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永荣矿务局是国有大型煤炭企业,已有50余年比较正规的开采历史,主产中灰、低硫、特低磷的工业冶炼用优质煤,年产原煤150万t,洗精煤70余万吨,是四川省重要的炼焦配煤生产基地之一。永荣矿务局曾以依靠科技进步,发展极薄煤层采掘机械化和洗煤加工,利用煤矸石和煤泥发电,利用煤矸石制砖起步早、成效显著而闻名遐迩。几十年来,该局坚持“提高效率、减少污染、促进发展”的洁净煤技术宗旨,按照“发展经济,采用有效、实用的新技术,实现保护环境、节约能源、合理利用资源、减少煤炭开发与利用中的二次污染”的目标,大力发展洁净煤技术,取得了显著的社会环境效益和经济效益。在同行业中有4个
Yongrong Mining Bureau is a large state-owned coal enterprise. It has more than 50 years of relatively regular mining history and produces high-quality industrial smelting coal with medium-ash, low-sulfur and ultra-low phosphorus. The annual output of raw coal is 1.5 million tons and the clean coal 70 More than 10,000 tons, is one of the important coking coal blending production base in Sichuan Province. Yongrong Mining Bureau has been relying on scientific and technological progress, the development of ultra-thin seam mining mechanization and coal washing process, the use of coal gangue and slime power generation, the use of gangue brick started early, with remarkable results. For decades, the council has adhered to the technical tenet of “clean coal” that “enhances efficiency, reduces pollution and promotes development.” In accordance with the principle of “developing the economy, adopting effective and practical new technologies, protecting the environment, conserving energy and using resources rationally, Reduce secondary pollution in the development and utilization of coal ”, vigorously develop clean coal technology and have achieved remarkable social and environmental benefits and economic benefits. In the industry there are four