| 摘要 |
Gas filtering device comprises a casing with openings in the front and rear walls and a number of cassettes con. a filter medium. The cassettes can be brought in and out of the casing via an opening in the side wall, and a guide is arranged on the base plate across the gas flow. An extension can be fitted to the guide to take a pile of cassettes which then can be transferred into the casing along the track formed by the guide and its extension which comprises two parallel roller ways designed to take the bottom frame of each cassette pile. The individual cassettes are held together by frames made up from T-sections with sealing strips arranged ont he horizontal webs. |
