MD129Y - Procedeu de epurare a apelor uzate de la productiile galvano-chimice de ioni de amoniu - Google Patents

Procedeu de epurare a apelor uzate de la productiile galvano-chimice de ioni de amoniu

Info

Publication number
MD129Y
MD129Y MDS20090028A MDS20090028A MD129Y MD 129 Y MD129 Y MD 129Y MD S20090028 A MDS20090028 A MD S20090028A MD S20090028 A MDS20090028 A MD S20090028A MD 129 Y MD129 Y MD 129Y
Authority
MD
Moldova
Prior art keywords
ammonium ions
galvanochemical
purification
production sewage
ammonium
Prior art date
Application number
MDS20090028A
Other languages
English (en)
Inventor
Olga Covaliova
Original Assignee
Universitatea De Stat Din Moldova
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 Universitatea De Stat Din Moldova filed Critical Universitatea De Stat Din Moldova
Priority to MDS20090028A priority Critical patent/MD129Z/ro
Publication of MD129Y publication Critical patent/MD129Y/ro
Publication of MD129Z publication Critical patent/MD129Z/ro

Links

Landscapes

  • Water Treatment By Electricity Or Magnetism (AREA)
  • Treatment Of Water By Ion Exchange (AREA)

Abstract

Inventia se refera la un procedeu de epurare a apelor uzate de la productiile galvano-chimice de ioni de amoniu. Procedeul de epurare a apelor uzate de la productiile galvano-chimice de ioni de amoniu include prelucrarea apei cu eluanti, continand ionii de Mg2+ obtinuti la regenerarea rasinilor schimbatoare de ioni utilizate la dedurizarea apei si cu solutiile uzate de la degresare alcalinizata continand trisodiufosfat la raportul masic [NH4+] : [Mg2+] : [PO43-] = 1 : (5,2…5,5) : (9,0…9,5) si pH-ul 8,5…10,0. Dupa care apa se prelucreaza prin electrocoagulare cu electrozi solubili de aluminiu la densitatea anodica a curentului de 0,2 … 0,5 Ŕ/dm2 si se separa prin electroflotare complexul compus din magneziu-amoniu-fosfat.
MDS20090028A 2009-02-26 2009-02-26 Procedeu de epurare a apelor uzate de la producţiile galvano-chimice de ioni de amoniu MD129Z (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MDS20090028A MD129Z (ro) 2009-02-26 2009-02-26 Procedeu de epurare a apelor uzate de la producţiile galvano-chimice de ioni de amoniu

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MDS20090028A MD129Z (ro) 2009-02-26 2009-02-26 Procedeu de epurare a apelor uzate de la producţiile galvano-chimice de ioni de amoniu

Publications (2)

Publication Number Publication Date
MD129Y true MD129Y (ro) 2010-01-29
MD129Z MD129Z (ro) 2010-08-31

Family

ID=43568891

Family Applications (1)

Application Number Title Priority Date Filing Date
MDS20090028A MD129Z (ro) 2009-02-26 2009-02-26 Procedeu de epurare a apelor uzate de la producţiile galvano-chimice de ioni de amoniu

Country Status (1)

Country Link
MD (1) MD129Z (ro)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD320Z (ro) * 2010-05-24 2011-08-31 Государственный Университет Молд0 Instalaţie pentru regenerarea cartuşului cu cărbune activ sau cu absorbanţi minerali, utilizat pentru epurarea apei de compuşi organici

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD1231G2 (ro) * 1998-12-16 2000-05-31 Юрий ФРОЛОВ Procedeu şi instalaţie pentru epurarea apei
MD2144C2 (ro) * 2001-03-30 2003-11-30 Государственный Университет Молд0 Instalaţie pentru epurarea electrochimică a apelor reziduale
MD2724G2 (ro) * 2003-12-29 2005-11-30 Государственный Университет Молд0 Procedeu de epurare galvanochimică a apelor reziduale şi instalaţie galvanocoagulantă pentru realizarea acestuia
MD3727G2 (ro) * 2008-01-09 2009-05-31 Институт Химии Академии Наук Молдовы Procedeu continuu de purificare a apei de nitriţi
  • 2009

Also Published As

Publication number Publication date
MD129Z (ro) 2010-08-31

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Legal Events

Date Code Title Description
KA4A Patent for invention lapsed due to non-payment of fees (with right of restoration)