Cleaning and liquid contact with solids – Processes – Using solid work treating agents
Patent
1996-12-30
1999-04-13
Pyon, Harold Y.
Cleaning and liquid contact with solids
Processes
Using solid work treating agents
134 33, 134 34, 15 77, 15 882, B08B 700
Patent
active
058933816
ABSTRACT:
Method for scrubbing flat disc-like work pieces in a running wash liquid, by the use of a wash liquid flow vessel 2 maintaining a continuous flow of a wash liquid in one direction, a work carrier 18 for holding a plural number of work pieces 4 in an immersed state and in parallel relation with the flow direction of the wash liquid, a slidable carriage 28 for transferring the work carrier 18 in a direction reverse to the flow direction of the wash liquid, and a scrubber means 20 having scrubbing brushes 38 for washing and scrubbing the work pieces 4 on the carrier 18 in an immersed state in the flow of the wash liquid.
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patent: 3928064 (1975-12-01), Holm
patent: 3938213 (1976-02-01), DiFede
patent: 3946454 (1976-03-01), Holm et al.
patent: 4107807 (1978-08-01), Nash, Jr.
patent: 4733422 (1988-03-01), Schramm et al.
patent: 5081733 (1992-01-01), Kudo
patent: 5621939 (1997-04-01), Yoshida et al.
patent: 5672212 (1997-09-01), Manos
Chaudhry Saeed
Pyon Harold Y.
Speedfam Clean System Co., Ltd.
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