Hydroprocessing catalyst for petroleum hydrocarbon and preparing method thereof
The present invention discloses a petroleum hydrocarbon hydrogenation treatment (hydro-denitrogenation, hydro-desulfurization, hydro-demetalization and hydro-saturation, etc) catalyst and its preparation method. Said invented preparation method includes the following steps: using alumina containing...
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Format: | Patent |
Sprache: | chi ; eng |
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