INDUSTRIAL WATER TREATMENT ›› 2000, Vol. 20 ›› Issue (5): 45-46. doi: 10.11894/1005-829x.2000.20(5).45

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New treatment technology of waste acid pickling liquor from steel works

WAN Jin-bao   

  1. Nanchang University, Nanchang 330029, China
  • Received:1999-10-15 Online:2000-05-20 Published:2010-10-01

钢厂酸洗废液治理新工艺

万金保   

  1. 南昌大学环化学院, 江西 南昌 330029
  • 作者简介:万金保, 1952 年生, 1976 年毕业于江西工学院化工系,现任南昌大学环境与化学工程学院副院长, 副教授。

Abstract:

This paper discusses the treatment of waste acid pickling liquor from steel works by the nanofiltration (NF)membrane, recovery FeSO4, and the circulation of mother liquor (20%H2SO4).The water source is saved and ecological environment is protected.

Key words: nanofiltration membrane, waste acid pickling liquor, waste treatment

摘要:

作者论述了纳滤膜法治理钢厂酸洗废液,回收硫酸亚铁,母液再生后,返回酸洗循环使用。节约了水资源,保护了生态环境。

关键词: 纳滤膜, 酸洗废液, 废液治理

CLC Number: