U type drainage device optimization and application in gas drainage system
ZENG Yong
Abstract：gas drainage process because of the presence of water , effect of gas drainage and drainage work by a greater impact , in order to reduce or avoid the effect of water on the gas drainage , the tailrace installed in the gas drainage system.This paper analyses the existing U type drain common shortcomings , and improve it , foster strengths and circumvent weaknesses , has received the good effect in the trial of Xinglong coal mine.
Keywords：gas drainagetailrace
Publication Date：2014-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 14-17 )