| 摘要 |
A filter bag (5) for vertically suspension in an air filter device (1). The filter bag (5) comprises suspension means positioned inside the filter bag (5) and comprises an elongate, tube-shaped, flexible outer skirt (18) manufactured from a substantially liquid impermeable sheet material and a bottom part at one end of said elongate, tube-shaped, flexible outer skirt (18). The bottom part comprises means that allows a liquid to leave the filter bag (5) under influence only of gravity and/or air pressure provided inside the filter bag (5). Furthermore, an air filter device having such a filter bag is provided. |
