For the lining of the main body (2) of the dustchamber (1) and first and second stage cyclones (3, 4) are used the non-porous and wear proof material, for example concrete.
集尘室(1)的主体(2)以及第一和第二级旋风器(3,4)的内衬使用无孔耐磨材料，例如混凝土。
2
A process was designed which used quick lime as capture reagent of the dust and SO2, cyclone separator and sedimentary chamber as separation equipment.
设计了一种以生石灰为粉尘的捕获剂和SO2的净化剂，以旋风除尘器与沉降室为粉尘分离设备的工艺流程。
3
It has provided a new way to prevent dust pollution problem at some fixed dust sources such as in main pass, underground crushing chamber and on surface.