Primary brine refining system

The utility model discloses a primary brine refining system, which relates to the technical field of primary brine refining in chlor-alkali industry and comprises a pretreatment device, one side of the pretreatment device is connected with a nanofiltration membrane concentration device, one side of...

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Bibliographische Detailangaben
Hauptverfasser:	SONG KAILEI, SHU JUNYING, LU HAOFENG, LI JIZHOU, LI LESHUN, CHEN NAIHUAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS THEREFOR CHEMISTRY COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM,RUBIDIUM, CAESIUM, OR FRANCIUM ELECTROLYTIC OR ELECTROPHORETIC PROCESSES ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTIONOF COMPOUNDS OR NON-METALS INORGANIC CHEMISTRY METALLURGY TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Beschreibung
Zusammenfassung:	The utility model discloses a primary brine refining system, which relates to the technical field of primary brine refining in chlor-alkali industry and comprises a pretreatment device, one side of the pretreatment device is connected with a nanofiltration membrane concentration device, one side of the nanofiltration membrane concentration device is connected with a brine dissolving tank, and the other side of the nanofiltration membrane concentration device is connected with a heater. One side of the heater is connected with a sodium chloride salt dissolving tank, one side of the sodium chloride salt dissolving tank is connected with a solid-liquid separator, the solid-liquid separator is connected with the salt dissolving water tank through a backflow pipe, the backflow pipe is provided with a backflow pump communicated with the sodium chloride salt dissolving tank, and the side face of the solid-liquid separator is provided with a circulation pipeline connected with the upper end and the lower end of the s