نتایج جستجو برای: petrochemical company
تعداد نتایج: 104385 فیلتر نتایج به سال:
abstract to study the effects of sewage sludge on tomato seedling growth, a series of pot experiments, each pot containing 17 kg soil, were conducted in a randomized complete design with eight replications. treatments used were: 5 levels of sewage sludge (5, 10, 20, 30 and 40 tons/ha) and two control treatments (t1, without sewage sludge and t2, sewage sludge + complete fertilizers). analysis o...
V.G. Berezkin, A.V. Chausov A.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29, Leninsky pr., Moscow, 119991, GSP-1, Russia e-mail: [email protected]
The research study presents, discusses and offers understanding on outsourcing, the most important benefits (advantages) and potential risks (disadvantages) associated with-in. It emphasizes the outsourcing specialized maintenance activities and its role in business success. In this research, a hypothesis were develop whether the benefits of outsourcing maintenance in manufacturing companies ar...
OBJECTIVES The level of benzene exposure in the petrochemical industry during regular operation has been well established, but not in turnaround (TA), where high exposure may occur. In this study, the characteristics of occupational exposure to benzene during TA in the petrochemical companies were investigated in order to determine the best management strategies and improve the working environm...
Background and aims: Today, shift working is a common in many developed countries cause industrial development and implement of service organization. This study attempts to determine the relationship between shift working and blood parameters among employees of a petrochemical company. Methods: In a cross-sectional study, the study was done with 403 workers from a petrochemical company, Iran i...
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