漂粉精母液处理金矿含氰废水的试验研究.pdfVIP

Suppl 金 属 矿 山 增 刊 August 2 0 0 5 M E T A L M IN E 2005年 8 月 漂粉 精母 液处 理奎 矿含 氛底水 的试脸 研 究 陈莉荣 张 菊 ( 内蒙古科技 大学) 摘 要 ·采用漂粉精母液作为金矿含氰废水碱性氯化法处理中的氧化剂，当原水中氰( 以CN一计) 浓度为(50 一200)mg/ L 时，投药量认/ CN 一) 8 的条件下，氰化物去除率达99. 9% ，出水各项指标均达到 《污水综合排放标 准》中的二级标 验表 明，利用漂粉精母液处理金矿含氰废水，处理效果好、设备简单、操作安全方便，同时因 采用 以废治废 ，使 用大幅度降低 。 关键词 金矿含氛废水 氛化物 漂粉精母液 废水处理 Exp er iment l Study on Mother Liquor of Ble ching Power Concentr te for Gold Mine Cy nide - Chen Lirong Zh ng Ju ( Inner Mongoli University of Rese rch nd Technology ) Abstr ct Mother il quor of ble ching power concentr te w s dopted to tre t w stew ter cont ined cy nide disch rged from gold mine industry in Alk li 一chlorin tion method. In c se when the cy nide ( s CN一) level of r w w stew ter w s in r ge of 50 一200mg/ L, nd ClZ/ CN一exceed 8 , remov l r te over 99. 9% h d been obt ined. In the eff luence ll kinds o# components concentr tion meet second gr de of integr ted w stew ter disch rge st nd rd. By pr ctic l ex mple , this method h s good tre tment eff ect ，simple equipment , st ble nd reil ble perform nces . Due to tre tment with w ste m te- ri l ,the oper tion cost h d been reduced gre tly. Keywor ds Gold mine w stew ter cont ining cy nide , Cy nogens ，Mother il quor of ble ching power concentr te ， W st e w t e r t r e tm e n t 包头市哈德门金矿用氰化法浮选金矿石，日产 应原理如下。 含氰废水 1 500 t ,氰化物浓度平均为 160 m岁L ，每 局部氧化阶段: 天除60% 的含氰废水循环 回用外，其余全部排人本 CN一+CIO一+H20, CNCI +2OH ;