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Pillar recovery design, technologies, and procedures in roof control plan reviews
| Pillar recovery design, technologies, and procedures in roof control plan reviews |
| Pubbl/distr/stampa | Arlington, Virginia : , : U.S. Department of Labor, Mine Safety and Health Administration, , 2012 |
| Descrizione fisica | 1 online resource (5 pages) |
| Collana | Procedure instruction letter |
| Soggetto topico |
Mine safety - United States
Barrier pillars - Safety measures |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910704546803321 |
| Arlington, Virginia : , : U.S. Department of Labor, Mine Safety and Health Administration, , 2012 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Reissue of P09-V-08, procedures for revoking MSHA certifications to take respirable dust samples or to maintain and calibrate approved dust sampling devices
| Reissue of P09-V-08, procedures for revoking MSHA certifications to take respirable dust samples or to maintain and calibrate approved dust sampling devices |
| Pubbl/distr/stampa | Arlington, Virginia : , : U.S. Department of Labor, Mine Safety and Health Administration, , 2012 |
| Descrizione fisica | 1 online resource |
| Collana | Program policy letter |
| Soggetto topico |
Coal mines and mining - Dust control - United States
Mines and mineral resources - United States Mine dusts - United States - Measurement Mine safety - United States Coal mines and mining - Dust control Mine dusts - Measurement Mine safety Mines and mineral resources |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Procedures for revoking MSHA certifications to take respirable dust samples or to maintain and calibrate approved dust sampling devices |
| Record Nr. | UNINA-9910705660603321 |
| Arlington, Virginia : , : U.S. Department of Labor, Mine Safety and Health Administration, , 2012 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
