Liquid purification or separation – Filter – Movable medium
Patent
1975-12-04
1977-08-09
Lutter, Frank W.
Liquid purification or separation
Filter
Movable medium
198848, 210160, B01D 3304
Patent
active
040409520
ABSTRACT:
An endless traveling band screen formed of a plurality of screening elements is carried by endless, impermeable, flexible drive belts which extend along opposite sides of the traveling band screen adjacent the ends of the screening elements. The belts travel around upper and lower rotary members with sealing means interposed between adjacent screening elements, between the screening elements and the belts, and between the belts and adjacent walls of the screening unit.
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patent: 1799299 (1931-04-01), Johnston
patent: 1873865 (1932-08-01), Allsop
patent: 3327839 (1967-06-01), Sigety et al.
patent: 3458046 (1969-07-01), Passavant
patent: 3537571 (1970-11-01), Wiese
patent: 3608727 (1971-09-01), Grutsch et al.
patent: 3802565 (1974-04-01), Hughes et al.
patent: 3848731 (1974-11-01), Wiese et al.
Cuchlinski Jr. William A.
Lutter Frank W.
Passavant-Werke Michelbacher Hutte
Thompson Jr. Woodford R.
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