Material or article handling – Device for emptying portable receptacle – With jarring means
Reexamination Certificate
2007-07-17
2007-07-17
Fox, Charles A. (Department: 3652)
Material or article handling
Device for emptying portable receptacle
With jarring means
C414S354000
Reexamination Certificate
active
11199299
ABSTRACT:
The present invention is directed to a system and a method to unload bulk powders from large bulk containers. The system and method are particularly useful for unloading bulk cohesive powders.
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Powell et al., Journal of Materials Research, vol. 12, No. 2, pp. 552-559, Feb. 1997.
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Bell Timothy Allan
Clark Peter Carl
Connolly, Jr. John D.
Mitchell Andrew P.
Mothersbaugh James E.
E. I. du Pont de Nemours and Company
Fox Charles A.
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