Indurating means the process whereby unfired taconite pellets, called green balls, are hardened at high temperature in an indurating furnace. Types of indurating furnaces include straight grate indurating furnaces and grate kiln indurating furnaces.


40 CFR § 63.9652

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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