ABSTRACT: Processing and Interpretation of Seismic Data from the Papua New Guinea Highlands … an Integrated Methodology; #90061 (2006)

Geoff Mansfield, Peter Southwell, and Keith Bradey

Search and Discovery.com

... of the prospective area of thick karstified limestone in the near surface, adverse weather conditions even during so-called “good” weather windows...

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user

Search and Discovery.com

... into the interpretation of preliminary depth migrated seismic data. We used the near-surface velocity models derived from refraction statics analysis...

Abstract: Case Study of Advanced Seismic Imaging to Illuminate Low Reflectivity Carbonate Reservoirs in Offshore Abu Dhabi, UAE; #91204 (2023)

Mohamed Mahgoub, Khalid Obaid, Oleg Khakimov, Saif Al Mesaabi

Search and Discovery.com

...-amplitude surface waves; multiples; near surface velocity and amplitude variations. We overcame these challenges by implementing an innovative...

GEOLOGY AND GEOCHEMISTRY OF THE EASTERN MARGIN OF THE ATHABASCA BASIN

P. P. Ramaekers and C. E. Dunn

Saskatchewan Geological Society

...; usually it is coarsely crystalline, which suggests an authigenic near surface origin (PettiJohn et al., 1972, p. 430). In places an illite/chlorite...

Seismic Techniques in the Alberta Foothills

L. H. Reed

CSPG Special Publications

... often possess a near surface deposit of coarse gravel which prohibits effective drilling by the customary portable rotary rigs used in seismograph...

Recent Depositional Patterns in the Central Solomons Trough of the Solomon Islands

J. B. Colwell, D. L. Tiffin

Circum Pacific Council Publications

... t s " are evident in near-surface sedi­ ments (Figure 5 ) . T h e y are well defined on the highresolution seismic records but not o n the singlechannel...

Geophysics and geomorphic observation for near-surface structures mapping of Seulimeum Fault on Lamtamot area, Northern Sumatra

Muhammad Yanis, Gozian Islami, Nazli Ismail

Geological Society of Malaysia (GSM)

...Geophysics and geomorphic observation for near-surface structures mapping of Seulimeum Fault on Lamtamot area, Northern Sumatra Muhammad Yanis...

Abstract: Analysis of Multicomponent Seismic Data Recorded with a New Hydraulic Thumper Source; #90224 (2015)

Rafael J. Asuaje, Don Lawton, Malcolm Bertram, Kevin Bertram, Kevin Hall, and Eric Gallant

Search and Discovery.com

... of Calgary campus to generate P-waves and S-waves, and to provide a detailed velocity structure of the near surface. The source generates SH waves...

Abstract: Automatic Time Picking and Velocity Determination on Full-Waveform Sonic Logs; #90171 (2013)

Lejia Han, Joe Wong, John C. Bancroft, and Robert R. Stewart

Search and Discovery.com

..., it is a required first step in analyzing refraction data to determine near-surface velocity values needed to make static corrections. Similarly, first...

Stratigraphic Modeling and Interpretation--Geophysical Principles and Techniques: Section 3. Stratigraphic Models from Seismic Data

Norman S. Neidell, Elio Poggiagliolmi

AAPG Special Volumes

... and the near-surface velocity. For the expression for rf, the size of the Fresnel zone grows in proportion to the stacking velocity, which may...

Pore-Pressure Prediction in the Permian Basin Using Seismic Prestack Inversion

Colin Sayers, Lennert den Boer

Unconventional Resources Technology Conference (URTEC)

...?, 74th EAGE Conference & Exhibition, Extended Abstracts. Savage, W. Z., Swolfs, H. S. and Amadei, B. (1992) On the state of stress in the near-surface...

Structure and Sedimentary History of Southeastern Mediterranean Sea-Nile Cone Area

David A. Ross , Elazar Uchupi

AAPG Bulletin

.... 11, profile 21). A deeper reflector (reflector B) comes near the surface at the top and northern flank of the seamount, and is covered by a thin layer...

Evolution of Synorogenic Clastic Deposits in the Intermontane Uinta Basin of Utah

David W. Andersen, M. Dane Picard

Special Publications of SEPM

... of heterogeneous laterally discontinuous sandstone lenses with varying rocks Sedimentary structures and facies rela amounts of conglomerate and poorly...

Late Quaternary Niger Delta, and Adjacent Areas: Sedimentary Environments and Lithofacies

J. R. L. Allen

AAPG Bulletin

...-surface sea water. End_Page 551------------------------------ coast receives from the southwesterlies a total rainfall varying from 60 inches in the west...

The Development of a New Method of Seismic Velocity Determination

F. P. Kokesh

GCAGS Transactions

... shot holes near the surface location of the well and picking up the resultant seismic energy from successive shots at various depths in the well...

Sedimentology and Mineralogy of Dolomitic Coorong Lakes, South Australia

John K. Warren

Journal of Sedimentary Research (SEPM)

.... Dolomite in the near surface sediments of lakes near Salt Creek such as Pellet Lake and Milne Lake is often associated with magnesite in the lake center...

Monitoring Sea-floor Instability Caused by the Presence of Gas Hydrate Using Ocean Acoustical and Geophysical Techniques in the Northern Gulf of Mexico

Erika Geresi, Ross Chapman, Tom McGee, Bob Woolsey

AAPG Special Volumes

... geologic hazards The northern Gulf of Mexico is characterized by an extremely heterogeneous near-surface geology that makes the geophysical identification...

Models of Subsidence Mechanisms in Intracratonic Basins, and Their Applicability to North American Examples

Garry Quinlan

CSPG Special Publications

... of this anomalous layer lies beneath the central portion of the basin. The presence of these high seismic velocities suggests that the deep Moho does...

Dust-Storm Sediments of Lubbock Area, Texas

Kerby E. Laprade

AAPG Bulletin

... stubble is effective in checking saltation by producing high frictional drag in surface wind and causing low wind velocities near the ground. SOURCE...

Quaternary Stratigraphy and Sedimentation of the Inner Continental Shelf, San Diego County, California

Nancy J. Darigo, Robert H. Osborne

CSPG Special Publications

... are uniform laterally. The strength or high amplitude indicates interbedding of sediments with distinctly different velocities; e.g., fluvial elastics...

Sediment Transport During the Winter on the Yukon Prodelta Norton Sound, Alaska

D. E. Drake, C. E. Totman, P. L. Wiberg

Journal of Sedimentary Research (SEPM)

... is at its maximum and there is no ice layer to inhibit surface waves. Furthermore, the regional transport pattern involving northward mean flow across...

ABSTRACT: Landform Analysis and Ground Penetrating Radar Interpretation in Support of Arctic Civil Construction and Design, by P. F. Cerveny, C. M. Laudon, S. F. Davies, and M. G. Schlegel; #91019 (1996)

Search and Discovery.com

Abstract: Extending Existing Technology to Explore Near Surface Geology With New Techniques in Acquisition, Processing and Interpretation; #90310 (2017)

Marianne E. Parsons, Darren Burrows, Chris Van Galder

Search and Discovery.com

...Abstract: Extending Existing Technology to Explore Near Surface Geology With New Techniques in Acquisition, Processing and Interpretation; #90310...

Geomechanical and Geophysical Analysis of a Wattenberg Field through Wavefield Re-Datuming and Inversion

Jyoti Behura, Pete Smith, Oscar Quezada

Unconventional Resources Technology Conference (URTEC)

... with a complex near-surface geology.” Multiple re-datuming methodologies exist that achieve the above-mentioned goal; almost all of them, however...

Scaled Physical Model of Secondary Oil Migration

Michele Moisio Thomas , Jamie A. Clouse

AAPG Bulletin

... can also be applied to near-surface studies of organic contaminant transport through the unsaturated zone and aquifers. Schwille (1984) described both...