The present invention belongs to the field of extraction processes, more specifically, to processes of {HEAD ~ extractive oxidation} of {TAIL ~ contaminants} from raw fuel streams with the aid of an oxidation pair and a catalyst, which is a reduced iron oxide 
The present invention belongs to the field of extraction processes , more specifically , to processes of { HEAD ~ extractive oxidation } of { TAIL ~ contaminants } from raw fuel streams with the aid of an oxidation pair and a catalyst , which is a reduced iron oxide
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