Sludge heavy metal extraction method

The invention discloses a sludge heavy metal extraction method which comprises the following steps: converting carbon dioxide into supercritical carbon dioxide; injecting a complexing agent into supercritical carbon dioxide extraction equipment added with ethanol to extract the complexing agent; slu...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SHI PITONG, LI DA, SHEN BOXIONG, LI JILIN, ZHOU PENG, WANG SUNQING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY METALLURGY TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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