Study on the Preparation of Ceramic Membrane and the Treatment of Tanning Wastewater

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Abstract:

Preparing 0.2μm, 3μm and 10μm three types of ceramic membrane with membranes pore size through solid state ion sintering process, and treat tanning process wastewater by them. Analyze hardness, sulfide content, ammonia nitrogen (NH3-N) and CODCr before and after the wastewater treatment, calculate and compare their removal rates. Results indicated that tanning process wastewater was treat by plate-type ceramic membrane, the removal rate of wastewater hardness was over 63%, the removal rate of sulfide, CODCr and NH3-N could be achieved 83%. It can get satisfactory removal efficiencies, and meet the national discharge standard, also can be recycled in industry.

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903-907

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March 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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