吉林省延吉市科委情报研究所经过两三年的努力,就地取材,试制成功了不用氧化剂、不用石腊的“烟煤上点火蜂窝煤”。这种蜂窝煤,点火层由糠醛渣、稻谷壳、葵花籽皮、糠腊(食油精炼过程中的下脚料)配制而成,不用掺加氧化剂和石 After two to three years of hard work, the Institute of Intelligence of Yanji Science and Technology Committee of Jilin Province took materials from the local area and successfully produced the “bituminous coal briquettes on bituminous coal” without oxidants and without paraffin. This honeycomb coal, the ignition layer is made of furfural slag, rice husk, sunflower seed skin, enamel (waste of the oil refining process) formulated without the addition of oxidants and stone