نتایج جستجو برای: effluent loss

تعداد نتایج: 456721  

2013
H. M. Patel

The treated effluent was collected from JK paper mill from its outlet. The physico-chemical characteristics of paper mill treated effluent were measured. The most of the quality parameters were found to be below the permissible limits prescribed by Indian irrigation water standard, except electrical conductivity, total dissolved solids and alkalinity. This study was conducted to investigate the...

2011
MD. REZAUL KARIM

Effluent loads from different traditional and emerging ECF bleaching sequences were investigated. Oxygen delignified Eucalyptus camaldulensis and Acacia mangium kraft pulps having similar kappa number, ca 12.0 were used in this study. Different ECF bleaching sequences were compared with reference sequence, D0EopD1 in terms of effluent load, such as AOX, COD and TOC. Depending on the nature of s...

2008
RANI FARYAL ABDUL HAMEED

Bioremediation is an inexpensive mean to remove hazardous metal ions from the contaminated effluent. Effluent from the local textile industry was characterized for the incidence of fungal strains and its physiochemical properties were investigated. Sampling was done spanning a distance of five km from the effluent’s discharge point. Effluent was analyzed and highest colony forming units per mL ...

Journal: :Applied and environmental microbiology 2010
Sandra Galvin Fiona Boyle Paul Hickey Akke Vellinga Dearbháile Morris Martin Cormican

We describe a modification of the most probable number (MPN) method for rapid enumeration of antimicrobial-resistant Escherichia coli bacteria in aqueous environmental samples. E. coli (total and antimicrobial-resistant) bacteria were enumerated in effluent samples from a hospital (n = 17) and municipal sewers upstream (n = 5) and downstream (n = 5) from the hospital, effluent samples from thro...

Journal: :Applied microbiology 1966
M S Finstein

When primary domestic sewage sludge was combined with settled sewage or secondary-treatment plant effluent, synergism resulted. The activity (measured by oxygen uptake, and the removal of Kjeldahl nitrogen and orthophosphate from solution) which resulted from incubating sludge together with settled sewage exceeded the sum of the activities when these components were incubated separately. A simi...

Journal: :Nigerian Journal of Life Sciences 2022

Industrial activities in breweries generate large quantities of wastewater, which if not properly treated, could pollute the receiving water bodies. In this study, Random Amplified Polymorphic DNA (RAPD) technique was used to assess integrity Allium cepa L. roots exposed varying concentrations [1, 5 and 10% (v/v)] a ?treated? effluent from brewery plant Benin City. polymorphism discernable by c...

Journal: :تحقیقات نظام سلامت 0
حسن هاشمی دانشجوی دکترای مهندسی بهداشت محیط، کمیته تحقیقات دانشجویی دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران افشین ابراهیمی استادیار، مهندسی بهداشت محیط، مرکز تحقیقات محیط زیست دانشگاه علوم پزشکی اصفهان، اصفهان، ایران عباس خدابخشی استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی شهرکرد، شهرکرد، ایران

background: today, in many countries, wastewater treatment plants effluent is an important part of the renewable water resources. in this case, the effluent quality standards are developed and used is important. the aim of this study was to investigate the potential use of wastewater plants effluent restricted irrigation. methods: in this descriptive - analytical study, samples was collected fr...

Journal: :global journal of environmental science and management 2015
d. sivakumar j. nouri

this study was focused on removal of various parameters in paper mill effluent using a method called bioremediation by azolla caroliniana.  the experimental investigations have been carried out using azolla caroliniana for conducting the sorption study with various dilution ratios (2, 4, 6, 8, and 10), ph (3, 4, 5, 6, 7, 8 and 9) and biomass (200, 400, 600, 800 and 1000 g). the maximum removal ...

پایان نامه :0 1391

بیمه گران همیشه بابت خسارات بیمه نامه های تحت پوشش خود نگران بوده و روش هایی را جستجو می کنند که بتوانند داده های خسارات گذشته را با هدف اتخاذ یک تصمیم بهینه مدل بندی نمایند. در این پژوهش توزیع های فیزتایپ در مدل بندی داده های خسارات معرفی شده که شامل استنباط آماری مربوطه و استفاده از الگوریتم em در برآورد پارامترهای توزیع است. در پایان امکان استفاده از این توزیع در مدل بندی داده های گروه بندی ...

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...

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