Friction electrifying-type electrostatic sorting apparatus
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United States of America Patent
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May 5, 1998
Grant Date -
N/A
app pub date -
Jun 12, 1995
filing date -
Jun 10, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A friction electrifying-type electrostatic sorting apparatus having a preliminary friction electrifying unit for preliminarily electrifying a sorted material by providing a friction; a friction electrifying unit for further electrifying the sorted material having been preliminarily electrified by the preliminary friction electrifying unit; a feeding unit for supplying the sorted material having been electrified by the friction electrifying unit; and an electrostatic sorting unit for electrostatically sorting the electrified material supplied from the feeding unit according to the electrified state of the sorted material by providing the sorted material in an electrostatic field.
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