| 摘要 |
PCT No. PCT/EP95/04275 Sec. 371 Date Sep. 19, 1997 Sec. 102(e) Date Sep. 19, 1997 PCT Filed Oct. 31, 1995 PCT Pub. No. WO96/14127 PCT Pub. Date May 17, 1996The invention pertains to a tube filter device for the filtration of beer. In order to ensure a dependable, simple, time-saving and water-saving purification in a device of this kind, there is an inlet line underneath the tube filter with at least one rotary spray arm having upward directed spray nozzles, wherein the spray nozzles are arranged so that they generate concentric spray circles upon rotation of the spray arm, said circles are located essentially between the tube filters, and that also a drive unit is provided for rotating the spray arms.
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