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20171005090341.0 |
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940829t1993 |||a 00 0 eng d |
| 245 |
1 |
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|a Update on ventilation for longwall mine dust control /
|c by Robert A. Jankowski, Natesa I. Jayaraman and J. Drew Potts.
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| 260 |
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|a Washington D.C. :
|b United States Department of Interior. Bureau of Mines,
|c 1993
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| 500 |
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|a Bibliografía: p. 11.
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| 082 |
0 |
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|a 622.8
|2 18 EN
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| 650 |
|
7 |
|a CONTROL DEL POLVO
|2 LEMB.1
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| 650 |
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7 |
|a MINAS-SANEAMIENTO
|2 LEMB.1
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| 100 |
1 |
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|a Jankowski, Robert A..
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| 700 |
1 |
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|a Jayaraman, Natesa I..
|
| 700 |
1 |
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|a Potts, J. Drew.
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| 710 |
2 |
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|a United States Dapartment of Interior.
|b Bureau of Mines
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| 490 |
0 |
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|a Bureau of Mines Information circular
|v 9366
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| 830 |
|
0 |
|a Bureau of Mines Information circular
|v 9366
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| 300 |
|
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|a 11 p.
|b diagrs.
|c 28 cm.
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| 040 |
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|c AR-RiUNS
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| 942 |
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|c FOLLLETOFOTOCOPIA
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| 999 |
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|c 3303
|d 3303
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