Back mix drag-flow apparatus
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United States of America Patent
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Dec 13, 1994
Grant Date -
N/A
app pub date -
Nov 19, 1992
filing date -
Nov 19, 1992
priority date (Note) -
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Abstract
A back mix, drag-flow apparatus that provides both radial and axial mixing of materials comprising at least two worms in screw form and parallel and tangential to one another that are of opposite hands and are rotatable only in the same direction or are of the same hand and are rotatable only in opposite directions; and a barrel casing completely enclosing said worms and containing a feed inlet and a product outlet.
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