粗过滤器
- 网络coarse filter;Strainer;rough filter;Y-STR
粗过滤器-
VD405和VC406纺丝机高压闷头改造&熔体粗过滤器的设计
The reform of high pressure plug in VD 405 and VC 406 spinning machine & design of melt pre-filter
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该滤清器由两级粗过滤器和一级精滤器集合而成，并带有废气引射抽尘装置。
The filter integrates two stages of coarse filters and one stage of fine filter , as well as a dedust device by exhaust gas vacuation .
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主要研究内容和结果：（1）以榆林天然气处理厂具有代表性的精馏塔和粗过滤器为研究对象，考察了其腐蚀现状。
Followings were the main study contents and results : The project was based on the use of equipment of natural gas processing plant in Yulin gas field . It studied the current corrosion situation of the representative distillation column and coarse filters .