The investigation on recovery of waster water of phosphate rock and further treatment
Received:April 10, 2012   Revised:May 09, 2012   Accepted:April 10, 2012      Published Online:June 13, 2012
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KeyWord:phosphate rock; flotation waster water; flotation reagents; recovery; membrane separation
           
AuthorInstitution
Huang Jin Wengfu Group Co,Ltd,Fuquan,Guizhou, China
Zhen-Yu Cui School of Material Science and Engineering,Tianjin Polytechnic University,Tianjin
xietian Wengfu Group Co,Ltd,Fuquan,Guizhou, China
Hong Wang School of Material Science and Engineering,Tianjin Polytechnic University,Tianjin
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Abstract:
      A certain kind of waster water of phosphate rock was treated by oil removal-ultrofiltration-reverse osmosis technology. It was found that oil removal can recover flotation reagents close to 90%, ultrofiltration got ride of majority flotation reagents that emulsificated with waster water. Reverse osmosis further removed residual flotation reagents and ions from waster water. The results revealed that after waster water of phosphate rock was treated, the treated water met the requirement of drained water,and at the same time, most flotation reagents was recovered.
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