Structural Geology of the Buffalo Fork Area, Northwestern Wyoming, and Its Relation to the Regional Tectonic Setting

C. A. Bengtson

Wyoming Geological Association

... of the mass times the horizontal acceleration. Figure 2. Pressure Box Experiment Showing Effect of a Gradient of σx. a) Completed Experiment. b...

Sedimentary Environments of Shark Bay, Western Australia

Brian W. Logan , Donald E. Cebulski

AAPG Special Volumes

... µ = horizontal component of orbital velocity at bottom, H = height of wave at depth of water considered (only values of significant wave height were used...

Dolomitization, anhydrite cementation, and porosity evolution in a reflux system: Insights from reactive transport models

Gareth D. Jones, Yitian Xiao

AAPG Bulletin

...) on (AC) permeability (contours are of horizontal permeability [darcys] with a contour interval of 1); and (DF) fluid velocity (contours are of fluid...

Abstract: Controls on Velocity and Formation Factor in High-Porosity Siliciclastic Sediments, by S. N. Erickson and R. D. Jarrard; #90937 (1998)

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Abstract: Controls on Velocity and Formation Factor in High-Porosity Siliciclastic Sediments, by S. N. Erickson and R. D. Jarrard; #90928 (1999).

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Abstract: What are you Interpreting? Is your Seismic Image Flawed?; #90211 (2015)

Rachel Newrick, Jim Pullishy, and Elvira Gomez

Search and Discovery.com

... and Colombia highlight the necessity for an accurate velocity model and illustrate the dramatic effect of a small percentage change in velocity. We show...

Abstract: Comprehensive Technology for Complex Targets Research with Electromagnetic, Gravity, Magnetic and Seismic Data and its Applications; #90319 (2018)

Zhi Zhao, Dechun Li, Zhao Li

Search and Discovery.com

... The conglomerates developed in the piedmont areas would form a "velocity trap" for seismic data processing vulnerably, which makes it difficult to set up an exact...

High-Density Mud Suspensions and Cross-Shelf Transport: On the Mechanism of Gelling Ignition

Jochen Kämpf, Paul Myrow

Journal of Sedimentary Research (SEPM)

... stresses associated with maximum orbital velocity during each wave cycle have an outsized effect on deterring settling. Conclusions This work presents...

Gravel and Sand Flotation: A Sediment Dispersal Process Important in Certain Nearshore Marine Environments

Per Moller, Olafur Ingolfsson

Journal of Sedimentary Research (SEPM)

... with a horizontal flow velocity that is above the critical velocity for particles larger than medium sand. At the Naze, with a much steeper shore gradient...

Abstract: Predicting Pore Pressure from Porosity and Velocity, by D. Moos; #90923 (1999)

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A Porothermoelastic Model Considering the DynamicTemperature-Perturbation Boundary Effect for Borehole Stability in Fractured Porous Rocks

Jiajia Gao, Hai Lin, Jin Sun, Xiuping Chen, Huixiang Wang, Xianfeng Liu

Unconventional Resources Technology Conference (URTEC)

... that the thermal filtration effect depends on the pressure gradient in Eq.(6) has a weak influence on the temperature diffusion, such that the thermal...

New Joint Categorical/Continuous Simultaneous Inversion Technology (Paper C9)

M. Kemper

Geological Society of Malaysia (GSM)

...) and the density inversion (a less dappled ρ image). The velocity image is less sensitive to the β values, which is understandable, as Vp has most effect...

Optimizing Vertical and Lateral Spacing of Horizontal Wells in Permian Basin Stacked Bench Developments

Do Shin, Drew Popovich

Unconventional Resources Technology Conference (URTEC)

... Into The Heel-Toe Effect of a Long Horizontal Wellbore Based on a Hybrid Numerical Model. ASME. J. Energy Resour. Technol. 2015;138(1):012905-012905-8. doi...

Pore Pressure Prediction in Challenging Areas … Reducing Uncertainty by Understanding Rock BehaviourŽ; #40650 (2010)

Sam Green, Richard Swarbrick, Stephen O'Connor, Phill Clegg, David T. Scott, and Bitrus Pindar

Search and Discovery.com

... in shales; e.g., using velocity/density cross‐plots, carbonate pressure prediction is discussed and facies controls on pressure build‐up and retention...

Diagenesis Through Coupled Processes: Modeling Approach, Self-Organization, and Implications for Exploration

W. Chen, A. Ghaith, A. Park, P. Ortoleva

AAPG Special Volumes

... (1973), Combarnous and Bories (1978), and Wood and Hewett (1982), wherein the effect of the geothermal gradient coupled to the thermal expansion...

Normal Moveout and Dip Moveout, C. L. Liner, #40037

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Pilot Phase of the Aguada Federal Block, Black-Oil Window

Osvaldo Nielsen, David Curia, Pablo Pateti, Javier Caniggia, Alexis Ortega, Morten Slinde

AAPG Special Volumes

..., microseismic, and 3-D seismic), and drilling two wells and four horizontal pilot wells to characterize the potential of the Vaca Muerta unconventional play...

Dynamic Evolution and Overhang Development of Salt Structures in the North Louisiana Salt Basin: Quantitative Models

Kenneth Petersen , Ian Lerche , Allen Lowrie

GCAGS Transactions

.... The transition from dominantly horizontal flow to vertical flow implies that the salt/sediment interface becomes steeper. Conventional seismic is not able...

Pore Pressure Prediction in Organic Shales of the Permian Basin: Rock Physics Basis

Prajnajyoti Mazumdar, Lev Vernik, Alex Dale

Unconventional Resources Technology Conference (URTEC)

... sonic velocity-based prediction of effective stress and pore pressure was applied to both Delaware and Midland basin wells. It shows good agreement...

Basin Characteristics, Tectonic History, and Grain Size are Main Influences in the Transport and Deposition of Turbidity Currents

Arnold H. Bouma, Anne M. Delery, Alfonso Benavides-Iglesias

GCAGS Transactions

... to the coastline the lower the gradient is over that length. Thus, the lower the velocity of the water flow, the finer the sediment will be that passed...

Fluvial Paleochannels

S. A. Schumm

Special Publications of SEPM

... of significant effect an gradient related and s to water d l 1 Type of sedi transport Suspended load Channel sediment percentage of silt and clay 20 5...

Stratification, Bed Forms, and Flow Phenomena (With an Example from the Rio Grande)

J. C. Harms, R. K. Fahnestock

Special Publications of SEPM

... and much less com monly as horizontal stratification High gradi ent braided perennial streams or high gradient ephemeral streams with abundant load...

A Fast Horizontal-Well Coning Evaluation Method

P. Permadi

Southeast Asia Petroleum Exploration Society (SEAPEX)

... problems. The effect of horizontal-well length on cummulative oil production for a short production period of 250 days is shown in Fig. 10. A longer...

Modeling of Abnormal Fluid Pressure in Unconventional Plays Due to Uplift

Xinyu Xia, Jon Wallace, Liangui Du

Unconventional Resources Technology Conference (URTEC)

... gradient of 0.035 ºC/m) or change to hydrostatic pressure (at middle thermal gradient of 0.030 ºC/m). Overall, thermodynamic effect during uplift...

Improving Depth Prediction Accuracy of Quantified Drilling Hazards

W. Scott Leaney, William H. Borland

Geological Society of Malaysia (GSM)

... pressure gradient. Gw varies regionally between the "normal" values of 0.433 psi/ft to 0.5 psi/ft. Lithostatic pressure generally follows a gradient of 1...