摘要
砂金矿山所用砂泵提升装置因突然停电而堵塞提升系统。本文设计的新型防堵阀门，解决了砂泵堵塞问题。
Due to power failure suddenly,the lifting system of sand pump in alluvial gold mine is frequently blocked up.With the design and development of sand pump valve to guard against block,the problem of sand pump block is solved.This paper gives a description in detail.
出处
《黄金》
CAS
北大核心
1994年第3期19-21,共3页
Gold
关键词
砂泵
防堵阀门
设计
sand pump
block
valve to guard against block
