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Found 1 results for "metal refining"
331492
Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum)
NAICS code 331492 covers establishments primarily engaged in the secondary smelting, refining, and alloying of nonferrous metals excluding copper and...
secondary smelting
nonferrous metals
metal refining
alloying
scrap metal recovery