{HEAD ~ A catalytic multi stage hydrocarbon conversion process} is provided for reducing {TAIL ~ high metals content}, sulfur content and pour point of the catalytically reacted residual oil by the use of sequential combination of catalytic compositions 
is provided for reducing
{ HEAD ~ A catalytic multi stage hydrocarbon conversion process } is provided for reducing { TAIL ~ high metals content } , sulfur content and pour point of the catalytically reacted residual oil by the use of sequential combination of catalytic compositions
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