This U.S. industry comprises establishments primarily engaged in (1) smelting copper ore and/or (2) the primary refining of copper by electrolytic methods or other processes. Establishments in this industry make primary copper and copper-based alloys, such as brass and bronze, from ore or concentrates.
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 |
|---|---|---|---|
| 331411 | 331411 | 331411 | Bars made in primary copper smelting and refining mills |
| 331411 | 331411 | 331411 | Blister copper manufacturing |
| 331411 | 331411 | 331411 | Copper alloys made in primary copper smelting and refining mills |
| 331411 | 331411 | 331411 | Copper concentrate refining |
| 331411 | 331411 | 331411 | Copper shapes (e.g., bar, billet, ingot, plate, sheet) made in primary copper smelting and refining mills |
| 331411 | 331411 | 331411 | Copper smelting and refining, primary |
| 331411 | 331411 | 331411 | Primary refining of copper |
| 331411 | 331411 | 331411 | Primary smelting of copper |
| 331411 | 331411 | 331411 | Refining copper, primary |
