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Preparing biomass compound organic fertilizer comprises preparing solid filter residue, adding solid filter residue, biomass powder, and polymer to the reaction tank, heating, reacting, cooling, controlling, drying and packaging. 专利
申请日期: 2018-01-01, 公开日期: 2018-05-04
作者:  GUO L WANG H DUAN S MA W CHEN Z MEN
收藏  |  浏览/下载:9/0  |  提交时间:2019/12/02
一种改性乳化沥青的制备装置及方法 专利
作者:  虞将苗;  李雅坤;  莫广亮;  马平川;  郭朱屹
收藏  |  浏览/下载:0/0  |  提交时间:2019/04/10


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