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浏览/检索结果: 共3条，第1-3条 帮助 限定条件 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 New N-alkyl-beta-ketimine iron compound, is prepared by adding ketimine derivative with n-butyllithium and then reacting obtained material with N-alkyl-beta-ketimine ligand solution at room temperature. 专利 申请日期: 2016-01-01, 公开日期: 2016-06-08 作者:  GENG C PENG Y WANG L ZHANG H 收藏  |  浏览/下载：7/0  |  提交时间：2019/12/09 Inlet channel four annular intersection real-time traffic signal controlling method, involves mounting traffic signal lamps, dividing passing space unit into first inlet and exit channel, and entering second channel into discharging mode. 专利 申请日期: 2014-01-01, 公开日期: 2014-08-27 作者:  XU H GENG X YAO R ZHANG K 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/11 Complicated mephitic waste gas purification method, involves filtering and purifying waste gas through packing tower, where stuff of packing tower is mixture of tree bark, barnyard manure compost and volcanic. 专利 申请日期: 2008-01-01, 公开日期: 2008-03-12 作者:  ZHANG C QUAN X DU L GENG C WU D HAO 收藏  |  浏览/下载：8/0  |  提交时间：2019/12/27