Vacuum fill system
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United States of America Patent
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May 5, 1992
Issued Date -
N/A
app pub date -
Nov 19, 1990
filing date -
Sep 15, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A vacuum fill system for deaerating flowable material includes a cylindrical container partitioned into a plurality of chambers which rotate sequentially and which are connected to a vacuum pump for establishing a vacuum when filled with flowable material. The flowable material deaerates and compacts when atmospheric pressure is subsequently restored.
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