Prospect Investigation and De-Risking Using Cognitive Interpretation Workflows, Offshore Equatorial Guinea; #42170 (2017)

Tom Wooltorton, Stephen Leslie, Merritt Smith, Ryan M. Williams, Luis Gomez

Search and Discovery.com

... workflows were applied to investigate subtle, low relief faults that may provide a trapping mechanism. Inflections in structural dip were identified which...

High resolution imaging using multiples „ A North Sea case study

Chandan Kumar, Rodney Johnston, Petr Jilek, Xiaolei Song, Mikhail Davydenko

International Meeting for Applied Geoscience and Energy (IMAGE)

... dip filtering to remove aliased noise at very high frequencies. In this work, we use a low frequency (20 Hz) FWI velocity model to create a very high...

A Low Frequency Seismic Survey in an Exploration Environment (Geophysics Poster 17)

Paul West, Konrad Cieslik, Shamim Haider, Abdul Aziz Muhamad, Sandeep Kumar Chandola, Awalludin Harun

Geological Society of Malaysia (GSM)

... (Goertz et al, 2009). Coherent noise generated by hydrocarbon exploitation activities is almost continuous in time and can not be removed by time...

Mapping of Reservoir Facies within Heterogeneously Deposited and Structurally Deformed Strata in Tripura Frontal Fold Belt of Assam and Assam Arakan Basin: Application of Sequence Stratigraphy, 3D Seismic Attributes and Inversion, #30255 (2012)

Hari Lal, N.P. Singh, A.K. Tandon

Search and Discovery.com

.... Linear alignments of orthogonal dip direction (e.g. north direction within dominantly east direction) are indicative of cross-faults. Curvature Curvature...

Post Migration Processing of Seismic Data

Dashuki Mohd.

Geological Society of Malaysia (GSM)

...; • correction for the amplitude loss due to inelastic attenuation and spherical divergence, • removal of noise and compression of wavelet through filtering...

Application of generalized radon transform migration to crosswell seismic geometry

Shujaat Ali, Olga Podgornova, Takashi Mizuno, Joel Le Calvez

International Meeting for Applied Geoscience and Energy (IMAGE)

.... The survey was acquired with a regular 10 ft source and receiver spacing. A linear sweep of frequency band 30-600Hz was used. Both source...

Demultiple for Wide-Tow Broadband Acquisition in a Shallow Water Environment: A Case Study from the NW Shelf, Australia

Mike Hartley, Shuo Ji, Alex Browne

Petroleum Exploration Society of Australia (PESA)

..., including swell and linear noise attenuation. The data were acquired with a variable streamer depth, and ASEG-PESA-AIG 2016 750 August 21–24, 2016...

Integrated geophysical studies of the basement structures, the Mississippi chert, and the Arbuckle Group of Osage County region, Oklahoma

Olubunmi O. Elebiju, Shane Matson, G. Randy Keller, Kurt J. Marfurt

AAPG Bulletin

... 10A). At the Arbuckle Group level, these incoherent features are more dominant. We notice that very coherent linear features cut some of these low...

Fast and efficient structure-oriented preconditioning with on-the-fly dip estimation

Rodrigo Felicio Fuck, Lorenzo Casasanta

International Meeting for Applied Geoscience and Energy (IMAGE)

...Fast and efficient structure-oriented preconditioning with on-the-fly dip estimation Rodrigo Felicio Fuck, Lorenzo Casasanta Fast and efficient...

ABSTRACT: Ultra-High-Resolution Seismic Stratigraphy of Martha Brae Delta-Reef Complex, Falmouth, Jamaica, by J. D. Pigott, J. D. Skinner, and S. M. Roberts; #91022 (1989)

Search and Discovery.com

Reservoir Delineation by Wireline Techniques

J. F. Goetz, W. J. Prins, J. F. Logar

Indonesian Petroleum Association

.... In the biolithic zone, no coherent dip patterns are evident. The character of log curve and dip plots on shelf carbonates is very dependent upon...

Minimizing Depth Uncertainties Through Effective Seismic Processing Strategies in a Complex Geological Setting - Unlocking Deeper Potentials Offshore Indonesia

M Afiq B Mokhtar, Riaz Alai, Yonghe Guo, Pongga Wardaya, Jun Wang, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... to publish this work. REFERENCES Guillaume, P., Reinier, M., Lambaré,G., Cavalié, A., Adamsen, M.I., & Bruun, B.M., 2013, Dip constrained non-linear slope...

Feasibility Study Methodology for Fracture Analysis Studies Using Seismic Azimuthal Amplitude Variation: Application in Southern Mexico

Alexis Ferrer Balas, Nahum Campos, Jesus Garcia Hernandez

GCAGS Transactions

... other factors, like too low signal-to-noise ratios to be detectable, high fracture dip values, or wave interferences among different layers, could...

Abstract: Seismic Stratigraphy of the Winedale Prospect: Updip Wilcox Trend - Onshore Texas Gulf Coast

Allen Huckabay

Houston Geological Society Bulletin

... that coherent energy above 50 Hz was preserved and relatively noise free down to the depth of the reservoir. A wide band pass (i.e. 12-75 Hz) was therefore...

Squeezing More Information Out of 3D Seismic Data with a Match Filter and Possibly Squeezing More Oil Out of Oil Pools; #41562 (2015)

Norm Kalmanovitch, John Townsley

Search and Discovery.com

... is in an up dip position that has not been drilled. The Match Filter Process Our objective in recording and processing seismic data is to obtain...

Identification of Sand Dunes in the Early Jurassic Nugget Formation in the Moxa Arch of Wyoming Using Seismic Attributes, Petrophysical Modeling, and Seismic Data Conditioning; #51604 (2019)

Dhruv Agrawal, Sumit Verma, Subhashis Mallick

Search and Discovery.com

... analysis shows the presence of northwest-southeast trending linear geologic features believed to be eolian dunes and inter-dunal deposits. Previous works...

VSP Guided Reprocessing and Inversion of Surface Seismic Data

R. Gir, Dominique Pajot, Serge Des Ligneris

Southeast Asia Petroleum Exploration Society (SEAPEX)

... noise, cannot be reduced by residual reprocessing or match filtering. In this, case, a strong filter which acts on both phase and amplitude, provides...

Making Interpretable Images from Image Logs

Birger Hansen, Janusz Buczak

AAPG Special Volumes

... to be applied with respect for other users. A simple candidate for filtering is noise on an acoustic image stemming from the power generator. Here...

An experimental evaluation of the curvature-strain relation in fault-related folds

David P. Keating, Mark P. Fischer

AAPG Bulletin

... trend for each model is seen when the maximum monocline dip is plotted vs. the fault displacement. Note then that the linear trends are the same...

Seismic Attribute Mapping in Carbonate Depositional Environment, Some Lessons from Case Studies; #41159 (2013)

F. Hong and E. Shipilova

Search and Discovery.com

... on each seismic trace in order to highlight stratigraphic limits). Low frequency components in spectral decomposition can provide some coherent noise out...

ABSTRACT: Squeezing every drop out of a new OBN dataset (Columbus Basin, Trinidad & Tobago)

Avinash Ramroopsing

Geological Society of Trinidad & Tobago

... picking and residual move-out QC, possible given the smaller focus area; a linear delta starting model; further Q enhancement from QTomo; stacking...

The contribution of recent developments in signal processing technology and geological constraints to the reimaging of narrow-azimuth streamer data in the north-eastern Gulf of Mexico

Hongyan Li, Jarred Hostetler, Nadxieli De La Rosa Perez, Hugo Enrique Munoz Cuenca, Zhao Ge, Wilson Ibanez, Courtney Steichen, Ruoyu Gu, Jarrod Hutson, Michiru Tomida

International Meeting for Applied Geoscience and Energy (IMAGE)

... of Mexico. The objective of the reprocessing was to improve the signal-to-noise ratio (SNR), resolution, AVO credibility, subsalt and Mesozoic events...

Design of Land 3-D Surveys, by Mike Galbraith, #40139 (2004).

Search and Discovery.com

Lithology variability and channel geomorphology of the mixed carbonate-siliciclastic San Andres and Grayburg interval using frequency-based seismic attributes, southwestern Midland Basin

Laura Ortiz-Sanguino, Heather Bedle, Matthew J. Pranter, Sumit Verma

International Meeting for Applied Geoscience and Energy (IMAGE)

... al., 2019). The ramp is primarily flat and homoclinal in the up-dip position and distally steepened to approximately three degrees in the down-dip...

A Practical Review of Migration Issues and Solutions; #40723 (2011)

Ian F. Jones

Search and Discovery.com

...: amplitude preservation; lateral velocity variation; dip response; algorithm noise; honouring the velocity field; multipathing; and two-way propagation...