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Filter and air cleaning machine with such

2025-06-18 18:522630下载
文件类型:PDF文档
文件大小:231K
The present invention according to air cleaner device for filter, vent (ventilation) based and having through hole enabling, which protrude from a surface based one side of said parent filtration is earth and the sand cover the (filtration wool), Said filtration it drives flame retardant (characteristics) (Modacrylic Fiber) acrylic fiber mode material characterized in that including a. The present invention according to a device air cleaner, in the air in a space between one surface of flame resistance for filtering including material provided to exhausted air passage filter comprised of a. is characterised in that.


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