| 发明名称 |
Method for sealing waterways in a hydraulic installation |
| 摘要 |
A compound is injected into the crack to be sealed, which compound is an aqueous paste, containing cellulose fibres which can swell, a binding agent and an agent causing the fibres to swell after injection.
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| 申请公布号 |
CH622048(A5) |
申请公布日期 |
1981.03.13 |
| 申请号 |
CH19780007276 |
申请日期 |
1978.07.04 |
| 申请人 |
INSTITUT DE RECHERCHES ET D'ETUDES TECHNIQUES ET ECONOMIQUES SA |
发明人 |
GERARD HEMOND |
| 分类号 |
C09D5/34;(IPC1-7):E02B3/16 |
主分类号 |
C09D5/34 |
| 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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