Dry dust removal device
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United States of America Patent
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-
Oct 7, 1997
Grant Date -
N/A
app pub date -
Nov 15, 1995
filing date -
Mar 15, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The dry dust removal device for tunnelling or extraction machines includes a suction fan (15) and suction openings (14) close to the cutting rolls (23). There is a filter element (12) arranged above the conveyor device (2) of the tunnelling or extraction machine (1), wherein closeable openings (16) are connected in the housing of the dry dust removal device (7) above the conveyor device (2) and air outlet openings (19) are connected on the opposite side of the filter element (12).
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