Cleaning and liquid contact with solids – Processes – Using solid work treating agents
Patent
1980-07-14
1982-04-27
Bashore, S. Leon
Cleaning and liquid contact with solids
Processes
Using solid work treating agents
1510405, 151043R, 134 2211, 134 24, B08B 904
Patent
active
043268935
ABSTRACT:
An implement for cleaning tubular drains and a method for cleaning therewith, said implement having a carriage assembly with radially extending cutting means at a forward end and a correspondingly radially extending plunger means in spaced relationship therewith at a rearward end, together with means for wetting the debris in the drain in advance of the forward passage of the plunger means, said plunger means comprising a plurality of fan shaped elements which are folded backwardly into a cone when the implement is pulled forward and which are expanded into a disc when the implement is pulled backwards.
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Bashore S. Leon
Fishel Grace J.
Goldman Michael
Pierce, Jr. John T.
Pratt Paul L.
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