发明名称 POTASSIUM HUMATES AND FULVATES.
摘要 Described is a process for extracting, purifying and isolating potassium humates and fulvates from leaonardite or lignite by using tertrapotasium pyrophosphate K4P2O7 as an extracting matrix, as well as suitable reaction conditions.
申请公布号 MXNL04000005(A) 申请公布日期 2005.06.23
申请号 MX2004NL00005 申请日期 2003.12.18
申请人 THEDAL INTERNACIONAL, S.A. DE C.V. 发明人 JORGE ENRIQUE DE DIEGO COBOS
分类号 C25C3/02;(IPC1-7):C25C3/02 主分类号 C25C3/02
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