Results 1 to 10 of about 47 (38)

The effects of facies and diagenesis on the pore-throat sizes in Dariyan Formation, Central Persian Gulf [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2021
This study investigates the effect of facies and diagenesis on the pore-throats in 110 m of carbonate rocks of the Dariyan Formation from one well in the central Persian Gulf.
Sepideh Davoodi, Vahid Tavakoli
doaj   +2 more sources

Urgonian Type Microfossils of the Dariyan Formation, from Southwest of Iran (Northeast of Shiraz) [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2017
The Lower Cretaceous Carbonate deposits of the Dariyan Formation of the HighZagros Belt are mainly composed of thick to medium bedded limestone. These depositscontain abundant and diversified benthic foraminifera which have been recovered fromcarbonate ...
M. Yavari   +3 more
doaj   +2 more sources

Revised Biostratigraphy and Sequence Stratigraphy of the Gadvan, Dariyan and Kazhdumi Formations, SW Iran [PDF]

open access: yesProceedings, 2009
A regional sequence stratigraphic model is presented for the Barremian to Lower Albian sedimentary systems of southwest Iran. Illustrated with nine seismic scale outcrop sections, and constrained by new biostratigraphic and chemostratigraphic age dating (ammonites, pelagic forams, orbitolinids and carbon and oxygen isotope curves), it proposes a ...
F.S.P. van Buchem   +10 more
  +9 more sources

Investigating the reliability of Gamma Deviation log in sequence stratigraphic studies: Dariyan Formation, the central Persian Gulf [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2020
In this study, 110 m of carbonate rocks from one well of the Dariyan Formation in the central part of the Persian Gulf were investigated by using 390 thin-sections and gamma ray data.
Sepideh Davoodi   +2 more
doaj   +1 more source

Identifying Gas-bearing Carbonate Reservoir Using Extended Elastic Impedance [PDF]

open access: yesIranian Journal of Oil & Gas Science and Technology, 2020
It is difficult to identify the carbonate reservoirs by using conventional seismic reflection data, especially in cases where the reflection coefficient of the gas-bearing zone is close to that of the carbonate background.
Hessam MansouriSiahgoli   +3 more
doaj   +1 more source

Investigation of palaeotemperature changes trend in Aptian–Albian carbonate deposits of the Zagros Fold-Thrust Belt based on oxygen isotope data [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2019
I Abstract In this study, geochemical (including elemental and stable isotope) data were used for study of climatic changes during the deposition of Aptian carbonate of the Dariyan Formation in the Zagros Fold-Thrust Belt.
Seyed Mohammad Ali Moosavizadeh
doaj   +1 more source

An approach for optimization of controllable drilling parameters for motorized bottom hole assembly in a specific formation

open access: yesResults in Engineering, 2023
This study focuses on optimizing drilling parameters when using Positive Displacement Motors (PDMs). In drilling operations involving mud motors, weight-on-bit (WOB) alterations lead to variations in the system's parasitic pressure drop.
Hossein Yavari   +6 more
doaj   +1 more source

Biogenic structures in test of large benthic foraminifers (Orbitolina): Example from Aptian-Albian sediments of SW Neo-Tethys Ocean, Zagros, SW Iran [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2018
Introduction Study of carbonate sediments of the Dariyan Formation (Aptian-Albian) in northwest of Shiraz releases different types of biogenic structures in forms of encrustation and drilling in hard substrates. Generally biogenic structures are referred
Seyed Mohammad Ali Moosavizadeh   +1 more
doaj   +1 more source

Geochemical characteristics and oil–oil correlation of the upper Cretaceous oils from the Iranian part of the Persian Gulf Basin

open access: yesJournal of Petroleum Exploration and Production Technology, 2023
The Cenomanian Sarvak oil reservoirs are distributed over large areas of the Persian Gulf basin. The purpose of this study is analyzing the geochemical characteristics of the Sarvak oil reservoirs and their inter-relationships in the Persian Gulf ...
Faramarz Talaie   +3 more
doaj   +1 more source

Geochemical evaluation of Khami Group oils in the South Dezful Embayment, Iran

open access: yesJournal of Petroleum Exploration and Production Technology, 2020
An integrated geochemical study, including GC, GC–MS and stable carbon isotope analyses, was conducted on a suite of oil samples from the Khami Group reservoirs to provide new insights into the Upper Jurassic–Lower Cretaceous petroleum system in the ...
Bahram Alizadeh   +3 more
doaj   +1 more source

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