焦化塔大油气线结焦原因分析及对策 关键词 延迟焦化 焦炭塔 油气线 结焦 压降 急冷油 [gap=992]eywords] delayed coking；coking tower；oil/gas pipelines；coking；pressure drawdown；quenching oil
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fast quenching oil [机] 快速淬火油
bright quenching oil [机] 光亮淬火油
quenching oil column 急冷油塔
vacuum quenching oil [机] 真空淬火油
conventional quenching oil [机] 普通淬火油
quenching oil inlet 淬火油口 ; 淬火油入口
oil quenching 油淬化 ; [机] 油淬火 ; 油急冷
whale quenching oil 淬火鲸油
synthetic quenching oil 合成淬火油
The study on formulation and performance evaluation of overspeed quenching oil were described.
阐述了超速淬火油的研究过程及其性能评定结果。
Frequent leakage of mechanical seal of quenching oil circulating pump was a hard problem in ethylene production.
急冷油循环泵的机械密封频繁泄漏是困扰乙烯生产的老难题。
However, it is imperative to develop, produce and apply vegetable oil based quenching oil and other green quenchants.
然而，开发、生产及使用植物油基淬火油等绿色淬火介质势在必行。
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