Arsenic removal from hydrocarbons

Mineral oils: processes and products – Refining – Metal contaminant removal

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208251R, C10G 2906

Patent

active

044460066

ABSTRACT:
Elemental sulfur or aqueous sodium hydrogen phosphate is added to an arsenic-containing hydrocarbon, yielding a product hydrocarbon of reduced arsenic content. The process of the invention is particularly useful in the treatment of shale oils and other syncrudes containing relatively large concentrations of arsenic.

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