Non-carbon concentrate processes

Non-carbon concentrate processes means the affected source that includes mercury retorts and melt furnaces at gold mine ore processing and production facilities that use the Merrill-Crowe process or other processes and do not use carbon (or resins that substitute for carbon) to recover gold from the pregnant cyanide solution.

Source

40 CFR § 63.11651

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Scoping language

Terms used in this subpart are defined in the Clean Air Act, in 63.2, and in this section as follows:

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