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The AAPG/Datapages Combined Publications Database

Showing 859 Results. Searched 189,922 documents.

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Understanding Hydraulic Fractures in Tight-gas Sands through the Integration of Borehole Microseismic Data, Three-dimensional Surface Seismic Data, and Three-dimensional Vertical Seismic Profile Data: A Jonah Field Case Study

Nancy House, Julie Shemeta

AAPG Special Volumes

... with the high net sand content, to the current practice of completing up to 1012 stages done in intervals, separated by mudstones and shales to keep the fracture...

2008

Near Surface Imaging using Joint Seismic Gravity Inversion

Teguh Suroso, Boko Nurdiyanto, Trilaksita B. Nugraha, Lita Novitasari, Heri Winarto

Indonesian Petroleum Association

... traveltime and gravity data as inputs and minimizes an overall objective function in a single inversion run to obtain near surface velocity and density...

2019

First-Arrival Traveltime Inversion in the CMP Domain: Method and Application

Search and Discovery.com

...First-Arrival Traveltime Inversion in the CMP Domain: Method and Application First-Arrival Traveltime Inversion in the CMP Domain: Method...

2013

Abstract: Kirchhoff Imaging with Adaptive Greens Functions for Compensation for Dispersion, Attenuation, and Velocity Imprecision; #90187 (2014)

Andrew V. Barrett

Search and Discovery.com

... function, relating the surface to the image point in terms of traveltime as well as compensating for amplitude changes along the raypath. Commonly...

2014

Evaluation of hydrocarbon broaching after subsurface containment failure, Gulf of Mexico

Thomas W. Bjerstedt, William W. Shedd, Michael G. Natter, Pierre B. Abadie, George J. Moridis, and Matthew T. Reagan

AAPG Bulletin

... adapted existing supercomputing capabilities to model the traveltime for formation fluids to reach the seafloor after subsurface containment failure...

2020

River Seismic Operations in the West Siberian Lowland

A. K. Shmelev

Petroleum Geology: A Digest of Russian Literature

..., there is a discrepancy in the traveltime curves of the reflected waves. This discrepancy is thought to reach 0.015 sec., which is half the period of the registered...

1960

Joint Anisotropic Parameter Inversion Based on Nonhyperbolic Moveout and Azimuthal Amplitude Variance

Fangyu Li, Jie Qi, Bin Lyu, Kurt J. Marfurt

Unconventional Resources Technology Conference (URTEC)

... seismic anisotropies. Then, the traveltime equations for CMP gathers are discussed in anisotropic media. We analyze the anisotropy parameters...

2016

Abstract: Beam Migration of Canadian Foothills Datasets; #90171 (2013)

Tianfei Zhu, Terrence Krishnasamy, and Daniel Trad

Search and Discovery.com

...: local plane-wave decomposition of shot records and beam propagation and imaging of the decomposed plane waves. The local plane-wave decomposition begins...

2013

Abstract: Maximize the Potential of Seismic Data in Shale Exploration and Production … Examples from the Barnett Shale and the Eagle Ford Shale; #90187 (2014)

Joanne Wang and Duane Dopkin

Search and Discovery.com

..., the event would be flat cross the azimuth. The reflection event over the azimuth range from 40 to 75 degrees appears to have a larger traveltime than...

2014

Abstracts: Application of CSP Gather Modeling for Determination of Velocity Smoothing Operator for Prestack Kirchhoff Depth Migration; #90173 (2015)

Hassan Khaniani and John C. Bancroft

Search and Discovery.com

... The relationship between reflection and diffraction traveltime surfaces in the shot records is that the response of the scatter points (diffraction curves...

2015

Abstract: Near-Surface Velocity Estimation Using Source-Domain Full Traveltime Inversion and Waveform Inversion; #90319 (2018)

Lu Liu, Bowen Guo, Yi Luo

Search and Discovery.com

...Abstract: Near-Surface Velocity Estimation Using Source-Domain Full Traveltime Inversion and Waveform Inversion; #90319 (2018) Lu Liu, Bowen Guo, Yi...

2018

Abstract: Near Surface Imaging by Joint Traveltime and Q-Factor Inversion; #90319 (2018)

Aldo Vesnaver, Pier Paolo Bruno, Rongzhi Lin, Jinyeob Na

Search and Discovery.com

...Abstract: Near Surface Imaging by Joint Traveltime and Q-Factor Inversion; #90319 (2018) Aldo Vesnaver, Pier Paolo Bruno, Rongzhi Lin, Jinyeob Na...

2018

ABSTRACT: Multiple suppression by the CRS technique; #90051 (2006)

Juergen Pruessmann, Martin Tygel, Fernando Gamboa, Radu Coman

Search and Discovery.com

... is provided by the Common-Reflection-Surface, or CRS imaging technique. At each point of the image, this technique derives a locally adapted traveltime...

Unknown

Abstract: Imaging Sub-Volcanic Sediments From Wide-Angle Seismic Data In Selected Basins Of India; #90315 (2017)

Kalachand Sain

Search and Discovery.com

... and Tapti basins onland using traveltime tomography of wide-angle seismic data. But, these models lack in delineating fine structures or stratigraphic...

2017

Abstract: Complex-beam Migration: Non-recursive and Recursive Implementations; #90187 (2014)

Tianfei Zhu

Search and Discovery.com

... wave equation takes the form u(x, )  A(x)eiT (x ) , (2) where A(x) and T(x) are the amplitude and traveltime along the ray. The former is in turn...

2014

Abstracts: Converted Wave Processing in the EOM Domain; #90173 (2015)

Thais A. Guirigay and John B. Bancroft

Search and Discovery.com

... in the estimated traveltime. For a given trace with and acceptable time error, there may be still considerable trace energy to form a reasonable LCCSP...

2015

Abstract: High-Resolution Seismic Velocity Structure of the Shallow Porcupine Basin From Traveltime Tomography and Waveform Inversion of Long-Streamer Data; #90310 (2017)

Manel Prada, François Lavoué, Brian O'Reilly, Sergei Lebedev, Yanhua Yuan, Clàudia Gras

Search and Discovery.com

...Abstract: High-Resolution Seismic Velocity Structure of the Shallow Porcupine Basin From Traveltime Tomography and Waveform Inversion of Long...

2017

Hybrid Domain Parallel Algorithm for 3D Kirchhoff Prestack Depth Migration; #10928 (2017)

Changhai Zhao, Jianlei Zhang, Guoan Luo, Quanshun Cui, Chengxiang Wang

Search and Discovery.com

... "hybrid domain parallel", which is based on three-level decomposition including offset, imaging space, and seismic data. The algorithm eliminates...

2017

Checkshots and Vertical Seismic Profiles: Part 7. Geophysical methods

B. A. Hardage

AAPG Special Volumes

... the areal and vertical distributions of reservoir and sealing units are measured as functions of seismic traveltime, not as functions of depth...

1992

Elastic Wave Seismic Interpretation of Heavy-Oil Reservoirs

Search and Discovery.com

.... The different methods for estimating VP/VS have advantages and disadvantages. Traveltime methods are particularly suitable for estimating VP/VS from...

2013

Abstract: Monitoring Active Steam Injection through Time-lapse Seismic Refraction Surveys; #90174 (2014)

Byron M. Kelly and Don C. Lawton

Search and Discovery.com

... to that of 4D reflection profiles. Through reciprocal traveltime analysis, refraction profiles can delineate significant time-shifts within a monitor survey due...

2014

Abstract: Velocity Model Building with Weighted Linearized Inversion … A VSP Data Case Study; #90187 (2014)

Mingyu Zhang, Richard Kuzmiski, and Zhengsheng Yao

Search and Discovery.com

... for receiver gather at 274 m depth Basic inverse theory Given observed data, with a first arrival traveltime, our problem is to estimate an earth...

2014

GEO 2018; - Abstracts, #90319 (2018).

Search and Discovery.com

2018

N/A

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