In the original design of the cracking gas compressor unit in ethylene plant, wash oil is to be injected into the suction line and the impeller to alleviate coking in the compressor unit.
乙烯装置裂解气压缩机组为减缓机组结焦，原设计在机组吸入管线和叶轮上注洗油。
A coking gas oil was treated by clay refining processs in laboratory. Then the oil reacted with a substance a.
以物质A为反应物，白土为脱色物质，研究用反应-吸附的方法提高焦化柴油的质量。
The trouble of oil-bringing in the gas-cleaning system of Chengde Coking and Gas Company is analyzed and studied, a series of effective programs worked out.
对承德焦化煤气公司的煤气净化系统带油问题进行了分析研究并制定了一套行之有效的解决方案。
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