1 entry 1 source
Concentrator
Open directlyWebster's 1828 Dictionary · 1828
Part of speech: noun (n.)
An apparatus for the separation of dry comminuted ore, by exposing it to intermittent puffs of air. Knight.
1 entry 1 source
Part of speech: noun (n.)
An apparatus for the separation of dry comminuted ore, by exposing it to intermittent puffs of air. Knight.