Running condition analysis of TA unit filter in Tianjin PTA plant;

Dewatering tests and production practice of TT series ceramic filter for sulfur concentrate in Yunfu Pyrite Mine;

Comparison between the Application of Tilting Pan filter and Rotary Vacuum Disk Filter in Wet Process Phosphoric Acid;

According to the status about lower flotation productivity of washed coal with larger vary of coal quality and higher ash,some measures were taken,such as strengthening system management,improving deciduous effect of filtering machine and selected new-style medicament,so as to improve productivity of washed coal.

Because of the ageing, lower efficiency and severe oil leakage of th e original filtering machine of the Comprehensive Utilization Company under Taiy uan Steel and Iron Complex, the simple maintenance is difficult to satisfy the c urrent equipment management code, therefore all the filtering machines with full mechanically-driven speed-regulation in the company have been transformed.

The main content of filtration theory of grainy filtering media consists of filtration mechanism,filtration equation and backwashing mechanism.