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我国第一套采用搪瓷防腐的煤矿立井井筒钢构件,已在湖南省涟邵矿务局牛马司煤矿水井头矿井付井(立井)使用,这一新工艺经有关部门进行多方面的技术鉴定,质量完全符合设计要求。
China’s first set of enamel corrosion of mine shaft shaft steel member has been in Hunan Lian Shao Mining Bureau cattle horse coal mine shaft wells pay well (shaft) to use this new technology by the relevant departments for a wide range of technical appraisal, Quality in full compliance with design requirements.