Mineral oils: processes and products – Refining – Metal contaminant removal
Patent
1982-08-16
1984-06-12
Gantz, Delbert E.
Mineral oils: processes and products
Refining
Metal contaminant removal
208 11R, C06
Patent
active
044540272
ABSTRACT:
Aqueous and organic fluids which contain arsenic are contacted with spent oil shale from an oil shale retorting operation and separated therefrom, yielding a fluid of reduced arsenic content. In one embodiment, shale oil is placed in contact with spent oil shale under conditions of elevated temperature and pressure to reduce the arsenic content of the oil.
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Franks Robert A.
Gantz Delbert E.
McFarlane Anthony
Sandford Dean
Union Oil Company of California
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