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The AAPG/Datapages Combined Publications Database

Showing 33,118 Results. Searched 195,456 documents.

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Abstract: Delineation of a Diagenetic Trap Using P-Wave and Converted-Wave Seismic Data in the Miocene McLure Shale, San Joaquin Basin, CA

Robert Kidney, John Arestad, Anne Grau and Robert Sterling

Houston Geological Society Bulletin

...-saturated quartz have nearly the same acoustic impedance. Opal-CT is low density while hydrocarbon-saturated quartz is low velocity. The presence...

2003

Abstract: Shear wave velocities of sulphide minerals as determined from high pressure laboratory measurements

Craig W. Harvey, Matthew H. Salisbury

Atlantic Geology

... sulphide deposits would be expected to appear as 'bright spots' on seismic records. Both qualitative and quantitative analyses of sulphide phase modal...

1996

Abstract: DMO Accuracy Requirements for AVO Analysis

Craig J. Beasley

Geological Society of Malaysia (GSM)

... - t domain, however, amplitude and phase approximations are made that impose accuracy limitations that may be unacceptable, particularly in light...

1990

Abstract: Multiple and Noise Attenuation with Tau-P Seismic Data Processing

Leong Lap Sau, Ng Tong San

Geological Society of Malaysia (GSM)

... of horizontal phase velocity) or ray parameter (p) and the intercept time (T). The projection slice theorem provides a method for computing the T-p...

1990

Abstract: A Quantitative Study of the Seismic Time-Amplitude Reflection Characteristics in an Oil Field

Ng Tong San, Idrus Mohd. Shuhud, Leong Lap Sau

Geological Society of Malaysia (GSM)

..., wireline logs indicate velocity to be a poor lithologic descriptor. The acoustic impedance at sand- shale interfaces could be accounted for by changes...

1991

Abstract: Tau-P Seismic Data Processing: Fast Slant Stack Using the Hartley Transform

Leong Lap Sau, Ng Tong San

Geological Society of Malaysia (GSM)

... examines the transfonned versus wavefonn in the f-k domain, slant stack analysis looks at the intercept time horizontal phase velocity or the ray parameter...

1991

Abstract: A Quantitative Study of the Seismic Time-Amplitude Reflection Characteristics in an Oil Field (Paper 4)

Ng Tong San, Idrus Mohd. Shuhud, Leong Lap Sau

Geological Society of Malaysia (GSM)

... for interpretation. In this area, wire line logs indicate velocity to be a poor lithologic descriptor. The acoustic impedance at sand-shale interfaces...

1993

Recent Advances in Passive-Margin Research: ABSTRACT

R. E. Sheridan, J. A. Grow, D. G. Roberts, L. Montadert, E. Seibold, K. Hinz, P. R. Vail

AAPG Bulletin

... on the modern reflection and refraction data. Intermediate seismic-velocity layers, 7.1 km/sec, near the continental edge on both sides of the Atlantic might...

1979

Two Controls of Sand-Wave Size: Dynamic Equilibrium Processes and Kinematic Depositional-Erosional Processes: ABSTRACT

David M. Rubin

AAPG Bulletin

... is controlled primarily by flow velocity, depth, and sediment size. Equilibrium sand-wave height and wavelength increases with flow velocity...

1980

The earthquake process in Oklahoma

Search and Discovery.com

N/A

ABSTRACT: Analysis of Moho Depth and Crustal Vp/Vs Ratios in the Western U.S.; #90113 (2010)

Kristopher A. Castille and Harold Gurrola

Search and Discovery.com

.... The depth to the Moho and average Vp/Vs ratio of the crust (Pwave velocity divided by S-wave velocity) can be estimated by analysis of the moveout (delay...

2009

Abstract: Combined 3D Seismic Velocity Inversion and 2D Basin Modelling for Pore Pressure Prediction of a Deepwater Block, Offshore Rakhine Basin, Myanmar; #90294 (2017)

L. Ryan, R. Courel, N. Bianchi, A. Duffy, A. Edwards, J. Hull, C. Jorand, G. Moltifiori, J. Naar

Search and Discovery.com

...Abstract: Combined 3D Seismic Velocity Inversion and 2D Basin Modelling for Pore Pressure Prediction of a Deepwater Block, Offshore Rakhine Basin...

2017

New Bering Sea Basin Observations Imply that Ascending Thermogenic Methane Pools in Large Sub-BSR Accumulations and Contributes Regionally to Deposits of Near-Surface Methane Hydrate; #80295 (2013)

David W. Scholl, Warren T. Wood, Ginger A. Barth, and Jonathan J. Childs

Search and Discovery.com

... those of the phase transition from methane gas below to methane hydrate above (Figure 1E). Beneath sectors of acoustically bright BSRs, seismic...

2013

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

Suharsono, Abdul Rahim Samsudin

Geological Society of Malaysia (GSM)

... to the propagation velocity (also termed phase velocity) through the frequency of vibration following equation: VR=f.LR (1) When body waves spread out along...

2003

Abstract: Array Analysis of Surface Microseismic Data from the Rolla Microseismic Experiment; #90174 (2014)

Katarina Seckarova and David W. Eaton

Search and Discovery.com

... which 30 events were analyzed to determine backazimuth and apparent velocity. This was accomplished by using a velocity analysis procedures similar...

2014

Abstract: The possible use of the amplitude of a reflected sound field for the determination of seabed properties

Alasdair G. McKay

Atlantic Geology

..., Dartmouth, N.S. B2Y 3Z7 The measurement of the compressional wave velocity in seabed materials has been neglected in most studies which have been carried out...

1982

New Resolution in Seismic: Abstract

Fred J. Hilterman

CSPG Special Publications

..., several rules of thumb have been developed which relate the seismic parameters (phase, amplitude, frequency content, reflection timing and velocity...

1980

Abstract: Spectral-Analysis-of-Surface-Waves Method: An Initial Assessment and its Potential Use in Geology

Mohd Azmi Ismail, Khairul Anuar Mohd Nayan, Abdul Rahim Samsudin, Abdul Ghani Rafek

Geological Society of Malaysia (GSM)

... analysis of phase information for each frequency, the velocity of the waves is determined between two receivers. Initial results of the SASW measurements...

2001

Velocity Anomalies and Out-of-Plane Reflections in Barnicarndy 1, Canning Basin

Y. Zhan

Australian Petroleum Production & Exploration Association (APPEA) Journal

...Velocity Anomalies and Out-of-Plane Reflections in Barnicarndy 1, Canning Basin Y. Zhan The APPEA Journal 2021, 61, 271–290 Peer reviewed paper...

2021

Field Testing of Digital Entry Fluid Imaging Tool in Minas

Cholid Mas, Erwin Sinisuka

Indonesian Petroleum Association

...) and fluid velocity of each phase. The gradiomanometer is used in production logging for holdup measurements. Knowing the holdup, the dispersed phase...

1996

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