Experimental Investigations of Combined Flow Sediment Transport

Everett Smith, Max S. Daniller-Varghese, Paul M. Myrow, David Mohrig

Journal of Sedimentary Research (SEPM)

..., excluding a blanking distance of 10 cm. The ADP data is collected in 2.5 and 3 cm vertical bins. The primary variables are the presence or absence...

Growth Faulting and Salt Diapirism: Their Relationship and Control in the Carolina Trough, Eastern North America: Rifted Margins: Field Investigations of Margin Structure and Stratigraphy

William P. Dillon, Peter Popenoe, John A. Grow, Kim D. Klitgord, B. Ann Swift, Charles K. Paull, Katharine V. Cashman

AAPG Special Volumes

... by the blanking effect presumably produced by gas hydrates formed in the sediments. This is particularly noticeable on the left and right sides of Figure 10...

Mesozoic and Cenozoic Structural Trends Under Southern Bering Sea Shelf

Michael S. Marlow, Alan K. Cooper

AAPG Bulletin

... at subbottom depth of 0.1 sec (100 m). Anomaly causes blanking ("wipe out") of returning acoustical information beneath it, including reflections from...

The Nature and Significance of Regional Unconformities in the Hydrocarbon…Bearing Neogene Sequence Offshore West Sabah

B. K. Levell

Geological Society of Malaysia (GSM)

... by blanking at the top of seismic sections. Essentially the structural style and trend was a repeat of the Horizon II deformation phase. Commonly...

Abstracts: Petroleum History Institute 2022 Oil History Symposium Santa Barbara, California, May 18, 2022

Petroleum History Institute

Petroleum History Institute

... of acoustic masking, “blanking” or “smears” below the seafloor were interpreted as near-surface gas-charged sediments. These gas-bearing horizons were...

Methane-related Carbonate Cements in Pockmarks of the North Sea

Martin Hovland, Michael R. Talbot, Henning Qvale, Snorre Olaussen, Lars Aasberg

Journal of Sedimentary Research (SEPM)

... reflective zones within the layered upper sediment unit. These zones of "acoustic blanking" are interpreted as gas-charged sediments (see Schubel 1974...

G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset

Norman S. Neidell

AAPG Special Volumes

... and muting or blanking applied in the processing. By such means, shear effects can be avoided and no amplitude corrections with offset need...

Seismic Architecture and Lithofacies of Turbidites in Lake Mead (Arizona and Nevada, U.S.A.), an Analogue for Topographically Complex Basins

David C. Twichell, Veeann A. Cross, Andrew D. Hanson, Brenda J. Buck, Jonathan G. Zybala, Mark J. Rudin

Journal of Sedimentary Research (SEPM)

... of the eastern part masked much of the deposit (Fig. 4A, D). Seismic blanking due to gas was prevalent in Iceberg Canyon, Gregg Basin, and Virgin Canyon...

Surface sediment hydrocarbons as indicators of subsurface hydrocarbons: Field calibration of existing and new surface geochemistry methods in the Marco Polo area, Gulf of Mexico

Michael A. Abrams, Nicola F. Dahdah

AAPG Bulletin

... mounds (volcanoes), pockmarks (seabed craters), shallow acoustic blanking, and bright amplitudes (Dembicki and Samuels, 2007, 2008).Figure 1...

Subsurface temperature from seismic reflections: Application to the post-breakup sequence offshore Namibia

Arka Dyuti Sarkar and Mads Huuse

AAPG Bulletin

...-Pg = Cretaceous–Paleogene; MTD = mass-transport deposit. Below both BSRs, but particularly the northern BSR (Figure 6), the effects of gas blanking...

Front Matter, Abstracts: West Texas Geological Society: Resource Plays in the Permian Basin: Resource to Reserves

Michael A. Raines

West Texas Geological Society

..., and the contribution of the gas to water column carbon cycling. Seismic surveys are applied to determine coastal regions with strong BSRs and BSR blanking...

Key Future Directions For Research On Turbidity Currents and Their Deposits

Peter J. Talling, Joshua Allin, Dominic A. Armitage, Robert W.C. Arnott, Matthieu J.B. Cartigny, Michael A. Clare, Fabrizio Felletti, Jacob A. Covault, Stephanie Girardclos, Ernst Hansen, Philip R. Hill, Richard N. Hiscott, Andrew J. Hogg, John Hughes Clarke, Zane R. Jobe, Giuseppe Malgesini, Alessandro Mozzato, Hajime Naruse, Sam Parkinson, Frank J. Peel, David J.W. Piper, Ed Pope, George Postma, Pete Rowley, Andrea Sguazzini, Christopher J. Stevenson, Esther J. Sumner, Zoltan Sylvester, Camilla Watts, Jingping Xu

Journal of Sedimentary Research (SEPM)

... that document near-bed sediment concentrations and how flows interact with and sculpt the bed. For instance, even ADCPs often have a “blanking distance...

Saglek Basin in the Labrador Sea, east coast Canada; stratigraphy, structure and petroleum systems

Christopher D. Jauer, Gordon N. Oakey, Graham Williams, J.B.W. Hans Wielens

CSPG Bulletin

... of reflection amplitude description, usually attributed to gas charging of sediments. This acoustic blanking effect has been linked to various processes which...

Seismic and Thermal Characterization of a Bottom-simulating Reflection in the Northern Gulf of Mexico

Deborah R. Hutchinson, Patrick E. Hart, Carolyn D. Ruppel, Fred Snyder, Brandon Dugan

AAPG Special Volumes

... for deeper BSRs or other geophysical indicators of deep gas hydrate (for example, velocity anomalies or seismic blanking) has led some researchers...

The pore pressure regime of the northern Gulf of Mexico: Geostatistical estimation and regional controls

Scott Morris, Brian Vestal, Kelsey O’Neill, Michael Moretti, Cesar Franco, Nathan Hitchings, Jianmin Zhang, and John D. Grace

AAPG Bulletin

... for blanking. This regional, probabilistic analysis supplements but does not replace either process modeling or the use of geophysical data for pore pressure...

Spectrum of gas migration phenomena across multilayered sealing sequences

Claudia Bertoni, Joe Cartwright, Martino Foschi, and Joe Martin

AAPG Bulletin

...-related seismic anomalies is focused on single or shallow gas charged layers and includes bright spots (high-amplitude anomalies), dim spots, blanking...

Sedimentary Facies in Gulf Coast

S. W. Lowman

AAPG Bulletin

... the depositional slope across major environmental belts, thereby blanking out the development of a particular combination of depth-plus-turbidity...

Two-dimensional stratigraphic forward modeling, reconstructing high-relief clinoforms in the northern Taranaki Basin

Migdalys Salazar, Lorena Moscardelli, and Lesli Wood

AAPG Bulletin

... but the modeled section was extended considerably to 400 km (250 mi) to remove a blanking distance that is automatically generated by STRATA (10...

Frontmatter, Table of Contents, Road Logs, Back Pocket Material: Geology of the Llano Region, Central Texas: Guidebook to the Annual Field Trip of the West Texas Geological Society

West Texas Geological Society

... is mostly by conventional wire-sawing, as is blanking. Grinding and polishing (honing) by large abrasive-bearing wheels smooth the slabs to a velvety...

III Columbia Oil & Gas Investment Conference: Conventional & Unconventional Hydrocarbon Resources - Abstracts

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... data by very bright amplitudes in the upper 1000ms of of data and in areas leads to blanking of the underlying seismic data. We present this comparison...