An integrated geological, geophysical, and geochemical analysis of subsurface gas hydrates in the northern Gulf of Mexico, by D.R. Hutchinson, C.D. Ruppel, J. Pohlman, P.E. Hart, B. Dugan1, F. Snyder, R.B. Coffin; #90035 (2004)

Search and Discovery.com

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...

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...

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...

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...

Potential Natural Gas Hydrates Resources in Indian Offshore Areas, by A.K. Sethi, A.V. Sathe, and M.V. Ramana; #90035 (2004)

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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...

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...

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...

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...

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...

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...

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...

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...

Seismic Analysis and Characterization of Gas Hydrates in the Northern Deepwater Gulf of Mexico, by Fred Snyder, et.al., #40137 (2004).

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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...

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...

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...

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...

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...

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...

The Wellsite Computer – An Aid to Log Evaluation and Log Quality Control

Sami O. Ajam, S. E. Blalock, C. F. Vanberg, C. D. Donaghe

Indonesian Petroleum Association

.... Track 2 has RT (deep) and Ro, blanking between RT and Ro is also shown. Track 3a is a plot of Sw. (left half of track 3) Track 3 is a plot...

The Shape-Assist Technique: Incorporating Stream Channel Interpretations into Computer-Generated Surface Models: Clark County, Kansas: Chapter 3

John F. Fierstien, Arthur V. Brewster

AAPG Special Volumes

... of the Ste. End_Page 31------------------------- Genevieve structure was created by blanking all negative grid values from the intersecting Ste...

VAMPs--Possible Hydrocarbon-Bearing Structures in Bering Sea Basin: GEOLOGIC NOTES

David W. Scholl, Alan K. Cooper

AAPG Bulletin

...-dominated amplifiers or phase inversion (note signal blanking directly above start of recorded downflexuring). Add 4.0 sec to vertical scale...

AVO Attribute Analysis for Gas Hydrate in Shenhu Area; #41228 (2013)

Rui Yang, Nengyou Wu, Zhibin Sha, and Jinqiang Liang

Search and Discovery.com

... and Poisson's ratio change clearly reflect the location of free gas and BSR, and the spatial relations among blanking zone, BSR, gas hydrate and free...