Method for producing diammonium phosphate by concentrating semi-acidic slurry and secondary ammonization and concentration integrated device

The invention discloses a method for producing diammonium phosphate by concentrating semi-acidic slurry. Diammonium phosphate is prepared by using dehydrate wet-method phosphoric acid as a raw material and comprising the steps of concentrating, settling, separating, aminating for four times, drying...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FENG YONGGANG, MAO KEWAN, LI JIAHONG, MEI SHENGMING, YE SHAOHUA, SHENG YONG, FENG ZHONGGUO, YANG LIANTIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY FERTILISERS MANUFACTURE THEREOF METALLURGY PHOSPHATIC FERTILISERS
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