%0 Journal Article %T The direct oxidation of hydrogen sulphide over activated carbons prepared from lignite coal and biochar %A Nunhez, José Roberto %J The Canadian Journal of Chemical Engineering %V 89 %N 4 %P 844-853 %@ 0008-4034 %D 2011-08-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve