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A Study on the Treatment Process of Coalbed Methane Wastewater
Abstract:
According to the continuous monitoring and analyzing on coalbed methane produced wastewater quality, focusing on the large quantity, high SS and Fe qualities of wastewater produced from coalbed methane. Based on the constitution pollutants of wastewater, the treatment process of "pre-oxidation+coagulation+precipitation+manganese sand filter+disinfection" is proposed. laboratory static experiment has been conducted after the wastewater collected from the construction site. The result showed that with this treatment process, the removal rate of SS reached above 95%, the removal rate of COD could be higher than 55% and the removal rate of Fe was above 95%. The quality of treated water could meet the requirement of Ⅱ class water index in "Surface Water Environment Quality Standard" (GB3838-2002).
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2722-2725
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Online since:
March 2013
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© 2013 Trans Tech Publications Ltd. All Rights Reserved
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