由潞安矿业(集团)公司王庄煤矿机电科、通风科、综掘队联合研制的AM-50型掘进机内喷雾装置首次使用获得成功。AM-50型掘进机自投入煤矿使用近20年来,由于多方面原因,内喷雾装置在实际生产中一直没有得到充分利用,效果不太理想,成为我国煤炭企业安全生产的一大难题。为解决这一难题,王庄煤矿专门成立了课题研究小组,由机电副矿长亲自抓这项工 The first use of the AM-50 TBM internal spray device, jointly developed by Luzhuang Mining (Group) Company, Wangzhuang Coal Mine Electromechanical Branch, Ventilation Section and Fully Mechanized Digging Team, was successful. For nearly 20 years since the AM-50 roadheader was put into use in the coal mine, due to various reasons, the internal spray device has not been fully utilized in actual production and the effect is not very satisfactory, which has become a major problem for the safety of coal enterprises in our country. To solve this problem, Wangzhuang Coal Mine set up a special research team, deputy director of mechanical and electrical to grasp the work