This paper discusses the application and foreground expectation of self-lubricating stuffing in agitation equipment axial sealing, contrasting new stuffing sealing with the former.
本文通过对新、旧填料密封结构的对比,阐述了高自润滑填料在搅拌装置中的应用及前景展望。
This paper introduces a kind of new type self-sealing packer, whose hydraulic self-sealing mechanism replaces setting and releasing mechanism.
本文介绍了一种新型自封式封隔器,该片隔器采用液压自封原理,取消了封隔器的坐、解封机构和相应的操作。
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