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由水电部郑州机械设计研究所设计,山西电力修造厂制造的 HCS—300型环锤式碎煤机,于1987年2月26~27日在太原通过技术鉴定。鉴定会由华北电管局副局长叶万仁主持,参加会议的有水电部科技司、修造公司、成套公司、华北电管局、部分省电力局、部属电力设计院、省电力设计院、西安交通大学、北京钢铁学院、
Designed by Zhengzhou Institute of Mechanical Design, Ministry of Electricity and Electricity, HCS-300 ring-ring coal crusher manufactured by Shanxi Electric Power Construction Factory passed the technical appraisal in Taiyuan from February 26 to February 1987. Identification will be held by Ye Wanren, deputy director of North China Electricity Administration, Ministry of Science and Technology to participate in the meeting, the Ministry of Construction, complete sets of companies, North China Electric Power Authority, part of the Provincial Electric Power Authority, subordinate Power Design Institute, Provincial Power Design Institute, Xi’an Jiaotong University Beijing Iron and Steel Institute,