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浏览/检索结果: 共4条，第1-4条 帮助 限定条件 发表日期：2013    内容类型：专利     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Clean fuel oil coal tar preparing method, involves separating coal tar into tower bottom light oil and tower bottom heavy oil, and providing low pressure diesel oil hydrogenation refining reactor for refining tower bottom light oil. 专利 申请日期: 2013-01-01, 公开日期: 2013-09-11 作者:  LI C LIANG C XIAO Z CHEN X WANG L S 收藏  |  浏览/下载：11/0  |  提交时间：2019/12/13 Metal silicide catalyst for selective hydrogenation of 1,4-butynediol comprises silicon nickel, silicon cobalt, silicon iron, silicon palladium or silicon molybdenum and carbon material carrier/oxide carrier/molecular screen carrier. 专利 申请日期: 2013-01-01, 公开日期: 2013-12-04 作者:  ZHANG M LI C LIANG C CHEN X 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/13 Catalyst for selective hydrogenation of phthalic anhydride for preparing phthalide, comprises oxide of metal chosen from aluminum and niobium, loaded with metal chosen from nickel and cobalt and metal chosen from gold and lanthanum. 专利 申请日期: 2013-01-01, 公开日期: 2013-12-11 作者:  JIN S LIANG C CHEN X 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/13 Preparation of cyclohexyl formate by adding benzoic acid salt water solution into constant pressure reaction kettle, adding selective hydrogenation catalyst i.e. modified Raney nickel catalyst, and conducting hydrogenation reaction. 专利 申请日期: 2013-01-01, 公开日期: 2013-12-18 作者:  ZHANG M LI C XIAO Z LIANG C CHEN X 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/13