Variant of NAICS 2017 Version 3.0 - Energy sector
- E - Energy sector
- 31-33i - E - Manufacturing
- 324i - E - Petroleum and coal product manufacturing
- 3241i - E - Petroleum and coal product manufacturing
32411 - Petroleum refineries
This industry comprises establishments primarily engaged in refining crude petroleum. Petroleum refining involves the transformation of crude oil by such processes as cracking and distillation.
| Code | Title |
|---|---|
| 324110Petroleum refineries | Petroleum refineries |
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