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

... coefficients: r (t ) : x(t )  r (t ) * w(t ) T1  t  T2 with t as two way travel time. Reflection coefficient in the layer-i depends on the change...

A geophysical prior knowledge guided semisupervised deep learning framework for AVA inversion

Lei Zhu

International Meeting for Applied Geoscience and Energy (IMAGE)

... coefficients of these models are obtained through the Zoeppritz equations. These reflection coefficients are then convolved with the 23 Hz wavelet...

Spectral and Temporal Analysis Provides Tectonic and Stratigraphic Results from North Louisiana Seismic Data

Valentin Makarov , Iosif A. Mushin , Eugeniy A. Kozlov , Chris J. Krotzer , Patricia J. Meeks , Allen Lowrie

GCAGS Transactions

... the formula for reflection coefficients. The resulting section is shown in Fig. 1 (with and without automatic gain control, AGC). Another section...

Velocity model building with a time shift objective function: Gulf of Mexico examples

Yi Yang, Ken Matson, Tadas Krupovnickas, Mark Huiskes, Rene-Edouard Plessix, Sijmen Gerritsen

International Meeting for Applied Geoscience and Energy (IMAGE)

...lt velocity model building. We performed a transmission kernel analysis with the initial model in the testing area. The estimated wave path between sour...

Review of Petroleum Exploration and Development in Queensland: 1999…2000

Geoff Dickie, Peter Green

Petroleum Exploration Society of Australia (PESA)

... for gas and the recovery in the oil price. The subdued na• ture of exploration is a reflection of the failure of in• creased revenues from the higher oil...

Diabase Argillation at King Mountain, Kiowa County, Oklahoma

Clayton R. Nichols

Journal of Sedimentary Research (SEPM)

... are reproduced in Figure 7. The powder data for sample 1J was utilized to confirm the plagioclase and FIG. 4. [Grey Scale] Transmission electron micrograph...

Rock Mechanical Behavior at the Inch Scale in a Thinly Laminated Unconventional Formation

Smaine Zeroug, Bikash K. Sinha, Ting Lei, John Jeffers

Unconventional Resources Technology Conference (URTEC)

... to siltstone and shaly layers. The last track on the right shows the amplitude of the pulse-echo reflection signal reflecting mainly two features: (1) tool...

Compensating for Seismic Absorption for Orthogonal Shooting Field Data: A Case Study on NW Tunu Area, Indonesia

Doddy Iqbal Biramandita, Vishal Kumar, Wayne Zanussi, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam, Didiek Bhudy Prabowo

Indonesian Petroleum Association

... to low impedance layers with reflection coefficients increasing as the angle of incidence and reflection increase. Gas sand is bright from a low...

A statistical method-based approach for frequency-varying residual phase detection and correction

Longxiang Han, Rongwei Xu, Chengliang Wu, Huazhong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... coefficients and thin interbeds, as the resulting reflection co-phase event do not necessarily correspond to the true positions of the layers...

Application of Inverse-Q Filter and Deconvolution to Improve Seismic Data Quality in the Deep Section

Deddy F. Djanawir, Frans Langitan

Indonesian Petroleum Association

... seismic data. Frequency content of the raw data is shown in the strip filter analysis in Figure 1. Strong high frequency reflection amplitudes are confined...

New tools for seismic stratigraphic interpretation: Stratal convergence and instantaneous isochron attribute cubes derived from volumetric flattening of experimental strata

Jesse Lomask, Jason M. Francis, James Rickett, Marc L. Buursink, Thomas P. Gerber, Martin Perlmutter, Chris Paola

AAPG Bulletin

... of light denser quartz sand and dark charcoal particles) were equated to density. Reflection coefficients were calculated from the density variations...

Abstract: Deterministic Marine Deghosting: Tutorial and Recent Advances; #90224 (2015)

Mike J. Perz and Hassan Masoomzadeh

Search and Discovery.com

... values of shot/receiver depths and frequency-dependent reflection coefficients for use in equation (4) may be difficult, especially in the presence...

Accelerated deep learning-based estimation of wavefront dips and curvatures and their application to 3D prestack data enhancement

Kirill Gadylshin, Ilya Silvestrov, Andrey Bakulin

International Meeting for Applied Geoscience and Energy (IMAGE)

... of normal and normalincidence-point wavefronts at zero offset are used in the common-reflection-surface (CRS) method to produce stacking seismic sections...

A Simple Guide to Depth Conversion: Part II

Ashley Francis

GEO ExPro Magazine

... they are important geological markers or major reflection events on the seismic. More layers are not necessarily better; sometimes simple single layer...

PS-wave seismic data: A game changer in exploration and monitoring

Ali Tura, James Simmons, Sima Daneshvar, Matthew Copley, Joseph Stitt

International Meeting for Applied Geoscience and Energy (IMAGE)

... and Richards, 1980; Fatti et al., 1994) quantify reflection coefficients of the PP (RPP) and PS (RPS) modes. These equations, defined in Tura et al. (2022...

The Attenuation Effects of Surface-Wave Propagations on Rockmass Using SASW Method

Suharsono, Abdul Rahim Samsudin

Geological Society of Malaysia (GSM)

... coefficients (a) for 50 Hz seismic waves (from Clark, in Dobrin, 1988). Material and Source Granite - Quincy, Mass - Rockport, Maine - Westerly, RI...

Results of an Investigative Program for Direct Exploration for Gas-Oil Fields on the Rudenkov Monocline

Ye. P. Puzdrovskiy, V. S. Karpiy, V. T. Muravik, R. V. Gerasimovich, Ya. I. Guzik, P. P. Shostak

Petroleum Geology: A Digest of Russian Literature

... by the dipole-axial sounding method on a 1 km grid. Seismic surveys were by the reflection, common depth point, and regional directional reception methods...

Abstract: Depth Induced Impedance Variations: Implications for Predicting Lithology and Fluid Distributions, Offshore Brunei Darussalam (Paper 16)

S. Ronghe, S. Pambayuning

Geological Society of Malaysia (GSM)

... of the sand layers included detailed crossplots of the sands and surrounding shales (Fig. 3), and calculation of reflection coefficients...

Abstract: The Evolving Role of Geophysics in Exploration. From Amplitudes to Geomechanics (Paper C7)

E. C. Andersen, D. Gray

Geological Society of Malaysia (GSM)

.... Ostrander, W.J. 1982. Plane wave reflection coefficients for gas sands at nonnormal angles of incidence, SEG, Expanded Abstracts, 1, no. 1, 216-218...

Seismic Inversion: Part 7. Geophysical Methods

Brian Russell

AAPG Special Volumes

... a forward model that best reproduces the seismic data when converted to synthetic form (that is, when the reflection coefficients are convolved...

Foredeep: Wolfcamp Biohermal Mounds, Upton County, Texas

Charles Leung

AAPG Special Volumes

... in seismic velocity in the transition zones of the upper section of the Wolfcamp carbonate also can affect the magnitudes of seismic reflection...

Washed-out Ripples: Their Equilibrium Dimensions, Migration Rate, and Relation to Suspended-Sediment Concentration in Very Fine Sand: REPLY

Jaco H. Baas , Herman De Koning

Journal of Sedimentary Research (SEPM)

... that the volume decrease is associated with the "transfer of sediments from the bed form to the substrate" and is "not a reflection of transfer...

Abstracts: The Evolving Role of Geophysics in Exploration: From Amplitudes to Geomechanics; #90173 (2015)

Eric Andersen, David Gray

Search and Discovery.com

... wave reflection coefficients for gas sands at nonnormal angles of incidence, SEG, Expanded Abstracts, 1, no. 1, 216-218. Schneider, W.A., 1971...

Analysis of Time-lapse Multicomponent Seismic Data from a Potash Mining Area in Saskatchewan, Canada, #41275 (2014)

Andrew Nicol, Don Lawson

Search and Discovery.com

..., Saskatchewan, Canada, 117 p. Ruger, A., 1997, P-wave reflection coefficients for transversely isotropic models with vertical and horizontal axis...

Spectral Balancing Can Enhance Vertical Resolution, by Kurt J. Marfurt and Marcilio C. de Matos; #41357 (2014).

Search and Discovery.com