Vitrinite Reflectance and Geothermal Gradients in the Wind River Basin, Central Wyoming

Mark Pawlewicz

Wyoming Geological Association

... sets of vitrinite reflectance (Rm) and bottom hole temperatures (BHT) to illustrate the variable nature of the geothermal gradient and relates...

Overpressure in Shale Gas … When Geochemistry and Engineering Data Meet and Agree; #40767 (2011)

J-Y. Chatellier, Kevin Ferworn, Nabila Lazreg Larsen, Steve Ko, Pawel Flek, Marianne Molgat, and Irene Anderson

Search and Discovery.com

... domains: a normally pressured domain and an overpressured one. The traditional way of calculating a pressure gradient (reservoir or frac) is simply...

Azimuthal AVO Gradient Anisotropic Analysis on Prediction of Fractures on Barnett Shale

Shiguang Guo, Bo Zhang, Tengfei Lin, Kurt J. Marfurt

Unconventional Resources Technology Conference (URTEC)

...Azimuthal AVO Gradient Anisotropic Analysis on Prediction of Fractures on Barnett Shale Shiguang Guo, Bo Zhang, Tengfei Lin, Kurt J. Marfurt URTeC...

Prediction of Overhang at Barbers Hill, Chambers County, Texas: A Study in Quantitative Calculations from Torsion-Balance Data

Donald C. Barton

AAPG Bulletin

... of the salt were tested. Several variations of the assumed density relations were tested. Several variations of the regional gradient were tested...

Structure-Oriented Texture Model Regression for Seismic Structure Visualization and Interpretation

Dengliang Gao

GCAGS Transactions

... and the seismic data at each sample location along each trace throughout the volume. Instead of calculating the regular regression gradient...

Hurricane Hazard Assessment System for Damage to Residential Structures in South Carolina

Zhigang Huang, David V. Rosowsky, Peter R. Sparks

Environmental Geosciences (DEG)

... aircraft measurements are used to develop a gradient-level wind field that is then moved along the projected track of the hurricane. By using gradient...

The Gunung Wayang-Windu Geothermal Area in West Java

S. Sudarman, R. Pujianto, B. Budiarjo

Indonesian Petroleum Association

... of Schlumberger mapping and sounding, self potential (SP), head-on resistivity, magnetotelluric sounding (MTS), gravity and shallow temperature gradient well...

Horizontal Pressure Disequilibrium and Its Indication on Fluid Continuity in Shale Plays

Xinyu Xia, Yongli Gao

Unconventional Resources Technology Conference (URTEC)

... maturity difference along the dip direction, pressure gradient usually increases from the up-dip oil zone (close to hydrostatic pressure) to the down...

Alternative Workflow for 3D Basin Modeling in Areas of Structural Complexity - Case Study from the Middle Magdalena Valley, Colombia; #10920 (2021)

Román González, Carlos Suarez, Luis Rojas

Search and Discovery.com

...) Implications in MMVB – Thermal Modeling Average Thermal Gradient: 21.87 °C/km (1.18 °F/100ft) PRESENT DAY THERMAL GRADIENT 28 °C/km 15 °C/km...

ABSTRACT: Effect of organic matter on geothermal gradients: an example from the Surat Basin (Jurassic), Australia and implications for coal seam gas reservoirs

Tim A. Moore, Ryan Morris

The Society for Organic Petrology (TSOP)

... The established geothermal gradient for the Surat Basin ranges from 21°to 35° (Raza et al., 2009). C The main target for mining and coal seam gas...

Abstract: Enrichment of Three Forms of Unburned Carbon from Fly Ash by Density Gradient Centrifugation

D. N. Taulbee, M. M. Maroto-Valer, J. C. Hower

The Society for Organic Petrology (TSOP)

...Abstract: Enrichment of Three Forms of Unburned Carbon from Fly Ash by Density Gradient Centrifugation D. N. Taulbee, M. M. Maroto-Valer, J. C. Hower...

Morpho-Tectonics of Top of Lower Structural Stage of Sedimentary Cover of West Siberian Platform in Nadym-Taz Interfluve

Ye. V. Deyev, S. V. Zinov’yev

Petroleum Geology: A Digest of Russian Literature

...; 2-troughs of depressions; 3-steep flank areas (steps); 4-areas of low-amplitude highs and lows; 5-flank zones: a-high gradient, b-medium and low gradient...

Importance of Aquathermal Pressuring Effect in Gulf Coast: GEOLOGIC NOTE

Kinji Magara

AAPG Bulletin

... of pore-pressure increase since isolation is estimated to be about 1.4 psi/ft, significantly higher than the average overburden-pressure gradient...

Mechanisms of Natural Fracturing in a Sedimentary Basin

Kinji Magara

AAPG Bulletin

... in the hydrostatic pressure zone, but is abnormally low in the abnormally pressured zone. Fracture pressure (and its gradient) given as a sum of (least...

Hyperpycnal Flow Within Low Gradient River Deltas and Implications for Both Sand and Mud Transport Onto the Shelf: Brazos River, Northern Gulf of Mexico, by Timothy M. Dellapenna, Christian J. Noll, Bryan R. Fielder, and Robert Webster, #50091 (2008)

Search and Discovery.com

Optimization of Gas Lift Allocation in Multi-Well System, a Simple Numerical Approach

Ulfia Rahma Fitra, Silvya Dewi Rahmawati, Pudjo Sukarno, Edy Soewono

Indonesian Petroleum Association

... method, we can calculate the gradient of nodes along the curve. Further, with Gradient Method, gas allocation was iterated, we obtain the optimum total...

Normal Geothermal Gradient in United States

C. E. Van Orstrand

AAPG Bulletin

...Normal Geothermal Gradient in United States C. E. Van Orstrand 1935 78 115 19 1. (January) The objects in preparing this paper have been, first...

Accuracy of Determination of Relative Gravity by Torsion Balance

Donald C. Barton

AAPG Bulletin

... by those torsion balance surveys were more accurate than those by the pendulum. The accuracy of the torsion balance determinations of the gradient has been...

Definition, Identification, and Measurement of Normal and Abnormal Subsurface Pressures

Donald J. Timko, Lloyd C. Fons, William K. Grittman, Forest B. Rees

Houston Geological Society

... and efficient drilling operations. TABLE OF CONTENTS Introduction 21 Definitions 21   Hydrostatic Pressure 21   Pressure Gradient 21   Overburden...

Hydrocarbon Expression on Low-Impedance AVO: A Phenomenon of Amplitude Reversal

W. Waluyo

Indonesian Petroleum Association

... and Class 3. The classification is based on two parameters - P (intercept amplitude) and - G (amplitude gradient). Sandstones in Class 1 have a high...

Fracture Pressure Predictions in Highly Depleted Reservoir: An Approach to Prevent Mud Losses while Drilling in the Mature Tunu Field

Dhanny Fadlan, Roni Herdiyanto, Baginda Saragih, Yasinto Priastomo, Rio Sitorus, Roy Lesmana

Indonesian Petroleum Association

... by empirical method (Zoback, 2007). The Mahakam Delta nowadays also has a similar tectonic condition. In the overpressured zone, fracture gradient...

Pressure Analysis for Volume Fracturing Well in Tight Reservoirs Considering Dynamic Threshold Pressure Gradient and Stress Sensitivity

Zhongwei Wu, Chuanzhi Cui, Xiangzhi Cheng, Zhen Wang, Yingfei Sui, Xiaoyan Zhao

Unconventional Resources Technology Conference (URTEC)

...Pressure Analysis for Volume Fracturing Well in Tight Reservoirs Considering Dynamic Threshold Pressure Gradient and Stress Sensitivity Zhongwei Wu...

The Effect of High Pressure and Temperature Variations on the Hydraulic of Dual Gradient Drilling Operations Using Lifting Method

Bonar Tua Halomoan Marbun, Hafiz Adi Kurnia

Indonesian Petroleum Association

...The Effect of High Pressure and Temperature Variations on the Hydraulic of Dual Gradient Drilling Operations Using Lifting Method Bonar Tua Halomoan...

Thermal History of the Western Indonesian Basins (Sunda-Asri, Northwest Java, and Southwest Java): Evidence from Fission Track Geochronology of Apatite

Hardjo Basuki Soenandar

Indonesian Petroleum Association

... for which fission tracks have been severely annealed indicates rapid increase in the geothermal gradient from 12 to 20 °C/km in the Sunda-Asri basin...

RELATIONS BETWEEN DEPTH OF BURIAL, VITRINITE REFLECTANCE AND GEOTHERMAL GRADIENT

R. P. Suggate

Journal of Petroleum Geology

...RELATIONS BETWEEN DEPTH OF BURIAL, VITRINITE REFLECTANCE AND GEOTHERMAL GRADIENT R. P. Suggate 1998 5 32 21 1 In wells where the drilled sequence...