Liquid purification or separation – Processes – Including geographic feature
Patent
1996-07-08
1997-12-09
Popovics, Robert
Liquid purification or separation
Processes
Including geographic feature
210805, 15 17, 134 10, 134 2218, B01D 3700
Patent
active
056956495
ABSTRACT:
A hollow truncated cone shaped device for loosening and vacuuming solid waste and liquid out of a depressed enclosure such as a pit.
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patent: 4943211 (1990-07-01), Boegh
Andonian Joseph K.
Becktold Enterprises Inc.
Popovics Robert
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