| 发明名称 |
Aerating admixture for cement mortars and concretes |
| 摘要 |
<p>The present invention relates to an aeration additive for cement mortars and concretes that contains 70 to 100 percent by weight of iron oxides, particularly FeO, Fei2Oi3, Fei3Oi4 or waste steel or blast furnace flue dust and sludges, with average size of iron oxide particles within the range of 0.05 to 5 mm, which are formed at least partially by sintered microporous conglomerates of the individual particles.</p> |
| 申请公布号 |
CZ20002317(A3) |
申请公布日期 |
2002.02.13 |
| 申请号 |
CZ20000002317 |
申请日期 |
2000.06.20 |
| 申请人 |
KASTANEK FRANTISEK PROF. ING. DRSC. |
发明人 |
KAPLANEK RUDOLF;KASTANEK FRANTISEK PROF. ING. DRSC.;SKVARA FRANTISEK DOC. RNDR. DRSC.;BENDA FRANTISEK ING. CSC. |
| 分类号 |
C04B22/06;C04B18/06;C04B28/02;C04B103/30;C04B111/27;(IPC1-7):C04B22/06 |
主分类号 |
C04B22/06 |
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