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The AAPG/Datapages Combined Publications Database

Showing 15,868 Results. Searched 191,775 documents.

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A Comparative Study of Wave Equation Multiple Suppression to Conventional Tau-p Deconvolution and Radon Multiple Attenuation Methods

Kriyanti Setiyono, Ken H. Matson

Indonesian Petroleum Association

...; however, this required the use of an aggressive mute due to the lack of velocity discrimination between primaries and multiples, especially...

2000

Abstract: Better Imaging of the Subsurface using Primaries and Multiples: A Synthetic Example

Abdul Rahim Md Arshad, Deva Ghosh

Geological Society of Malaysia (GSM)

...Abstract: Better Imaging of the Subsurface using Primaries and Multiples: A Synthetic Example Abdul Rahim Md Arshad, Deva Ghosh EatamahShaImaahR...

2017

MWD for Shallow Water Demultiple: A Hibernia Case Study, #41294 (2014)

Hongzheng Jin, Min Yang, Ping Wang, Yan Huang, Mervyn J. Parry, Yvonne Paisant-Allen

Search and Discovery.com

...-period multiples in shallow water. However, predictive deconvolution by nature attenuates periodic events, without differentiating between primaries...

2014

Abstract: Practical Implementation of SRME for Land Multiple Attenuation; #90187 (2014)

Juefu Wang and Shaowu Wang

Search and Discovery.com

... of multiples with Radon transform is dependent on the velocity difference between primaries and multiples. If the difference is too small, Radon...

2014

Abstract: Inverse Scattering Series Internal Multiple Attenuation: A Western Canada Case Study; #90224 (2015)

Frederico Xavier de Melo, Murad Idris, Jason Gardner, Jill Woods

Search and Discovery.com

... based on two distinct structural and environment of the geology between multiples and primaries present in the post-stack data. Internal multiples over...

2015

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)

... moveout between the primaries and the multiples. "" ISl f\) ISl f\) Figure 2: Wireline logs. 1600 9000 ISl w f\) ISl f\) ISl (SJ d...

1988

Extended Abstract: Multiple Attenuation Research

PESA Staff

Petroleum Exploration Society of Australia (PESA)

... which do not rely on a velocity discrimination between multiple and primary events. A general approach called by the group 'wavefield transformation...

1995

Broadband Seismic Technology and Beyond: Part V: PGS's GeoStreamer „ A Double Win

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... as source wavefield. Imaging from multiples (dashed circles) has a greater extent of illumination than imaging from primaries (solid circles). (B) To image...

2013

Abstract: MWD for Shallow Water Demultiple: A Hibernia Case Study; #90174 (2014)

Hongzheng Jin, Min Yang, Ping Wang, Yan Huang, Mervyn J. Parry, and Yvonne Paisant-Allen

Search and Discovery.com

..., primarily due to cross-talk between multiples. Once the water-layer-related multiples are removed by MWD, SRME can then be applied to predict...

2014

A New Method of Multiple Attenuation: Multiple Identification and Subtraction

Search and Discovery.com

... identified patterns (primaries and multiples) into the Radon domain (t-v), we obtain the Radon transform without resolution problem. The difference between...

2013

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

David Le Meur, Antonio Pica, Terje Weisser

Search and Discovery.com

..., and, in general, there is no domain, neither time, depth, nor pre or post migrated, where multiples and primaries can be simplified simultaneously. Conventional...

2015

Abstract: A New Method of Multiple Attenuation: Multiple Identification and Subtraction (II); #90171 (2013)

Wen-Jing Wu

Search and Discovery.com

... signal. In the new method we identify and preserve primaries with AVO signal based on above representations and identify and remove multiples...

2013

Work Processes to Mitigate Interpretation Pitfalls in Areas of Severe Seismic Multiples

Carl E. Helsing, Jesse Shaw

Indonesian Petroleum Association

... SEISMIC MULTIPLES Carl E. Helsing* Jesse Shaw* ABSTRACT The combination of a hard seafloor and subsequent velocity inversions in the deep water areas...

2012

Mitigation of the 3D Cross-Line Acquisition Footprint Using Separated Wavefield Imaging of Dual-Sensor Streamer Seismic Data … A First Example from Malaysia

Mazin Farouki, Andrew Long, Richard Jones, Yee Ah Chim, Magdalene Tang, Hui LeGleut, Shaoping Lu, Dan Whitmore, Adam Betteridge

Indonesian Petroleum Association

... the classic far offset illumination gaps modeled using primary-only reflections. Higher order multiples will illuminate the area between adjacent sail-lines...

2013

Abstract: Robust Multiple Attenuation Workflow and Flexible Anisotropic Tomography for Better Imaging. Shallow Water Case Study, Gulf of Suez; #90319 (2018)

Ahmed Khaled Ali, Mahmoud Ahmed, Matthias König, Tillmann Roth, Ivica Mihaljevic, Sameh Abdel-Basset, Mahmoud Ouda, Wessam Saleh, Tarek El-Melegy, Hesham Abu El-Saad

Search and Discovery.com

... of Suez, the separation between primaries and multiples becomes more difficult. The water bottom reflection is either not recorded at all or recorded...

2018

Broad bandwidths reveal double the expected sediment depth in the Northern Carnarvon Basin

Jo Firth, Mark Stanley

Petroleum Exploration Society of Australia (PESA)

... discrimination and removal problematic. The characteristic impedance variation within the carbonates also produces interbed multiples, further...

2016

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

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

Search and Discovery.com

... operator by extrapolating its reflections (primaries and multiples) forward in time. The predicted multiples have amplitudes compared with the input data...

2010

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

... as across a seismic survey program. Many demultiple tools utilized in land seismic processing require velocity discrimination between primary and multiple...

2015

Time-Domain High-Resolution Radon Transform (Geophysics Paper 4)

Michel Schonewille, Peter Aaron, Carl Notfors

Geological Society of Malaysia (GSM)

... separation between multiples and primaries. A commonly used version of the prediction approach is the so called SRME technique, where surface related multiples...

2008

Nightmare Multiples — A Step Towards a Solution

George Yao, Bob Estill, Daniel Heinze, Hans Tieman, Yusri, Jim Waugaman

Indonesian Petroleum Association

... demultiple approaches is that the model of the multiples and/or primaries is only crudely known. With the now-frequent application of prestack depth...

2003

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