Where can we find spent alumina catalyst from hydrodesulphurisation unit?
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65 Citations | The particle size of ground spent hydrodesulphurization catalyst appeared to be a critical factor on enhancing the metal extraction efficiency. |
21 Citations | As a catalyst for ethanol dehydration to ethylene, the obtained alumina nanosheets with easily-accessible surface and more active sites, exhibit a superior catalytic performance to the commercial alumina with a much higher yield at large space velocity. |
93 Citations | Therefore, the ordered mesoporous alumina was a promising catalyst support for the carbon dioxide reforming with methane. |
87 Citations | The measurements of the activity of the catalyst in hydrodesulphurization (HDS) of thiophene and hydrogenation (HYD) of cyclohexene indicate that titania-modified alumina supports can improve the HDS primary activity of the catalyst. |
20 Citations | The recovery and regeneration of alumina from spent catalysts can not only significantly contribute to the total recycling of such hazardous spent catalysts but also provide a new approach for the preparation of γ-Al2O3 with a high specific surface area using spent catalysts as the aluminum sources. |
Accordingly, this synthetic strategy provides a facile route to the controlled synthesis of nanostructured alumina catalyst supports with customized pore structures. | |
28 Citations | Furthermore, it is demonstrated that alumina is superior to active carbon, silica, or zirconium oxide as support for the hydrogenation/dehydration/hydrogenation sequence and a palladium-based catalyst deactivated more rapidly than the platinum catalyst. |
39 Citations | Therefore, with anticipated 5% annual increase in catalyst consumption, the generation of spent hydroprocessing catalysts predicted to be 200,000 tons annually. |
16 Citations | However, it was found that surface basicity of alumina catalyst plays an important role in catalytic hydrolysis of urea, and the activity of catalyst may be also influenced by the basic strength. |
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