Cleaning and liquid contact with solids – Processes – Hollow work – internal surface treatment
Patent
1998-10-23
2000-10-10
Gulakowski, Randy
Cleaning and liquid contact with solids
Processes
Hollow work, internal surface treatment
134 2212, B08B 902
Patent
active
061290955
ABSTRACT:
The present invention discloses a process for cleaning ductwork. The method includes introducing air to a tunable sound generator for producing air pulses, introducing the air pulses into an air conduit at its proximal end where the air pulse cause the conduit to resonant dislodging and entraining contaminants in the air pulses, and collecting the entrained contaminants at a distal end of the conduit.
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Flaszynski Andrzej
Lilliehook Wilhelm
Chaudhry Saeed
Gulakowski Randy
Strozier Robert W.
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