Gas Hydrate Resources of Northern Alaska

Timothy S. Collett

CSPG Bulletin

... a hydrostatic pore-pressure gradient, the temperature profile projected to an assumed permafrost base of 610 m intersects the 100 per cent methane-hydrate...

Expulsion from the Source Bed--Primary Migration: Chapter 8: Part I. Genesis of Petroleum, Compiled by Robert H. Dott

AAPG Special Volumes

... in a reservoir bed on the way up. In a closed, completely saturated system under uniform hydrostatic pressure, escape downward is less obvious because...

Geomechanical aspects of CO2 sequestration in a deep saline reservoir in the Ohio River Valley region

Amie Lucier, Mark Zoback, Neeraj Gupta, T. S. Ramakrishnan

Environmental Geosciences (DEG)

... in pore pressure caused by fluid injection decreases the effective normal stress resolved on optimally oriented, preexisting faults such that it induces...

The Tengiz Oil Field in the Pre-Caspian Basin of Kazakhstan (Former USSR)--Supergiant of the 1980s: Chapter 7

Nicolai N. Lisovsky, Georgii N. Gogonenkov, Yuri A. Petzoukha

AAPG Special Volumes

... twice the normal hydrostatic pressure created major engineering difficulties and required the development of complex well designs. For these reasons...

Generation and evolution of overpressure caused by hydrocarbon generation in the Jurassic source rocks of the central Junggar Basin, northwestern China

Xiaowen Guo, Sheng He, Keyu Liu, Zhi Yang, Shengqiang Yuan, and Mingliang Liu

AAPG Bulletin

... depth; MPa), Ph is the hydrostatic pressure (MPa), Δtn is the acoustic traveltime from the normal compaction trend at the depth of investigation (μs/ft...

Solids Control — The Key to Drilling Economics

Jerry E. Haston

Indonesian Petroleum Association

... of penetration. Figure 4 shows the effect which increasing hydrostatic pressure has on drilling rate. Note that as hydrostatic pressure is reduced...

South Last Chance (Gas), T. 26 S., R. 7 E., SLPM, Emery County, Utah

Elliott A. Riggs

Four Corners Geological Society

... be recognized, however, that the substantially less than normal hydrostatic pressure in the area, since these were rotary rig drilled holes, would...

Thermohaline Pore Water Trends of Southeastern Louisiana: Geologic Applications and Controls on Fluid Movement

Donald J. Marlin , William H. Schramm

GCAGS Transactions

.... Gabriel Field in Ascension and Iberville Parishes, Louisiana than past SP models. Further analyses of temperature, pressure, salinity, and freshwater...

Poison Draw Field, Converse County, Wyoming

Gene R. George

Earth Science Bulletin (WGA)

...-in pressure was 1838 psi which was over 600 psi low to the normal pressure gradient of water at 5,800 feet. The well was drilled to the Muddy Sandstone...

Abnormal Pressure Evaluation of the Recent Pliocene and Miocene Gas Discoveries from the Eastern Nile Delta, Egypt, Using 2D and 3D Seismic Data

Philip D. Heppard and Martin L. Albertin

Houston Geological Society Bulletin

... a seismic line, or in a 3D velocity volume. The pore pressure calculation is based on a normal compaction trend and an equation relating the normal...

Seal failure assessment of a major gas field via integration of seal properties and leakage phenomena

M. Foschi, and J. A. Cartwright

AAPG Bulletin

... pressure source could have arisen from a modest increase in aquifer pressure, of 0.35 MPa above the current hydrostatic condition, but we suggest...

Handil Deep Zone Geomodel: Holistic Approach to Optimize Wells Location and Minimize the Risk for the Future Development in a Mature, Multi Layer and Highly Compartment Reservoirs

Rachman Phasadaon, Gany Gunawan, Hudan W. Alam, Iswahyuni F. Hayati, Sinto Yudho

Indonesian Petroleum Association

...). Most wells in Handil Field were drilled in the zone of normal hydrostatic pressure. However, one well encountered high overpressure, H-B1. The top...

The Influence of Stratigraphy and Rock Mechanics on Mesaverde Gas Distribution, Piceance Basin, Colorado

Stephen P. Cumella, Jay Scheevel

AAPG Special Volumes

... PP is the pore pressure, H is the hydrostatic gradient (pore pressure as a function of depth), and is the normal stress component in the absence...

Southern Piceance Basin Model--Cozzette, Corcoran and Rollins Sandstones

Charles A. Brown, Thomas M. Smagala, Gary R. Haefele

AAPG Special Volumes

... of the basin. Pressure equilibrium of water upstructure toward the outcrop, very small capillaries, and continuous gas generation and migration provide...

ABSTRACT: Thermal History Modeling Using Organic Matter Maturation Data from Normal Pressure Systems in the Offshore Carnarvon Basin, Northwest Shelf, Australia, by Sheng He, Mike Middleton, and Lindsay Collins; #90913(2000).

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Enhanced Productivity of the Telisa Sand Through Improved Fracture Stimulation Technique

Brad P. Malone, Mark Kovar, Martias Djabar, Achmad Mansur

Indonesian Petroleum Association

... by a computer to adjust for changes in hydrostatic head and friction pressure. This calculated pressure is then used to make decisions concerning...

In situ stress state in the petroliferous Barmer Basin, northwestern India: A new geomechanical approach

Premanand Mishra, G. Karthikeyan, Sabyasachi Dash, Shubhodip Konar, Ajoy K. Bora, Utpalendu Kuila, Dilip K. Mukhopadhyay, and Mark D. Zoback

AAPG Bulletin

... = normal fault; Pp = pore pressure; RF = reverse fault; Shmin = minimum horizontal stress; Slid Fric = sliding friction; SS = strike-slip; Sv...

Origins of Abnormal Fluid Pressures: ABSTRACT

Norman E. Smith, H. George Thomas

AAPG Bulletin

... by the Houston Geological Society Abnormal Pressure Study Group Subcommittee on Origins, to serve petroleum geologists who may be responsible for planning...

Analytical Techniques and Tools for Rock Property and Oil Gravity Evaluation in Heavy-Oil and Tar-Sand Reservoirs: Section VI. Recovery

B. A. Bell, K. Karnes

AAPG Special Volumes

... to hydrostatic (pressure equal in all directions) loading. In this case, the net overburden pressure (pressure difference between pressure due to sediment weight...

Fluid Flow, Water Chemistry, Gas Chemistry and Diagenesis in the Subsurface Triassic in Alberta and British Columbia

Dirk Kirste, Steven Desrocher, Brad Spence, Bill Hoyne, Brian Tsang, Ian Hutcheon

CSPG Bulletin

... are lines representing hydrostatic pressure and representing high salinity water pressure. The high salinity water pressure was calculated using densities...

Microbial Magic

Mart Zijp, Theo Mallinson

GEO ExPro Magazine

... into water will appear. As the hydrostatic pressure is very high, the tips of the intruding gas ‘fingers’ will snap-off and form bubbles. Since the drag...

Pressure Evolution in Buried-Hill Reservoirs of Wen'an Slope, Jizhong Subbasin, Bohai Bay Basin

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Seal Mechanisms In Shallow Sediments: Implications For Shallow-Water Flow And Gas-Hydrate Hazards, by T.J. Katsube, K. O. Horkowitz, I.R. Jonasson, D. Piper and D. Issler, #40160 (2005).

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ABSTRACT Natural Fractures, Mechanical Properties, and In Situ Stress in the Planning and Execution of the Desert Peak EGS Experiment, #90128 (2011)

Nicholas C. Davatzes, Stephen H. Hickman

Search and Discovery.com

... for normal faulting frictional failure along cohesionless fractures for coefficients of friction, µ, ranging from 0.6 to 1.0.. Fluid pressure...

Fracture Development in the Bakken Petroleum System, Antelope Field, Williston Basin

Stephen A. Sonnenberg

Wyoming Geological Association

...). Pressures that exceed normal hydrostatic and even lithostatic pressure are possible whenever massive generation of gas and oil from kerogen takes place...