| 摘要 |
PURPOSE:To prepare charcoal formed in a desired shape at a low cost which emits little foul order and harmful gas in combustion, by crushing charcoal produced from waste wood, removing incombustible matters, blending a binder into powdered charcoal and forming the mixt. into a desired shape. CONSTITUTION:Waste wood 1 is placed in a charcoal oven 2 and is heated at about 800-1,000 deg.C for 8-10hr to produce charcoal 3. After spontaneous drying for a few days, the charcoal 3 is crushed in a crusher 5 to produce charcoal in powder 6. After removal of incombustible matters 7 such as nail and metal from the charcoal in powder 6, a binder is blended into it and the mixt. is formed into a desired shape to obtain the aimed formed charcoal for fuel.
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