scholarly journals Coagulant recovery and reuse for drinking water treatment

2016 ◽  
Vol 88 ◽  
pp. 502-509 ◽  
Author(s):  
James Keeley ◽  
Peter Jarvis ◽  
Andrea D. Smith ◽  
Simon J. Judd
2013 ◽  
Vol 777 ◽  
pp. 60-64 ◽  
Author(s):  
Lan Yang ◽  
Yi Xuan Han ◽  
Dong Tian Wang

In this study, a novel combination of ultrasound with acid for coagulant recovery from drinking water treatment plant sludge (DWTPS) is investigated in view of improving the coagulant recovery efficiencies. Optimal recovery conditions, a sulfuric acid concentration of 2.0 M, an ultrasonic treatment time of 30 minutes, an ultrasound power of 1000 W and stirring speed of 1000 rpm, have been found in the lab test. The aluminum recovery rates from acidification process with assistance of ultrasound increased by approximately 20% compared with that of acidification only. It was found that the synergistic effects between acid with ultrasound contribute to improving the treatment efficiency.


2015 ◽  
Vol 14 (6) ◽  
pp. 1347-1354 ◽  
Author(s):  
Florica Manea ◽  
Anamaria Baciu ◽  
Aniela Pop ◽  
Katalin Bodor ◽  
Ilie Vlaicu

1986 ◽  
Vol 21 (3) ◽  
pp. 447-459 ◽  
Author(s):  
K.J. Roberts ◽  
R.B. Hunsinger ◽  
A.H. Vajdic

Abstract The Drinking Water Surveillance Program (DWSP), developed by the Ontario Ministry of the Environment, is an assessment project based on standardized analytical and sampling protocol. This program was recently instituted in response to a series of contaminant occurrences in the St. Clair-Detroit River area of Southwestern Ontario. This paper outlines the details and goals of the program and provides information concerning micro-contaminants in drinking water at seven drinking water treatment plants in Southwestern Ontario.


1984 ◽  
Vol 14 (1) ◽  
pp. 1-30 ◽  
Author(s):  
Robert M. Clark ◽  
James A. Goodrich ◽  
John C. Ireland

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