发明名称 |
Concrete for road surfaces and process for preparation thereof |
摘要 |
<p>A concrete for carriageway coverings according to the 'ZTV Beton-StB 91' regulations consists of at least 340 kg/cu.m. cement and aggregates with a particle compsn. according to DIN 1045 and at least one essential particle group of above 8 mm, the novelty being that at least one of the essential particle groups of above 8 mm consists of concrete granulate recovered from old carriageway coverings. Also claimed is a process for reusing old carriageway coverings of concrete.</p> |
申请公布号 |
EP0628522(B1) |
申请公布日期 |
1997.04.23 |
申请号 |
EP19940107748 |
申请日期 |
1994.05.19 |
申请人 |
GEBR. VON DER WETTERN GMBH |
发明人 |
ZIMMERMANN, WOLFGANG |
分类号 |
C04B18/16;C04B28/02;E01C7/08;E01C7/14;(IPC1-7):C04B18/16 |
主分类号 |
C04B18/16 |
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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