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Thread Content
user
["求助加氢精制反应器问题",
"加氢精制反应器换催化剂时发现内壁附着一层灰白色水泥灰状物，用手刮不掉，很结实，温度越高的下部越多，请问是什么怎么形成的",
"我也遇到过，没有做过定性分析，我觉得是高温区有聚合结焦，经过烧焦后残留的金属氧化物",
"有没有可能是内壁温度偏高，出现了其他副反应产生了结焦",
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