نتایج جستجو برای: sewage treatment

تعداد نتایج: 1402149  

Journal: :iranian journal of public health 0
a. sadighian f. arfaa e. ghadirian k. movafagh

because of the establishment of a sewage treatment plant in the city of isfahan in recent years, a study was undertaken to investigate the effect of this system in reducing the high prevalence of helminthiases. samples obtained from various parts of the plant and at different stages of processing were examined and it was found that the eggs of ascaris, trichostrongylus spp. and trichuris are fo...

Journal: :iranian journal of public health 0
m. asadi

sewage stabilization pond is recommended as one of the economical methods for sewage treatment particularly in dry areas of the world and those places which are in shortage of water and income deficit, this method can be used for treatment of sewage in rural areas, small towns and even large cities. sewage stabilization pond system does not require technical equipment and specialists, and efflu...

Journal: :health scope 0
mahdi farzadkia department of environmental health engineering, school of health, iran university of medical sciences, tehran, ir iran edris bazrafshan health promotion research center, zahedan university of medical sciences, zahedan, ir iran; health promotion research center, zahedan university of medical sciences, zahedan, ir iran. tel: +98-9153411120; +98-9122588677

background sewage sludge (biosolids) is a byproduct of wastewater treatment that accumulates in large quantities. effective stabilization and disinfection of sewage sludge prior to land application are necessary to not only protect human health, but also to induce the public its benefits and safety. currently, many wastewater treatment plants in iran dispose great amounts of untreated sewage sl...

Journal: :iranian journal of environmental sciences 0
gopal ghosh 1. research center for environmental quality management, graduate school of engineering, kyoto university, kyoto 615–8540, japan; 2. departments of environmental science and technology, jessore university of science and technology, jessore 7408, bangladesh s. hanamoto research center for environmental quality management, graduate school of engineering, kyoto university, kyoto 615–8540, japan n. yamashita research center for environmental quality management, graduate school of engineering, kyoto university, kyoto 615–8540, japan x. huang department of environmental science and engineering, tsinghua university, beijing 100084, china h. tanaka research center for environmental quality management, graduate school of engineering, kyoto university, kyoto 615–8540, japan

this study investigated the occurrence and removal of 12 antibiotics (ciprofloxacin, enrofloxacin, levofloxacin, norfloxacin, nalidixic acid, azithromycin, clarithromycin, roxithromycin, lincomycin, novobiocin, sulfamethoxazole, trimethoprim) at four sewage treatment plants (stps): two stps in kyoto, japan and two stps in beijing, china. the stps differed in design and operation conditions, uti...

Gopal Ghosh, H. Tanaka N. Yamashita S. Hanamoto X. Huang

This study investigated the occurrence and removal of 12 antibiotics (ciprofloxacin, enrofloxacin, levofloxacin, norfloxacin, nalidixic acid, azithromycin, clarithromycin, roxithromycin, lincomycin, novobiocin, sulfamethoxazole, trimethoprim) at four sewage treatment plants (STPs): two STPs in Kyoto, Japan and two STPs in Beijing, China. The STPs differed in design and operation conditions, uti...

Journal: :American Journal of Public Health 1913

2012
Rahzia Hendricks Edmund John Pool

Wastewater consists of a complex mixture of substances. During wastewater treatment these harmful substances can be eliminated or degraded. However, persistent compounds released with the treated sewage effluents enter the environment and pose a risk to animal and human life. To determine the potential risks involved, screening tests are needed to monitor wastewater for potential toxic contamin...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی ایران 1388

چکیده ندارد.

Journal: :American Journal of Public Health and the Nations Health 1957

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