نتایج جستجو برای: metal industries

تعداد نتایج: 242103  

2014
Seyed Mohammad Amini Marzieh Gilaki Mohsen Karchani

The arrival of nanotechnology in various industries has been so rapid and widespread because of its wide-ranging applications in our daily lives. Nutrition and food service is one of the biggest industries to be affected by nanotechnology in all areas, changing even the nature of food itself. Whether it's farming, food packaging, or the prevention of microbial contamination the major food indus...

Journal: :تحقیقات نظام سلامت 0
محمدرضا زارع استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت اوز، دانشکده علوم پزشکی لارستان، لارستان و دانشکده بهداشت، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران علی فاتحی زاده استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت و مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران محمدمهدی امین استاد، گروه مهندسی بهداشت محیط، دانشکده بهداشت، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران انسیه طاهری استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت و مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران بیژن بینا استاد، گروه مهندسی بهداشت محیط، دانشکده بهداشت، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران محمدرضا عرفانی دانشجوی دکتری، گروه بهداشت عمومی، دانشکده بهداشت اوز، دانشکده علوم پزشکی لارستان، لارستان، ایران آیت رحمانی

background: the entrance of toxic compounds into wastewater treatment plants (wwtps) can induce disorder in their biological units. therefore, it is necessary to determine the sources of toxic wastewaters. in this study, the toxicity of the wastewater of 3 metal plating industries was assessed using sequencing batch reactor (sbr) bacteria. methods: to obtain the 1-1000 ml/l concentrations, the ...

One of the most dangerous industries is welding and inspection. Risk assessment is a rational procedure for determining the probable repercussions of prospective incidents on people, materials, equipment, and the environment. The risk assessment identifies the efficacy of selected control mechanisms and offers essential data for risk reduction, risk management, control system enhancement, and r...

One of the most dangerous industries is welding and inspection. Risk assessment is a rational procedure for determining the probable repercussions of prospective incidents on people, materials, equipment, and the environment. The risk assessment identifies the efficacy of selected control mechanisms and offers essential data for risk reduction, risk management, control system enhancement, and r...

2015
June Teare Tahira Kootbodien Nisha Naicker Angela Mathee

Cottage industries comprise a sub-group of informal sector income generation activities which are conducted in the home environment and organized around families or households. Cottage industry workers may be at risk of exposure to harmful substances associated with their work, and given the lack of separation of cottage industry activities from living spaces, their families and neighbors may s...

جواد میرمحمد صادقی, , عباسعلی دهقانی, , محمد نقی غلامی روچی, ,

This research was conducted to measure the total factor productivity (TFP) of the rural small industries in Isfahan province comprising six types of industries: food, textile, metal, non-metal mineral, chemical, and cellulose. Among the 166 rural small industries sponsored by Jihad-Agriculture Organization of Isfahan in 2001(1380), 60 plants were selected. Cross-section information collected fr...

2015
SAIMA ASLAM BHARWANA SHAFAQAT ALI MUJAHID FARID FAKHIR HANNAN REHAN AHMAD HAFIZ MUHAMMAD TAUQEER IFTIKHAR HUSSAIN

The work place injuries have to pay both direct and indirect cost of the accidents. With a population of 169 million, Pakistan has no reported estimate of the national impact of workplace injuries. This study presented a profile of workplace injuries associated with small medium enterprises of metal press cottage industries in Shahdra Town, Lahore (Pakistan) and determined the impact on the cou...

ژورنال: علوم آب و خاک 2005
جواد میرمحمد صادقی, , عباسعلی دهقانی, , محمد نقی غلامی روچی, ,

This research was conducted to measure the total factor productivity (TFP) of the rural small industries in Isfahan province comprising six types of industries: food, textile, metal, non-metal mineral, chemical, and cellulose. Among the 166 rural small industries sponsored by Jihad-Agriculture Organization of Isfahan in 2001(1380), 60 plants were selected. Cross-section information collected fr...

2016
Sumit Kumar

A literature review of studies and researches has been attempted in the field of dissimilar metal welding. Dissimilar metal welds have numerous industrial applications in area of thermal power generation, chemical, petrochemical, automobile, aerospace industries and nuclear plants etc. The purpose of this paper is to review: (a) Dissimilar metal welds, their Metallurgical and Mechanical aspects...

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