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我矿选矿厂投产已廿多年,随着社会主义革命和建设的飞速发展,选矿生产和技术经济指标都超过了原设计水平。特别是处理能力已超过原设计的一倍左右。处理能力的扩大,选矿设备不能适应生产的需要,其中以跳汰机更为突出。曾设想增加数量,或改换型号,但由于厂房面积有限,新设备也难于到手,因此选矿厂改造进展较慢。经过无产阶级文化大革命的战斗洗礼,
Mine ore processing plant has been put into production for more than 20 years, with the rapid development of socialist revolution and construction, beneficiation production and technical and economic indicators have exceeded the original design level. In particular, the processing capacity has more than double the original design. Processing capacity of the expansion, beneficiation equipment can not meet the needs of production, jig more prominent. It has been envisaged to increase the number or to change the model, but because of the limited area of the plant and the difficulty in getting new equipment to work, the beneficiation of the concentrator is progressing slowly. After the baptism of the battle of the Great Proletarian Cultural Revolution,