The methods of chemical and physical treatment and biological treatment on tannery waste water are summarized.
概述了制革废水一级物化处理和二级生化处理的各种方法。
The choice of tannery waste water treatment technics and constructions was introduced, including adjusting pool, first deposition pool, hydrolyzation & acidification pool etc.
介绍了制革废水处理工艺或构筑物的选择，包括调节池的选择，初沉池的选择，水解酸化池的选择等。
By analyzing the frequently treatment technology of tannery waste water, according to the existent problem in different processing technique put forward feasible improvement scheme.
通过对制革废水几种常用处理工艺的分析，针对不同处理方法中存在的问题，提出可行的改进方案。
This paper introduces the treatment of tannery waste water and problem existed, treatment process, running condition of equipment, difference on chromium tan waste water and sludge treatment.
调查了河北辛集市、无极县制革企业的污水治理情况和存在问题，考察了不同规模的制革废水处理工艺和设备运行状态，重点了解制革铬鞣的分流和污泥处理。
In practice we can select either one of them or both methods add together to analysis according to the waste water and the environment of the tannery.
实践中可以根据制革厂排放的废水特性及周围环境的要求，选择其中之一种或将两种方法串联使用。
The serious problems which tannery industry faces are the pollution to the environment and the extremely waste of resources.
制革工业所面临的主要问题是所产生的污染和对资源的极大浪费。
Chrome oxide green has been produced from the liquid waste of tannery industry.
介绍了用制革的含铬废鞣液和废灰水生产氧化铬绿的方法。
A great quantity of neutral salts, mainly produced during the pickling process in leather-making and difficultly separated from waste liquid, have been found in tannery effluent.
制革厂排放出污水中含有大量的中性盐，这些中性盐主要来自制革浸酸工序并且极难与污水分离。
It is also believed that oxidation ditch and SBR is suitable for the treatment of waste water from domestic tannery enterprise.
对制革综合废水处理技术的发展趋势进行展望，氧化沟和SBR法是适合我国制革废水特点的处理工艺。
It is also believed that oxidation ditch and SBR is suitable for the treatment of waste water from domestic tannery enterprise.
对制革综合废水处理技术的发展趋势进行展望，氧化沟和SBR法是适合我国制革废水特点的处理工艺。
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