نتایج جستجو برای: petrochemical industry wastewater

تعداد نتایج: 225825  

Journal: :Work 2012
João Alexandre Pinheiro Silva João Alberto Camarotto

This paper aims to identify conflicts and gaps between the operators' strategies and actions and the organizational managerial approach for human reliability. In order to achieve these goals, the research approach adopted encompasses literature review, mixing action research methodology and Ergonomic Workplace Analysis in field research. The result suggests that the studied company has a classi...

Journal: :health scope 0
sedighe abbasi faculty of medical sciences, tarbiat modares university, tehran, ir iran hassan asilian mahabadi department of occupational engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran; department of occupational engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran. tel: +98-9123873932 shahram vosoughi department of health sciences, faculty of health, safety and environment, shahid beheshti university of medical sciences, tehran, ir iran

results according to the results of this study, the mean age of the participants was 32 ± 6.1 years and the mean work ability index (wai) was 43.1 ± 4.4. based on the results of statistical analysis, age did not have a significant impact on the work ability of individuals; however, there was a direct relationship between the personnel’s work ability and their activities in terms of physical dem...

Journal: :Journal of Knowledge-based Innovation in China 2010

Journal: :Journal of Environmental Engineering and Landscape Management 2022

The wastewater characteristics and some operational control parameters limit the efficiency of attached growth processes for petrochemical treatment. This study aims to determine a hybrid biological reactor treating actual identify determining factors. An up-flow filled with bio-career was operated at two flow rates, dissolved oxygen (DO) levels, under anaerobic conditions. Due varying wastewat...

2015
V. Karthikeyan

The dairy industry has important to day-today in human life. Dairy industry involves processing of raw milk into products like milk, butter and cheese, etc., and generates 1 to 3 times the volume of milk produced. Knowledge on the physico-chemical characteristics of dairy wastewater is essential in the design, operation, collection and treatment as well as disposal facilities for the effective ...

Water is prime requirement for surviving of any living beings.  The existence of surface water and groundwater sources are used for domestic, agriculture and industrial purposes in all over the world. Fresh water from both the water sources is highly contaminated in recent years because of rapid population growth, modern agriculture and industrial growth. Among them, contamination of water sour...

Journal: :journal of modern processes in manufacturing and production 0
pirouz sayfi department of industrial engineering, najafabad branch, islamic azad university, najafabad, iran merdad nikbakht department of industrial engineering, najafabad branch, islamic azad university, najafabad, iran

increasing global notices in environmental protection, green supply chain management (gscm) has received much attention by researchers and managers more than the past. commonly, firms have considered cost criteria to select their suppliers. despite the fact that there are various papers considering the formal criteria in supplier selection, there is a few limited numbers considering the environ...

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