【摘要】 简述了选煤业面临的极好发展机遇 ,介绍了近年来选煤在原煤筛分破碎、高硫难选煤深度降灰脱硫、大型高效全重介简化工艺、干法与节水型选煤、细粒煤精选和脱水、传统技术升级、新材料技术等领域的研究成果 ,展望了中国选煤技术的五大发展趋势更多还原

【Abstract】 The paper introduced the excellent development chance in coal preparation industry. The paper introduced the raw coal screening and crushing, the deep de-ash and desulfurization for high sulfur and difficult washed coal, the large high efficient full heavy medium simple technology, the dry and water saving coal preparation, fine coal preparation and de-watering, conventional technology upgrading, new material technology and other research and development achievements in coal preparation. The paper has an outlook on the China coal preparation technologies with five development tendencies.更多还原