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The AAPG/Datapages Combined Publications Database
Showing 706 Results. Searched 200,616 documents.
Gas Slippage in Tight Rocks With Sub-irreducible Water Saturation
Jing Li, Pin Jia, Keliu Wu, Xiangzeng Wang, Shiyuan Qu, Juntai Shi, Tianhao Jiang, Yifu Dong
Unconventional Resources Technology Conference (URTEC)
... flow, b =-1. The rarefaction coefficient α can be expressed as: 2 aaa1 Kn β ) = 0 tan −1 ( π (16) Where α0 is rarefaction coefficient when k...
2017
Determining the age and depositional model of the Doig Phosphate Zone in northeastern British Columbia using conodont biostratigraphy
M. L. Golding, M. J. Orchard, J.-P. Zonneveld, N. S. F. Wilson
CSPG Bulletin
... morphotypes β (Fig. 11, parts 18–20), N. n. sp. H (Fig. 12, parts 16–18) and Ng. ex gr. shoshonensis Nicora. The species Ng. ex gr. regalis morphotype β and Ng...
2015
Deviations from Classical Diffusion Behavior: A Systematic Investigation of Possible Controls on Abnormal Reservoir Signatures
Bin Yuan, Christopher R. Clarkson, Zhenzihao Zhang
Unconventional Resources Technology Conference (URTEC)
... is applied to provide rigorous estimates of α and β for pseudo-pressure and pseudo-time. For this purpose, pressure and saturation of each grid block...
2020
Oil–source-rock correlation of the Lower Paleozoic petroleum system in the Baltic Basin (northern Europe)
Shengyu Yang, Hans-Martin Schulz, Niels Hemmingsen Schovsbo, and Jørgen A. Bojesen-Koefoed
AAPG Bulletin
... (DiaSt)/St ratio is calculated from (total C27 to C29 β, α 20S + 20R DiaSt)/(total C27 to C29 α, β, β and α, α, α 20S + 20R) St (Peters et al., 1999...
2017
Mechanism of hydrocarbon accumulation and enrichment of tuffaceous tight oil with separate reservoir and source rock: A case study of tuff reservoir from the Permian Tiaohu Formation in the Santanghu Basin, northwest China
Jian Ma, Zhilong Huang, and Tianjun Li
AAPG Bulletin
... by pristine/phytane values near 1, the presence of β-carotane, and a high gammacerane index (gammacerane/C30 hopane ratio), indicating a highly saline...
2019
Basics of Resistivity Tools - Application of Resistivity-Tool-Response Modeling for Formation Evaluation - Archie Series No. 2
Hezhu Yin
AAPG Special Volumes
...) R Where η was chosen such that the formula gives the correct σa near 2 mS/m, and β is an array constant. In practice, the value of σD (z) in equation...
2011
Transverse Ribs: Their Characteristics, Origin and Paleohydraulic Significance
Emlyn H. Koster
Dallas Geological Society
.... This was derived by combining equation 3 with Shields’ (1936) dimensionless shear stress parameter, β, which for uniform flow acting on homogenous...
1977
A Comprehensive Workflow for Propagation Simulation and Structural Characterisation of Multiple Hydraulic Fractures in Naturally Fractured Unconventional Oil Reservoirs
Long Ren, Shiyuan Zhan, Desheng Zhou, Yuliang Su, Wendong Wang, Mingqiang Chen, Cheng Jing, Jian Sun, Kang Tang
Unconventional Resources Technology Conference (URTEC)
... by shear and normal stress of fracture element j, respectively; is the correction factor, where h is the fracture height, α and β are empirically determined...
2019
Transverse Ribs: Their Characteristics, Origin and Paleohydraulic Significance
Emlyn H. Koster
CSPG Special Publications
.... This was derived by combining equation 3 with Shields’ (1936) dimensionless shear stress parameter, β, which for uniform flow acting on homogenous...
1977
A Model Ranking Approach for Liquid Loading Onset Predictions
Hao Jia, Jianjun Zhu, Guangqiang Cao, Yingda Lu, Bo Lu, Haiwen Zhu
Unconventional Resources Technology Conference (URTEC)
... and introduced a non-spherical coefficient correction β when solving for the drag coefficient. A final drag coefficient of the flat-shape liquid droplet...
2021
Geometric, Thermal and Isostatic Consequences of Detachments in Continental Lithosphere Extension and Basin Formation
N. J. Kusznir, G. D. Karner, S. Egan
CSPG Special Publications
... lithospheric deformation achieved by simple shear. The pure shear is localized and is represented by a pure shear stretching factor (β...
1987
A New Analytical Model for Liquid Loading in Shale Gas Reservoirs
Juntai Shi, Xiangfang Li, Yunchao Pu, Wei Yu
Unconventional Resources Technology Conference (URTEC)
... and the angle of halfhamburger liquid droplet β can be obtained at a given n. when n = 2, the average gas flow rate is 8/15 of the maximum gas flow...
2014
Avo Azimutal (AVAZ) en la Detección de Fracturas: Caso de Estudio en Tres Campos de REPSOL-YPF Cuenca Neuquina, Argentina [PAPER IN SPANISH] AVO Azimuthal (AVAZ) in Fracture Detection: A Case Study Over Three REPSOL-YPF Fields in Neuquina Basin, Argentin
D. Curia, C. Regazzoni, M. D. Roizman
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... por un medio isótropo y ángulos de incidencia menores a 35º, esta dada por (Rüger, 2002): [ ] R(θ , φ ) = I + G1 + G 2 cos 2 (φ − β ) sen 2θ 2 1...
2006
High Temperature Gas Chromatography of High-Wax Oils
R. M. K. Carlson, S. C. Teerman, J. M. Moldowan, S. R. Jacobson, E. I. Chan, K. S. Dorrough, W. C. Seetoo, B. Mertani
Indonesian Petroleum Association
... Molecular Weight C35to C60Hydrocarbons Waxes. Pr = pristane, perhydro-β-carotene. The presence of a significant quantity of perhydro-b-carotene...
1993
Benchmarking Recovery Factors of Individual Wells Using a Probabilistic Model of Original Gas in Place to Pinpoint the Good, Bad and Ugly Producers
John Richardson, Wei Yu, Ruud Weijermars
Unconventional Resources Technology Conference (URTEC)
...: −∇𝑃 = 𝜇𝑔 𝑣 + 𝛽𝜌 𝑔 𝑣 2 𝑔 𝑘 𝑔 , (20) where vg is gas velocity, β is the non-Darcy Forchheimer coefficient which can be calculated using...
2016
Flow Behavior Analysis of Multi-Well Communication Through Secondary Fractures in Tight Oil Reservoirs Using a Laplace Domain Hybrid Model: A Field Example From Western Canadian Sedimentary Basin
Pin Jia, Linsong Cheng, Christopher Clarkson, J.D. Williams-Kovacs
Unconventional Resources Technology Conference (URTEC)
... −1,i plfDi −1 ( s ) − (TDi −1,i +TDi +1,i +α Di ) plfDi ( s ) + TDi +1,i plfDi +1 ( s ) − β Di qlfDi ( s ) = lfD DLD ) plfDi . i (10) where, TD...
2017
Modeling Well Interference and Optimal Well Spacing in Unconventional Reservoirs Using Fast Marching Method
Jixiang Huang, Feyisayo Olalotti-Lawal, Michael J. King, Akhil Datta-Gupta
Unconventional Resources Technology Conference (URTEC)
...= (2) α is the hydraulic diffusivity defined as k φµ ct where β is a geometric factor related to the flow regime. For instance, for linear, radial...
2017
Quantifying the Influence of Rock Fabric, Composition, and Electrical Double Layer on the Broadband Dielectric Dispersion of Organic-rich Mudrocks
Artur Posenato Garcia, Zoya Heidari
Unconventional Resources Technology Conference (URTEC)
... the effective permittivity by orders of magnitude. The numerical simulations captured the permittivity enhancement due to the α- and β-polarizations...
2018
Machine Learning Regressors and their Metrics to predict Synthetic Sonic and Brittle Zones
Ishank Gupta, Deepak Devegowda, Vikram Jayaram, Chandra Rai, Carl Sondergeld
Unconventional Resources Technology Conference (URTEC)
...ing for the unknown β’s in MLR is equivalent to maximizing the value of R2 and minimizing RMSE. The equations to calculate both are given below wh...
2019
Design of High Pressure CO2-in-Mineral Oil Emulsions, CH4-in-Mineral Oil Foams and N2-in-Mineral Oil Foams Stabilized by Novel Oil-soluble Surfactants for Waterless Hydraulic Fracturing and Proppant Transport
Shehab Alzobaidi, Gianfranco Rodriguez, Peter Lemaire, Congwen Lu, Jason Lee, Keith Johnston, Robert Enick
Unconventional Resources Technology Conference (URTEC)
...k, Robert M. 2005. Global phase behavior for CO 2-philic solids: the CO 2+ β-d-maltose octaacetate system. The Journal of Supercritical Fluids 34 (...
2019
Optimization Method for Fracture-Network Design Under Transient and Pseudosteady Condition Using UFD Technique and Deep Learning Approach
Junlei Wang, Yunsheng Wei, Yuewei Pan, Wei Yu
Unconventional Resources Technology Conference (URTEC)
... + a Eavg k ) b (20) =1 Noted that α and β are chosen to be α=0.05 and β=-1, respectively (Alizaden et al. 2019). Time-dependent optimum UFD...
2023
Neogene–Quaternary postrift tectonic reactivation of the Bohai Bay Basin, eastern China
Lei Huang, Chiyang Liu, Yingbin Wang, Junfeng Zhao, and Nigel P. Mountney
AAPG Bulletin
... factors (β) for a standard rift basin (from a uniform McKenzie model, modified from Baur et al., 2010). The curves reveal the marked anomalous postrift...
2014
Igneous intrusion drives in-reservoir oil thermal cracking: A case from the Subei Basin, eastern China
Ao Su, Honghan Chen, Yue-xing Feng, Jian-xin Zhao, and Qiang Liu
AAPG Bulletin
... of potential composition solutions represented by the α-β model (Montel, 1993), produced by PIT software, in conjunction with predicted CH4 content could...
2024
Using δD of methyl aromatics and oils to trace the reservoir charging characteristics of complex petroleum systems in Tarim Basin, northwestern China
Bin Cheng, Yiman Zhang, Zhiwei Wei, Hanyu Deng, Haozhe Wang, Yun Li, Liangliang Wu, Wenmin Jiang, Haizu Zhang, and Zewen Liao
AAPG Bulletin
...-substituted isomers to more stable β-substituted isomers with increasing thermal maturity (Zhang et al., 2005; Szczerba and Rospondek, 2010; Dick et al...
2025
Integrated Royalties Model to Promote the Exploration and Exploitation of Tight Oil Reservoirs in North West of Peru
Joseph Sinchitullo, Samuel Armacanqui, Yeltsin Tafur, Guillermo Prudencio, Antony Sinchitullo
Unconventional Resources Technology Conference (URTEC)
... storage convenience, r : Nominal risk-free interest rate, μ : Standard deviation, β : Average annual price of Brent. This study considers oil prices...
2019