| 发明名称 |
METHOD FOR REDUCING THE LEACHABILITY OF GRANULAR MATERIAL AND GRANULAR MATERIAL OBTAINED USING THIS METHOD |
| 摘要 |
<p>This invention relates to a method for reducing the leachability of granular material, which essentially consists of an inorganic binder and a filler, which contains contaminants. According to the invention the granular material prepared is coated with a closed coating of water-insoluble and water-repellent material. Said coating being preferably a watertight and/or waterrepellent polymer composition.</p> |
| 申请公布号 |
CA2031091(C) |
申请公布日期 |
1996.11.12 |
| 申请号 |
CA19902031091 |
申请日期 |
1990.11.29 |
| 申请人 |
HOOGOVENS TECHNICAL SERVICES ENERGY & ENVIRONMENT BV |
发明人 |
TEEKMAN, GERTJAN ARNOLD OLIVIER |
| 分类号 |
B09B3/00;B01J2/00;C02F11/00;C04B18/02;C04B18/08;C04B20/10;(IPC1-7):B09B3/00;C04B18/04;B09B1/00 |
主分类号 |
B09B3/00 |
| 代理机构 |
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