| 发明名称 |
METHOD FOR VENTILATION OF BLIND DRIFTS |
| 摘要 |
A method for ventilation of blind drifts relates to mining and can be used for ventilation at its penetration by blasthole drilling and in machine way and at implementation of protective treatment of massif with prevention of sudden outbursts of coal and gas. |
| 申请公布号 |
UA56985(U) |
申请公布日期 |
2011.02.10 |
| 申请号 |
UA20100005656U |
申请日期 |
2010.05.11 |
| 申请人 |
UKRAINIAN ENGINEERING AND PEDAGOGICAL ACADEMY |
发明人 |
TUHAI VOLODYMYR VASYLIOVYCH;AVERSHYN ANDRII OLEKSANDROVYCH;ALIOKHIN ROMAN PAVLOVYCH;STEPANOV YEVHEN IVANOVYCH |
| 分类号 |
E21F1/14 |
主分类号 |
E21F1/14 |
| 代理机构 |
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