Abstract: Resolution and Location Uncertainties in Surface Microseismic Monitoring; #90174 (2014)

Michael Thornton

Search and Discovery.com

... of the migration process in terms of signal detection and false-alarm rates, along with uncertainties in positional estimates. Examples from two case studies...

Abstract: The Mathematical Modeling of Compaction and Diagenesis in Sedimentary Basins, by A. C. Fowler and D. M. Audet; #91012 (1992).

Search and Discovery.com

Reservoir Description by Interferometric Imaging of VSP Data in Transition Zones

Thomas Radford, Martin Karrenbach, Ferry Yustiana, Willi Brianno, Dhea Wachju

Indonesian Petroleum Association

... flank (right). Figure 17 - Interferometic multiple pre-stack depth migration with velocity model overlay, 50ft lateral and 10ft vertical image grid...

Principles and Techniques of VSP Data Processing

A.A. Tabakov, V.N. Ferentsi, H.Garvini

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... of various geological problems even in very complicated conditions. The way to achieve this and take all of the VSP advantages (such as efficient velocity...

The Application of 2D Common-Offset Common-Reflection-Surface (CO CRS) Stack Method Towards Synthetic Data

Parapaty Halley, Rachmat Sule, Teuku Abdullah Sanny

Indonesian Petroleum Association

..., respectively. On this, we consider the near velocity vS = vG as constant. The quantities K1, K2, and K3 are wavefront curvatures associated to the central...

Capillary Control of Free Phase Oil Migration in the Shallow Subsurface: Review with Case Histories

L. G. Bruce, C. Q. Biagi

Environmental Geosciences (DEG)

...Capillary Control of Free Phase Oil Migration in the Shallow Subsurface: Review with Case Histories L. G. Bruce, C. Q. Biagi 1997 177 185 Vol. 4...

Physical properties of Cenozoic mudstones from the northern North Sea: Impact of clay mineralogy on compaction trends

Oyvind Marcussen, Brit I. Thyberg, Christer Peltonen, Jens Jahren, Knut Bjorlykke, Jan Inge Faleide

AAPG Bulletin

... margin: Geological Society of America Bulletin, v. 111, p. 17921807.Hosoi, H., 1963, First migration of petroleum in Akita and Yamagata prefectures...

Microfracture Development in Compacting Sediments: Relation to Hydrocarbon-Maturation Kinetics

V. V. Palciauskas, P. A. Domenico

AAPG Bulletin

.... The theoretical results indicate that, for constant rate of sediment burial, the depth to the onset of microfractures is fixed for a given geothermal...

Enhancing Reservoir Imaging and Monitoring Using Crosswell Seismic

Sanjeev Dogra, Ajay Nalonnil, Bruce Marion

Indonesian Petroleum Association

... the efficiency of these strategies is paramount. In these examples, crosswell seismic has been able to successfully monitor the injection through velocity...

Tengiz field fault shadows mitigation with combined joint FWI-tomography, Q-tomography, and least-square migration

Tianjiang Li, King Sim Lee, Bin Gong, Kai Yang, Kai Zhang, Assem Bibolova, Zhanibek Katrenov

International Meeting for Applied Geoscience and Energy (IMAGE)

.../10.1190/geo2011-0395.1. Meng, Z., N. Bleistein, and K. D. Wyatt, 1999, 3-D analytical migration velocity analysis I: two-step velocity estimation by reflector...

ABSTRACT: Integrating 3-D Seismic Attributes and 3-D Petroleum System Modeling for Analysing Exploration Uncertainties in Geleki and Adjoining Areas. A Case Study of Assam & Assam Arakan Basin, India; #90118 (2011)

MD. S. Akhtar, S. K. Chakrabarti, Ram Krishna Singh, S.Pahari, C. Singh, Harvir Singh, H. J. Singh, Sanjive Mayor, and Dr. Manoj Asthana

Search and Discovery.com

... to generation migration and entrapment of hydrocarbons. Seismic uncertainties start from acquisition parameters design to velocity modeling and finally...

Diffusion of Fluids Through Porous Media with Implications in Petroleum Geology

G. N. Pandey , M. Rasin Tek , Donald L. Katz

AAPG Bulletin

..., A. ravg = average pore radius, A. R = gas constant (atm) (cc)/(g mole) (°K). t = time, sec. T = temperature, °K. v = velocity, cm/sec. v^horbar = molecular...

Chapter 6: Seismic Modeling

Tom Wittick

North Texas Geological Society

... in velocity in the subsurface the raypaths are bent according to Snell’s law so we get the curved raypath. There are two types of ray trace modeling...

Fracture imaging using DAS-recorded microseismic reflections

Yuanyuan Ma, David W. Eaton, Chaoyi Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... of fracture modeling, we treat fracture as a thin low-velocity layer and assume all fractures are perpendicular to the fiber (Figure 2). In the case...

Seismic Modeling

Abilene Geological Society

... is assigned a velocity and density which is either constant or varying across the model subsurface. The overhang portion of the dome is on the right...

An experimental study of secondary oil migration in a three-dimensional tilted porous medium

Jianzhao Yan, Xiaorong Luo, Weimin Wang, Renaud Toussaint, Jean Schmittbuhl, Guy Vasseur, Fang Chen, Alan Yu, Likuan Zhang

AAPG Bulletin

... plate of the model (Figure 8). Figure 8 shows that the thickness of the lateral migration pathway was stable at a constant value of approximately 2 to 4...

2D Pre-Stack Depth Migration : Application to Inverted Grabens

C. Bunks, P. L. Pichon, L. Ben Brahim, Sekar Sakti

Indonesian Petroleum Association

... an in house 2D pre-stack depth migration and velocity analysis program called MIGPACK. MIGPACK performs finite-difference migration in the source geophone...

Seismic Foldout: Exploring deeper in Uruguay: Could Namibia successful Cretaceous play be chased in Uruguays deepwater?

Roberto Juncken, Liam Hunt, Zhiping Yang, VIRIDIEN, Bruno Conti, Pablo Gristo, Pablo Andres Rodriguez, ANCAP

GEO ExPro Magazine

... Potential Aptian SR not captured by velocities Figure 2A. Legacy imaging product. Main unconformities with higher velocity contrast Raya reservoir...

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)

... migration velocity (isotropic velocity). The outputs are the inverted anisotropy parameter volumes of  and  . The prestack gathers are generated from a time...

Late Cretaceous to Present-Day Opening of the Southwest Pacific Constrained by Numerical Models and Seismic Tomography

Kara J. Matthews, Maria Seton, Nicolas Flament, R. Dietmar Müller

Petroleum Exploration Society of Australia (PESA)

... in fast velocity material at about 1300 km depth, and GyPSum-S at 1500 km depth. This is consistent with the northward and eastward migration...

Reducing charge risk using velocities from elastic FWI and sparse node OBN

Nathan Van Farowe

International Meeting for Applied Geoscience and Energy (IMAGE)

... detailed velocities that fit geology to be obtained deeper in the seismic section even under complex overburden. The images and velocity models produced...

Crustal Velocity and Sediment Thickness Asymmetries along and between the Conjugate Australian-Antarctic Margins

Joanne M. Whittaker, Alexey Goncharov, Simon E. Williams, R. Dietmar Müller

Petroleum Exploration Society of Australia (PESA)

... of this was to isolate TWT components of (a) water layer and (b) sediments, and to enable a two-step depth conversion: water bottom at constant velocity...

Targeted nullspace shuttles as enablers of time-lapse CO2 monitoring with sparse acquisition

Kimberly A. Pike, Kristopher A. Innanen, Scott D. Keating

International Meeting for Applied Geoscience and Energy (IMAGE)

... sequestration projects to characterize CO2 plume migration, plume geometry, and plume containment. Previous authors have shown that time-lapse seismic...

Subsalt imaging using elastic FWI: A case study from Walker Ridge, Gulf of Mexico

Chirag Parekh, Andrew Stephenson, Juan Perdomo, Claudia Flores, Christopher McMorland, Matt Vander Griend, Austin Boles, Andrew Fuhrmann

International Meeting for Applied Geoscience and Energy (IMAGE)

... legacy and EFWI RTM image. (Top) legacy migration image with velocity field overlaid. (Bottom) EFWI RTM image with velocity overlaid. Conclusion We have...

High Velocity Zones in Deep Mini-Basin Miocene Sediments, Eugene Island, Northern Gulf of Mexico; #40613 (2010)

Fred F.C. Snyder; N. Biles; L. Den Boer; P. Hooyman; G. Jamieson; C. Sayers

Search and Discovery.com

...) The Leading Edge, 21, 188-192. ~20,000 ft ~10,000 ft Velocity model and sediment flood migration - Inline 8418 Reference markers Anomalies...