00578nab a2200181 4500 20260520001724.0 260224s2007 xxu Consider new synergistic methods to upgrade bitumen Innovative methods conserve energy resources for oil sands projects Dic. 2007 16/04/2008 ; 16/04/2008 3 p. ; 113-116 12 Hydrocarbon Processing 86 ARTICULO Zhang, A. 39257 Childs, A.M. 39258 167791 167791 0 0 0 0 235610 BAAB BAAB 2026-03-05 200042543 0 200042543 2026-03-05 14:47:14 2026-03-05 ARTICULO