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吉林省延吉市工业研究所、延吉市粮油加工厂新近联合试制了用糖醛渣、稻谷壳、葵花籽皮、糠腊等作点燃剂、烟煤为本体的蜂窝煤。用一根火柴、一小块纸片点燃,10分钟左右达到正常燃烧,炉口温度600℃上下,旺火时间约50分钟,一块煤可供三、四口之家做一餐一般的饭菜。无烟无味,使用方便,热效率在55%左右。这种蜂窝煤的本体煤用三道湾煤矿的烟煤(长焰煤),热值为4,600千卡/公斤,整块重515克。具体配方见表。
Yanji City, Jilin Province Institute of Industry, Yanji City, grain and oil processing plant recently trial with sugar aldehydes residue, rice hull, sunflower husk, bran wax as a fuel, anthracite coal briquette. With a match, a small piece of paper lit, about 10 minutes to achieve normal combustion, furnace temperature up and down 600 ℃, stir for about 50 minutes, a piece of coal for three or four to make a meal of meals. Smokeless tasteless, easy to use, thermal efficiency at about 55%. The briquettes of this coal briquette use bituminous coal (long-flame coal) from Sandaowan Coal Mine, with a calorific value of 4,600 kcal / kg and a bulk weight of 515 grams. Specific formula see table.