funnel box en · NOUN
Meanings
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An apparatus for collecting finely crushed ore from water.
The calcined stuff, as it comes from the furnace, is thrown through a hopper or shaking funnel box between two metal cylinders, through which both the coarſer particles and clods fall
1790, Ignaz von Born, New Process Of Amalgamation Of Gold And Silver Ores:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| funnel boxes | Number=Plur | lexicographic |