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The AAPG/Datapages Combined Publications Database
Showing 3,935 Results. Searched 200,673 documents.
In situ stress variations associated with regional changes in tectonic setting, northeastern Brooks Range and eastern North Slope of Alaska
Nilesh C. Dixit, Catherine L. Hanks, Wesley K. Wallace, Mohabbat Ahmadi, and Obadare Awoleke
AAPG Bulletin
... Kuparuk River Unit well showing hydrostatic pore-pressure and fracture-gradient data with depth (Alaska Oil and Gas Conservative Commission, 2014). (B...
2017
On Site Disposal of Drilling Waste Via Annular Injection
Ari Nugroho, M. Andi Solihin
Southeast Asia Petroleum Exploration Society (SEAPEX)
... gradient = (270+(9.2*0.052*1000))/1000 = 0.74 Thus, Injection pressure should be maintain a little bit greater than 0.74 psi/ft. Injection Rate...
1996
Development of Geopressure by Ductile Shear: An Example from Offshore Louisiana
Jeffrey A. Nunn
GCAGS Transactions
... pressure in excess of the hydrostatic gradient (9.8 MPa/km). According to Darcy's law, fluid flux is proportional to permeability times excess fluid...
1997
ABSTRACT: The Response of Shale Ultrasonic Properties to Stress Path, Stress State and Pore Pressure, by Dave Dewhurst, Tony Siggins, Bailin Wu, and Kevin Dodds; #90913(2000).
Search and Discovery.com
2000
Reply to Kinji Magara Including a Discussion of the Concept and Phenomenon of the "Tensiometer Effect" in Cross-Formational Gravity-Flow Systems of Formation Fluids: REPLY
Jozsef Toth
CSPG Bulletin
... hand, and the hydrostatic pressure on the water side of the interface, on the other, is given by (Childs, 1969, p. 103, 109): (2) where P...
1981
AAPG/Datapages Discovery Series No. 7, Multidimensional Basin Modeling, Chapter 5: Interactive Charge Modeling of the Qatar Arch Petroleum Systems
Zhiyong He and Thomas A. Berkman
AAPG Special Volumes
... formation tester (RFT) data. Figure 4 shows excess pressure for the Shuaiba and Nahr Umr zones. Excess pressure is the pressure in excess of hydrostatic...
2003
Experimental investigation of matrix permeability of gas shales
Rob Heller, John Vermylen, and Mark Zoback
AAPG Bulletin
... between hydrostatic confining pressure and pore pressure), which narrows pore throats and lowers the permeability of the rock. This effect is well...
2014
Building a 3D Geomechanical Model for the Fitzroy Trough
Oliver Gaede, Moritz Ziegler, Oliver Heidbach
Petroleum Exploration Society of Australia (PESA)
... with a hypothetical hydrostatic gradient (green dashed line). Careful review of the daily drilling reports lets us conclude that three of the LOTs did...
2019
The Value of Building a Multiscale, Regional Geomodel for Reserves Assessment of the Midland Basin
Robin Dommisse, Livia Sivila, Frank Male, H. Scott Hamlin
Unconventional Resources Technology Conference (URTEC)
... the Wolfcamp as an overpressured reservoir since the pressure gradients are greater than the hydrostatic gradient. The distributed pressure gradients...
2018
Flow of Formation Waters in the Cretaceous--Miocene Succession of the Llanos Basin, Colombia
M. E. Villegas , Stefan Bachu , J. C. Ramon , J. R. Underschultz
AAPG Bulletin
..., as in the Llanos basin, the hydrostatic pressure at equilibrium is smaller than for constant-density fresh water. Thus, freshwater hydraulic heads...
1994
Finding Sweet Spots in Shale Liquids Plays
Harris Cander BP America
Houston Geological Society Bulletin
... performed in this study suggests that petroleum generation can account for some of the over-pressure, as measured in psi above hydrostatic, within...
2012
Abstract: Sweet Spots in Shale Gas and Liquids Fairways: Understanding Petroleum Composition and Reservoir Pressure, by Harris Cander; #90152 (2012)
Search and Discovery.com
2012
Investigating Controls on the Transport Properties of Mudstone: Implications for Shale-Gas Production
Search and Discovery.com
N/A
Identifying Potential Gas Accumulation Sites from Oligocene Overpressure Data in the Qiongdongnan Basin, Offshore South China: GEOLOGIC NOTE
Liu Funing
AAPG Bulletin
.... Repeat Formation Tester (RFT) data show that the pore pressure is 79.08 MPa (780.6 atm) at 4761 m (Figure 2), the pressure gradient is 16.6 kPa/m...
1993
New Evaluation on Hard Overpressure Play in Lower Kutai Basin
Yoseph R. Apranda, Ridha S. Riadi, Teguh Nugraha, Robhy C. Permana, Dardji Noeradi
Indonesian Petroleum Association
... gradient above the normal hydrostatic gradient of water. The transition zone is the ramp-up of a pressure gradient until it turns relatively parallel...
2019
Some "Quick-Look" and Wellsite Applications of Wireline Formation Testing Tools with Emphasis on Permeability Indicators as an Aid to Choosing Net Pay Discriminators
P. Cooke-Yarborough
Indonesian Petroleum Association
... to moderate effective permeabilities. At point (A), the tool has not been set and is measuring the hydrostatic pressure of the mud column. At point (B...
1984
Pressure in Miocene Carbonate Exploration Targets
Stephen Jenkins, Richard Swarbrick, Anthony Mallon, Stephen O'Connor
Indonesian Petroleum Association
... as the opportunity for hydraulic seal failure in traps. These are pressures that are significantly above the normal (hydrostatic) pressure gradient. All...
2012
Overpressure Distribution and its Onshore Pattern, East Java Basin, #11147 (2018).
Thomas C. Atarita, Agus M. Ramdhan, Ricky A. Wibowo, Lambok M. Hutasoit,
Search and Discovery.com
..., and G.L. Bowers, eds., Pressure Regimes in Sedimentary Basins and their Prediction: AAPG Memoir 76. Figure 1. Map of onshore wells at hydrostatic...
2018
Laboratory Investigation of Fluid Flow and Permeability Evolution Through Shale Fractures
Zhi Ye, Michael Janis, Ahmad Ghassemi, Spencer Riley
Unconventional Resources Technology Conference (URTEC)
... hydrostatic condition was calculated by , The plots of flow rate (Q) versus effective confining pressure ( , ) are shown in Figure 8. Similarly, flow rates...
2017
Multiphase Flow Simulation of Horizontal Well Artificial Lift and Life-of-Well Case Histories: HEAL System Modeled in PipeFractionalFlow
Anand Nagoo, Jeff Saponja, Trystan Wall, Kevin Eike, Mukul Sharma
Unconventional Resources Technology Conference (URTEC)
... the flowing multiphase mixture towards required goals, e.g. to cause liquids lift, to reduce interfacial tension, to drop hydrostatic pressure gradient...
2017
Development of Probabilistic Production Enhancement Screening Toolbox
I. A. Razak, T. Morillo, M. F. Mustapah
Indonesian Petroleum Association
... with depth. There are two main sources of pressure drop, viz. hydrostatic gradient and frictional gradient. Hydrostatic gradient is related to fluid density...
2010
Subsurface Fluid Compartments, by D. E. Powley, #60008 (2006).
Search and Discovery.com
2006
Main Causes for Predominance of Oil or Gas in the Sub-Salt Sediments of the Peri-Caspian Depression
L. G. Kiryukhin, V. V. Payrazyan, A. A. Razmyshlyayev, Yu. G. Takayev
Petroleum Geology: A Digest of Russian Literature
... to the level of the hydrostatic pressure in the Moskovian-Gzelian carbonates of the Zhanazhol field led to a three-phase formation system. The Kenkiyak...
1984
Oil Generation Rates and Subtle Structural Flexure: Keys to Forming the Bakken Sweetspot in the Parshall Field of Mountrail County, North Dakota; #20094 (2010)
Stephan H. Nordeng, Julie A. Lefever, Fred J. Anderson, Eric H. Johnson
Search and Discovery.com
... & Tmax Pressure Depth Relationship in the Bakken Fm. – Parshall Field • The heavy line on the left corresponds to a hydrostatic gradient of 0.465 psi...
2010
Slimhole-Tubingless: Cost Effective Well Architecture to Develop Tunu Field, Mahakam Delta Area - East Kalimantan
Fata Yunus, Benoit Ludot
Indonesian Petroleum Association
... pressure gradient exists in Tunu, the well TD is often decided a few meters after the last reservoir resulting in a small rat hole and shoe track (down...
2002