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Method for removing boron in polycrystalline silicon, involves adding silicon compound to to-be-purified metal, heating, adding modified silicone to smelting slag purification agent, mixing with post-treatment agent, and recycling. 专利
申请日期: 2013-01-01, 公开日期: 2013-09-25
作者:  WANG D LI J LI Y ZHANG L TAN Y
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/13
Method for recovering silicon and silicon carbide from waste, involves melting mixture of processed pulp powder and metal material in melting furnace, and separating and recycling silicon and silicon carbide. 专利
申请日期: 2011-01-01, 公开日期: 2011-10-19
作者:  LI J LI Y TAN Y WANG H
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/18
Enhancing freshwater yield in desalinating seawater and recycling dense seawater by adding antisludging agent in seawater, performing reverse osmosis, separating freshwater, removing metal ions, washing metal ion sieve, and regenerating. 专利
申请日期: 2009-01-01, 公开日期: 2009-06-24
作者:  CHENG Z MA W QIN C TIAN L WANG R YA
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/24


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