Results 41 to 50 of about 507 (124)

Integrated Formation Evaluation Study in Cliff Head Field, Northern Perth Basin, Western Australia [PDF]

open access: yes, 2021
A new technique was implemented to unlock the reservoir characterisation in complex reservoirs. Integration between the conventional density log and the NMR free fluid index has been carried out, through which a high-resolution electrofacies have been ...
Elkhateeb, Abdelrahman Aly Ahmed
core  

Geologically constrained electrofacies classification of fluvial deposits: An example from the Cretaceous Mesaverde Group, Uinta and Piceance Basins

open access: yesAAPG Bulletin, 2016
Statistical classification methods consisting of the k-nearest neighbor algorithm (k-NN), a probabilistic clustering procedure (PCP), and a novel method which incorporates outcrop-based thickness criteria through the use of well-log-indicator flags are evaluated for their ability to distinguish fluvial architectural elements of the upper Mesaverde ...
Daniel B. Allen, Matthew J. Pranter
openaire   +2 more sources

Petrophysical Zonation through Integration of Well-Logging and Core Data in Carbonate Reservoirs: A Case Study from the Dalan and Kangan Formations, Central Persian Gulf [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches
.AbstractThe Permian–Triassic carbonates of the Kangan–Dalan formations in the central Persian Gulf represent one of the largest gas reservoirs in Iran and worldwide. Integrated petrophysical–core zonation, supported by multivariate cluster analysis, was
Vahid Tavakoli, Saman Darvish-Bastami
doaj   +1 more source

The effect of rock type on natural water flooding and residual oil saturation below free water level and oil water contact : A case study from the Middle East [PDF]

open access: yes, 2021
Acknowledgments The authors would like to gratefully acknowledge and appreciate the support of Aberdeen Formation Evaluation Society (AFES) and Baker Hughes for their sponsorship and Emerson for providing Geolog software for development of this study ...
Alsop, G. Ian   +3 more
core   +1 more source

Deltas: New paradigms

open access: yesThe Depositional Record, Volume 10, Issue 5, Page 600-636, November 2024.
This paper discusses some new paradigms concerning the origin and significance of deltas and their deposits. It proposes a broader definition of deltas that takes into account the importance of sediment‐laden fluvial discharges in controlling deltaic sedimentation.
Carlos Zavala   +5 more
wiley   +1 more source

Reservoir Characterization, Modelling and Lateral Predictions Using Multivariate Analysis: A Case Study of Hems Field, Bohai Bay, Liaohe Field, China [PDF]

open access: yes, 2013
Qualitative and quantitative predictions of reservoir properties and geometries beyond well control are vital to understanding the intrinsic characteristics of subsurface formations.
Rotimi, Oluwatosin J.
core  

Reservoir Quality, Lithotype Assessment, and Geochemical Source Rock Analysis: Insights from Well Logs and Pyrolysis Data, Karama Field, North‐Western Desert, Egypt

open access: yesGeofluids, Volume 2024, Issue 1, 2024.
Reservoir characteristics and source rock geochemistry are essential for petroleum system investigation as they reveal reservoir quality and hydrocarbon generation capability, respectively. The primary Karama oil field reservoir of Abu El Gharadig Basin is the limestone‐sand‐shale Abu Roash G (AR/G) Member.
Mahmoud Mamdouh   +6 more
wiley   +1 more source

Data report: logging while drilling data analysis of Leg 171A, a multivariate statistical approach [PDF]

open access: yes, 2000
In the northern Barbados accretionary wedge, several Deep Sea Drilling Project (DSDP) and Ocean Drilling Program (ODP) legs (DSDP Leg 78 and ODP Legs 110, 156, and 171A) targeted the décollement and the seaward extension of the décollement, the proto ...
Brückmann, Warner   +3 more
core  

Enhanced clustering techniques for lithofacies and electrofacies identification in post-salt carbonate and siliciclastic reservoirs: a case study from the campos basin, Brazil

open access: yesUnconventional Resources
The effective characterization and management of hydrocarbon reservoirs require a thorough understanding of their petrophysical properties, from exploration to production.
Abel Carrasquilla, Herson Rocha
doaj   +1 more source

Estimation Of Lithologies And Depositional Facies From Wireline Logs [PDF]

open access: yes, 1999
We approach the problem of identifying facies from well logs though the use of neural networks that perform vector quantization of input data by competitive learning. The method can be used in either an unsupervised or supervised manner.
Nebrija, Ed L., Saggaf, Muhammed M.
core  

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