| 摘要 |
PROBLEM TO BE SOLVED: To provide a granulation method of wood waste chips wherein attached matter is separated and removed from waste wood; needle-like surface is removed by gas burning; a solution formed by mixing a paste agent, medical properties and a solvent is made to be absorbed in the dried waste wood chips; and the chips are heated, cured and dried and formed into storable particles easy to handle for application. SOLUTION: The present invention comprises following processes: (1) waste wood coming from building waste materials is crushed to separate and remove the attached matter, and the chips are screened into a certain particle size, subjected to gas burning and drying; (2) a paste agent like starch, a medical property like pyroligneous acid and a solvent like water are mixed to produce a solution; (3) the solution of (2) is sprayed onto the dried chips, or the chips are dipped into the solution to absorb the solution; (4) the chips having absorbed the solution of (3) are burned, dried and cured; (5) lumps of the cured chips of (4) are crushed and screened. COPYRIGHT: (C)2006,JPO&NCIPI
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