日本自1950年实行煤矿安全法以来到1982年为止的33年间共发生了13次瓦斯突出,死亡298人,详见表1。特别是去年日本北煤夕张新煤矿发生一次日本最大、世界也是最大、最惨的事故。瓦斯突出机理的学说不一,世界上也各有不同的见解。 A total of 13 gas outbursts occurred in Japan over the 33 years since 1982 when the Coal Mine Safety Law came into effect in 1950, with 298 deaths. See Table 1 for details. Especially last year, Japan’s Beixiangxi Zhang new coal mine occurred in Japan’s largest, the world is the largest and most tragic accident. Gas outburst mechanism of different doctrines, the world also has its own different views.