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The AAPG/Datapages Combined Publications Database
Showing 37,688 Results. Searched 200,673 documents.
Optimizing Success Ratio of Formation Pressure Measurement by Measuring Pressure while Drilling at RR-015 Well, Bunyu Field, North Kalimantan, Indonesia
Reza Rahadian, Adhitya Pratama Lanadito, Fannopo Rikardo, Zeppy Irwanzah Budiarto
Indonesian Petroleum Association
... plot that did not follow the normal hydrostatic gradient. This technology has been proven to measure formation pressure succesfully in a thinly...
2015
Pressures, Seals and Traps; #42356 (2019)
J. J. Biteau
Search and Discovery.com
... can be deformed, and when tight have no measurable pressure. Pressure is normal when hydrostatic, and abnormal when overpressure is developed...
2019
Abnormal Formation Pressures: Recognition, Distribution, and Implications for Geophysical Prospecting, Brazoria County, Texas
Edward T. Flanigan
GCAGS Transactions
... Gulf Coast brine is 0.465 psi/ft. This is considered the normal, or hydrostatic pressure gradient, because the pore-fluid pressures in a normally...
1981
Regional Map of the 0.70 psi/ft Pressure Gradient and Development of the Regional Geopressure-Gradient Model for the Onshore and Offshore Gulf of Mexico Basin, USA
Lauri A. Burke, Scott A. Kinney, Russell F. Dubiel, Janet K. Pitman
GCAGS Journal
... subsurface of the Gulf Coast, pressure gradients generally follow a hydrostatic pressure-gradient trend (Fig. 2). A normal or hydrostatic gradient represents...
2012
Understanding Pressure Compartmentalization in Ultra-Deepwater Drilling Off Mexican Gulf Coast: A Case Study, #41361 (2014).
Leonardo Enrique Aguilera Gomez, Francisco Espitia Hernandez, Devendra Kumar, et al.
Search and Discovery.com
... above Miocene are hydrostatic in nature and pressure gradually increases in middle Miocene where pressure gradient has been observed to build up...
2014
Overpressure and Hydrocarbon Accumulations in Tertiary Strata, Gulf Coast of Louisiana; #41000 (2012)
Philip H. Nelson
Search and Discovery.com
... to normal hydrostatic pressure and increases with depth with gradients ranging from 0.44 to 0.80 psi/ft. Effective stress is less than 2000 psi and can...
2012
Pore Pressure Estimation A Drillers Point of View and Application to Basin Models, #42044 (2017).
Martin D. Matthews
Search and Discovery.com
... field shale pressure Flow from sand into shale Sand Pore Pressure (hydrostatic) Depth PSI Pressures measure in a single field, colors represent...
2017
Mechanical Versus Thermal Cause of Abnormally High Pore Pressures in Shales: GEOLOGIC NOTES
Richard E. Chapman
AAPG Bulletin
... geothermal gradients of 26°C/km and 36°C/km and normal hydrostatic pressure gradient. End_Page 2181------------------------------ the rate...
1980
Bottom Hole Pressure Management in a Highly Permeable and Narrow Margin MPD Operation, #42017 (2017).
Ugochukwu Oseme, Ayodele Akinfolarin, Sunday Awe, Adeyemi Erinle, Timothy Ibrahim, Vincent Roes
Search and Discovery.com
... to the hydrostatic mud column during flow-off events. The surface back pressure value applied by the MPD is based on predetermined BHP value for a particular...
2017
Overpressure Identification Using the Eaton Method on the Gumai Formation of Geragai Graben, Jambi Sub Basin
Ana Okta Marnila, Yusa Fahrudi, Mawar I. Nursina, Ichy Lucya Resta, Hari Wiki Utama
Indonesian Petroleum Association
... to Ramdhan (2010) the overpressure presence is determined from the pore pressure value that is in excess over the normal hydrostatic pressure...
2020
Abstract: Mesogenetic Porosity Alteration in Carbonate Sediments, by Volkmar Schmidt; #90968 (1977).
Search and Discovery.com
1977
Fracture, Fracture Everywhere: Part II: How and Why Do Fractures Occur in Rocks?
Rasoul Sorkhabi
GEO ExPro Magazine
...’s surface. Fracture Modes Stress: Principal, Normal and Shear Stress (σ) and pressure (P) are both defined as force (F) per unit area (A), and have...
2014
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
... Gradients Normal Hydrostatic Gradient 10 kpa/m Area 1 Area 2 Area 3 Frac data Normal Reservoir Pressure Gradient 10 kpa/m Area 4 Area 4 Normal...
2011
Origin of Reservoir Fractures in Little Knife Field, North Dakota: ABSTRACT
Wayne Narr, Robert C. Burruss
AAPG Bulletin
...) the pore-fluid pressure gradient was normal hydrostatic immediately after, if not during, fracture system development; (3) formation-water salinity has...
1982
Artificial Neural Networks May Help Predicting Abnormal Pressures in the Anadarko Basin, by Constantin Cranganu; #90052 (2006)
Search and Discovery.com
2006
Calibration, Repeatability, and Interpretation of In-Situ Tectonic Stress Measurements from Wireline Straddle Packer MicroFrac Testing: Case Study of an Onshore Field in the UAE; #41635(2015)
Dee A. Moronkeji, Javier A. Franquet, Steve Smith, Umesh Prasad, Noora S. Al-Shehhi, Mohamed El-Hamawi
Search and Discovery.com
... communication between the fracture and the hydrostatic pressure. The repeatability and interpretation of the microfrac testing for validation...
2015
RhoVe Method Empirical Pore Pressure Transform, #42301 (2018).
M. Czerniak,
Search and Discovery.com
... stress (overburden) curves are found by integration of the virtual density (Figure 1: rho-Z) normal trend (Czerniak, 2017). Hydrostatic pressure...
2018
De-Risk Drilling Highly Unstable Overburden Section of Deep Water Prospects in the Madura-Flores Sub-Basin: An Application of Basin-Scale Overpressure Modelling From 3D Numerical Simulation of Sediment Compaction and Formation Water Flow
Nicolas Bianchi, Toshiya Miyazaki, Haruhiko Arisaka
Indonesian Petroleum Association
... of the lithostatic load, the pore pressure then reaching an overpressure regime. Other phenomena can cause pressure to increase over the hydrostatic, though...
2015
Abstract: Frontier Exploration Basin Modeling Technology Tested in the Mature Arkoma Basin, Oklahoma, USA, by I. D. Meshri, S. S. Foland, S. L. Bolton, and J. M. Walker; #90957 (1995).
Search and Discovery.com
1995
ABSTRACT: Anomalous Pressure Regimes In the Cretaceous Sandstones of the Denver Basin, Colorado, Wyoming, and Nebraska, by H. Q. Zhao; #91021 (2010)
Search and Discovery.com
2010
Abstract: The Mowry-Muddy Hydrocarbon System of the Powder River Basin; a Developing Resource Play, by J. R. Forster; #90092 (2009)
Search and Discovery.com
2009
ABSTRACT: Hydrodynamic Trapping, Tilted Contacts and New Opportunities in Mature Kutei Basin, East-Kalimantan, Indonesia, by Jauhari, Usman; Permana, Robhy; Wijanarko, Andre; Soenoro, Ammireno; #90155 (2012)
Search and Discovery.com
2012
ABSTRACT: Defining the Supercritical Carbon Dioxide Window for Coalbed Methane Reservoirs in the Black Warrior Basin: Implications for Carbon Sequestration and Enhanced Coalbed Methane Recovery; #90013 (2003)
Jack C. Pashin, Richard E. Carroll
Search and Discovery.com
... 1,074 psi, which is equivalent to a depth of 2,480 feet under a normal freshwater hydrostatic gradient. All target coal beds are subcritically pressured...
2003
Geopressure Compartmentalization in Salt Basins: Their Assessment for Hydrocarbon Entrapments in the Gulf of Mexico
Selim S. Shaker
GCAGS Transactions
... increases across the transition from hydrostatic normal pressure (NP) to the geopressured section (GP). Structural setting Salt movement results...
2005
Recognition and Evaluation of Pressure-Depleted Reservoirs
Raymond P. Sorenson
Houston Geological Society Bulletin
... when excessive hydrostatic overbalance develops opposite a low-pressure interval, and the absence or reversal of the normal drilling break becomes...
1994