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浏览/检索结果: 共5条，第1-5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：请选择发表日期升序发表日期降序提交时间升序提交时间降序题名升序题名降序作者升序作者降序 Laser display system 专利 专利号: EP3196696A1, 申请日期: 2017-07-26, 公开日期: 2017-07-26 作者:  XU, ZUYAN;  BI, YONG;  LIU, KE;  PENG, QINJUN;  GAO, WEINAN 收藏  |  浏览/下载：23/0  |  提交时间：2019/12/30 Preparation of catalyst used for removing organic matter in wastewater, involves crushing biomass, sieving, washing with deionized water, drying, absorbing transition metal ion solution, adding pulverized coal ash, filtering and calcining. 专利 申请日期: 2014-01-01, 公开日期: 2014-03-12 作者:  XU J WANG R CHENG Z GAO L MA W ZONG 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/11 Drinking water treatment device comprises a power supply, a water barrel, a connector, a booster pump, a pressure gauge, a membrane module, a flow regulating valve, an electrolytic device, a storage tank, and a primary filter layer. 专利 申请日期: 2014-01-01, 公开日期: 2014-03-12 作者:  XU J WANG R CHENG Z GAO L MA W ZONG 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/11 Synthesis of composite molybdenum removing agent involves oxidizing ferrous salt to trivalent iron salt, adding ferrous salt and additive, adding catalyst, reacting, adjusting pH, adding trivalent iron salt, stirring and adding dispersant. 专利 申请日期: 2014-01-01, 公开日期: 2014-04-30 作者:  XU J WANG R MA W CHENG Z ZONG P SHA 收藏  |  浏览/下载：1/0  |  提交时间：2019/12/11 Manufacture of magnetic biomass adsorbent for removing heavy metals, involves pouring chitosan-acetic acid solution, biomass-acetic acid solution and magnetic powder into alkali liquor, and selecting magnetic adsorbent with magnet. 专利 申请日期: 2013-01-01, 公开日期: 2013-09-25 作者:  XU J WANG R MA W CHENG Z ZONG P SHA 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/13