Knotter system
Knotter system means equipment where knots, oversized material, or pieces of uncooked wood are removed from the pulp slurry after the digester system and prior to the pulp washing system. The knotter system equipment includes the knotter, knot drainer tanks, ancillary tanks, and any other equipment serving the same function as those previously listed.
Source
40 CFR § 63.441
Scoping language
All terms used in this subpart shall have the meaning given them in the CAA, in subpart A of this part, and in this section as follows: