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1988年6月7日至9日中国和法国煤炭副产品利用专家在北京举行了技术交流会,会上法国专家们介绍了法国煤矸石和粉煤灰的工业化利用情况。法国近28年来(1959—1987年),共利用煤矸石1.4亿吨,其中红矸(自然煤矸石)7300万吨,法国的煤矸石主要用于水泥工业、制砖和筑路工程,此外,还从煤矸石中回收可燃物,自1974年以来,法国共从煤矸石中回收了600万吨燃料。法国赛利克公司在利用煤矸石生产烧结砖技术方面处于世界领先地位,其特点是利
From June 7 to June 9, 1988, experts in coal by-products utilization in China and France held a technical exchange meeting in Beijing. At the meeting, French experts introduced the industrial utilization of coal gangue and fly ash in France. Nearly 28 years in France (1959-1987), a total of 140 million tons of coal gangue were used, of which 73 million tons of red gangue (natural coal gangue) was mainly used in the cement industry, brick making and road construction projects. In addition, It also recovered combustibles from gangue, which has recovered 6 million tons of fuel from coal gangue since 1974. France 赛 Lectra company in the use of coal gangue brick production technology in the world leader, which is characterized by Lee