Gas separation: apparatus – With sound damping means – Sound attenuating gas flow path
Patent
1996-04-26
1998-08-11
Chiesa, Richard L.
Gas separation: apparatus
With sound damping means
Sound attenuating gas flow path
553853, 55DIG21, 181231, F02M 3514
Patent
active
057922470
ABSTRACT:
In integral filter and resonator apparatus includes filter elements positioned upstream of a Helmholtz resonator. The first embodiment includes filter elements positioned side by side within the housing. Other embodiments include a filter element with a tube which curves slightly downstream from the element. Another embodiment includes coupled chambers for attenuating the noise.
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Gillingham Gary R.
Matthys Bernard A.
Risch Daniel T.
Steinbrueck Edward A.
Tokar Joseph C.
Chiesa Richard L.
Donaldson & Company, Inc.
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