Numerous empirical correlations exist for the estimation of crude oil viscosities. Most of these correlations are not based on the experimental and field data from Iranian geological zone. In this study several well-known empirical correlations including Beal, Beggs, Glasso, Labedi, Schmidt, Alikhan and Naseri were optimized and refitted with the Iranian oil field data. The results showed that ...

Historically, about half the oil transported through the global marine environment has come through the Arabian Gulf and the annual input of oil to the gulf’s marine environment is skewed toward sources connected with marine transport. As a case study, we assess the damages from an oil spill caused by a collision between the crude oil tankers Baynuna and the Seki on 30 March 1994. The collision...

BACKGROUND In Iranian folk medicine, several plants are used for treatment of gastrointestinal disorders, such as diarrhea and spasm. One of these herbal medications are the essential oil yielded from seeds of Ferula assa-foetida L. and an oleo-gum-resin known as asafetida, which is exudated from its root. F. assa-foetida grows wildly in south and central mountains of Iran. AIM In this study,...

Talent Management is one of the most recent development in HRM which many human resource specialists in the world are working on it. Successful implementation of TM has a great impact on strategic human resource management. Iranian oil industry, with its considerable economic and technological importance, has a great capability to use this system.  In this paper, based on deep interview with oi...

iranian oil buy back contract is a kind of service contract that foreign party carries out all operations in development or reconstruction of oil or gas field with its costs. in return, national iranian oil company obliges to compensate contractor all capital or non-capital costs necesserly by produced oil or gas from the same field. the energy charter treaty as the most perfect international t...

BACKGROUND The fourth survey of the surveillance system named "childhood and adolescence surveillance and prevention of adult non-communicable disease" (CASPIAN-IV study), was conducted among a national representative sample of Iranian students. This paper describes the methods and early findings of this survey. METHODS This nationwide school-based study was conducted in 2011-2012 in 30 provi...

the main objective of this article is to identify and evaluate the accelerating factor in the iranian oil nationalization movement. the main question is: what was the accelerating factor that put the iranian oil nationalization movement into practice? the article relies on the reform movement theory of neil smelser. for this purpose, fraud in the 16thnational election of the parliament, and est...

in this study 152 bacterial strains were isolated from the contaminated oils in the southwest of iran. hemolysis was used as a criterion for the primary  isolation of biosurfactant producing-bacteria. fifty five strains had haemolytic activity , among them tweleve strains were good biosurfactant producers by measuring surface tension and emulsification activity.two microorganism showed the high...