Plastic article or earthenware shaping or treating: apparatus – Pattern control of travel for a forming means
Reexamination Certificate
2006-11-02
2010-11-30
Ewald, Maria Veronica D (Department: 1791)
Plastic article or earthenware shaping or treating: apparatus
Pattern control of travel for a forming means
C425S063000, C264S113000, C264S308000
Reexamination Certificate
active
07841851
ABSTRACT:
A cementitious material delivery system may include a pump configured to pump cementitious material and an accumulator. The accumulator may be a decoupling accumulator and may contain a reservoir configured to store cementitious material, an accumulator inlet to the reservoir configured to receive cementitious material pumped by the pump, an accumulator outlet configured to deliver cementitious material from the reservoir, and a pressure applicator configured to apply pressure to the cementitious material that is delivered from the accumulator outlet.
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D Ewald Maria Veronica
McDermott Will & Emery LLP
University of Southern California
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