| 摘要 |
PROBLEM TO BE SOLVED: To control leaching out of boron from coal ash by a simple method. SOLUTION: The method of controlling leaching out of boron from coal ash has a humidification maturing step 1 of humidifying and maturing the ash for a predetermined period to control leaching out of boron from the ash so as to meet environmental standards. COPYRIGHT: (C)2007,JPO&INPIT
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