Method for cleaning floor drains

Details Method for cleaning floor drains Method for cleaning floor drains

2007-07-24

2007-07-24

McGinty, Douglas (Department: 1751)

Cleaning and liquid contact with solids

Apparatus

For work having hollows or passages

C510S379000

Reexamination Certificate

active

11358175

ABSTRACT:
A method for controllingListeriain floor drains wherein an aqueous solution composed of a chlorinated caustic material which is soft metal compatible is introduced into a drain whereListeriais present. In a preferred manner, the aqueous solution is introduced into the drain employing a hose end dispensing device having a foam producing nozzle. The resulting aqueous solution has a sufficient viscosity to remain in the drain for about 30 seconds to 10 minutes.

REFERENCES:
patent: 6197321 (2001-03-01), Richter et al.
patent: 6635676 (2003-10-01), Baker et al.
patent: 6927237 (2005-08-01), Hei et al.
patent: 7063095 (2006-06-01), Barcay et al.
patent: 02-175800 (1990-07-01), None

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