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Catalytic upgrading of Asphalt Ridge bitumen over hydrodenitrogenation catalysts (Abstract only) | 1997 | The bitumen extracted from Asphalt Ridge oil sands was hydrotreated over three sulfided NiMo/y-Alumina hydrodenitrogenation catalysts in a fixed bed reactor to study the extent of upgrading as a function of process variables and catalyst. The process variables investigated were temperature (619-685 ... |
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