Practice results show that ladder Rasching ring filler is low in pressure reduction and good in anti fouling, which can lengthen the operation duration of the washingtower.
实践使用结果表明，阶梯拉西环填料的压降低、抗污堵性能好，可延长洗涤塔的运行周期。
2
Technical reformation was made for rotary sprayer of gas washingtower using a kind of simple, practicable and adjustable sprayer tray.
采用一种简单、实用、可调的喷头盘对洗气塔喷旋式喷头进行了技术改造。
3
The new liquid distributor has been already applied in revamping of the washing zone in crude vacuum distillation tower with high temperature, small flowrate, dirt and easy-coking material.