Copper concentrate dryer
Copper concentrate dryer means a vessel in which copper concentrates are heated in the presence of air to reduce the moisture content of the material. Supplemental copper-bearing feed materials and fluxes may be added or mixed with the copper concentrates fed to a copper concentrate dryer.
40 CFR § 63.1459
Terms used in this subpart are defined in the Clean Air Act, in 63.2, and in this section as follows: