Fluid Mechanics of Salt Domes

L. L. Nettleton

AAPG Bulletin

... difference when under a high ambient pressure. In other words, if a piece of salt were surrounded by a hydrostatic pressure corresponding to the depth...

Refracturing Vs. Infill Drilling - A Cost Effective Approach to Enhancing Recovery in Shale Reservoirs

Edgar Urban, Daniel Orozco, Alfonso Fragoso, Karthik Selvan, Roberto Aguilera

Unconventional Resources Technology Conference (URTEC)

.... Pore pressure. The closeness of pressure points to the normal faulting limit is related to the small difference between the principal stresses...

Environmental Effects of Geothermal Energy Development--Summary: Geothermal Energy

Richard G. Bowen

AAPG Special Volumes

... with vapor at pressures much lower than normal hydrostatic pressure. Because this vapor does not add support to the overlying rocks, subsidence has not been...

Accumulation of Oil and Gas in Limestone: Part III. Migration and Accumulation of Petroleum

W. V. Howard

AAPG Special Volumes

... fields where the rock pressure is due to gas and amounts to less than half the normal hydrostatic pressure for the depth at which oil is found...

Abstract: Basin Modeling - from Effective Tool for Predicting Timing of Pore Pressure Development and Hydrocarbon Migration in Overpressured Basins, by Nishikanta Kundu, Sudipta Basu, and Amit Singh; #90081 (2008)

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ABSTRACT: Effects of Fluid Pressure on Seismic Responses in Fractured Shale Reservoirs; #90013 (2003)

Qi Li, Feng Shen

Search and Discovery.com

... modulus of fluid. We exam the sensitivity of fluid pressure to the fluid indicator the normal to shear compliance ratio. The results show...

Geology of Project Wagon Wheel Nuclear Stimulation Project

Jack Shaughnessy, R. H. Butcher

Four Corners Geological Society

... identified a thick sequence of fresh water aquifers with normal hydrostatic pressures to a depth of 3,730 feet. Gas pressures above normal hydrostatic...

Geology of Wagon Wheel Nuclear Stimulation Project, Pinedale Field, Wyoming

Jack Shaughnessy , R. H. Butcher

AAPG Bulletin

.... The study identified a thick sequence of freshwater aquifers with normal hydrostatic pressures to a depth of 3,730 ft. Gas pressures above normal hydrostatic...

Definition of Porosity Trends for Pore Pressure Modeling in Scenarios With Erosive Unconformities

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Bottom Hole Assembly Design Enhancement Successfully Eliminate Hole Problems and Reduce Significant Drilling Time : South S Field Case Study

Yuliawan Dwi Mulia, Hedriawan Anandaputra S, Poultje Haurissa, Borman Subroto, Dwie Hadinata

Indonesian Petroleum Association

... by using WellplanTM software to obtain a baseline prior to proposing enhance BHA for S-14. Other parameters such as Hydrostatic Pressure/ECD, BHA...

Niobrara Gas in Eastern Colorado and Northwestern Kansas

John P. Lockridge, Peter A. Scholle

Rocky Mountain Association of Geologists

... The Beecher Island zone is under-pressured relative to normal hydrostatic pressure for the drill depth on the eastern flank of the Denver basin. Reservoir...

Advancements in Wireline Technology – Past, Present and Future

Kenneth C. Henry

Southeast Asia Petroleum Exploration Society (SEAPEX)

... the force to set the formation tester was generated from the hydrostatic pressure in well bore. A small explosive charge was fired when the test tool...

Hydrogeologic Regimes of Sandstone Diagenesis: Part 1. Concepts and Principles

William E. Galloway

AAPG Special Volumes

... water slows, and the hydrologic basin may become effectively stagnant. Vertical pressure gradients throughout the basin would be hydrostatic...

Limitations of Ground Water as Aid in Determination of Hidden Geologic Structure

E. K. Soper

AAPG Bulletin

..., the waters contained in such porous strata are generally under artesian (hydrostatic) pressure. Because of this, the movement of the underground waters...

Stimulation Treatments in the Bakken Formation: Implications for Horizontal Completions*

David D. Cramer

Montana Geological Society

... after building to the hydrostatic pressure of the annular (packer) fluid (6000 psi). Leakage through fractures located across the packer...

A Risk-Reduction Recipe Using Frequency-Based Pore Pressure Predictions from Seismic

Roger A. Young, Robert D. LoPiccolo

GCAGS Transactions

.... Automatically computed normal compaction trend (NCT) volume. Figure 2. Shale pore-pressure values derived from the volumes illustrated in Figure 1...

Origin of Fracture Porosity--Example from Altamont Field, Utah

Wayne Narr , John B. Currie

AAPG Bulletin

... history of a rock in which fluid pressure remains hydrostatic (^lgr=0.45) throughout its burial history; otherwise, all model input parameters...

Fluid Mechanics of Salt Domes

L. L. Nettleton

AAPG Special Volumes

... words, if a piece of salt were surrounded by a hydrostatic pressure corresponding to the depth of burial in domes (say a pressure of 20,000 pounds per...

A Semi-Analytical Modeling Approach for Hydraulic Fracture Initiation and Orientation in Shale Reservoirs

Andreas Michael, Ipsita Gupta

Unconventional Resources Technology Conference (URTEC)

... by anyone other than the author without the written consent of URTeC is prohibited. Abstract Accurate prediction of fracture initiation pressure...

The Origin of Dissolved Gas in Shallow Aquifers Overlying the San Juan Basin's Ignacio Blanco Gas Field Near Bayfield, La Plata County, Colorado

Anthony W. Gorody

Wyoming Geological Association

... the bradenhead pressure in a producing gas well would exceed a hydrostatic pore pressure gradient of 0.433 psi per foot below the casing shoe...

Petroleum distribution in the Montney hybrid play: Source, carrier bed, and structural controls

Tristan Euzen, Neil Watson, Martin Fowler, Andy Mort, and Thomas F. Moslow

AAPG Bulletin

... a range of nearly 10 MPa, with pressure dropping below the hydrostatic gradient and no apparent relationship to elevation or depth. These data points...

An analysis of horizontal microcracking during catagenesis: Example from the Catskill delta complex

Gary G. Lash, Terry Engelder

AAPG Bulletin

... conditions in the Dunkirk Shale at maximum burial:in which z is the depth in feet and Sh, Pp, and Phyd (pore-fluid pressure at hydrostatic conditions...

Principal Stress Ratios in Cretaceous Limestones from Texas Gulf Coast

M. Friedman , H. C. Heard

AAPG Bulletin

... do not form when the specimens are subjected to a uniform confining pressure alone, (2) the lamellae increase in abundance with increasing...

Accelerating Development Optimization in the Bakken Using an Integrated Fracture Diagnostic Pilot

Yueming Liang, Holger Meier, Karthik Srinivasan, Hussain Tahir, Alberto Ortega, Kelvin Amalokwu, James Friedrich, Joy Okpala, Kendal Decker, Matthew Brown, Tim Benish, Haylee Crozier, Peeyush Bhargava, Prasad Sumant, James Reavis

Unconventional Resources Technology Conference (URTEC)

... is not hydrocarbon bearing and the bulk of the rock is at hydrostatic pressure. A combination of magnetic resonance data and mineralogy logs were used...

Post Steam Reservoir Characterization in Duri Steam Flood

Gantok Subiyantoro

Indonesian Petroleum Association

... is measured by using RFT/SFT. In the steam zone formation pressures are 20 – 40 psi below the hydrostatic pressure (mud pressure) compare to an original...