The Geophysicist Communicating with Seismic Processing

R. E. Sheriff

Southeast Asia Petroleum Exploration Society (SEAPEX)

... into an auxilliary stream, where these data will be muted (/MUTE), filtered with space and time variant options (/STVF), and then velocity spectra made...

Multicomponent Seismic Studies of the Gas-hydrate System at the Storegga Slide

Stefan Bunz, Jurgen Mienert, Karin Andreassen

AAPG Special Volumes

..., NMO correction, time-variant scaling, converted wave stacking, and poststack scaling and filtering (Figure 6) (Andreassen et al., 2003).FIGURE 6...

Chapter 12: Microseismic Monitoring in Early Haynesville Development

Peter M. Duncan, William B. Barker, Leo Eisner, Peter G. Smith, Kevin Smith, Sherilyn Williams-Stroud

AAPG Special Volumes

... variant gain, band-pass filtering, and optionally, depending on the data, some form of spectral shaping or deconvolution. Matched filter and pilot...

Clari-Fi’: Broadband Data from Conventional Streamer Acquisition

Nic Woodburn, Tom Travis, Hassan Masoomzadeh, TGS

GEO ExPro Magazine

... noise. Techniques employed include coherent noise attenuation using a time and space variant f-x apparent velocity dip filter; several iterations...

Danish Sector: Insight into Mature and Deeper Plays

Will Bradbury, Steve Drewell, Gulnara Hickman, TGS

GEO ExPro Magazine

... addressed through a targeted technique in the offset domain prior to final stack. Post stack processing was limited to time-variant scaling...

Assessing the internal character, reservoir potential, and seal competence of mass-transport deposits using seismic texture: A geophysical and petrophysical approach

Tiago M. Alves, Kuncho Kurtev, Gregory F. Moore, Michael Strasser

AAPG Bulletin

... recovery, time-variant filtering, and predictive deconvolution), followed by 3-D prestack depth migration (Moore et al., 2007).Figure 2. Location maps...

Time-lapse impedance variations using DAS VSP data during CO2 injection at the CMC Newell County Facility, Alberta, Canada

Yichuan Wang, Donald C. Lawton

International Meeting for Applied Geoscience and Energy (IMAGE)

... shifting, amplitude correction, and spectral shaping. These three are applied locally by time-variant filtering using a series of overlapping Hann time...

A Time Migration Before Stack

Richard Cooper, Malcolm Hobson

Geological Society of Malaysia (GSM)

... a processing technique which cascades Dip Moveout with zero-offset time migration before stack. The method overcomes the limitations of DMO...

Shallow Water Seismic Operations on the North West Shelf

T. J. Allen, D. Brown, J. Wardell

Petroleum Exploration Society of Australia (PESA)

... to be attenuated by the single operator designature, as is very evident when Figures 4 and 5 are compared. The solution chosen was to apply a space and time variant...

2.2 Basement Involved: 2.2.3 Passive Margins: Representative Multichannel Seismic Profiles Over the U.S. Atlantic Margin

J. A. Grow, D. R. Hutchinson, K. D. Klitgord, W. P. Dillon, and J. S. Schlee US Geological Survey

AAPG Special Volumes

..., 2-to-1 horizontal mix of the 24 far (50 m, or 164 ft) traces after a differential normal moveout correction, time-variant deconvolution, time-variant...

THE EARTH'S CRUST UNDER THE WILLISTON BASIN IN EASTERN SASKATCHEWAN AND WESTERN MANITOBA

Z. HAJNAL, C. M. R. FOWLER

Williston Basin Symposium

... of a time variant adaptive filtering process. After several different tests, the principles, which were described by Griffiths et...

Abstract: Q Estimation by a Match-filter Method; #90174 (2014)

Peng Cheng and Gary F. Margrave

Search and Discovery.com

... with application to time-variant filtering: Geophysics, 63, 244-259 Patton, S. W., 1988, Robust and least-squares estimation of acoustic attenuation from...

Interpretation Methods in the Exploration of Oligocene-Miocene Carbonate Reservoirs, Offshore Northwest Madura, Indonesia

David C. Carter, Dwi Mandhiri, Robert K. Park, Imron Asjhari, Syaiful Basyuni, Sergey Birdus, John P. Bradfield, Ary Iriawan, Meutia Nasfiah, M.A. Agung Nugroho

Indonesian Petroleum Association

... consistent scaling, spiking deconvolution, DMO, 3-D finite difference migration, and time-variant filter and scaling. The total 3-D dataset covers...

ABSTRACT: Reflection Shear-Wave Data Along the Principal Axes of Aximuthal Anisotropy, by Heloise B. Lynn and Leon A. Thomsen; #91038 (2010)

Search and Discovery.com

ABSTRACT: Seismic Velocity Models for Heat Zones in Athabasca Tar Sands, by L. R. Lines, J. D. Covey; #91003 (1990).

Search and Discovery.com

Practical Use of Inverted Seismic Data: ABSTRACT

Gary Hamill

AAPG Bulletin

... be restored deterministically by the use of a geologic model with interval velocities specified. Time-variant pr cesses should be minimized...

Abstract: Merging of Multi 3D Land Seismic Surveys, Challenges and Mitigations; #90319 (2018)

Anwar Al-Kandari, Riyanto Kusumo, Agus Abdullah, Fatma Basha, Hanan Al-Hasan

Search and Discovery.com

... flow including seismic data interpolation/regularization, amplitude matching and spatial and time variant alignment to several seismic surveys...

Multicomponent Processing and Fracture Characterization Analysis of Two Wyoming 3-D PS-Wave Surveys: Jonah Field and Washakie Basin, by Gaiser, J.E., R.R. Van Dok; #90030(2004)

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Fault Detection From 3-D Seismic Data and Distribution of Conjugate Faults in the Bakken Formation

Ismot Jahan, John Castagna, Michael Murphy

Unconventional Resources Technology Conference (URTEC)

... outside the seismic bandwidth and then spectral balancing was applied to the data. A time-variant structural filter that preserves local geology was applied...

4D Seismic Reservoir Characterization of a CO2 Flood: A New Technology

Sony R. Mohammad, Thomas L. Davis

Indonesian Petroleum Association

..., the phase of the monitor survey was rotated 4º in order to match the phase of base data. The second correction was time shifting. Static and time-variant...

Abstract: 2D Depth Velocity Analysis without Tomography; #90187 (2014)

J. Patrick Butler and Randy Kolesar

Search and Discovery.com

... for the reflector and is not time variant NMO, so the data will dip above and below the reflection time (Figure 3). However, it is easy to see this; and some...

Modeling Discrete Fracture Networks in the Tensleep Sandstone: Teapot Dome, Wyoming, #50658 (2012)

Thomas H. Wilson, Valerie Smith, Alan L. Brown, Dengliang Gao

Search and Discovery.com

... include Ant Tracking on a dip-deviation volume integrated with 3D volume curvature. Ant Track discontinuities are interpreted to represent possible...

Deep Structure and Evolution of the Carolina Trough: Rifted Margins: Field Investigations of Margin Structure and Stratigraphy

D. R. Hutchinson, J. A. Grow, K. D. Klitgord, B. A. Swift

AAPG Special Volumes

... was shot and processed by GSI in 1978 using similar techniques (for example, deconvolution, time-variant filtering, time variant scaling, velocity...

Early 3-D Seismic Exploration for Winnipegosis Pinnacle Reefs in the US, Williston Basin

Donald A. Greenwood, James A. Carroll, Donald W. Howard

Rocky Mountain Association of Geologists

... a conventional sequence of statics, spectral whitening, velocity analysis, migration, time-variant filtering (TVF), and automatic gain control (AGC). Processing...

Exploration of the North Seribu Area, Northwest Java Sea

Roberto Fainstein

Indonesian Petroleum Association

..., rollovers between faults also induce four-way dip-closures (Fig. 4). The NF-1 and NF-2 Wells – Relationship with the Karmila Field The structural time...