Wet reclamation of sodium silicate used sand and biological treatment of its wastewater by Nitzschia

• 作 者: Wang Huafang Fan Zitian Yu Sha
• 机 构: StateKeyLaboratoryofMaterialProcessandDieandMouldTechnology
• 出 处: 中国铸造：英文版
• 发表日期: 2012年1期
• 基金项目: This work was financially supported by the National Natural Science Foundation of China （No. 51075163） and the Research Fund for the Doctoral Program of Higher Education of China （No. 20100142110017）.

The massive amount of sodium silicate in the used sand was a pollution source,especially in the waste water from the wet reclamation of used sand.A new process of wet reclamation by biologically treating the waste water produced during the wet reclamation