关于煤工尘肺在煤矿井下作业工人中发病情况,国内外均已报道很多,已引起主管部门重视。特别是自1956年国家颁布了《关于厂矿企业防止矽肺危害的决定》以来,各厂、矿都实施了湿式开凿、通风排尘等综合防尘措施。但这一“决定”下达后,在新招收矿工中煤工尘肺发病趋势报道不多,特别是井下作业的两个主要接 About coal workers pneumoconiosis in coal miners in the incidence of workers, both at home and abroad have been reported a lot, has drawn the attention of the competent authorities. In particular, since 1956, the state promulgated the Decision on the Prevention of Silicosis in Plant and Minerals Enterprises, all plants and mines have implemented comprehensive dust control measures such as wet cutting, ventilation and dust extraction. However, after this “Decision” was issued, the trend of incineration of coal workers’ pneumoconiosis in the newly recruited miners has not been reported. In particular, the two main jobs of underground operations