Liquid purification or separation – Structural installation – Flume stream type
Patent
1995-06-01
1996-11-12
Lithgow, Thomas M.
Liquid purification or separation
Structural installation
Flume stream type
210159, 210413, 100117, 100145, 198608, 198670, 198671, 198677, B01D 2994, B01D 3502, E02B 508, E02B 802
Patent
active
055736602
ABSTRACT:
A screw conveyor including a feed screw formed, at least partially, as a shankless screw, a jacket surrounding the feed screw and a brush cooperating with the inner surface of the jacket for cleaning the same, with the feed screw including a plurality of substantially band-shaped screw threads extending along an imaginary helical line and arranged, when viewed in a transporting direction, one behind the other with an ever increasing distance from a screw axis so that each two adjacent screw threads form a step therebetween, and with the brush being arranged on the step formed by two outmost screw threads.
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Ebeling Kurt
Eicker Peter
Lithgow Thomas M.
Noggerath Holding GmbH & Co. KG.
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