Advances in Vibroseis Technology Enhance Low Frequency Recording and Provide Significant Operational Benefits

Search and Discovery.com

Spectrum of Fluvial Systems and Depositional History From High-Resolution Study of Seismic Sedimentology (Lithology and Geomorphology), Neogene, SLT Area, Bohai Bay Basin, China

Search and Discovery.com

ABSTRACT: Experience of high-frequency seismic data processing in the Black Sea offshore; #90109 (2010)

Mikhail Simachenko

Search and Discovery.com

...-frequency data, namely a too small interval between the receiver point – 3,125 m, that results is the extremely high information density on the linear...

Sequence Stratigraphy of a Continental Margin Subjected to Low-Energy and Low-Sediment-Supply Environmental Boundary Conditions: Late Pleistocene-Holocene Deposition Offshore Alabama, U.S.A.

Louis R. Bartek, Brian S. Cabote, Tonja Young, William Schroeder

Special Publications of SEPM

... moderate poor 0–10 ms distributary-channel fill, shoreface reworking WO n/a n/a n/a n/a n/a 0–20 ms signal attenuation due to gas...

Seismic Detection of Source Rocks

Ian Davison, Karyna Rodriguez, David Eastwell

GEO ExPro Magazine

... in and below source horizon. High malleability due to high kerogen content. Increase in seismic wave attenuation. Relatively lower amplitude reflector...

Abstract: Nonstationary Predictive Deconvolution; #90172 (2014)

Gary F. Margrave, Michael P. Lamoureux

Search and Discovery.com

... that slicedecon achieves results comparable to gabordecon on a nonstationary (Q attenuation) synthetic. For lags greater than unity slicedecon appears...

210Pb and 14C as Indicators of Callianassid Bioturbation in Coral Reef Sediment

P. D. Walbran

Journal of Sedimentary Research (SEPM)

... and representing a zone of intensive callianassid reworking; (2) An intermediate region of radioa tive attenuation in which excess 210Pb activity decreases...

Structural Observations of the Canning Basin by NOAA-AVHRR Satellite Imagery

P. Wilson, I. J. Tapley, F. R. Honey

Petroleum Exploration Society of Australia (PESA)

..., with a signal to noise ratio of 3:1 at 0.50Jo albedo. The 3.55 - 3.93 channel has an indium an• timonide detector, and the long wavelength channels...

A Physically Consistent Decline Analysis Method for Unconventional Wells

Jorge A. Acuña

Unconventional Resources Technology Conference (URTEC)

... with conventional flow regimes such a linear, bilinear or radial flow and this helps explain the popularity of decline analysis. General solutions for pressure...

Improvements in Logging Operations and Analysis with a Customized NMR Unconventional Acquisition Mode in the Permian Basin

Mohammad Azeem Chohan, Katerina Yared

Unconventional Resources Technology Conference (URTEC)

... relaxation times may not be acquired. This is critical as in unconventional organic rich shale rocks the signal-to-noise ratio (SNR) is important...

Abstract: Modelling Near-field Effects in VSP-based Q-estimation Part 2: Modelling Results; #90171 (2013)

Arnim B. Haase and Robert R. Stewart

Search and Discovery.com

... rotation between the two. Depth dependence of magnitude spectra in these two depth regions is distinctly different. Log magnitude spectra show a linear...

The Distribution of Contaminants in Ground Water at the Slick Rock and Naturita, Colorado Uranium Mill Tailings Sites

Armand R. Groffman, Dan Erskine

Utah Geological Association

...: USGS WRI 80–96. Rai, D., and Zachara, J.M., 1984, Chemical Attenuation Rates, Coefficients and Constants in Leachate Migration, Volume 1–-A Critical...

Geomorphic and Sedimentologic Heterogeneity Along a Holocene Shelf Margin: Caicos Platform

Eugene C. Rankey, Sean A. Guidry, Stacy Lynn Reeder, Humberto Guarin

Journal of Sedimentary Research (SEPM)

... of America, Bulletin, v. 115, p. 845–866. Lugo-Fernandez, A., Roberts, H.H., and Wiseman, W.J, Jr., 1998, Tide effects on wave attenuation and wave set-up...

Optimised 3D Land Geophysical Survey Design - A Case Study

P. van Baaren

Papua New Guinea (PNG) Petroleum Convention Proceedings

... a linear v(z) velocity function in calculations (Liner and Underwood, 1999), and using the migration process itself in which point diffractors...

Developing a New Technique Through Partnering with Contractors: Reservoir Prediction Utilizing AVO Walkaway VSP Data to Calibrate Surface Seismic Gathers, a Case Study in Indonesia

Patricia L. C. Henderson, Dan Hampson, Scott Leaney, Nigel Smith, John Rice, Dave Boreham

Indonesian Petroleum Association

... all propagation effects such as source variation, multiples, spreading and attenuation from the reflected wavefield (since they are measured...

Characterizing Reservoir Behaviour With Cluster-Based Microseismic Analysis

Adam M. Baig, Ted Urbancic, Katherine Bosman, Ellie Ardakani, John M. Thompson

Unconventional Resources Technology Conference (URTEC)

... curve) compared with the noise spectrum (black curve) and a Brune model fit corrected for attenuation (magenta curve). Over the bandwidth where...

Quantitative Seismic Reservoir Characterization of an Oligocene Miocene Carbonate Buildup: Malampaya Field, Philippines

Dietmar Neuhaus, Jean Borgomano, Jean-Claude Jauffred, Christophe Mercadier, Sam Olotu, Jrgen Grtsch

AAPG Special Volumes

.... Inherent noise within the previous seismic data introduced by the complex overburden and buildup morphology has resulted in inconsistent seismic...

Fracture Visualization and Quantification Using Helical CT Scan Technology; #120151 (2014)

Laura Kennedy, David James, and Barry Newton

Search and Discovery.com

... for a 3-foot section of core. The data from the scanner provides a 3D distribution of X-ray attenuation values (Hu), with a maximum voxel resolution...

Priority Onboard

Ed Hagar, Polarcus

GEO ExPro Magazine

... new. includes high end linear and time-frequency variant deOh, how I miss the days of my 9-track tape drive chugging noise, broadband source...

Replacing Decline Curve Analysis

Randy Hazlett, Umer Farooq, D. Krishna Babu

Unconventional Resources Technology Conference (URTEC)

... with partial training sets with and without added noise. We use logarithmically spaced time in sampling with 100%, 75%, 50%, and 25% training sets...

DAS Microseismic Monitoring and Integration With Strain Measurements in Hydraulic Fracture Profiling

Martin Karrenbach, Andrew Ridge, Steve Cole, Kevin Boone, Dan Kahn, Jamie Rich, Ken Silver, Dave Langton

Unconventional Resources Technology Conference (URTEC)

... installed (cemented) behind casing is preferred for optimum signal to noise ratio. Since the fiber extends all the way to the surface, DAS...

Augmenting 1D conductivity depth sections to include information pertaining to 2D/3D conductors

Magdel Combrinck

Petroleum Exploration Society of Australia (PESA)

... section with decay constant values corrected for overburden response, selected Fraser filtered Xcomponent profiles and error/noise limits and show...

Vertical Seismic Profiling--A Measurement that Transfers Geology to Geophysics: Chapter 2

B. A. Hardage

AAPG Special Volumes

... International Meeting, Paper S5.4, p. 1990-2011. Hardage, B. A., 1981, An examination of tube wave noise in vertical seismic profiling data: Geophysics...

Cross-Well Seismology: A New Production Tool

B. N. P. Paulsson, R. T. Langan

Indonesian Petroleum Association

... with the energy loss of a reflection reduce the signal-to-noise ratio. The noisy oil field environment is also a limiting factor for surface seismology...

Reliable 1D magnetotelluric probabilistic inversion considering modelling assumption violations

Hoël Seillé, Gerhard Visser

Petroleum Exploration Society of Australia (PESA)

... of uncertainty is essential in stochastic inversion workflows of magnetotelluric data. Input uncertainty related to the electromagnetic noise...