Dusting apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 10, 1989
Grant Date -
N/A
app pub date -
May 10, 1988
filing date -
May 10, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for dispersing duct material into the atmosphere at low concentration levels and substantially uniform rates, wherein the apparatus has a tank, a fluidizer positioned in a lower portion of the tank, an air feed communicating with the fluidizer, a discharge port in an upper portion of the tank, a tubular densifier mounted substantially vertically in the tank and extending from a lower portion thereof to adjacent the port, the densifier having an air inlet adjacent its lower end and an outlet adjacent its upper end in direct and immediate communication with the port, and, an air feed communicating with the inlet, the densifier having longitudinally spaced passages therein for the transfer of dust material from the tank into the densifier for transportation to the discharge port.
First Claim
Other Claims data not available
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International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 5 Citation Count
- B05B Class
- 0 % this patent is cited more than
- 36 Age