Delineation of Jonah field Using Seismic and Sonic Velocity Interpretations

Ronald C. Surdam, John Robinson, Zun Sheng Jiao, Nicholas K. Boyd III

Rocky Mountain Association of Geologists

... a significant velocity-inversion surface in the Jonah area. For example, in Figure 10 it is apparent that, after removing the regional velocity/depth gradient...

Fast Gauss-Newton full-wavefield migration

Siamak Abolhassani, Eric Verschuur

International Meeting for Applied Geoscience and Energy (IMAGE)

... parameters located at a given depth level. velocity model with sharp reflectors, we apply both FWM and GN-FWM in such a setup to evaluate...

Seismic Inversion as an Exciting Tool to Delineate Facies Distribution in Tiaka Carbonate Reservoirs, Sulawesi - Indonesia

Deddy Hasanusi, Erham Adhitiawan, Anies Baasir, Leonard Lisapaly, Robert van Eykenhof

Indonesian Petroleum Association

... velocity data. In this study, however, stacking velocity was not used due to unrealistic strong lateral variations observed in the velocity data...

Excess Area and Depth to Detachment

Jean-Luc Epard , Richard H. Groshong, Jr.

AAPG Bulletin

..., and the excess-area plot is a straight line that intersects the depth axis at the depth of the detachment. Because of small drawing and measurement errors...

Abstract: Pore Geometry and Pore-Fluid Types: Effects on Seismic Properties of Carbonate Rocks Under a Compaction Disequilibrium Scenario; #90224 (2015)

Gautier Njiekak and Douglas R. Schmitt

Search and Discovery.com

... factor controlling the velocity on the dry samples. As for the effect of the rock fabric on the velocity, since samples OL and SD have almost similar...

Offshore Areas of Canadian Arctic Islands--Geology Based on Geophysical Data: Regional Arctic Geology of Canada

S. A. Bourne , A. E. Pallister

AAPG Special Volumes

...). Figure 8 is an example of single-trace reconnaissance seismic data. Because stacking and common-depth-point techniques were not used, the water-bottom...

Transition–Zone Seismic Surveys in Southeast Asia

R. E. Sheriff, Palmer L. Greene, Harold Reaves

Indonesian Petroleum Association

... be stacked properly so that the filtering effect of stacking is minimized. The result is to preserve higher frequencies and improve resolution (fig. 12...

Basin Modeling of Tadla Basin, Morocco, for Hydrocarbon Potential

Haddou Jabour , Kazuo Nakayama

AAPG Bulletin

... as the cell is buried under the effect of the load of overlying cells. The parameters include depth, porosity, thermal conductivity, temperature, time...

Consequences of Multiple Phases of Tertiary Uplift and Erosion on the Thermal Evolution of Mesozoic Source Rocks, North Slope … Chukchi Sea, Alaska, #90119 (2011)

Scott A. Barboza

Search and Discovery.com

... basin simulation illustrates the effect of uplift on the timing of hydrocarbon generation. The amount and timing of erosion were incorporated...

Carbonate Cycle Stacking Patterns and Hierarchies of Orbitally Forced Eustatic Sealevel Change

Carl N. Drummond, Bruce H. Wilkinson

Journal of Sedimentary Research (SEPM)

... stacking hierarchies from the hinge zone to the platform margin. Moreover, these relations between a single orbital forcing function and a depth-dependent...

Using Reflected Phases to Improve Depth Resolution of Microseismic Source Locations from Single-Well Observations

James Rutledge, Nobukazu Soma

Unconventional Resources Technology Conference (URTEC)

... of trial depth positions, matched their arrivals to ray-trace arrivals from two distinct velocity boundaries while also honoring the direct P...

Mechanical Stratigraphy of the Monterey Formation and Relationship with Sedimentary Cycles, Montaña de Oro, California; #50834 (2013)

Heather Strickland, Michael Gross, and Richard J. Behl

Search and Discovery.com

... and calculating their frequencies in relation to the overall stratal stacking pattern and variations due to sedimentary cyclicity. As fracture type...

Hydraulic Stimulation in a Tight Gas Reservoir: Insights from Microseismic and Geomechanical Modeling and Interpretation

Claudio Rabe, Pierre-Francois Roux, Luisely Linares, Maximiliano Garcia Torrejon, Luis Alberto Vernengo, Diego R. Lachter

Unconventional Resources Technology Conference (URTEC)

... optimization in the deep tight gas well targeting Lajas Formation at 4300m depth, in Neuquén basin, onshore Argentina. The objectives of this work were (1...

Semiautomated Lateral Landing Advisor for On-Time Decisions Utilizing Digital Borehole Sonic Services and Next-Generation Cloud-Based Fracturing Design

Edgar Velez, Juan David Estrada, Adam Donald, Romain Prioul, Ting Lei, Erik Wielemaker, Violeta Lujan

Unconventional Resources Technology Conference (URTEC)

... productivity and performance is the location of the landing depth; a few feet can make the difference between a good well versus an average or poor performer...

Know Before You Go!

Lars Zühlsdorff, Trond Haugland

GEO ExPro Magazine

... suitable for migration tests. Using different background models for Kirchhoff target migration, i.e., different velocity fields, the effect...

ABSTRACT: Sensitivity/Risk Assessment with Basin Models: Approach and Case Example from a Frontier Setting, by R. H. Lander, V. Felt, and L. Bonnell; #91021 (2010)

Search and Discovery.com

Measuring and modeling fault density for CO2 storage plume-fault encounter probability estimation

Preston D. Jordan, Curtis M. Oldenburg, Jean-Philippe Nicot

AAPG Bulletin

... the Vedder storage target and subvertical at the target, so measuring throw instead of dip displacement probably does not introduce significant errors...

Despiking Ultrasonic Doppler Velocity-Profiling Data

Jonathan D. Wright, Jaco H. Baas

Journal of Sedimentary Research (SEPM)

... the main body of data can be generated. These have an adverse effect on mean-velocity calculations and turbulence statistical properties, changing...

Application of finite difference eikonal solver for traveltime computation in forward modeling and migration

Amir Mustaqim Majdi, Seyed Yaser Moussavi Alashloo, Nik Nur Anis Amalina Nik Mohd Hassan, Abdul Rahim Md Arshad, Abdul Halim Abdul Latiff

Geological Society of Malaysia (GSM)

.... The migration process can be done for pre-stack or post-stack, 2D or 3D data in time or depth domain. A velocity field is needed as the input for the migration...

Seismic Acquisition and Processing

Bruce S. Hart

Special Publications of SEPM

... acquisition people need to know the depth to the targets of interest, their di ensions and structural dips . Seis ic processing incorporates "judg ent...

ABSTRACT: Lankahuasa Prospect: Open Door to Deeper-Water Exploration in Offshore Veracruz Area; #90007 (2002)

Rosa Adriana Anguiano-Rojas

Search and Discovery.com

... and the well drilled (Figure14 and Figure15). The tuning effect was calculated using the picked interval velocity (Figure 8) and the amplitude spectrum...

Flow processes and sedimentation in a straight submarine channel on the Qiongdongnan margin, northwestern South China Sea

Chenglin Gong, Dongwei Li, Kun Qi, Hongxiang Xu

Journal of Sedimentary Research (SEPM)

...-averaged flow velocity (U), flow thickness (h), and water entrainment coefficient (Ew). The documented channels are composed of three channel complexes...

Geoscience Applications to Economic Development of a Relatively Shallow, Low Gravity, Structurally Complex Eagle Ford Oil Development, Atascosa County, Texas

Lee Billingsley, Bill, Layton, Luke, Finger

Unconventional Resources Technology Conference (URTEC)

... seismic data set over the field area requires drastic geologic assumptions in order to accurately convert to depth. Velocity values based on the drilling...

Cenozoic Structure and Tectonic Evolution of the Kuqa Fold Belt, Southern Tianshan, China

Xin Wang, John Suppe Shuwei Guan, Aurelia Hubert-Ferrari, Ramon Gonzalez-Mieres Chengzao Jia

AAPG Special Volumes

... from sonic logs and seismic stacking velocities, were used to depth convert seismic profiles by techniques of Suss and Shaw (2003). These velocities...

The Origin of High-Frequency Platform Carbonate Cycles and Third-Order Sequences (Lower Ordovician El Paso Gp, West Texas): Constraints from Outcrop Data and Stratigraphic Modeling

R. K. Goldhammer, P. J. Lehmann, P. A. Dunn

Journal of Sedimentary Research (SEPM)

...% efficiency above 25-ft ( 7.6 m) water depths. The rate declines with depth to simulate the effect of d creasing light penetration on carbonate...