PL416008A1 - Method of processing sodium sulfate solutions - Google Patents

Method of processing sodium sulfate solutions

Info

Publication number
PL416008A1
PL416008A1 PL416008A PL41600816A PL416008A1 PL 416008 A1 PL416008 A1 PL 416008A1 PL 416008 A PL416008 A PL 416008A PL 41600816 A PL41600816 A PL 41600816A PL 416008 A1 PL416008 A1 PL 416008A1
Authority
PL
Poland
Prior art keywords
sodium sulfate
processing
solutions
sulfate solutions
dialysate
Prior art date
Application number
PL416008A
Other languages
Polish (pl)
Other versions
PL234222B1 (en
Inventor
Halina Stopa
Piotr Baran
Mateusz Gruszka
Paweł Markowicz
Bożenna Pisarska
Rafał Dylewski
Barbara Cichy
Mariusz Nowak
Hanna Jaroszek
Wojciech Mikołajczak
Original Assignee
Instytut Nowych Syntez Chemicznych
Grupa Azoty Spółka Akcyjna
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Instytut Nowych Syntez Chemicznych, Grupa Azoty Spółka Akcyjna filed Critical Instytut Nowych Syntez Chemicznych
Priority to PL416008A priority Critical patent/PL234222B1/en
Publication of PL416008A1 publication Critical patent/PL416008A1/en
Publication of PL234222B1 publication Critical patent/PL234222B1/en

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  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)

Abstract

Przedmiotem zgłoszenia jest sposób przetwarzania roztworów siarczanu sodu, polegający na tym, że roztwór siarczanu sodu wstępnie zatęża się korzystnie metodą nanofiltracji, w której ubocznie otrzymuje się wodę, a zatężony roztwór siarczanu sodu kieruje się do przerobu w trójkomorowym elektro-elektrodializerze, w którym otrzymuje się roztwory kwasu siarkowego i wodorotlenku sodu oraz dializat o obniżonym stężeniu siarczanu sodu, dializat ten po neutralizacji zawraca się do instalacji zatężającej.The subject of the application is a method of processing sodium sulfate solutions, which consists in the fact that the sodium sulfate solution is preferably initially concentrated by nanofiltration, in which water is obtained incidentally, and the concentrated sodium sulfate solution is directed to processing in a three-chamber electro-electrodializer, in which solutions of sulfuric acid and sodium hydroxide and dialysate with a reduced concentration of sodium sulfate, after dialysis, this dialysate is returned to the concentration plant.

PL416008A 2016-02-02 2016-02-02 Method of processing sodium sulfate solutions PL234222B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL416008A PL234222B1 (en) 2016-02-02 2016-02-02 Method of processing sodium sulfate solutions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL416008A PL234222B1 (en) 2016-02-02 2016-02-02 Method of processing sodium sulfate solutions

Publications (2)

Publication Number Publication Date
PL416008A1 true PL416008A1 (en) 2017-08-16
PL234222B1 PL234222B1 (en) 2020-01-31

Family

ID=59579262

Family Applications (1)

Application Number Title Priority Date Filing Date
PL416008A PL234222B1 (en) 2016-02-02 2016-02-02 Method of processing sodium sulfate solutions

Country Status (1)

Country Link
PL (1) PL234222B1 (en)

Also Published As

Publication number Publication date
PL234222B1 (en) 2020-01-31

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