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The AAPG/Datapages Combined Publications Database
Showing 14,559 Results. Searched 200,293 documents.
AAPG Memoir 67: Seals, Traps, and the Petroleum System. Chapter 3: Seal Capacity of Nonsmectite Shale
James T. Krushin
AAPG Special Volumes
... distinct groups with respect to interpreting displacement pore throat size: nonorganic shales and organic shales. Estimation of mineral percentages by X-ray...
1997
Estimating Pore Throat Size in Sandstones from Routine Core-Analysis Data; Edward D. Pittman; Search and Discovery Article #40009 (2001)
Search and Discovery.com
2001
Entry Pore-Throat Size of Nonsmectite Shales, by J. Krushin; #90986 (1994).
Search and Discovery.com
1994
ABSTRACT: Calibrating Nuclear Magnetic Resonance (NMR) Response to Capillary Pressure Curves in Fine Grained Lithologies: Pretty Hill Formation, Otway Basin, South Australia; #90061 (2006)
Ali Al-Ghamdi, J. Kaldi, P. Boult, and P. Tingate
Search and Discovery.com
... with actual MICP curves at different percentages of non-wetting phase saturation. The best percentage in displacement pressure estimation is the 20...
2006
Multiphase Fluid Movements in Glass Micromodels of Pore Systems: ABSTRACT
Norman C. Wardlaw
AAPG Bulletin
..., and drainage-imbibition capillary pressure tests can be used to estimate the displacement efficiency for particular fluid conditions in selected cores...
1980
Relationship of Porosity and Permeability to Various Parameters Derived from Mercury Injection-Capillary Pressure Curves for Sandstone (1)
EDWARD D. PITTMAN
AAPG Bulletin
... to migrate hydrocarbons (Schowalter, 1979). This displacement pressure is important to hydrocarbon migration and entrapment . The pore aperture size...
1992
Capillary Pressure: Part 5. Laboratory Methods
Charles L. Vavra, John G. Kaldi, Robert M. Sneider
AAPG Special Volumes
... has filled any surface irregularities on the sample) is termed the displacement pressure (Pd). The percentage of pore volume saturated by mercury...
1992
Pore-throat characterization in highly porous and permeable sandstones
Bassem S. Nabawy, Yves Geraud, Pierre Rochette, Nicolas Bur
AAPG Bulletin
.... The pore-throat size that corresponds to displacement pressure, a major factor controlling the permeability of reservoir or aquifer rocks, can...
2009
ABSTRACT: Impact of Shale Anisotropy on Pore Pressure Prediction Before Drilling Using Predict/Anaseis; #90017 (2003)
Claude Sejourne, James Bridges, Alan Huffman
Search and Discovery.com
... upon the estimation of interval velocity from seismic. Generally, pore pressure is computed as a function of overburden gradient, formation velocity...
2003
Pore-Scale Characterization of Shales Using Dendroidal Theoretical Pore-Network Model
Da Zheng, Yuliana Zapata, Zulfiquar A. Reza
Unconventional Resources Technology Conference (URTEC)
... (IADM) Since the first use of adsorption-desorption experiment in the estimation of pore-size distribution by Barrett (1951) and pore connectivity...
2018
Abstract: A New Method for Identifying Oil Migration Pathways by Combining Analysis of Well Logs and Direct Oil Indicators, by Keyu Liu and Peter J. Eadington; #90914(2000)
Search and Discovery.com
2000
Pore Geometry as Related to Carbonate Stratigraphic Traps: ABSTRACT
John L. Stout
AAPG Bulletin
... to the size and distribution of the rock's pore system. The displacement of interstitial water by oil depends on the size of pore throats. What...
1965
Confocal laser scanning microscopy and automated petrographic image analysis in different rock types: Two-dimensional images capillary pressure curves estimation and three-dimensional porosity reconstruction
M. A. Caja, J. L. Pérez-Jiménez, M. F. León, and D. Acero-Allard
AAPG Bulletin
... curve corresponding to the pore-body data. From this chart, a synthetic pressure displacement was defined as 3 psi (0.2 bar) for the pore bodies and 7...
2019
Estimation of Recovery Efficiency by Visual Observation of Pore Systems in Reservoir Rocks: REPLY
N. C. Wardlaw, J. P. Cassan
CSPG Bulletin
... in pore radius, this means that the capillary pressure gradient between pore body and throat ( Pc) will decrease with increase in absolute size. From...
1979
Development of Secondary Porosity in a Meekwap Reef and Its Effect on Reservoir Properties
J.P. Reid, N.C. Wardlaw
CSPG Special Publications
..., The effects of pore structure on displacement efficiency in reservoir rocks and in glass micromodels: Paper SPE 8843 presented at the 1st Joint SPE/DOE...
1981
The Influence of Pore Structure in Rocks on the Entrapment of Oil
N. C. Wardlaw
CSPG Special Publications
... affect displacement efficiency adversely and these ratios can be estimated quantitatively. Average pore size can be measured directly from pore casts...
1980
Abstract: Calculation of Threshold Capillary Pressures from Irregular Pore Geometries Taken from Unconventional Reservoir Rock Images; #90319 (2018)
Alimohammad Anbari, Evan Lowry, Mohammad Piri, Jinhong Chen
Search and Discovery.com
... cross-sectional shapes are still employed when estimating the threshold capillary pressure for a displacement in pore element. As a result...
2018
Unravelling Carbonate Reservoirs: Enumerating Porosity from Cores and Well-Logs
Ritesh Mohan Joshi, Kumar Hemant Singh, Ashok Soni
Indonesian Petroleum Association
... curves help in calculating the average size of pores and hence estimation of porosity. It measures effective porosity because at 60,000 psi pressure...
2019
Geological Applications of Capillary Pressure: A Review (1)
CHARLES L. VAVRA , JOHN G. KALDI , and ROBERT M. SNEIDER
AAPG Bulletin
... to imbibe into the sample. The amount of mercury expelled from the sample at each pressure is expressed as a percentage of total pore volume or bulk...
1992
Classification of Sandstone Pore Structure and Its Effect on Water-Flooding Efficiency: Chapter 15
Shen Pingping, Li Bingzhi, Tue Puhua
AAPG Special Volumes
... the displacement efficiency and the pore structure of the rock sample. This is supported by regression analysis of the results from core samples from...
1989
Petrography and Reservoir Physics II: Relating Thin Section Porosity to Capillary Pressure, the Association Between Pore Types and Throat Size (1)
CATHERINE A. MCCREESH , ROBERT EHRLICH , and STERLING J. CRABTREE
AAPG Bulletin
... sample. The set of equations linking pore type to pressure (throat size) can be found in Table 4. These equations are derived from the data in Tables 2...
1991
ABSTRACT
Search and Discovery.com
N/A
Estimation of Recovery Efficiency by Visual Observation of Pore Systems in Reservoir Rocks
N.C. Wardlaw, J.P. Cassan
CSPG Bulletin
... from pore casts enabled an estimation of recovery efficiency to within ±10 per cent for 95 per cent of the cases studied. The scheme is simple...
1978
Rock-Fabric/Petrophysical Classification of Carbonate Pore Space for Reservoir Characterization
F. Jerry Lucia
AAPG Bulletin
..., and ranges from no visible pore space to larger than cutting size. Porosity and permeability trends and capillary pressure characteristics are also...
1995
Carbonate Pore System Influence on Displacement Behavior
Search and Discovery.com
N/A