| 摘要 |
<p>A production method of a rock wool product comprising the steps of forming municipal waste incineration ash, which is difficult to use in a powder form for a waste recycling purpose, into a lump-form solidified material by a granulator at low costs, charging the material into a melting furnace along with a modifying material for melting therein, and molding the molten mixture into a fiber structure.</p> |
