Results 21 to 30 of about 168,175 (289)

Utilizing Attapulgite as Anti-Spill Liners of Crude Oil

open access: yesمجلة بغداد للعلوم, 2022
The efficiency of attapulgite liners as anti-seepage for crude oil is examined. Consideration is given to the potential use of raw attapulgite and mixture attapulgite with prairie hay and coconut husk as liners to prevent crude oil seepage.
Mayssaa Ali AL-Bidry, Ramzy. S. Hamied
doaj   +1 more source

An Optimized Gradient Boosting Model by Genetic Algorithm for Forecasting Crude Oil Production

open access: yesEnergies, 2022
The forecasting of crude oil production is essential to economic plans and decision-making in the oil and gas industry. Several techniques have been applied to forecast crude oil production.
Eman H. Alkhammash
doaj   +1 more source

Prioritization of Factors Affecting Exporting Crude Oil Price of Iran (1979-2005) [PDF]

open access: yesپژوهشهای اقتصادی, 2008
After the success of the revolution in the Islamic Republic of Iran, all polices regarding crude oil production and marketing have been revised and changed.
Firoozeh Azizi, Sara Vakhshouri
doaj  

Effect of Water Content, Temperature and NaCl on CO2 Corrosion of Carbon Steel (A106B) in Iraqi Crude Oil

open access: yesTikrit Journal of Engineering Sciences, 2018
An investigation was carried out to determine the corrosion rate of carbon steel (A 106 GradeB) as flow line in crude oil production with CO2 content employing three Iraqi crude oil (Kirkuk crude oil, Halfaya crude oil, and Rumalia crude oil) with ...
Saad Ahmed Jafar, Enaam Y. Abdel-Rahman
doaj   +1 more source

Crude Oil Hedging Strategies Using Dynamic Multivariate GARCH [PDF]

open access: yes
The paper examines the performance of four multivariate volatility models, namely CCC, VARMA-GARCH, DCC and BEKK, for the crude oil spot and futures returns of two major benchmark international crude oil markets, Brent and WTI, to calculate optimal ...
Tansuchat, R.   +2 more
core   +7 more sources

Development and evaluation of graphene nanosheets as a novel micro-nano plugging agent for oil-based muds

open access: yesPetroleum
Although there are abundant shale gas resources in China, shale gas is generally buried much deeper than foreign countries. For large-scale development, there are still many core technologies that have not yet been solved. In this paper, we have analyzed
Fan Yu   +3 more
doaj   +1 more source

Quantitative effects of different factors on the thermal characteristics of waxy crude oil pipeline during its shutdown

open access: yesCase Studies in Thermal Engineering, 2020
By means of momentum source term method and additional specific heat capacity method, the thermal characteristics of waxy crude oil pipeline during its shutdown are investigated by the numerical simulation. The quantitative effects of crude oil viscosity,
Jian Zhao   +4 more
doaj   +1 more source

Effect of pipe diameter on heat transfer characteristics of waxy crude oil pipeline during shutdown

open access: yesCase Studies in Thermal Engineering, 2020
Additional specific heat capacity method and momentum source term method are used to establish the mathematical model of the heat transfer process in different diameter waxy crude oil pipeline, and the finite volume method is used to solve the ...
Yue Zhao
doaj   +1 more source

TREATMENT OF SPILLED CRUDE OIL IN ENVIRONMENT USING ENVIRONMENTALLY FRIENDLY NONIONIC TWEEN SURFACTANTS [PDF]

open access: yesJournal of Environmental Science, 2019
Crude oil spills in the environment; either in soil or in water of rivers and seas is considered a great environmental problem. That is due to the presence of crude oil in the open water has a negative impact on the ecosystem of fishes and their ...
Nabel A. Negm   +3 more
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

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