一个焦炭的工艺流程产出适合燃烧和钢产品的焦炭，连同贵重的煤化学品，共值12美元每吨。
A coking process yielded coke suitable for fuel and steel production, along with valuable coal chemicals, which were collectively worth $12 per ton.
并以腰鼓变形量是否超过临界值作为焦炭塔判废的标准之一。
One of criteria for coker drum invalidation is whether the loin-drum deformation has exceeded the critical value.
使用混兑催化剂可提高渣油掺炼比，降低焦炭产率，提高装置处理量，并可提高汽油辛烷值。
Increases in throughput, resid blending ratio and gasoline octane as well as drop in coke yield can be obtained after the catalyst mixing.
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