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The AAPG/Datapages Combined Publications Database

Showing 135 Results. Searched 189,494 documents.

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ABSTRACT: DEMULTIPLE TECHNIQUES USED IN THE COLUMBUS BASIN FOR THE REMOVAL OF SHALLOW GAS RELATED REVERBERATIONS

Hydal Saeeda

Geological Society of Trinidad & Tobago

... REVERBERATIONS. Hydal Saeeda, WesternGeco In the Colombus Basin, off the east coast of Trinidad and Tobago, the presence of multiples and their attenuation...

2007

ABSTRACT: Adaptive Subtraction of Multiples: a Case History from the Middle East; #90051 (2006)

Dr Jaafar Ali, Dr Roald Van Borselen

Search and Discovery.com

...-surface multiples & internal reverberations, and weak primaries. This paper will shade lights on some of the practical aspects of applying these data...

Unknown

Abstract: Land Demultiple without Velocity Discrimination: Tau-P Deconvolution on High Fold Desert Data; #90211 (2015)

Qiang Li and Shelton Hubbell

Search and Discovery.com

... and include real data examples that will demonstrate the effect of Tau-P deconvolution on land multiples. Reverberations and interbed multiples...

2015

Abstract: An Integrated Approach for AVA Amplitude Friendly Processing; #90319 (2018)

Arun K. Sarkar, Ahmed A. Alghamdi, Gunawan Romli, Ayman Suleiman, Salah Elhagali

Search and Discovery.com

... noise were attenuated after interpolating the sources and receivers to a finer grid. Receiver side multiples and short period reverberations were...

2018

ABSTRACT: Model-Driven Land Multiple Suppression - the Third Generation; #90051 (2006)

Weihong Zhu, Khalid Alrufaii, Panos Kelamis

Search and Discovery.com

... greater problem is caused by deeper non-surface related interbed reverberations where the multiple stacking velocity is close to that of the primary...

Unknown

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)

... dataset in the Northern Carnarvon basin, North West shelf Australia. We demonstrate that the removal of shallow water multiples can be optimized...

2016

Seismic Interpretation I and II--Recent Advances in Seismic Exploration: ABSTRACT

Ray L. Sengbush

AAPG Bulletin

... and reverberations is overcome by deconvolution, where the unknown and spacial varying source pulse is replaced by one that has constant and more...

1973

CGG 3D Surface-Related Multiple Modelling: A Unique Approach, #41590 (2015).

David Le Meur, Antonio Pica, Terje Weisser

Search and Discovery.com

... the efficiency of our 3D SRMM approach to handle complex diffracted multiples due to the 3D structure of the water bottom. 3D surveys acquired in Offshore...

2015

Characteristics of the Free Surface Multiple Attenuation Using Wave Field Extrapolation; #40504 (2010)

PatrĂ­cia P. Ferreira, Marco Antonio, Cetale Santos, and Luiz Landau

Search and Discovery.com

...-related multiples (water layer reverberations and peg-legs, for example), which have been researched by Berkhout (1982), Verschuur et al., (1992...

2010

Abstract: Intrinsic and Apparent Seismic Attenuation in VSP Data; #90211 (2015)

Arnim Haase and Robert Stewart

Search and Discovery.com

..., the stratigraphic Q caused by reverberations between layer interfaces, and a gain component. When comparing results from a 1D wave equation model...

2015

Abstract: 2D2C OBC Offshore Processing Experience in Kuwait; #90319 (2018)

Riyanto Kusumo, Agus Abdullah, Fatma Basha, Hanan Al-Hasan, Anwar Al-Kandari

Search and Discovery.com

... Survey exhibits low signal to noise ratio because of disturbance of direct waves, short period reverberations, multiples, severe bubbling in shallow...

2018

ABSTRACT: Time vs Depth Imaging: Improving Seismic-well Correlation and AVO Modeling for a Heterogeneous Shallow Marine Reservoir: Example from Krishna-Godavari Basin; #90118 (2011)

Tandra Roy, Pavel Vasilyev, Dhananjay Tiwari, Bijay K. Behera, and D. Srinivas

Search and Discovery.com

... extremely noisy due to the presence of rigs, vessels and fishing activities that were going on during acquisition as well as the nature of multiples...

2011

Overview of Exploration Geophysics: Recent Breakthroughs and Challenging New Problems: Hydrocarbons

B. S. Flowers

AAPG Special Volumes

... model of the multiple generators which must be obtained from the reflection record by accounting for all of the reverberations, s mple multiples...

1976

The Geophysicists' Bane: Multiple Suppression on the North West Shelf

C. R. T. Ramsden, M. R. Hobson, R. Cooper

Petroleum Exploration Society of Australia (PESA)

...-leg multiples, the problem is compounded by a strong intrabed multiple generated by a Tertiary carbonate wedge which thickens offshore to the north...

1988

Eye-Openers from Re-Processing of Oil Sands Seismic Data; #41290 (2014)

David Gray, Seann Day, and Scott Shapper

Search and Discovery.com

... the seismic gathers at these wide angles. Wide-angle noise such as multiples, converted-waves, refractions, and first-break reverberations must also...

2014

Overview of Exploration Geophysics--Recent Breakthroughs and Challenging New Problems

B. S. Flowers

AAPG Bulletin

... by accounting for all of the reverberations, simple m ltiples, and peg-leg multiples generated by the reflecting interfaces. Or, it requires a predictive...

1976

Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)

Emmanuel L. Bongajum and Bernd Milkereit

Search and Discovery.com

.... The 1D models demonstrate that layering suffices to create these multiples. Figure 2a shows the effect of multiples created by reverberations within...

2013

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