| Job Title |
Extractor-plant Operator |
| Job Description |
Tends Extractor Tanks, Distilling And Condensing Units, And
Auxiliary Equipment That Removes Grease From Bones For Further
Processing: Loads Bones Into Extractor Tanks And Bolts Tank
Door, Using Wrench. Turns Valves To Circulate Naphtha And Live
Steam Through Extractor Tanks To Dissolve And Remove Grease From
Bones. Observes Tank Thermometer And Color Of Vapor Through
Viewing Glass To Determine When All Grease Has Been Removed.
Turns Valves To Circulate Spent Naphtha Through Distilling And
Condensing Units. Starts Steam Pump To Force Grease Into
Treating Tank. Notifies Other Workers To Start And Stop Screw
Conveyor That Removes Degreased Bones From Extractor. Closes Top
Valves And Opens Bottom Valves On Extractor Tanks To Flush
Naphtha From Tank For Processing Subsequent Batches Of Bones.
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