The hydraulic pressure oil pump wears, the seal does not seal. Should repair or the replacement damage hydraulic pressure oil pump and the seal.
液压油泵磨损，密封件不密封。应修复或更换损坏的液压油泵和密封件。
The mechanical seal leakage of hot oil pump has always been an important problem for oil refineries.
热油泵机械密封的泄漏一直是炼油厂关注的重要问题。
The reasons on oil seal of filling carrier pump losing efficacy are analyzed. Transformation of oil seal structure is made, and good seal effect can be gained.
对浆料输送泵轴封失效原因进行分析，通过对轴封结构进行改进，取得良好密封效果。
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