Mixing apparatus and method for mixing black liquor from cellulose production with ash from flue gases formed from combustion of black liquor
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United States of America Patent
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Feb 29, 2000
Issued Date -
N/A
app pub date -
Jul 10, 1998
filing date -
Jan 12, 1996
priority date (Note) -
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Abstract
A mixing apparatus for mixing black liquor from cellulose production with ash from flue gases which is generated on combustion of black liquor. The mixing apparatus contains a cylindrical tank, a stirrer mechanism having a propeller secured on the upper part of a vertical shaft, rotating baffles secured on the lower part of the shaft, and stationary, vertical, radial baffles arranged around, and at a distance from, the rotating baffles. The invention also provides a method for mixing black liquor and ash.
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