| 发明名称 |
METHOD OF MAKING A FAST SETTING HYDRAULIC BINDER |
| 摘要 |
<p>Calcium sulfate alpha hemihydrate and foundry sand are milled to cement fineness and form a hydraulic binder, as a mixture with both high early setting strength and excellent water resistance. The composition relies upon a sulfate activation of the foundry sand rather than an alkali activation thereof.</p> |
| 申请公布号 |
CA1336984(C) |
申请公布日期 |
1995.09.12 |
| 申请号 |
CA19890603850 |
申请日期 |
1989.06.23 |
| 申请人 |
PRO MINERAL GESELLSCHAFT ZUR VERWENDUNG VON MINERALSTOFFEN MBH;SICOWA VERFAHRENSTECHNIK FUER BAUSTOFFE GMBH & CO. KG |
发明人 |
KOSLOWSKI, THOMAS;LUDWIG, UDO;FROEHLICH, ALEXANDER |
| 分类号 |
C04B28/16;C04B7/32;C04B11/28;C04B28/06;C04B28/14;(IPC1-7):C04B28/06 |
主分类号 |
C04B28/16 |
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