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Producing propylene oxide involves performing propylene epoxidation by hydrogen peroxide, where fresh propylene, circulating propylene and hydrogen peroxide are mixed. 专利
申请日期: 2010-01-01, 公开日期: 2010-04-14
作者:  DONG H GUO X JIANG D LIU Z XIAO W Y
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Manufacture of semiconductor laser 专利
专利号: JP1988168065A, 申请日期: 1988-07-12, 公开日期: 1988-07-12
作者:  TSUNEKAWA YOSHIFUMI
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