| Job Title |
Cryolite-recovery Operator |
| Job Description |
Operates Machines To Recover Cryolite From Scrap Potlining:
Sets Mill Gauge To Specified Feed Rate And Adjusts Air Volume,
According To Screen Analysis From Laboratory. Sets Hearth
Rheostats And Heat Controller To Specified Temperature, And
Turns Valves To Adjust Rate Of Flow Of Steam And Oil To Burners.
Starts System Of Conveyors, Grinder, Roaster, Mixer Equipment,
Cooling And Exhaust Fans, And Burners. Moves Levers To Regulate
Flow Of Materials, And Adjusts Valve To Control Volume Of
Liquor. Turns Valve To Drain Spent Liquor And Lime Hydrate To
Causticizer Tanks. Makes Titration Test, Records Results, And
Sends Samples To Laboratory. Observes Gauges, Indicators,
Thermometers, And Controls To Ensure Conformity To
Specifications.
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