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平顶山煤业集团公司六矿、八矿、十一矿厚煤层生产技术改造和田庄选煤厂工艺技术改造项目 ,通过了省经贸委主持的专家组技术论证。两项技改投资总额预计达 1 4亿元。三个技改矿投资总额预计 70 0 0万元 ,主要用于装备综采放顶煤成套设备。 2 0 0 1年年底之前进行设备安装 ,投产
The technical transformation of the production of thick coal seams in the Sixth, Eighth, and 11th mines of the Pingdingshan Coal Mining Group Corporation and the technological transformation project of the Tianzhuang Coal Preparation Plant passed the technical argumentation of the expert group hosted by the Provincial Economic and Trade Commission. The total investment in the two technical reforms is expected to reach 1.4 billion yuan. The total investment of the three technological upgrading mines is expected to be 7.0 million yuan, which is mainly used to equip the full-mechanized top coal caving equipment. Installation of equipment before the end of 2010, put into production