Equipment for recovering extracting agent from raffinate

The utility model belongs to the field of extraction agent recovery, and relates to equipment for recovering an extraction agent from raffinate, which comprises a pH value adjusting device, a first-stage extraction agent clarifier, an n-stage extraction agent recoverer and a final-stage extraction a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DU KAILONG, WANG YUNWU, NI JIEQING, ZHANG WEI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model belongs to the field of extraction agent recovery, and relates to equipment for recovering an extraction agent from raffinate, which comprises a pH value adjusting device, a first-stage extraction agent clarifier, an n-stage extraction agent recoverer and a final-stage extraction agent clarifier, an outlet of the pH value adjusting device is communicated with an inlet of the first-stage extraction agent clarifier; a water phase outlet of the first-stage extractant clarifier is communicated with an inlet of the first-stage extractant recoverer; each stage of extractant recoverer is provided with a catching agent circulation loop, the raffinate outlet of each stage of extractant recoverer is communicated with the inlet of the next stage of extractant recoverer, and the catching agent outlet of each stage of extractant recoverer is communicated with the inlet of the previous stage of extractant recoverer; the raffinate outlet of the last-stage extractant recoverer is communicated with the inlet