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“竖炉连续焙烧碳酸锰矿”是松桃自治县所承担的国家“星火计划”山区综合技术开发项目之一。项目承担单位是松桃县锰矿。一座竖炉容积20m~3,成品生产能力7 200t。该项目由国家科委和省科委共同投资,总投资额22万元。到目前为止,已按合同进
“Vertical furnace roasting manganese carbonate ore” is one of the national “Spark Plan” mountain comprehensive technology development projects undertaken by Songtao Autonomous County. Project undertaking unit is Songtao County manganese ore. A shaft furnace volume of 20m ~ 3, finished product production capacity of 7 200t. The project jointly invested by the State Science and Technology Commission and the Provincial Science and Technology Commission with a total investment of 220,000 yuan. So far, according to the contract