Ore Dressing Minning Equipment Standards

Ore Dressing Minning Equipment Standards

Aug 19, 2019018332Table of Small Business Size Standards .212210 Iron Ore Mining 750 212221 Gold Ore Mining 1,500 212222 Silver Ore Mining 250 212230 Copper, Nickel, Lead, and Zinc Mining 750238290 Other Building Equipment Contractors 16.5 238310 Drywall and Insulation Contractors 16.5.

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