Lithology Identification Using Amplitude Variations with Offset: Examples from South Sumatra

Soman Chacko

Indonesian Petroleum Association

... information above the reflector, and the CDP geometry, it is possible to model the observed amplitude variation. Such modeling can result in useful...

Experience with Seismic Lithology (AVO) in Central Sumatra

Jeff Wright, Isdjulaedi Bakri, Budi Subiyanto

Indonesian Petroleum Association

... of these events increases with offset when proper amplitude and array attenuation corrections are applied. The second example, from the Jambi Basin over...

Seismic lineaments characterization using independent component analysis

Abdulmohsen AlAli, Yazeed Altowairqi, Constantinos Tsingas, Ali AlSultan

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Accordingly, each ICA component is equally important and cannot be ranked. ICA is very useful in capturing local changes which is critical for our...

Elastic multiparameter full-waveform inversion application on sparse ocean-bottom node data

Denes Vigh, Xin Cheng, Bing Bai, Zongcai Feng, Kate Glaccum

International Meeting for Applied Geoscience and Energy (IMAGE)

... to every ~7 s in time. We selected 554 nodes in the study area with minimal processing prior to the EFWI runs including noise attenuation...

A method for assessing earth model uncertainty in the Taranaki Basin, New Zealand

Edward Lewis, Dennis van der Burg, Tony Martin, Lorenzo Russo, Tony Bell

Petroleum Exploration Society of Australia (PESA)

... convergence criterion. In isolation such data provides little useful evidence of the reliability of any one individual model. We aim to rectify...

High-resolution near-surface land FWI across the Delaware basin fill zone

Terence Krishnasamy, James Sheng, Ronaldo Florendo, James Beck, Antonio Sierra, Sam Murphy, Jay Siebens, Yvonne Iwo-Brown

International Meeting for Applied Geoscience and Energy (IMAGE)

...-surface velocity updates. Typically, a diving-wave or first arrival tomographic approach is used to update these shallow depths. Though useful...

First results of muon tomography of a giant cliff The Maido rampart

Catherine Truffert, Simon Bouteille, Benoit Le Moigne, J. Martea, Nicole Hueber, Kevin Samyn

International Meeting for Applied Geoscience and Energy (IMAGE)

... by the attenuation of decompression phenomena. For a more detailed dynamic analysis, each time interval of open flow and localized flow in a given solid angle...

High-Resolution Anisotropic Earth Model Building on Conventional Seismic Data Using Full-Waveform Inversion: an Offshore Australia Case Study

Bee Jik Lim, Denes Vigh, Stephen Alwon, Saeeda Hydal, Martin Bayly, Chris Manuel, Dimitri Chagalov, Gary Hampson, Dimitri Bevc

Indonesian Petroleum Association

... the data were reprocessed from field tapes, careful noise attenuation was applied to improve the signal-to-noise ratio while preserving the original...

An Integrated Approach to 3D Seismic Acquisition Feasibility Studies: Review of Present Techniques and Future Trends

Claude Bordenave, Frederic Merlet, Lotfi Ben Brahim, Nyoman Swatika

Indonesian Petroleum Association

... geometry (see Figure 3). This is particularly useful when trying to assess the capability of the geometries to sample diffractions properly in order...

Depth conversion and seismic inversion of the Scarborough gas field

Joseph Kremor, Manish Agarwal, Paul Spaans, Ung Sing Wong

Petroleum Exploration Society of Australia (PESA)

... may be an appropriate approximation of the earth, useful results are difficult to obtain from solving the inverse problem. In seismic inversion...

The new method of sandbody connectivity characterization for fluvial reservoir and its application in Bohai oilfield

Xuetong Liu, Hebing Tang, Xuefeng Zhou, Zhenglong Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... is reliable and it can provide useful suggestions for oil exploration and development. However, there are still lots of challenges in this field, more...

Recognition of Carbonate Buildups on Seismic Sections

J. N. Bubb, W. G. Hatlelid

Indonesian Petroleum Association

...-buildup position. In such cases a useful techniques to recognize buildups would be to carefully construct isochron maps of time-stratigraphic units...

Hybrid Method: Surface Geochemical and CWT Gamp for Reducing the Risk of Exploration in the Sanga Sanga Area, Kutai Basin, East Kalimantan, Indonesia

Asnanto Multa Putranto, Afzalurrahman Assalam, Ridha Santika Riadi, Robhy Cahya Permana, Teguh Surino Setiawan

Indonesian Petroleum Association

... (phenanthrene) aromatics. The concentration of these aromatics and their fluorescence intensity have been found to be useful indicator of liquid...

Rapid Grain-size Analyses of Clay and Silt Fraction by Sedigraph 5000d: Comparison with Coulter Counter and Atterberg Methods: RESEARCH METHOD PAPER

Rudiger Stein

Journal of Sedimentary Research (SEPM)

... distribution of particles dispersed in a liquid assuming Stokes's settling of particles. It measures the attenuation of a finely collimated X-ray beam...

Abstract: Experiences with AIRGrav in Polar Exploration and Research, by Stefan Elieff and Joël Dubé; #90130 (2011)

Search and Discovery.com

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Theory; #90171 (2013)

Stewart Trickett and Lynn Burroughs

Search and Discovery.com

... suppression are to: - Reveal signal in noisy areas. Improve AVO and azimuthal analysis. Improve multiple attenuation, velocity analysis, and statics...

Abstract: Application of a Tomographic Velocity Model to the Prestack Depth Migration of a Buried Valley; #90172 (2014)

Oluwafemi Ogunsuyi, Douglas R. Schmitt

Search and Discovery.com

... method. Detailed wellbore information, close to the survey line, may prove useful in determining the source of this mismatch. Nonetheless, satisfactory...

Abstract: A Generic Procedure for Noise Suppression in Microseismic Data; #90187 (2014)

Yessika Blunda and Kit Chambers

Search and Discovery.com

... is effectively removed with minimal distortion to the microseismic waveforms. This suggests the procedure could provide a useful precursor to subsequent...

Abstract: Impedance Joint Inversion of Surface and Borehole Seismic Data; #90187 (2014)

Danping Cao, Xingyao Yin, and Guochen Wu

Search and Discovery.com

... from poststack seismic amplitude inversion can be useful for quantitative estimate of reservoir properties (Wagner, 2012). However, it is difficult...

Abstract: 5D Interpolation and Regular Upsampling: Ill-suited or Fit-for-purpose?; #90187 (2014)

Mike J. Perz and Peter W. Cary

Search and Discovery.com

.... Introduction 5DMWNI has gained worldwide acceptance as a useful production processing tool, enjoying great popularity in Western Canada in particular. Recently...

Abstracts: Geophysical Study of the Peace River Landslide; #90173 (2015)

Oluwafemi O. Ogunsuyi, Douglas R. Schmitt, Derek Martin, James Morgan, and Corey Froese

Search and Discovery.com

... the landslide can be obtained. This information would be very useful to the geotechnical personnel and engineers in designing a feasible and effective...

Abstract: Seismic Efficiency, Overshoot and Enhanced Dynamic Weaking of Fractures Associated with Stimulation in Heavy Oil Reservoirs; #90224 (2015)

Lindsey N. Meighan, Ted Urbancic, and Adam Baig

Search and Discovery.com

... drop are two common seismologically measured source parameters and are very useful for understanding source dynamics. In this paper, we adopt...

A Practical Review of Migration Issues and Solutions; #40723 (2011)

Ian F. Jones

Search and Discovery.com

... ignore absorption (Q), hence for the most-part do not deal with mode conversion, transmission and reflection energy partitioning, or attenuation...

The Formation of Advancing Pockmarks Arrays: An Interplay between Hydrocarbon Leakage and Slope Sedimentation; #50592 (2012)

Sutieng Ho, Joe Cartwright, and Patrice Imbert

Search and Discovery.com

... of the reflections within the pockmark (Figure 1a, h1-3) could occur either through erosion or reduced sediment deposition. These resulted from the attenuation...

Seismic Screening for Hydrocarbon Prospects Using Rock-Physics Attributes, #41608 (2015)

Per Avseth, Tor Veggeland

Search and Discovery.com

... estimations Gather alignement Poor well ties and wavelet estimation uncertainties Anisotropy Attenuation Refractions Tuning and thin-bed effects Low-frequency...