Structural study of Nahr Umr Oil Field in Southern Iraq

Chemical Effect on Wellbore Instability of Nahr Umr Shale

Wellbore instability is one of the major problems that hamper the drilling speed in Halfaya Oilfield. Comprehensive analysis of geological and engineering data indicates that Halfaya Oilfield features fractured shale in the Nahr Umr Formation. Complex accidents such as wellbore collapse and sticking emerged frequently in this formation. Tests and theoretical analysis revealed that wellbore inst...

Assessment and analysis of Job Risk in Oil Drilling Rigs Using HAZAN Method (Case Study: Southern Yaran Oil Field)

Background & objectives: Oil well drilling operations are subject to various occupational hazards because of their nature and type of activities, which causes illnesses, loss of workforce as well as a lot of financial losses to the economic system of the community. Therefore, it is essential for all employees to observe safety in order to protect manpower and equipment. The purpose of this stud...

simulation and experimental studies for prediction mineral scale formation in oil field during mixing of injection and formation water

abstract: mineral scaling in oil and gas production equipment is one of the most important problem that occurs while water injection and it has been recognized to be a major operational problem. the incompatibility between injected and formation waters may result in inorganic scale precipitation in the equipment and reservoir and then reduction of oil production rate and water injection rate. ...

A Successful Experience in Optimization of a Production Well in a Southern Iranian Oil Field

Sero-epidemiological study of visceral leishmaniasis in Basrah, Southern Iraq.

OBJECTIVES To study selected epidemiological aspects of visceral leishmaniasis, assess direct agglutination test (DAT) as a diagnostic method and the sero-epidemiological prevalence of the disease among apparently healthy children in Basrah, Iraq. METHODS This prospective study included 146 children suspected of visceral leishmaniasis who were admitted to Basrah Maternity and Children Hospita...