The NAICS Code 331311 is described as
Alumina Refining- Alumina refining
- Aluminum oxide refining
Description
This U.S. industry comprises establishments primarily engaged in refining alumina (i.e., aluminum oxide) generally from bauxite.
Establishments primarily engaged in-
· Manufacturing aluminum oxide abrasives and refractories-are classified in Subsector 327, Nonmetallic Mineral Product Manufacturing; and · Making aluminum from alumina-are classified in U.S. Industry 331312, Primary Aluminum Production.
(2019-08-02)
It belongs to the code group
NAICS Code 33131 Alumina and Aluminum Production and Processing
To this Code "331311" belongs the sub codes
(No direct sub codes available)
The equivalent ISIC Code (Rev. 3.1) is
| 2720: |  Manufacture of basic precious and non-ferrous metals |
| |  Métallurgie et première transformation des métaux précieux et des métaux non ferr |
The nearest NACE Code (Rev. 1.1) is
| 27.41: |  Erzeugung und erste Bearbeitung von Edelmetallen - Erzeugung und erste Bearbeitung von Edelmetallen |
| 27.41: | Precious metals production - Precious metals production |
| 27.41: | Production de métaux précieux |
| 27.41: |  Produzione di metalli preziosi |
| 27.41: |  Produccion y primera transformacion de metales preciosos |
| 27.41: |  Produktie van edele metalen |
| 27.41: |  Fremstilling af ædelmetaller |
The equivalent CPC Code (Rev. 1.1) is
Translation of the Code description
(2019-08-02)
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