Grouting air cushion plug
作者： Jiang Ruiyuan
DOI:
关键词: Spark plug 、 Earth surface 、 Air compressor 、 Slurry 、 Geology 、 Barrel (horology) 、 Petroleum engineering 、 Air cushion
摘要: The invention relates to a grouting air cushion plug. plug comprises leather bag arranged at the lower end of pipeline. two ends are in sealing connection with pipeline and provided rectification covers, that is, upper cover cover. Each is barrel cone shape. high-pressure pipe. pipe extends earth surface connected an compressor. According plug, slurry uniformly permeates into positions on periphery stratum, operation convenient.
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