| 发明名称 |
Porous clay bricks prodn. |
| 摘要 |
Process for prodn. of porous clay bricks comprises incorporating a fuel mixt. of carboxymethylcellulose, silicon dioxide and hydrated colloidal silica into the brickmaking mixt. consisting predominantly of clay and loam, and firing the bricks in the usual way.
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| 申请公布号 |
DE19532649(A1) |
申请公布日期 |
1997.03.06 |
| 申请号 |
DE19951032649 |
申请日期 |
1995.09.05 |
| 申请人 |
ELGES, WILHELM, 44265 DORTMUND, DE |
发明人 |
ELGES, WILHELM, 44265 DORTMUND, DE |
| 分类号 |
C04B22/08;C04B24/38;C04B38/06;(IPC1-7):C04B38/06 |
主分类号 |
C04B22/08 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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