Amplitude inversion of OBS direct arrivals for seabed elastic properties

James Gaiser, Moacyr de Souza Bazerra, James Simmons

International Meeting for Applied Geoscience and Energy (IMAGE)

... wave (P-wave) methods that use mirror migration, velocity analyses and tomography are not available for shallow converted P- to S-wave (PS-wave) data...

Shear-wave value for seismic imaging: Lupin 9C Seismic 3D Survey, Midland Basin, West Texas

Hermes Malcotti, Ranjan Dash, James Davenport, Gary Murphy, James DiSiena, James Gaiser

International Meeting for Applied Geoscience and Energy (IMAGE)

... residual moveout (RMO). Angle range 5°-25° is displayed in red-blue colors as reference. PS, SH, and SV PSDM angle gathers are imaged with a VTI-velocity...

Microseismic at HFTS2: A Story of Three Stimulated Wells

Vladimir Grechka, Bo Howell, Zhao Li, Denise Furtado, Collin Straus

Unconventional Resources Technology Conference (URTEC)

..., the hyperbolic moveout on each array demonstrates that the hypocenter is very well constrained, besides a well-constructed velocity model was used...

Pressure prediction using converted shear waves from OBN data: A rock physics approach

Prajnajyoti Mazumdar, Kevin Searles, Bjorn Olofsson, James Gaiser, Terence Krishnasami

International Meeting for Applied Geoscience and Energy (IMAGE)

... using joint PP/PS tomography based on moveout picks. It should be noted that efforts to build the shallow S-wave velocity model were limited due...

Abstract: 3C Deghosting for Refraction Time-lapse Monitoring; #90187 (2014)

P. B. Wills and K. De Meersman

Search and Discovery.com

.... Figure 3 shows data from a single receiver acquired during the last survey and after a linear moveout correction using a 4500m/s velocity and 350 ms bulk...

3-D Geomechanical Modeling for Field Development of a Colombian Shale Play

Leonardo Arias Medina, Azra N. Tutuncu

Unconventional Resources Technology Conference (URTEC)

..., Vp,90 is the horizontal compressional wave velocity in m/s, Vp,0 is the vertical compressional wave velocity in m/s, Vs,0 is the vertical shear wave...

4-D Seismic: A Powerful New Technology for Monitoring Steam Movements in Duri Field-Central Sumatra

S. D. Jenkins, M. F. Bee, J. H. Lyle, E. Murhantoro

Indonesian Petroleum Association

... by a velocity increase. Pressure effects are transmitted much more quickly than thermal effects in the reservoir. Two months after the start of steam injection...

Fast Gauss-Newton full-wavefield migration

Siamak Abolhassani, Eric Verschuur

International Meeting for Applied Geoscience and Energy (IMAGE)

... to source energy variations; the source function bandwidth is broad; there is a perfect migration velocity model. Otherwise, their output would...

Seismic tomographic cross-sections of the Bowser Basin in northwest British Columbia, Canada

David B. Snyder, Brian J. Roberts

CSPG Bulletin

..., B.C., Ellis, R.M., Zelt, C.A., Hyndman, R.D., Lowe, C., Spence, G.D. and Fisher, M.A. 2001. Three-dimensional crustal velocity structure beneath...

DAS Recorded Body and Tube Wave Generated by Perforation Shots: Analysis and Numerical Modeling for Completion Monitoring and Reservoir Characterization

Shuang Zhang, Aleksei Titov, Vikram Jayaram, Hector Bello, Robert Hurt, Ge Jin

Unconventional Resources Technology Conference (URTEC)

...; amplitude and velocity of both body and tube waves were analyzed to determine heel-going and toe-going wavefield variation. We created a theoretical...

Seismic Diffraction Imaging of Reservoir Fractures with DAS Seismic Data in a Horizontal Well

Brian Fuller

Unconventional Resources Technology Conference (URTEC)

... events on a horizontal downhole DAS cable. Figure 4. Moveout curves for diffractions and first arrivals. Arrival times for diffracting points were...

Broad bandwidths reveal double the expected sediment depth in the Northern Carnarvon Basin

Jo Firth, Mark Stanley

Petroleum Exploration Society of Australia (PESA)

...-velocity Tertiary carbonate overburden. The transition from carbonate to underlying clastic successions produces a velocity inversion which makes multiple...

5D Interpolation Adds Value at the Drill Bit for a Texas 3D Seismic Survey

K. Rene‘ Mott, William Keller, Mike Perz

GCAGS Transactions

... for imaging shallow targets. Original Processing Workflow Geometry, Trace scaling, Surface consistent deconvolution, Statics, Dip moveout...

Petroleum systems of the Simeulue fore-arc basin, offshore Sumatra, Indonesia

Rudiger Lutz, Christoph Gaedicke, Kai Berglar, Stefan Schloemer, Dieter Franke, Yusuf S. Djajadihardja

AAPG Bulletin

... calibrated against the sea bottom reflection. A normal moveout correction with zero-percent stretch mute using stacking velocities finalized...

2.3 Detached Sediments in Extensional Provinces: 2.3.3 Gravity Gliding: Structure of the Mexican Ridges Foldbelt, Southwest Gulf of Mexico

R. T. Buffler

AAPG Special Volumes

...% 4) Velocity analysis 5) Normal moveout 6) Stack - (1200% Decon Stack) 7) Filter (10, 48) Golden Lane Grid 20 and 24 -- Field Information SHOT...

ABSTRACT: Amplitude-Versus-Offset Analysis in Presence of Dip, by Jeffrey R. Resnick, Patrick Ng, and Ken Larner; #91035 (2010)

Search and Discovery.com

Oil Shales: Their Shear Story, by Jyoti Behura, Michael L. Batzle, Ronny Hofmann and John Dorgan, #40379 (2009).

Search and Discovery.com

The Need for Seismic Dip Migration

W. B. Robinson.

Oklahoma City Geological Society

... velocity by one-half the corrected reflection time for a detector located near the shotpoint. Consider Figure 3 which illustrates a geologic horizon...

Geology and Petroleum Prospects of Offshore New Ireland Basin in Northern Papua New Guinea

N.F. Exon, D.L. Tiffin

Circum Pacific Council Publications

... the basin, and interval velocities have been calculated from the normal moveout velocities used for stacking, using the method of Dix (1955) to give...

Benefits and uplift of focused post-migration gather conditioning over prospect specific areas - An Indonesian case study

David Jessup, Dave Goulding, Andy Kalil

Southeast Asia Petroleum Exploration Society (SEAPEX)

..., Random Noise Attenuation, Q-compensation, and Trim Statics. The full-volume QC attributes were computed to measure AVA compliance, residual moveout, gather...

Refraction multiple attenuation by pattern-based machine learning with a case study

Chunming Wang, Xiaohong Chen, Yongsheng Wang, Christof Stork, Sissy Theisen, Seann Day, Junru Jiao, Grace Yan, Xianhuai Zhu

International Meeting for Applied Geoscience and Energy (IMAGE)

..., with the formation of erosional cavities being widespread. There is also a presence of a thick and rapidly changing low-velocity layer...

Self-parametrizing seismic data processing modules: An example on coherent noise suppression

Simone Re, Ran Bachrach, Massimo Clementi, Collin Wilson

International Meeting for Applied Geoscience and Energy (IMAGE)

... characteristic of the coherent noise, either in form of direct or scattered wavefield, are 1) high energy, 2) linear moveout (LMO) and 3) dispersive...

Zebra Prospect – Reading Between the Stripes

Brenton Oke, Jon Keall, Paul Carroll, Ron Noble, Tom Setzer

Indonesian Petroleum Association

... with a time velocity model building procedure to efficiently remove the non-hyperbolic moveout distortions caused by highly variable seafloor topography...

Passive Margins: Erosion of the Southern Florida Escarpment

William Corso, Richard T. Buffler, and James A. Austin, Jr.

AAPG Special Volumes

... Maximum Offset Distance: 7775 feet, 2370 meters 1) Demultiplex 2) Sort 3) Velocity Analyses (Semblance) 4) Normal Moveout/Stack (Nominal 24 Fold) 5...

Effectiveness of dip-in DAS observations for low-frequency strain and microseismic analysis: The CanDiD experiment

David W. Eaton, Yuanyuan Ma, Chaoyi Wang, Kelly MacDougall

International Meeting for Applied Geoscience and Energy (IMAGE)

... with P and S arrivals (Figure 5). The coherent noise events with linear moveout have an apparent velocity of approximately 950 m/s, which is too slow...