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Preparation of propylene involves preparing silicon source, seed crystal and deionized water, adding solution to glue liquid, preparing gel, crystallizing gel, mixing aluminum oxide and sesbania powder, washing, drying and roasting. 专利
申请日期: 2012-01-01, 公开日期: 2012-01-04
作者:  CHANG X GUO H LIANG C LIU C LIU J Z
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