Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1990-11-21
1991-12-17
Coe, Philip R.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15304, 15345, 134167C, 239DIG13, 239251, B08B 904
Patent
active
050724878
ABSTRACT:
A method and apparatus for cleaning the interior of ductwork or similar conduit from within, the apparatus comprising a small, pneumatically powered and controlled carriage of a size maneuverable inside the duct, with nozzle means provided for directing cleaning and disinfecting fluids, under pressure, at the walls of the duct, to execute a method of cleaning and disinfecting.
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Coe Philip R.
J. F. Walton & Co., Inc.
Oliverio M. Lawrence
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