Invention Grant
US4519898A Low severity delayed coking 失效
低严重性延迟焦化

Low severity delayed coking
Abstract:
A delayed coking process is conducted at a relatively low temperature with the introduction of a gas into the coking drum to strip volatile matter from the coke product and to form coke containing 6 to 12 weight percent volatile matter. Low temperature delayed coking decreases the amount of coke yield, calculated on a volatile-free basis, and increases liquid yield.
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