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《Plating and Finishing》 2002-01
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Treatment of Coppre-Ammonia Waste Water and Recovery of Waste Solution Containing Copper

GONG Ben tao, YUAN Hao, LI Yong de, ZUO Hong ze, TANG Ji lu (Changhongtai Environent Protection Equipment Co. Ltd, Shenzhen 518054, China)  
Methods for treamtnet of copper ammonia waste water and recovery of waste solution containing copper produced in the circuit boards production in a certain electronic factory are briefly described in this paper. Technological methods and processes for the preparation of commercial copper sulfate and sponge copper with the high concentration copper waste solution are introduced. The copper ammonia waste water is treated with method of complex compound destroying, coagulation precipitation with coagulant. The treated water is up to standard and then discharge. The removal of troubles occuring in test and operation processes is also discussed.
【CateGory Index】: X76
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