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一、突出和涌出的经过特殊涌出包括突出和大量涌出,前者发生于营城五井,后者发生于九二井,现简述如下:1、五井的CO_2和岩石突出据介绍,一九七五年六月十三日,营城矿五井新区十下山(十号绞区)的一条石门,在开掘了420米后于晚上22时放炮时突出。该处离地表439米。当时听到轰、轰、轰、三声巨响,突出的岩石充满了46.8米巷道,前缘岩石堆积的坡度角为28°,突出的CO_2逆风漫延
First, the outstanding and well-gushed after a special gush, including the prominent and a large number of gush, the former occurred in Yingcheng five wells, which occurred in 1992 wells, are summarized as follows: 1, five well CO_2 and rock prominent According to reports, a On June 13, 1975, a stone gate of Shishangshan (No. 10 Belt) in the Weijing New District of Yingcheng Mine was highlighted after 420 meters of digging at 2200 hours. The area is 439 meters above the surface. At that time, they heard the boom, the boom, the boom and the three loud noises. The prominent rock was filled with 46.8m roadway. The slope angle of the leading rock accumulation was 28 °.