نتایج جستجو برای: radioisotope removal water treatment

تعداد نتایج: 1998475  

2012
Haodong Wu Ping Huang Junsan Wang

In China, with the rapid urbanization and industrialization, and highly accelerated economic development have resulted in degradation of water resource. The water quality deterioration usual result from eutrophication in most cases, so how to dispose this type pollution water higher efficiently is an urgent task. Hower, different with traditional technology, constructed wetlands are effective t...

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In this mentioned study for sea water treatment ceramic composites were made from natural alumina and adsorbent active ingredients. According to the experimental results, filters along with active agents have acceptable effects on drinking water parameters and contaminants in compare with 1053 ISIRI standard. Modular set up was made for sea water treatment tests. Water flowrate after filtration...

ژورنال: سلامت و محیط زیست 2019

Background and Objective: Human adenoviruses transmitted from contaminated water are one of the major pathogens that has been introduced as one of the most important new qualitative water indicators due to their resistance against the purification processes. The main objective of this study was to evaluate efficiency of human adenovirus removal in different units of Isfahan Water Treatment Plan...

Journal: :international journal of environmental research 2013
r.s.p. couto a.w.s. guarino ch.w.c. branco e.f.a. palermo e.g. azero

this study aimed to develop techniques for purification of cyanotoxins dissolved in water -particularly those produced by microcystis aeruginosa species - using natural clay, chemically modifiednatural clay, commercial clay and ion exchange and adsorbent resins. except for natural clay, chemical pretreatment was required to increase the adsorption capacity of the treatment materials. all the cl...

Background and purpose: Presence of natural organic substances in surface water supplies could be harmful and have adverse effects on drinking water treatment due to many practical and hygiene reasons. This study aimed at investigating the efficiency of catalytic ozonation process in removal and mineralization of humic substances in water resources in north of Iran. Materials and methods: Wate...

Journal: :iranian journal of nuclear medicine 2002
mehrangiz amiri ali shabestani monfared mehdi derazgisoo

radioisotope scanning is very important in evaluation, diagnosis and proper treatment of urinary tract infection (uti) and vesicoureteral reflux (vur) because of high sensitivity of this technique and less radiation dose delivered to the patients. this is a descriptive cross-sectional study to determine the frequency vur in a group of children aged 28 days to 14 years referred to our department...

Journal: Pollution 2018
M Usman M Waseem N Andiego N Mani

Trace organic compounds (TrOCs), mostly found in secondary effluents, have a potential impact on the environment, affecting surface water, groundwater, and especially aquatic ecosystems. The present study focuses on oxidation of five selected TrOCs in column experiments, by simulating Soil Aquifer Treatment (SAT) integrated with Fenton-like reaction, using Granular Ferric Hydroxide (GFH) as a c...

Journal: :Wilderness & Environmental Medicine 2008

Ali Shabestani Monfared Mehdi Derazgisoo Mehrangiz Amiri

Radioisotope scanning is very important in evaluation, diagnosis and proper treatment of urinary tract infection (UTI) and vesicoureteral reflux (VUR) because of high sensitivity of this technique and less radiation dose delivered to the patients. This is a descriptive cross-sectional study to determine the frequency VUR in a group of children aged 28 days to 14 years referred to our depa...

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