The Effect of Oil Saturation on the Mechanism of Compaction in Granular Materials: Higher Oil Saturations Lead to More Grain Fracturing and Less Pressure Solution

Shanvas Sathar, Richard H. Worden, Daniel R. Faulkner, P. Craig Smalley

Journal of Sedimentary Research (SEPM)

..., or chemical compaction. Pressure solution is understood to be a major cause of loss of porosity and permeability in many reservoirs because it causes...

Large-Scale Seismogenic Deformation of A Carbonate Platform Straddling the Precambrian–Cambrian Boundary, Karatau Range, Kazakhstan

Christoph Heubeck, Gappar Ergaliev, Sergey Evseev

Journal of Sedimentary Research (SEPM)

... regional seismicity and the degree to which other causes of deformation can be excluded. Ancient seismites are used to estimate such factors...

Understanding and distinguishing reflectance measurements of solid bitumen and vitrinite using hydrous pyrolysis: Implications to petroleum assessment

Paul C. Hackley, and Michael Lewan

AAPG Bulletin

.... M. Zhang, 1995, Overpressure retardation of organic-matter maturation and petroleum generation: A case study from the Yinggehai and Qiongdongnan...

Petroleum Expulsion and Formation of Porosity in Kerogen; #42388 (2019)

Alton Brown

Search and Discovery.com

... acquires a warped hyperbolic shape. Generation causes a symmetric petroleum excess pressure distribution that is zero at the top and base of the sheet...

Salt Tectonics and its Effect on Sediment Structure and Gas Hydrate Occurrence in the Northwestern Gulf of Mexico from 2D Multichannel Seismic Data

Dan'l Lewis, William Sager

GCAGS Journal

... as it is prevented from moving upward by sediment porosity filled with gas hydrate. This gas-rich layer causes a drop in sonic velocity, which causes...

Coalbed Gs Producibility and Resource Assessment of the Piceance Basin, Northwestern Colorado

Roger Tyler, Andrew R. Scott, W.R. Kaiser, H.S. Nance

Montana Geological Society

..., and aquifer offset by faults and/or facies changes. Williams Fork strata are abnormally pressured and dominated by hydrocarbon overpressure...

Pore Pressure Estimation in Complex Lithologies: A Novel Approach in Delaware Basin Wolfcamp

Andy Popielski

Unconventional Resources Technology Conference (URTEC)

... not been used to provide a qualitative or quantitative measure of overpressure to the author’s knowledge. The approach, while applied in a local area, may...

Geochemical characterization of natural gas: A physical multivariable approach and its applications in maturity and migration estimates: Reply

Alain Prinzhofer, Marcio Rocha Mello, Tikae Takaki

AAPG Bulletin

... a calculation for a synthetic case study; we neglect in this case any overpressure at the top of the main reservoir (this overpressure would make the process...

Numerical Investigation of Hydrocarbon Transport by Solitary Waves in the Eugene Island Field, Gulf of Mexico Basin, #20235 (2014)

Ajit Joshi, Jeffrey A. Nunn

Search and Discovery.com

... (overpressure) • Less overpressure development in shallow sand layers (less compressible) • Overpressure leakage along Red fault • Overpressure displacement...

Derivation of Scaled Hydrocarbon Head Potential, A New Workflow for Petroleum System Analysis: Application to the Eagle Ford Formation, SE Texas, #10974 (2017).

Carlos E. Varady, Ursula Hammes, John Pantano

Search and Discovery.com

... SHCHP Overpressure Hydrocarbon gradient • Petroleum generation • A function of GOR and density • Tied to fluid mobility • Strong relationship...

The Implementation of Underground CO2 Sequestration: Analysis of Caprock Leakage on the Todilto Shale of San Juan Basin

Irma Primasari, William Ampomah, Her Yuan Chen, Jiawei Tu, Dung Bui, Dana Ulmer-Scholle, Shaoping Chu

Carbon Capture, Utilization and Storage (CCUS)

... brine dissolution has a side effect of dissolution that weakens the caprock and then causes CO2 leakage on the conductive fault. The techniques...

Recumbent Folding in Metamorphic Terranes

H. A. K. Charlesworth, R. St. J. Lambert

CSPG Bulletin

... to be more complex than the ideal situation discussed above. Two expected complexities and their causes are mentioned below. Contemporaneous active folding...

Measuring Thermal Conductivities Improves Maturation Modelling in the Northern Carnarvon Basin, Western Australia

K. A. R. Ghori

Petroleum Exploration Society of Australia (PESA)

... of compaction , fluid movements, temperature conduction and convection, pressure and overpressure development also need to be considered. Thermo-physical...

Analysis of Completion Design Impact on Cluster Efficiency and Pressure-Based Well Communication in HFTS-2 Delaware Basin

Andrea Vissotski, Amit Singh, Peggy Rijken, Richard Reverol

Unconventional Resources Technology Conference (URTEC)

... wellbore and higher momentum in proppant which causes proppant toebiased distribution at high pump rate (Liu, X et al.,2021). Current perforation design...

4.0 Structural Implications of Pore Pressure

P. E. Gretener

AAPG Special Volumes

... or through storm action etc. Fig. 4.1-5. Overriding causes high pore pressures in the lower sequence (a) due to fast loading and aquathermal pressuring...

Displacement distributions on extensional faults: Implications for fault stretch, linkage, and seal

S. A. Stewart

AAPG Bulletin

..., the free surface, or mechanical layering of the stratigraphy. The latter effect in particular causes layer-parallel elongation of the fault planes...

Regional overview of deep sedimentary thermal gradients of the geopressured zone of the TexasLouisiana continental shelf

Seiichi Nagihara, Michael A. Smith

AAPG Bulletin

... will discuss potential causes of the curvature in the following section.The temperature versus depth plots have some scatter (Figure 2), but we do...

Compaction of Sand and Clay - Constraints from Experimental Compaction, Chemical Reactions and Fluid Flow During Burial - an Overview; #51449 (2017)

Knut Bjørlykke, Line Hedvig Line, Jens Jahren, Nazmul Haque Mondol, Per Aagaard, Helge Hellevang

Search and Discovery.com

... it infiltrates the ground. Meteoric water therefore causes dissolution of the most reactive minerals, such as feldspar, mica and carbonate. The degree...

Geoscience Technology Workshops (GTW)

Search and Discovery.com

Australian Exploration Review 2016

Steve Mackie

Australian Petroleum Production & Exploration Association (APPEA) Journal

... and then encountered overpressure and 20%+ gas in the Caley reservoir and could not penetrate through the reservoir. It is planned to redrill...

High-Resolution Rock Strength and the Implications for Reservoir Geomechanics in the Cenomanian-Age Buda Formation, Dimmit County, Texas

Christopher K. Zahm, Robert G. Loucks, Bruce G. Gates

GCAGS Journal

... minor overpressure, but overall the basin generally has normal pore pressure (Ewing, 2011). The Buda Formation is a fractured chalk reservoir...

Subsurface Pressure and Temperature Distributions: In Sacramento Basin, California

M. S. Lico, Y. K. Kharaka

Pacific Section of AAPG

... of Petroleum Technology, September 1976, p. 963-971. Lee, C. V., 1980, Overpressure in Cretaceous Forbes Formation, northern Sacramento basin...

Geology, Geophysics and Engineering: Proven Above Ground Adaptive Management-Driven Solutions Needed for Shale Gas and Tight Oil Transdisciplinary Successes in the Subsurface

Gary M. Hanson

Unconventional Resources Technology Conference (URTEC)

..., 2012 The HS play is unique in that it is an overpressure reservoir and considerably higher IP‟s and found in many of the producers as shown by Baihly...

Improving Depth Prediction Accuracy of Quantified Drilling Hazards

W. Scott Leaney, William H. Borland

Geological Society of Malaysia (GSM)

... interpreted overpressure :z.J 7A r.olQl57Q~ Figure 7. VSP corridor stack and VSP acoustic impedance derivation. III) 11) 11) UIlllftl2ll14t5...

In-Situ Stresses, Rock Strength, Fluid Pressure, and Implications for Wellbore Stability and Oil and Gas Development in the Senoro and Tiaka Fields, Sulawesi, Indonesia

William L. Power, Agus Tjengdrawira, Sitio Aprianto, Sugiyanto Suwono, Syahriza Ghanny Rachman, Muhammad Wijanarko, Dwi Hudya Febrianto, Anies Baasir, Deddy Hasanusi

Indonesian Petroleum Association

... of this, Pp was assumed to be essentially close to hydrostatic (Figure 4a). At Tiaka, there is evidence for mild overpressure in the carbonate and clastic...