Air filter
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United States of America Patent
Stats
-
Mar 3, 1981
Grant Date -
N/A
app pub date -
Feb 26, 1979
filing date -
Feb 26, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An air filter having a counter rotating drum, i.e., the rotation of the drum is opposite the tangential intake of air. The intake air has about 1 lb. of rock wool fibers per 10.sup.7 cu. ft. of air sometimes at about 100% relative humidity. The fibers are doffed from the drum by suction nozzle which are adjacent to the drum at the bottom of the filter housing. The drum screen is cleaned by periodically jetting hot dry air at 120 psig through the screen into the suction nozzles.
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