Agitating – Mortar mixer type – Plural mixing chambers
Reexamination Certificate
2008-01-22
2008-01-22
Cooley, Charles E. (Department: 1723)
Agitating
Mortar mixer type
Plural mixing chambers
C366S017000, C366S018000, C366S020000, C366S034000, C366S035000, C366S050000, C366S066000, C366S301000, C366S323000
Reexamination Certificate
active
10818394
ABSTRACT:
A concrete batch mixing system and method are disclosed that enable the batch master to measure and control both the water and cementitious ingredient feeds in relation to each other so as to be able to blend the two ingredients in a known, selected, adjustable and repeatable manner, and to agglomerate these ingredients in a counter-rotating twin screw mixing apparatus for use in the preparation of batches of mixed concrete in a concrete batching process.
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Christenson Ronald E.
Horton Robert J.
Cooley Charles E.
McNeilus Truck and Manufacturing, Inc.
Mersereau C. G.
Nikolai & Mersereau PA
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