| Job Title |
Cone Operator |
| Job Description |
Tends Cone (gravity Device) To Separate Slate And Rock From
Coal: Presses Buttons To Start Conveyor And Regulate Flow Of
Material Into Top Of Cone. Turns Valve To Regulate Flow Of Water
Into Bottom Of Cone And Maintain Specified Pressure To Carry
Coal Off With Overflow While Rock And Slate Fall To Bottom.
Pulls Lever To Open Slate Gate At Bottom And Draw Off
Impurities.
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