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发明名称
Soil remediation through surface modification
摘要
Composition and process of surface modification of soil particles by coating to improve fertility, better moisture and nutrients retention, flooding resistance, and longer freeze-thaw-freeze cycle life.
申请公布号
US2011044761(A1)
申请公布日期
2011.02.24
申请号
US20090583510
申请日期
2009.08.22
申请人
CHANG YUN-FENG
发明人
CHANG YUN-FENG
分类号
B09C1/08
主分类号
B09C1/08
代理机构
代理人
主权项
地址
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