Arsenic removal method

Details Arsenic removal method Arsenic removal method

1984-03-30

1985-07-30

Cintins, Ivars

Liquid purification or separation

Processes

Ion exchange or selective sorption

210681, 210911, B01D 1500

Patent

active

045320446

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.

REFERENCES:
patent: 4201667 (1980-05-01), Liao

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