Catalyst removal
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United States of America Patent
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Nov 17, 1998
Grant Date -
N/A
app pub date -
Oct 31, 1996
filing date -
Oct 31, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention involves the removal of catalyst particles adhering to catalyst tubes by means of automated ram rods. The rods are moved up and down in the catalyst tubes by means of rotating wheels having cams which cyclically raise and drop the rods.
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