The progress situation of various kinds of filter capable of refining brine is summarized. The structure and performance of polypropylene fibre tow filter and fibre ball filter are analyzed and optimized.

• 总结了各种可用于盐水精制工艺的水过滤器进展状况 ,对丙纶丝束滤器及纤维球滤器结构性能进行分析、优化。