Mixing apparatus and methods
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 21, 1988
Grant Date -
N/A
app pub date -
Dec 1, 1986
filing date -
Dec 1, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A mixer having an elongate barrel with an interior wall defining a mixing chamber, at least a pair of shafts extending axially within the barrel driven in the same direction of rotation and at the same speed of rotation, and mixing elements on each of the shafts. Radially opposite paddles are on each of the shafts, each comprising hub portions and wing portions radially spaced from the hub portions. The wing portions extend axially to overlie the hub portions and each wing portion has a radially inner surface generating the configuration of the radially inner surface of a wing portion on the radially adjacent paddle and further has a radially outer surface generating hub portions of the radially adjacent paddle, and the wall of the chamber.
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