نتایج جستجو برای: mining wastewater

تعداد نتایج: 120271  

2017
Nasim Habibi Parham Rouhi Bahman Ramavandi

This data article describes a facile method for production of an adsorbent from Tamarix hispida wasted wood and modified by lanthanum metal for fluoride ions removal from wastewater. The main characteristics of the adsorbent consist of BET surface area, functional groups, and elemental analysis is presented. The data for attenuating the pollutants from a real wastewater treatment which was prov...

Journal: :Applied and environmental microbiology 2012
John Flannery Sinéad Keaveney Paulina Rajko-Nenow Vincent O'Flaherty William Doré

The concentrations of Escherichia coli, F-specific RNA bacteriophage (FRNA bacteriophage), and norovirus genogroup I (NoV GI) and norovirus genogroup II (NoV GII) in wastewater were monitored weekly over a 1-year period at a wastewater treatment plant (WWTP) providing secondary wastewater treatment. A total of 49 samples of influent wastewater and wastewater that had been treated by primary and...

2006
Sangmun Shin Yi Guo Yongsun Choi Myeonggil Choi Charles Kim

Data mining (DM) has emerged as one of the key features of many applications on information system. While Data Analysis (DA) represents a significant advance in the type of analytical tools currently available, there are limitations to its capability. In order to address one of the limitations on the DA capabilities of identifying a causal relationship, we propose an integrated approach, called...

Journal: :Chemosphere 2018
R A Crane D J Sapsford

This paper introduces the concept of 'Precision Mining' of metals which can be defined as a process for the selective in situ uptake of a metal from a material or media, with subsequent retrieval and recovery of the target metal. In order to demonstrate this concept nanoscale zerovalent iron (nZVI) was loaded onto diatomaceous earth (DE) and tested for the selective uptake of Cu from acid mine ...

2007
JARI KOIVUNEN

Conventional wastewater treatment, primary and secondary treatment processes with simultaneous phosphorus precipitation, is the most common process combination used in Finnish wastewater treatment plants (WWTPs). It typically eliminates most of the organic load and phosphorus, as well as part of the enteric microorganisms present in raw wastewater. Municipal secondary effluents still contain so...

2017
Tanikawa

In this commentary, the process performance of natural rubber processing wastewater systems was evaluated and compared. The key factors evaluated in here comprised the following: the type of wastewater, the prevention of system clogging by coagulated rubber, and the reduction of greenhouse gas (GHG) emissions. This commentary examined these variables in existing systems and in a pilot-scale rea...

2015
Xianjun Du

Electrochemical technologies have proved to be useful for the treatment of wastewater, and recent years, there are growing interests in electrochemical treatment of the salty organic wastewater. The aim of this paper is to mainly present the source of the salty organic wastewater, the mechanism of direct and indirect oxidation process, and the research advances of electrochemical technologies i...

2013
Karina Motta Melo Ingrid Reale Alves Julio Cesar Pieczarka José Augusto de Oliveira David Cleusa Yoshiko Nagamachi Cesar Koppe Grisolia

The frequency of spontaneous micronucleus (MN) formation in fish species needs to be determined to evaluate their usefulness for genotoxic biomonitoring. The definition of a good bioindicator takes into account the current knowledge of its metabolic traits as well as other factors including its feeding behavior and relationship to the environment. In this study, we compared the basal frequencie...

2016
Oskar Modin Frank Persson Britt-Marie Wilén Malte Hermansson

The activated sludge process is commonly used to treat wastewater by aerobic oxidation of organic pollutants into carbon dioxide and water. However, several nonoxidative mechanisms can also contribute to removal of organics. Sorption onto activated sludge can remove a large fraction of the colloidal and particulate wastewater organics. Intracellular storage of, e.g., polyhydroxyalkanoates (PHA)...

2017
Ting Sie Chun M. A. Malek Amelia Ritahani Ismail

This review paper deals with the previous and current wastewater treatment plant modelling. The future of semantic modelling in a wastewater treatment plant through a new approach, Artificial Immune Systems (AIS), is introduced. AIS is still in the infant stage of soft computing. However, it has gained its popularity in the recent years, especially in prediction modelling. The first dynamic mod...

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