نتایج جستجو برای: biological wastewater treatment

تعداد نتایج: 1811638  

ژورنال: طلوع بهداشت یزد 2019

Introduction: Effluents of Meat processing are one of the untreated wastewaters containing high volumes of polluted components even after the primary and secondary treatments. The high cost of using the advanced treatment methods of the wastewaters has led the industry owners to release them in the nature without effective removal of nitrogen and phosphorus. In this study, an economic advanced ...

2011
Shreeshivadasan Chelliapan Paul J. Sallis

The wastewater generated from pharmaceutical industry generally contain high organic load and the treatment is primarily carried out using two major types of biological methods; aerobic and anaerobic. However, due to high strength, it is infeasible to treat some pharmaceutical wastewater using aerobic biological processes. As an alternative, an anaerobic process is preferred to remove high stre...

Journal: : 2021

With the beginning of Anthropocene epoch, nature is facing a lot environmental problems that drastically increased in last century. On current rate resource consumption, soon will lose ability for self-restoration. In order to avoid inevitable consequences resources exploitation, new approaches should be developed all areas human life. Linear economy concepts were utilized long time and based o...

Journal: :Frontiers of Environmental Science & Engineering 2021

Abstract Nitrogen-cycling microorganisms play key roles at the intersection of microbiology and wastewater engineering. In addition to well-studied ammonia oxidizing bacteria, nitrite heterotrophic denitrifiers, anammox there are some other N-cycling that less abundant but functionally important in nitrogen removal. These microbes include, not limited archaea (AOA), complete oxidation (comammox...

2006
Z. Filipkowska W. Janczukowicz M. Krzemieniewski J. Pesta

Wastewater treatment plants affect the environment in many different ways. It can be assumed that the intensity and range of microbiological emission is the crucial factor in determining the range of restrictedusage zone. This paper presents emission levels of microbiological pollutants from the wastewater treatment plant in Bartoszyce, Poland. It is a new plant with multifunctional activated-s...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده فنی و مهندسی 1388

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