| 摘要 |
The chamber feed mechanism contains an aerating grate and a stub pipe, which coaxially accommodates the pumping pipe, equipped with external flanging rings, according to patent No. 154 925. Characterized in that: The aerating grate (7) is inclined to the horizontal surface of the lower bottom (3) of the feed-mechanism tank (1) at an acute angle. The inlet of the pumping pipe (6) is located near the lowest point, where the plane of the aerating grate (7) crosses the lower bottom (3) of the tank (1).
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