华能高头窑煤矿4项发明专利获海外授权

from:中国华能集团有限公司date:2025-11-11

近日,华能北方公司高头窑煤矿“一种应用于矿井的混凝土下料系统”“一种煤矿综采工作面末采挂网工艺”“胶带输送保护装置”“一种超前支架喷雾装置”4项发明专利获卢森堡知识产权局授权。

文字:张兴宇

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