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The AAPG/Datapages Combined Publications Database
Showing 120 Results. Searched 200,693 documents.
Abstract: Recent Advances in Mapping Deep Permafrost and Gas Hydrate Occurrences using Industry Seismic Data, Richards Island Area, Northwest Territories, Canada; #90171 (2013)
Gilles Bellefleur
Search and Discovery.com
... for any attribute-related interpretation. In the marine environment, wide-spread amplitude blanking has often been attributed to the presence of gas...
2013
Characterization of seismic anomalies in Youngil Bay, Pohang, and its geological implication
Min Je Lee, Yongchae Cho
International Meeting for Applied Geoscience and Energy (IMAGE)
... impedance of the subsurface interfaces. Common seismic anomalies found in seismic data include acoustic blanking, seismic chimneys, pockmarks, and bright...
2024
Geological Conditions and Accumulation Mechanism of Shallow Biogenic Gas Reservoirs in Andaman Basin, #10343 (2011)
Wang Hongping, Lv Fuliang, Guozhang Fan, Chaolin Mao, Ma Hongxia
Search and Discovery.com
... such as blanking, enhanced reflection patterns, bright spots, flat spots, reverse polarity, shadows in instantaneous frequency, and increase in amplitude...
2011
2004
2004
Chapter 16: Overview of the Subsurface Structural Provinces of the Southern Gulf of Paria Region, Trinidad–Venezuela: Implications for Petroleum Prospectivity
Brendan Figueira, Alejandro Escalona
AAPG Special Volumes
...-striking, right-lateral faults (Figure 6). This province exhibits a seismic character identified by chaotic reflectors and amplitude blanking...
2021
Gas Hydrate Offshore Vancouver Island, Northern Cascadia Margin
M. Riedel, Eleanor C. Willoughby, Nigel Edwards, Roy D. Hyndman, George D. Spence, Ross Chapman, Marc-Andre Chen, Ivana Novosel, Katrin Schwalenberg
AAPG Special Volumes
... much reduced amplitudes from the stratigraphic reflectors, i.e., seismic blanking. They are up to approximately 500 m (1640 ft) across...
2009
Multiple Aliasing Problems in Marine Data
P. Chia, C. O. Kuek, P. Ward, K. S. Lee
Geological Society of Malaysia (GSM)
..., effectively smearing the data. Since the far offsets of a coarsely sampled CDP gather contribute most to the aliased noise, a severe initial blanking...
1992
Infill Drilling and Sound Operational Practices Maintain Production in the Bima Field, Offshore N.W. Java
Juan C. Troncoso, Harnusa Sakirman
Indonesian Petroleum Association
... in the completion string below the 'Y' block across from zones already perforated. Selective nipples are similarly installed for setting blanking plugs...
1989
Potential Natural Gas Hydrates Resources in Indian Offshore Areas, by A.K. Sethi, A.V. Sathe, and M.V. Ramana; #90035 (2004)
Search and Discovery.com
2004
Gas-Charging of Late Pleistocene Shelf-Edge Delta Reservoirs and Dissociation of Gas Hydrate, Northeastern Gulf of Mexico
Harry H. Roberts, Richard H. Fillon, Larry Cathles III
GCAGS Transactions
... diffusely within the upper portion of each set of clinoform toes. Acoustic shadow or "blanking" zones are identified beneath the high amplitude diffuse...
2005
Abstract: Active Hydrocarbon Seepages in the Offshore Part of the St. Lawrence Paleozoic Platform Pictured by Geophysical, Geochemical and Submarine Observations; #90171 (2013)
N. Pinet, M. Duchesne, D. Lavoie, and A. Bolduc
Search and Discovery.com
... are associated in subsurface to a series of seismic features such as chimney, local enhancement and blanking. Of particular significance is the fact...
2013
Geochemical Assessment of Coastal Gas Hydrate Loading off the Coast of New Zealand, #30622 (2019).
Richard B. Coffin, Paula Rose, Ingo Pecher, Gareth Crutchley, Joshu Mountjoy,
Search and Discovery.com
... be greater at a location where seismic data showed moderate gas blanking. On the Atwater Valley in the Gulf of Mexico geochemical assessment showed a region...
2019
Innovative Inspection Techniques for Ultra Deepwater Drillships and other Floating O&G Production Assets Saving Costs, Enhancing Safety, while Assuring Operational Availability and Asset Integrity
Peter Davies, Danny Constantinis
Australian Petroleum Production & Exploration Association (APPEA) Journal
...-assembled. On station, this would require a team of divers or a work class ROV to fit blanking plates, and removal of the valve for inspection...
2017
Gas Hydrates: Part III: Rock Physics Hydrate Experiments
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... attenuation. Attenuation has the potential to map hydrate concentrations through the effect of local blanking of sediment stratigraphic reflectivity...
2012
Estudio Geofísico sobre la Factibilidad de la Presencia de Hidratos de Metano en la Plataforma Continental de la República Bolivariana de Venezuela [PAPER IN SPANISH] Geophysical Study on the Feasibility of the Presence of Methane Hydrate in the Continen
J. Roomer, O. Uzcátegui, G. Malavé
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... sección sísmica interpretada; se nota que después de la reflexión del fondo marino, disminuyen las amplitudes, este fenómeno es conocido como blanking...
2006
Why Hydrate-linked Velocity-amplitude Anomaly Structures are Common in the Bering Sea Basin: A Hypothesis
David W. Scholl, Ginger A. Barth, Jonathan R. Childs
AAPG Special Volumes
... above the gas hydrate bottom-simulating reflector (BSR-GH) of acoustic blanking or muting of internal reflectivity. Blanking appears to be continuous...
2009
Seismic Characterization of the Fiordland Gas-hydrate Province, New Zealand
Miko Fohrmann, Andrew R. Gorman, Ingo A. Pecher
AAPG Special Volumes
..., indicating the presence of free gas below the reflector. Localized regions of acoustic blanking may be observed at some points above strong BSRs. The lack...
2009
Seismic Analysis and Characterization of Gas Hydrates in the Northern Deepwater Gulf of Mexico, by Fred Snyder, et.al., #40137 (2004).
Search and Discovery.com
2004
Morphodynamics and Sedimentology of Channels in Tidal Bars and Tidal Flats, #50519 (2011)
Sergio Fagherazzi, Giulio Mariotti, Tao Sun
Search and Discovery.com
.... The ADCP measured water velocity along the vertical every 10cm with a blanking distance of 10 cm. The instrument recorded the velocity every 30min...
2011
Gas Hydrates as an Unconventional Resource: Asian Perspective; #80221 (2012)
Manoj K. Prabhakar
Search and Discovery.com
... INDEPENDENT PROJECT ANALYSIS Methods of Identifying Oceanic Gas Hydrates • Presence of Bottom Simulating Reflectors (BSR) in seismic data • Blanking...
2012
Interpretation of High Resolution Seismic Data from a Geologically Complex Continental Margin, Northern Gulf of Mexico
Carol Lutken, Allen Lowrie, Erika Geresi, Richard Bennett, Richard Faas, Bradley Battista, Tom McGee
GCAGS Transactions
... in Unit 4. (f) Blanking and reflector brightening may indicate gas. End_Page 509------------------------ Line 32 Line 32, shown in Figure 5a...
2003
Using and Improving Surface Models Built by Computer: Part 8. Integrated Computer Methods
David E. Hamilton
AAPG Special Volumes
... around the data area and the model displayed only inside that polygon. Polygon blanking is also used to blank bad data areas for rush projects when...
1992
Salt Tectonics and its Effect on Sediment Structure and Gas Hydrate Occurrence in the Northwestern Gulf of Mexico from 2D Multichannel Seismic Data
Dan'l Lewis, William Sager
GCAGS Journal
...). The BSR is often accompanied by seismic “blanking,” a zone above the BSR where seismic stratigraphy is muted owing to the reduction of seismic impedance...
2012
Seafloor Wells and TFL – A Review of Nine Operating Years
Don Keprta
Indonesian Petroleum Association
... by blanking off the depleted zone with a plug in the short string and removing the plug which isolated the alternate zone in the middle string. Zone...
1977