This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) underground mining of bituminous coal; (2) developing bituminous coal underground mine sites; and (3) underground mining and beneficiating of bituminous coal (e.g., cleaning, washing, screening, and sizing coal).
Cross-References. Establishments primarily engaged in--
| Go to: | No change 2002 to 2007 | No change 1997 to 2002 | 2002 Economic Census and other data sources |
| 2007 NAICS | 2002 NAICS | 1997 NAICS |
Corresponding Index Entries |
|---|---|---|---|
| 212112 | 212112 | 212112 | Bituminous coal underground mine site development for own account |
| 212112 | 212112 | 212112 | Bituminous coal underground mining or mining and beneficiating |
| 212112 | 212112 | 212112 | Coal, bituminous, underground mining or mining and beneficiating |
| 212112 | 212112 | 212112 | Semianthracite underground mining or mining and beneficiating |
| 212112 | 212112 | 212112 | Semibituminous coal underground mining or mining and beneficiating |
| 212112 | 212112 | 212112 | Subbituminous coal underground mining or mining and beneficiating |
