| 摘要 |
<p>A briquette, particularly for use as additional combustible in shaft furnaces for melting of mineral in mineral wool manufacture and comprising 30-75% of a combustible in the form of coal and/or coke, 8-35% of a hydraulic binder such as cement and 15-35% of a filler in the form of a fine grain, oxidic, mineral component such as sand, slag, stone powder, fly ash, limestone powder, dolomite powder, silicon dioxide or a fibrous waste material from the mineral wool manufacture.</p> |
