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Impact of using auxiliary fans on coal mine ventilation efficiency and cost /
Gorde:
| Erakunde egilea: | |
|---|---|
| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | ingelesa |
| Argitaratua: |
[Washington] :
United States. Dept. of the interior, Bureau of Mines,
1990.
|
| Saila: | Report of investigations (United States.
9307 |
| Gaiak: | |
| Etiketak: |
Etiketa erantsi
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MARC
| LEADER | 00000nam a2200000u 4500 | ||
|---|---|---|---|
| 001 | 00919802 | ||
| 003 | PWmBRO | ||
| 005 | 20240602102148.0 | ||
| 008 | 901120s1990 wau f eng | ||
| 010 | |a 90001512 | ||
| 069 | |a 90065075 | ||
| 090 | 0 | |a VF |b 622.4/2/I34 | |
| 245 | 0 | 0 | |a Impact of using auxiliary fans on coal mine ventilation efficiency and cost / |c by Keith G. Wallace, Jr. ... [et al.] |
| 260 | 0 | |a [Washington] : |b United States. Dept. of the interior, Bureau of Mines, |c 1990. | |
| 300 | |a 8 p. : |b ill. | ||
| 490 | 1 | |a Report of investigations ; |v 9307 | |
| 650 | 0 | |a Mine ventilation. | |
| 650 | 0 | |a Air flow | |
| 650 | 0 | |a Fans (Machinery) | |
| 650 | 0 | |a Brattices (Mining) | |
| 700 | 1 | 0 | |a Wallace, Keith G. |
| 710 | 2 | 0 | |a United States. |b Bureau of Mines. |
| 830 | 0 | |a Report of investigations (United States. |b Bureau of Mines) ; |v 9307 | |
| 942 | |2 ddc | ||
| 952 | |0 0 |1 0 |4 0 |6 622_420000000000000_I34 |7 0 |8 VF |9 73193 |a ML015 |b ML015 |c VF |d 2024-06-02 |l 0 |o 622.42 I34 |p 077537 |r 2018-03-24 00:00:00 |w 2018-03-24 |y VF | ||
| 994 | 0 | 1 | |a 077537 |
| 999 | |c 54578 |d 54578 | ||