Method of collecting and conditioning a petroleum coke fluid bed combustion ash
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United States of America Patent
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Jan 9, 1996
Grant Date -
N/A
app pub date -
Aug 23, 1994
filing date -
Aug 23, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of collecting and conditioning either or both of a fluid bed combustion cyclone or bed ash, from a sulfur-containing petroleum coke combustion, by transferring dry combustion ash, containing anhydrous calcium sulfate and resultant lime to a pneumatic tanker, transferring the tanker with the ash to a storage site, and discharging the dry ash through a mixing pump onto the storage site while adding sufficient water to hydrate anhydrous calcium sulfate and resultant lime in the ash and provide about 7-25 percent by weight excess water in the ash.
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