Method for extended conditioning of delayed coke
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United States of America Patent
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-
May 29, 1990
Issued Date -
N/A
app pub date -
Oct 7, 1985
filing date -
Mar 12, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method for conditioning delayed coke includes allowing coke to form in a first chamber or coke drum, while simultaneously conditioning coke in a second coke drum by flowing through it a hydrocarbon conditioning fluid recirculated from another portion of the coking apparatus, said conditioning fluid having a temperature of more than 750.degree. F. and less than 1000.degree. F., and decoking a third coke drum. The coking, conditioning and decoding operations are sequentially switched among the coke drums.
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