نتایج جستجو برای: isfahan sepahan cement industry

تعداد نتایج: 226205  

2018
Aneeta Mary Joseph Ruben Snellings Philip Van den Heede Stijn Matthys Nele De Belie

Huge amounts of waste are being generated, and even though the incineration process reduces the mass and volume of waste to a large extent, massive amounts of residues still remain. On average, out of 1.3 billion tons of municipal solid wastes generated per year, around 130 and 2.1 million tons are incinerated in the world and in Belgium, respectively. Around 400 kT of bottom ash residues are g...

2010
T. R. Naik

Sustainability is important to the well-being of our planet, continued growth of a society, and human development. Concrete is one of the most widely used construction materials in the world. However, the production of portland cement, an essential constituent of concrete, leads to the release of significant amount of CO2, a greenhouse gas (GHG); production of one ton of portland cement produce...

ساعدی , مهدی, سبحان اردکانی , سهیل,

Background and purpose: Air pollutants from cement factories and their accumulation in the environment cause various diseases and disorders in humans, plants and animals depending on the gender, size and duration of inhaled particles. Such pollutants also have synergistic effects on other air pollutants. This study was carried out for the first time to investigate the pollutants from Khouzest...

F Nadri , M Ahmadian , MR Ghotbi Ravandi, N Khanjani ,

  Background: The sound is an environmental and occupational pollutant and can cause a number of reactions in human body, in which hearing loss is one of the most important effects. Cement industry is one of the industries with noise induced hazards. The aim of this study was to evaluate the noise level in different parts of Kerman Cement Plant.   Materials and Methods: This descri...

2011
M. H. Kowsari Saman Alavi Bijan Najafi K. Gholizadeh E. Dehghanpisheh F. Ranjbar

M. H. Kowsari, Saman Alavi, Bijan Najafi, K. Gholizadeh, E. Dehghanpisheh, and F. Ranjbar 1 Department of Chemistry and Supercomputing Center, Isfahan University of Technology, Isfahan, 84156-83111, Iran 2 Department of Chemistry, Institute for Advanced Studies in Basic Science (IASBS), Zanjan, 45137-66731, Iran 3 Department of Chemistry, University of Ottawa, Ottawa, Ontario K1N 6N5, Canada 4 ...

Journal: :energy equipment and systems 0
hamideh mehdizadeh faculty of chemical, petroleum, and gas engineering, semnan university, 35196-45399,semnan, iran abbas alishah faculty of chemical, petroleum, and gas engineering, semnan university, 35196-45399,semnan, iran saeid hojjati astani technical department, mazandaran cement company, neka, iran

cement production is an energy-intensive process, so that the cement industry occupies a top position among other energy-consuming industries. among the equipment used in cement industries, boilers are one of the energy-consuming equipment. boilers are among the common heating equipment in industrial, commercial, and institutional facilities. in this paper, the performance of thermal oil boiler...

Journal: :The European respiratory journal 2011
K-C Nordby A K M Fell H Notø W Eduard M Skogstad Y Thomassen A Bergamaschi J Kongerud H Kjuus

Cement dust exposure has previously been associated with airway symptoms and ventilatory impairment. The aim of the present study was to examine lung function and airway symptoms among employees in different jobs and at different levels of exposure to thoracic dust in the cement production industry. At the start of a 4-yr prospective cohort study in 2007, exposure to cement dust, symptoms and l...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران - دانشکده علوم اداری و مدیریت بازرگانی 1380

چکیده ندارد.

Journal: :The British journal of dermatology 2003
M Bock A Schmidt T Bruckner T L Diepgen

BACKGROUND Construction workers have a substantial risk of developing irritant and/or allergic contact dermatitis. Unfortunately, however, there is little population-based epidemiological data relating to occupational skin diseases (OSD) in the European construction industry that allow assessment of preventive measures. OBJECTIVES In this investigation, the yearly incidence rates and causes o...

2011
Dong-Hee Koh Tae-Woo Kim Seung Hee Jang Hyang-Woo Ryu

OBJECTIVES Cement contains hexavalent chromium, which is a human carcinogen. However, its effect on cancer seems inconclusive in epidemiologic studies. The aim of this retrospective cohort study was to elucidate the association between dust exposure in the cement industry and cancer occurrence. METHODS The cohorts consisted of male workers in 6 Portland cement factories in Korea. Study subjec...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید