| 摘要 |
The present invention regards a hopper structure for containing and treating loose material,, which comprises a tubular section (4), upper in use, a lower tapered section (5) equipped with a suitable discharge mouth (6), support means (2) for at least said upper tubular section (4), and guide means (18) designed to allow said lower section (5) to move between a closure position against said upper section (4) and an open position removed from said upper section. |
