Process and apparatus for removing unpolymerized gaseous monomers from olefin polymers
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United States of America Patent
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Nov 18, 1997
Grant Date -
N/A
app pub date -
Sep 26, 1995
filing date -
Sep 26, 1995
priority date (Note) -
Expired
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Abstract
There is provided a process and apparatus which utilizes a purger capable of handling different solids having different particle sizes and operating at a purge gas velocity higher than the minimum fluidization velocity of solids without gas channeling or solids backmixing. The purger has tapered walls and a conically-shaped, gas-permeable, solids-impermeable constraint means.
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