Results 11 to 20 of about 10,527 (203)

An Experimental Investigation of Different Formation Waters and Injection Water Incompatibility to Obtain the Optimum Water Mixing Ratio in Injection Processes [PDF]

open access: yesJournal of Petroleum Science and Technology, 2016
Scale formation and well plugging due to the incompatibility of injected waters is a critical field problem in oil recovery. A water injection process was successfully performed when the identification of the source of water, water quality considerations,
Ali Roostaie   +3 more
doaj   +1 more source

Measuring the EoR Power Spectrum without Measuring the EoR Power Spectrum [PDF]

open access: yesThe Astrophysical Journal, 2019
10 pages, 2 figures, accepted in ApJ; comments welcome; updated to match accepted ...
Angus Beane   +2 more
openaire   +2 more sources

Conventional and electrical EOR review: the development trend of ultrasonic application in EOR [PDF]

open access: yesJournal of Petroleum Exploration and Production Technology, 2020
AbstractA small portion of oil can be extracted during primary and secondary stages of oil production, and significant quantities of oil remain in reservoirs. Enhanced oil recovery methods are used to extract the trapped oil with high viscosity in reservoirs and improve the efficiency of the production wells.
Siti Habibah Shafiai, Adel Gohari
openaire   +2 more sources

Laboratory simulation and CO2 flooding efficiency of oil-water transition zones in a low permeability reservoir in the Jilin Oilfield

open access: yesPetroleum Research, 2018
Geological reserves of oil-water transition zone (OWTZ) in low-permeability reservoirs have been considered as uneconomical resources because of high water cut and low abundance.
Ying-Ying Sun   +5 more
doaj   +1 more source

Experimental investigation of interfacial tension and oil swelling for asphaltenic crude oil/carbonated water system

open access: yesEgyptian Journal of Petroleum, 2022
The phenomenon of oil swelling at the oil-carbonated water (CW) system could be an important mechanism during the water alternating gas (WAG) injection process.
Abdolah Golkari   +3 more
doaj   +1 more source

Sensitivity Analysis and Prediction of Wettability Alteration Using Response Surface Methodology and PHREEQC [PDF]

open access: yesJournal of Petroleum Science and Technology, 2021
In studying the wettability alteration of oil reservoirs in enhanced oil recovery (EOR) techniques like water injection methods, special attention is paid to the composition of injected water.
Amin Ahmadi   +1 more
doaj   +1 more source

Interactions between Ca(OH)2, imidazolium ionic liquid, and titanium oxide nanoparticles using resinous and asphaltenic synthetic oils under high-salinity conditions

open access: yesJournal of Petroleum Exploration and Production Technology, 2023
Using chemical methods in enhanced oil recovery (EOR) processes is limited since the mechanisms, interactions, and synergisms combined with heterogeneities and network complexities besides the incompatibilities of different chemicals are encountered in ...
Reza Mehdipour, Seyednooroldin Hosseini
doaj   +1 more source

Analisis Sensitivitas Salinitas dan Adsorbsi Injeksi Surfaktan-Polimer Menggunakan Simulasi Reservoir Pada Reservoir Berlapis Lapangan NA

open access: yesJournal of Earth Energy Engineering, 2016
Increasing the time, the condition of the oil in reservoir increasingly difficult for production to the surface, this is caused by diminishing reservoir pressure and the condition of a viscous oil.
Novia Rita
doaj   +1 more source

Effect of Contact Time and Gas Component on Interfacial Tension of CO2/Crude Oil System by Pendant Drop Method

open access: yesJournal of Spectroscopy, 2015
Pendant drop method has been used to measure the equilibrium interfacial tension and dynamic interfacial tension of CO2/crude oil system under the simulated-formation condition, in which the temperature is 355.65 K and pressure ranges from 0 MPa to 30 ...
Xin Wang   +6 more
doaj   +1 more source

Geological features, major discoveries and unconventional petroleum geology in the global petroleum exploration

open access: yesPetroleum Exploration and Development, 2010
Large and extra-large oil/gas fields are mainly distributed in Tethys areas, passive margins, foreland thrust belts, and craton basins in the world.
Zou Caineng   +16 more
doaj   +1 more source

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