نتایج جستجو برای: raw wastewater

تعداد نتایج: 89628  

2010
Husnain Haider Waris Ali

Waste management studies are usually done using calibrated and verified water quality models. Ravi River located in Lahore, Pakistan is receiving untreated wastewater from number of outfalls and surface drains and thus model calibration and verification are done using the data under the prevailing conditions. The water quality objectives can only be met with wastewater treatment wherein the mod...

Journal: :Japan journal of water pollution research 1990

Journal: :international journal of environmental research 2012
m. hatamoto h. nagai s. sato m. takahashi s. kawakami

a newly developed natural rubber deproteinization process produces deproteinized natural rubber (dpnr) wastewater as an intermediate product containing a high concentration of sodium dodecyl sulfate (sds) and rubber. in this study, a novel process to recover the residual rubber and energy as methane from dpnr wastewater was developed. as a pretreatment, sds and residual rubber in dpnr wastewate...

Journal: :Folia parasitologica 2017
Jianbin Ye Yan Ji Jia Xu Ke Ma Xuepeng Yang

Contamination of Enterocytozoon bieneusi Desportes, Charpentier, Galian, Bernard, Cochand-Priollet, Laverne, Ravisse, et Modigliani, 1985 in water sources may cause outbreaks of microsporidiosis. To examine the occurrence of E. bieneusi, 108 raw wastewater samples were collected from three wastewater treated plants in Zhengzhou, China. In total, 46 samples were PCR positive for E. bieneusi. A t...

2017
Esmaeil Shahsavari Jonathan Schmidt Arturo Aburto-Medina Basma Khallaf Vivek Balakrishnan Nicholas D. Crosbie Aravind Surapaneni Andrew S. Ball

Soil-transmitted helminths (STHs) pose a significant public health problem, infecting approximately 2 billion people globally. Despite relatively low prevalence in developed countries, the removal of STHs from wastewater remains crucial to allow the safe use of biosolids or recycled water for agriculture. Wastewater helminth egg count data can contribute to an assessment of the need for, or suc...

2017
Younghee Kim Danvir Mark Farnazo

Background: A typical sewage treatment plant is designed for organic and nutrient removal from municipal sewage water and not targeted to eliminate micropollutants such as pesticides, pharmaceuticals, and nano-sized metals which become a big concern for sustainable human and ecological system and are mainly discharged from sewage treatment plant. Therefore, despite contaminant removal by wastew...

Background and purpose: Adenoviruses and enteroviruses as intestinal viruses are detected in wastewater. Fecal shedding of 2019 novel coronavirus (SARS-CoV-2) has been reported in some studies. Therefore, determining the presence of these viruses in wastewater is important to maintain public health and helps in predicting and preventing viral infections in a community. Materials and methods: I...

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