Gas separation: processes – Filtering – And reduction of pressure
Reexamination Certificate
2009-01-22
2011-11-22
Smith, Duane (Department: 1776)
Gas separation: processes
Filtering
And reduction of pressure
C055S385200, C055S417000, C055S420000, C055S467000, C134S021000, C134S022100, C134S025100, C134S16600C, C134S16900A
Reexamination Certificate
active
08062409
ABSTRACT:
In order to produce a cleaning device for cleaning a workpiece including a suction apparatus for sucking out impurities from an interior of the work piece wherein the suction apparatus has a particularly large suction effect, it is proposed that the suction apparatus at least one vacuum tank, at least one evacuation device for evacuating the vacuum tank, at least one ventilation line for connecting the vacuum tank to the workpiece and at least one blocking device for blocking off the connection between the vacuum tank and the workpiece.
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Dürr Ecoclean GmhB
Hanley Flight & Zimmerman, LLC.
Pham Minh-Chau
Smith Duane
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