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The AAPG/Datapages Combined Publications Database

Showing 914 Results. Searched 189,234 documents.

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Ascending

The Challenge of Multiples

Search and Discovery.com

N/A

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

... employed to attenuate multiples and can be categorized into two basic approaches: "separability" and "periodicity" (Weglein, 1999). The former...

2000

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

... and eliminate other types of surface-related multiples which tend to have longer periodicity and less cross-talk. The combination of MWD and SRME is demonstrated...

2014

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)

... these multiples. The main reason is that the intrabed multiples have a long periodicity and little differential moveout separation from the primary...

1988

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

... such as known velocity field and generating horizons. Adaptive subtraction is employed to match the predicted model with the internal multiples present...

2015

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

... other types of surface-related multiples which tend to have longer periodicity and less cross-talk. The combination of MWD and SRME is demonstrated...

2014

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

VSP Fundamentals that Improve CDP Data Interpretation: ABSTRACT

J. E. Gaiser, J. P. Disiena

AAPG Bulletin

.... Finally, multiples in the CDP data are easily identified utilizing the VET and synthetic seismogram. In addition, the depth of origin and periodicity...

1983

Abstract: The Approximate use of 1D Internal Multiple Prediction in a Multidimensional World: Errors and Recommendations; #90224 (2015)

Pan Pan and Kris Innanen

Search and Discovery.com

... the periodicity of multiples for suppression and are effective in suppressing short period free surface multiples generated at shallow reflectors. Secondly...

2015

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

Extended Abstract: Multiple Attenuation Research

PESA Staff

Petroleum Exploration Society of Australia (PESA)

... the occurrence of multiples based on periodicity is well known. Event prediction estimates the occurrence of multiple events based on the earlier...

1995

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

B. S. Flowers

AAPG Special Volumes

..., and peg-leg multiples generated by the reflecting interfaces; or (2) a predictive model derived from the periodicity of multiply reflected events through...

1976

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

B. S. Flowers

AAPG Bulletin

... Pacific offshore (Fig. 3), the multiples are so strong that the primary reflections are barely visible on single records and the stacking velocity...

1976

Multiple Aliasing Problems in Marine Data

P. Chia, C. O. Kuek, P. Ward, K. S. Lee

Geological Society of Malaysia (GSM)

... studies which have demonstrated that such noise is caused by aliasing of multiples. Some solutions are proposed. INTRODUCTION Most of the modem 3D marine...

1992

The Role of Regional Seismic Surveys in the Exploration of the North West Shelf

J. Ostby, C. Johnston

Petroleum Exploration Society of Australia (PESA)

... velocity gradient, beneath a high velocity gradient); the periodicity of the multiple is long or non-periodic; or the multiples are much stronger...

1994

Stochastic Analysis of Monthly Precipitation Data in Alabama

Emmanuel E. Udoh, Nosa O. Egiebor, Kafui Nyavor

GCAGS Transactions

... of floods in these areas. For the periodicity, the power spectrum showed that the periodic components tend to be insignificant in Alabama...

1998

A Quantitative Stratigraphic Model for Alluvium, with Special Reference to Channel Deposit Density and Interconnectedness

M. R. Leeder

Dallas Geological Society

..., that realistic mean avulsion periodicity may be 1 - 2 × 103 years. Two possible modes of avulsion are possible. Consider a funnel-shaped alluvial...

1977

A Quantitative Stratigraphic Model for Alluvium, with Special Reference to Channel Deposit Density and Interconnectedness

M. R. Leeder

CSPG Special Publications

..., that realistic mean avulsion periodicity may be 1 - 2 × 103 years. Two possible modes of avulsion are possible. Consider a funnel-shaped alluvial...

1977

A Case Study of Seismic Exploration in the Offshore Bonaparte Basin

J. Durrant, A. Young

Petroleum Exploration Society of Australia (PESA)

... after F I K demultiple and normal• move-out (NMO) correction. This was designed to attenuate multiples with short to medium length periodicity while...

1988

Periodicity of Tectonic Movements

Ye. I. Ben’ko, Ye. V. Yekhanin, V. P. Zhadnova, I. A. Mitalev

Petroleum Geology: A Digest of Russian Literature

...Periodicity of Tectonic Movements Ye. I. Ben’ko, Ye. V. Yekhanin, V. P. Zhadnova, I. A. Mitalev 1965 410 412 Vol. 9 (1965) No. 7. (July) 1...

1965

Determination of Storm Overwash Periodicity from Stratigraphic Relations in Delaware Coastal Barriers: ABSTRACT

Evelyn M. Maurmeyer, Chacko J. John, John C. Kraft

AAPG Bulletin

...Determination of Storm Overwash Periodicity from Stratigraphic Relations in Delaware Coastal Barriers: ABSTRACT Evelyn M. Maurmeyer, Chacko J. John...

1979

SPATIAL AND TEMPORAL SIGNIFICANCE OF PROCESS ICHNOLOGY DATA FROM SILTY-MUDSTONE BEDS OF INCLINED HETEROLITHIC STRATIFICATION, LOWER CRETACEOUS MCMURRAY FORMATION, NE ALBERTA, CANADA

ERIC R. TIMMER, MURRAY K. GINGRAS, JOHN-PAUL ZONNEVELD

PALAIOS

... not been quantitatively assessed previously. The periodicity of ecologic stress as observed from the scalograms correspond to multiples of approximately...

2016

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