| 摘要 |
A device of three-chamber type for purifying liquid in a cup-shaped vessel (17, 18) has an inlet tube (20) for the liquid at a certain level and an outlet tube (21) at a lower level than the inlet tube. The vessel is vertically divided by a substantially horizontal distribution disc (14) below the inlet and outlet tubes. The disc has at least one opening (19) and is provided with a substantially vertical distribution pipe (15) for receiving the liquid from the inlet tube (20). A first sedimentation chamber (A) is formed below the lower end of the distribution pipe (15), a second chamber (B) is formed over the lower end of the distribution pipe (15) and below the distribution disc (14) and a third chamber (C) is formed over the distribution disc (14). |
