Abstract: Predicting Free Surface Multiples without the Water: SRME on Land; #90224 (2015)

Keith Wilkinson, Richard Bale, and Ken Gray

Search and Discovery.com

..., which may not be sampled at the downward reflection locations. Here, we propose to apply a Downward Reflection Point (DRP) static correction, using...

VSP Data in COmparison to toher Borehole Seismic Data, by Robert J. Brewer #40059

Search and Discovery.com

Seismic Attributes for Reservoir Property Prediction„ A Review (Geophysics Poster 16)

Muhammad Sajid, Zuhar Zahir Bin Tuan Harith

Geological Society of Malaysia (GSM)

... is correlated with the gas in the reservoir (Lichman and Goloshubin, 2003). Amplitude verses offset (AVO) is extensively used for fluid identification...

The Application of Seismic Inversion and Resistivity Inversion While Drilling in the Construction of Horizontal Well … A Case Study

Yoga Wismoyo, Adjie Setiawan, Fahdi Maula, Frank Fardhu

Indonesian Petroleum Association

... is a representation of boundary properties. The acoustic (elastic) impedance contrast between layers gives rise to reflection * ** PERTAMINA EP...

Abstract: Converted-wave Time Imaging … Nuts and Bolts; #90187 (2014)

Shaowu Wang, Thomas Hollis, and Wayne Nowry

Search and Discovery.com

... velocity variation and subsurface structure. Besides all the benefits of PP PSTM, PS PSTM naturally handles the time-variant and offset-dependent CCP...

Case History: Rulison Field, Colorado, Fracture Detection, Mapping, and Analysis of a Naturally Fractured Gas Reservoir Using P-wave Reflection Seismic

Heloise B. Lynn, K. Michele Simon, Vello Kuuskraa, Dave Decker

Four Corners Geological Society

...Case History: Rulison Field, Colorado, Fracture Detection, Mapping, and Analysis of a Naturally Fractured Gas Reservoir Using P-wave Reflection...

Abstract: A Framework for Time-Lapse AVO when Contrasts are Large; #90187 (2014)

Shahin Jabbari and Kris Innanen

Search and Discovery.com

... of Calgary, Calgary, Alberta, Canada Summary We apply perturbation theory in a treatment of the time-lapse amplitude-variation-with-offset (AVO...

Envelope full-waveform inversion of marine seismic data

Kai Xiong, David Lumley, Wei Zhou

International Meeting for Applied Geoscience and Energy (IMAGE)

... al., 2014; Chi et al., 2014). There are three key questions regarding the EI method: The first question is: how can EI use reflection waveforms...

Extraction and Interpretation of the Complex Seismic Trace

R. E. Sheriff, M. T. Taner, F. Koehler, D. Frye

Indonesian Petroleum Association

... based on seismic "character" has been used by geophysicists since the beginning of seismic reflection exploration. Interpreters have observed...

The development of seismic reflection sandbox modeling

Donald H. Sherlock, Brian J. Evans

AAPG Bulletin

... sediments with nearly identical density and velocity, using only a variation in grain size. The reflection coefficient is at least an order of magnitude...

Sensitivity analysis of acoustic waveform inversion to velocity anomalies in the near-surface using the Frchet derivative

Ao Cai, Colin A. Zelt

International Meeting for Applied Geoscience and Energy (IMAGE)

... generated by injected high and low velocity anomalies. We provide theoretical calculations for a point scatter and numerical simulations for a velocity...

Strike Oriented, Swath Seismic and Its Potential Application to Exploration and Development in the Papuan Fold and Thrust Belt

William F. Robinson IV

Papua New Guinea (PNG) Petroleum Convention Proceedings

... seismic survey would record reflection energy from out of the plane of section, on the flank of the structure. Seismic energy is reflected near...

Current Trends in Geophysics

H. E. Stommel, J. M. Graul

Indonesian Petroleum Association

... station. If the offset distance between the source and receiver is appreciable, as it often is with modern techniques, then there will be a significant...

Reservoirs Characterizing Based on Spectral Difference Anomaly at Lower-Frequency on Multi-Angle Stacking Gathers: Case Studies from China; #41256 (2013)

Xuehua Chen

Search and Discovery.com

... the seismic amplitude and the frequency-dependent characteristics versus offset and the properties of porous media. 2 Presenter’s notes: The reflection...

Abstracts: A Decomposition of RP into Contributions from single-parameter Reflectivities; #90173 (2015)

Kristopher A. Innanen

Search and Discovery.com

... reflectivity: theory and practice of AVO analysis: SEG. Downton, J. E. and C. Ursenbach, 2006, Linearized amplitude variation with offset (AVO) inversion...

Cross-Sections of the Parry Islands Fold Belt on Melville Island, Canadian Arctic Islands: Implications for the Timing and Kinematic History of Some Thin-Skinned Decollement Systems

Harrison, J.C., Bally, A.W.

CSPG Bulletin

... the variation in style of deformation were obtained from key exposures of the Beverley Inlet, Robertson Point and Towson Point anticlines and also...

Structure of Extensionally Rifted Crust Beneath the Western Ross Sea and Iselin Bank, Antarctica, from Sonobuoy Seismic Data

A. K. Cooper, F. J. Davey, G. R. Cochrane

Circum Pacific Council Publications

... large-offset traveltimes (Fig. 1 0 ) for the deep reflection events. Consequently, the strong reflections, if multiples, are not from the same source...

Delaware Basin Horizontal Wolfcamp Case History: HTI Fracture Analysis to Avoid H2S and Extraneous Water Linked to Graben Features

Scott Cook, Mike McKee, Sid Bjorlie

Unconventional Resources Technology Conference (URTEC)

..., C27-C53. Ruger, A., 1998, Variation of P-wave reflectivity with offset and azimuth in anisotropic media: Geophysics, 63, 935–947...

Prestack Depth Migration for "Easy" Unconventional Plays?, #41056 (2012)

Morgan Brown

Search and Discovery.com

..., reflector dip and/or velocity variation render the conversion of surface offset or surface source/receiver azimuth to true reflection angle ambiguous...

Seismic-attribute Analysis for Gas-hydrate and Free-gas Prospects on the North Slope of Alaska

M. W. Lee, T. S. Collett, T. L. Inks

AAPG Special Volumes

... in this example, the seismic-amplitude variation with respect to gas-hydrate saturation is more complex. The reflection amplitude for the gas-hydrate...

Case Study: Can We Use Angle Gathers to Detect Fracture Distribution of Carbonate Reservoir in Rama Field?

Zha Chaoyang, Sun Pengxiao, Shen Xiaohong, Wen Shuliang, Tang Donglin, Heng Liqun

Indonesian Petroleum Association

... of the fracture system using these seismic data. According to AVO (Amplitude Versus Offset) * CNOOC SES Ltd © According to AVO (Amplitude Versus...

Chapter Ten-part 2: Depth Conversion

Leslie R. Denham, Dave K. Agarwal

AAPG Special Volumes

... reflection is recorded from a horizontal reflector, and the earth above the reflector (the overburden) has a uniform P-wave velocity V, the traveltime...

Analysis of the Elastic Impedance Inversion and Lamda Mu Rho to Identify the Distribution of Sandstone Reservoirs and Hydrocarbon Fluids in the JoggingŽ Field, Northwest Java Basin

Akbar Dwi Wahyono, Mualimin, Sudarmaji

Indonesian Petroleum Association

.... 2. Rutherford, S., Williams, R., 1989, Amplitude versus offset variation in gas sands. Geophysics 54, 680688. REFERENCES Shuey, R.T., 1985...

Unconventional Reservoir Characterization Using Azimuthal Seismic Diffraction Imaging

Dmitrii Merzlikin, Sergey Fomel, Xinming Wu, Mason Phillips

Unconventional Resources Technology Conference (URTEC)

... reflection image. Extracted orientations of edges provide valuable additional information, which can be used by the interpreter to locate finer scale...

The Influence of Subducting Plate Buoyancy on Subduction of the Hikurangi-Chatham Plateau beneath the North Island, New Zealand: Chapter 6: Southwest Pacific and Eastern Indian Ocean Margins

B. W. Davy

AAPG Special Volumes

... an absence of reflectors) or the reflection record being cut off at that point. Immediately northeast of the northeastern plateau margin is a 2 km...