph D. Martinez

AAPG Bulletin

... to this particular problem is to allow the light rays reaching the microscope eyepiece to pass through a filter which absorbs the blue-green light and passes...

Rapid Heavy Mineral Separation: NOTES

Robert J. Barsdate

Journal of Sedimentary Research (SEPM)

... and withdrawn immediately after the cannula contacts the heavy mineral fragments at the bottom, and the contents are discharged onto a filter paper...

Three-Dimensional Plane Pass Filtering as a Regridding and Interpolation Technique: ABSTRACT

Steve Chilcoat, Chen Yu Wang

AAPG Bulletin

... to sinc function interpolation in 1-D. A Gaussian 3-D plane pass filter is demonstrated to produce reasonable interpolated results within the pass region...

Q-compensated least-squares reverse time migration by considering velocity and Q perturbations

Jinli Li, Yingming Qu, Chongpeng Huang, Zhenchun Li

International Meeting for Applied Geoscience and Energy (IMAGE)

.... (2010), and Zhu et al. (2014) have proposed some viscoacoustic wave equations that separate the effects of phase and amplitude. Based...

Seismic Resolution in the Mahakam Delta

J. B. Beauchamp

Indonesian Petroleum Association

... filter. The effect of these simple filters is shown on plate 12: When the three-point (−1, 2, −1) filter is applied to the synthetic example used...

Kutei Basin: Feasibility Study of a Broadband Acquisition

Gilbert Del Molino, Fabri Ikhlas Gumulya, Dedy Sulistiyo Purnomo, Paolo Battini, Bonita Nurdiana Ersan, Francesca Brega, Ferdinando Rizzo, Giorgio Cavanna, Buia Michele

Indonesian Petroleum Association

... effects (grain friction, microcracks closure, fluid displacement, Mie scattering). The macroscopic attenuation of seismic waves can be described...

Porosity Quantification in Vuggy Carbonate Reservoirs

Neil Hurley, Robert Zimmermann, David Pantoja

West Texas Geological Society

... estimates from digitally scanned core. The threshold that is within 0.01% of mean core porosity, after shale effects and logging artifacts are removed...

Problems in Secondary-Recovery Water Flooding: Chapter 8

C. Arnold Brown

AAPG Special Volumes

... in secondary recovery projects is the injected water (Amstutz and Reynolds, 1964). Thus, selection of the source, or an open or Fig. 4. The effects...

Seismic Trace Interpolation using Adaptive Prediction Filters

Search and Discovery.com

... to update the predictor filter: w ( n) = λ−1R (n − 1)u(n) 1 + λ−1u(n)T R (n − 1)u(n) α (n) = d (n) − u(n)T p(n − 1) p(n) = p(n − 1) + w (n)α (n) (1) R (n...

Keep an Eye on Your Basement! … The 3D Version

Search and Discovery.com

... such effects could influence trap and reservoir development. This paper focuses on how to map magnetic basement quickly and effectively in 3D on a seismic...

Footprints in Seismic Data, by Surinder Sahai and Khalid Soofi, #40230 (2007).

Search and Discovery.com

Least Square Q-Kirchhoff Migration: Implementation and Application

Xiaodong Wu, Yi Xie, Joe Zhou, Dechun Lin, Yu Wang

Petroleum Exploration Society of Australia (PESA)

... Filter INTRODUCTION Absorption effects caused by the anelastic nature of the earth leads to the attenuation of amplitude and distortion of phase...

Abstract: Correcting PS Receiver Statics using Hybrid Raypath Interferometry; #90172 (2014)

David C. Henley

Search and Discovery.com

...’, for removing near-surface effects from seismic data, is used to remove converted wave receiver statics. A model study is used to show that artifacts caused...