3.4 Detached Sediments: 3.4.2 Decollement Tectonics (B-Subduction) and Active Margins: Regional Seismic Reflection Profiles Across the Middle America Trench and Convergent Margin of Costa Rica

J. C. Crowe and R. T. Buffler

AAPG Special Volumes

... multiples, and low-frequency reverberations. As indicated on Figure 4, the slope apron sediments show an increasing degree of deformation from the shelf...

Cenozoic Tectonics of Central Hispaniola and Adjacent Caribbean Sea

John W. Ladd , Tai-Chang Shih , C. James Tsai

AAPG Bulletin

... province of southern California which has formed as a consequence of shear along the San Andreas fault. Backus, M., 1959, Water reverberations...

Geologic Framework of Lower Cook Inlet, Alaska

Michael A. Fisher, Leslie B. Magoon

AAPG Bulletin

... during processing stemmed from strong water-botto and peg-leg multiples that interfered with both accurate velocity analysis and efficient deconvolution...

Seismic Reflection Expression and Tectonic Significance of Late Cretaceous Extensional Faulting of the Western Canada Sedimentary Basin in Southern Alberta

Sophie Lemieux

CSPG Bulletin

.... Multiples were included in the synthetic calculation. Formation tops picked include Deadwood (Cambrian), Exshaw (Devonian), Livingston and Turner Valley...

Specialized processing of a massive distributed acoustic sensing (DAS) 3D VSP in a producing well

Ali Sayed, Francesca Twynam, Ran Bachrach, Philippe Caprioli, Marcus Holloway, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist

International Meeting for Applied Geoscience and Energy (IMAGE)

... filter (Sayed et al., 2020; Titova et al., 2023), while spurious energy (e.g. casing reverberations) is eliminated (Figure 1). After decimation...

Reconnaissance Geology of the Chukchi Sea as Determined by Acoustic and Magnetic Profiling

Arthur Grantz, S. C. Wolf, Lloyd Breslau, T. C. Johnson, W. F. Hanna

Pacific Section of AAPG

... this sea. It is remarkably flat and shallow, averaging only about 50 meters in depth. The shallowness created complex and persistent multiples in our...

West Muiron Discovery, WA-155-P - New Life for an Old Prospect

Lorraine Mitchelmore, Neville Smith

Petroleum Exploration Society of Australia (PESA)

... structural and seismic facies mapping. Contamination by multiples (seafloor reverberations off the Base Carbonate reflector), which have similar...

Shallow Water Seismic Operations on the North West Shelf

T. J. Allen, D. Brown, J. Wardell

Petroleum Exploration Society of Australia (PESA)

..., ground roll type of noise is generated; elsewhere, in areas of hard sea bottom, very strong reverberations are present on the short offset traces...

Coalbed Methane Potential of the Surat Basin - A Powder River Basin USA Look-a-Like?

Norm Zillman

Petroleum Exploration Society of Australia (PESA)

... methane play is sending reverberations all around the world". This play has negated conventional CBM wisdom with regard to low rank coal basins...

Extended Abstract: Sensing Below with Ocean Bottom Seismic

Bill Cafarelli

Petroleum Exploration Society of Australia (PESA)

.... cean bottom seismic, ideally suited for shallow water and obstructed offshore areas, offers a range of benefits-reduction of water column reverberations...

Exorcising the Ghosts … The New Streamer Technology Launched by PGS

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... of receiver ghosts and associated water-layer reverberations. J. Ed White, in his textbook "Seismic Waves", pointed out as early as 1965 the possible...

Abstract: Porosity of Meteorite Impact Rocks: Inferences from Geophysical and Petrophysical Studies from the Lake Bosumtwi Impact Crater, Ghana; #90211 (2015)

Damien Meillieux, Douglas Schmitt, Meghan Brown, Marek Welz, Tiewei He, Bernd Milkereit, Tobias Karp, Christopher Scholz, and Sylvester Danour

Search and Discovery.com

... reverberations caused by poor casing coupling in the weak sediments are seen that obscure the in situ seismic wavefield in this zone. Below this depth...

Evidence of Bedform Superimposition and Flow Unsteadiness in Unit-Bar Deposits, South Saskatchewan River, Canada

Arnold J.H. Reesink, John S. Bridge

Journal of Sedimentary Research (SEPM)

... suggests that the fine-grained bottomsets that underlie unit bars are laterally continuous. Multiples and reverberations of these strong reflections can...

Recognition of Continental-Slope Seismic Facies, Offshore Texas-Louisiana: 2. The Concepts

J. B. Sangree , D. C. Waylett , D. E. Frazier , G. B. Amery , W. J. Fennessy

AAPG Special Volumes

... series of wedges with gentle divergence. Greatest divergence is near right margin of figure, below 1.7 sec. Multiples created by reverberation...

High-resolution imaging using least-squares migration in the image domain (LSMi) for a marine distributed acoustic sensing (DAS) 3D-VSP

Ali Sayed, Francesca Twynam, Ran Bachrach, Maud Cavalca, Leo Leon, Maria Shadrina, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist

International Meeting for Applied Geoscience and Energy (IMAGE)

... (Figure 1). High energy casing reverberations were suppressed by a predictive deconvolution filter. The upgoing wavefield was isolated by filtering...

Nondestructive testing for wellbore integrity with distributed acoustic sensing

Ivan Lim Chen Ning, Mike Craven, Timothy Tokar, Saptarshi Dasgupta, Paul Benet, Michael Merlino, Craig Feherty

International Meeting for Applied Geoscience and Energy (IMAGE)

... to disturb the optical fiber, which can result in decoupling. Despite the clear tube wave signatures, we observe the long trailing reverberations. We...

Characteristics of Microzonation Modelling in Reservoir Evaluation

Search and Discovery.com

BRAZOS 440-L FIELD OFFSHORE TEXAS

Richard F. Lane and Robert C. Pace

GCAGS Transactions

... hydrophone/geophone channeled system which is effective in attenuating water column reverberations and increasing signal-to-noise ratio. Figure 2...

HISTORY OF THE BIG HORN CANYON

Larry T. Hart

Montana Geological Society

... party to float the current of the Big Horn River through the Canyon. These canyon walls will soon echo the reverberations of power craft...

Abstract: Elastic Finite-difference Modeling for Testing Acquisition and Processing Methods; #90187 (2014)

Peter Manning, Joe Wong, and David Henley

Search and Discovery.com

... reverberations and scattering within the low-velocity overburden. Visually, the baseline data and the monitor data appear to be identical. However...

Abstracts: Microseismic Event Models from Finite-differencing with Corrections; #90173 (2015)

Peter M. Manning

Search and Discovery.com

... of head waves from, and reverberations within the thin layer show how complex the wavefields can become. An accurate interpretation of the wavefield...

Spectral Balancing Can Enhance Vertical Resolution, by Kurt J. Marfurt and Marcilio C. de Matos; #41357 (2014).

Search and Discovery.com

Integration of Seismic and Log Data of a Deep Borehole in the Basement Rocks of Northeastern Alberta; #41517 (2015)

Judith Chan, Douglas R. Schmitt

Search and Discovery.com

... containing fractures. To differentiate between true seismic reflectors and multiple reverberations in the 2D seismic reflection profiles, a zero-offset...

A New Seismic Method to Significantly Improve Deeper Data Character and Interpretability

Andrew Long, Guillaume Cambois, Gregg Parkes, Anders Mattsson, Terje Lundsten, Mazin Farouki

Indonesian Petroleum Association

..., and Sanders, J.I., 1989, Attenuation of water-column reverberations using pressure and velocity detectors in a water-bottom cable: 59th. Annual...

Broadband Marine Seismic, Does Acquisition Make a Difference?

Martin Bayly, Sandeep Kumar Chandola, Low Cheng Foo, Abdul Aziz Muhamad, Swee Leng Ng

Indonesian Petroleum Association

... thank PETRONAS for providing the test location. REFERENCES Haggerty P.E., [1956], Method and apparatus for cancelling reverberations in water layers...