| 发明名称 |
METHOD OF PREVENTING LEAKAGE DURING STORAGE OF A GAS OR A LIQUID IN A ROCK CHAMBER BY ARTIFICALLY SUPPLYING A GAS OR A LIQUID TO THE ROCK SURROUNDING THE ROCK CHAMBER |
| 摘要 |
A pressurized gas or liquid in a rock chamber is prevented from leaking out through cracks in the rock if pressurized water is supplied to the rock so as to fill said cracks. The pressurized water shall be supplied to the rock also before and during the blasting of the rock chamber.
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| 申请公布号 |
US3670503(A) |
申请公布日期 |
1972.06.20 |
| 申请号 |
USD3670503 |
申请日期 |
1970.06.22 |
| 申请人 |
INGVAR JANELID |
发明人 |
INGVAR JANELID |
| 分类号 |
E21F17/16;(IPC1-7):B65G5/00;E21F5/14 |
主分类号 |
E21F17/16 |
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