| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c4171 _d4171 |
||
| 003 | Biblioteca-INTEMIN | ||
| 005 | 20180607164145.0 | ||
| 008 | 180607b xxu||||| |||| 00| 0 eng d | ||
| 080 | _a622.807 | ||
| 100 |
_aSeibel, Richard J. _98446 |
||
| 245 |
_aDust control at a transfer point using foam and water sprays (BM-TPR 97) _cSeibel, Richard J. |
||
| 260 |
_aWashington _bBureau of mines _c1976 |
||
| 650 |
_aCONTROL EN DE POLVO EN LA MINA _98447 |
||
| 942 | _cBK | ||