MD3049F1 - Procedeu de dedurizare a apei - Google Patents

Procedeu de dedurizare a apei Download PDF

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Publication number
MD3049F1
MD3049F1 MDA20050336A MD20050336A MD3049F1 MD 3049 F1 MD3049 F1 MD 3049F1 MD A20050336 A MDA20050336 A MD A20050336A MD 20050336 A MD20050336 A MD 20050336A MD 3049 F1 MD3049 F1 MD 3049F1
Authority
MD
Moldova
Prior art keywords
water
iron
current
hydroxides
khz
Prior art date
Application number
MDA20050336A
Other languages
English (en)
Other versions
MD3049G2 (ro
Inventor
Victor Covaliov
Olga Covaliova
Alexandr SIBAIEV
Reichelt Burkhard
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 MDA20050336A priority Critical patent/MD3049G2/ro
Publication of MD3049F1 publication Critical patent/MD3049F1/ro
Publication of MD3049G2 publication Critical patent/MD3049G2/ro

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Abstract

Inventia se refera la procedeul de reducere a duritatii carbonice a apei, provocata de sarurile de calciu si de magneziu si poate fi utilizata pentru preintampinarea formarii pietrei de cazan. Esenta inventiei consta in aceea ca procedeul prevede tratarea apei cu un curent periodic cu impulsuri dreptunghiulare directe si indirecte cu frecventa de la 1,1...1,3 kHz pana la 2,3...2,5 kHz si invers cu perioada de 8...10 ?s si valoarea amplitudinii curentului de 2,5...3,0 mA, totodata tratarea apei se efectueaza in prezenta unei suspensii de particule feromagnetice coloidale ale oxizilor si/sau hidroxizilor de fier in cantitate de 0,01...0,05 g/l, la viteza curentului de apa de 1...3 m/s. Particulele coloidale ale oxizilor si/sau hidroxizilor de fier se obtin prin incalzirea solutiei apoase slab alcaline a sarurilor de fier(II) si fier(III), luate in raport de 1:2.
MDA20050336A 2005-11-17 2005-11-17 Procedeu de dedurizare a apei MD3049G2 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MDA20050336A MD3049G2 (ro) 2005-11-17 2005-11-17 Procedeu de dedurizare a apei

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MDA20050336A MD3049G2 (ro) 2005-11-17 2005-11-17 Procedeu de dedurizare a apei

Publications (2)

Publication Number Publication Date
MD3049F1 true MD3049F1 (ro) 2006-05-31
MD3049G2 MD3049G2 (ro) 2006-12-31

Family

ID=36497647

Family Applications (1)

Application Number Title Priority Date Filing Date
MDA20050336A MD3049G2 (ro) 2005-11-17 2005-11-17 Procedeu de dedurizare a apei

Country Status (1)

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MD (1) MD3049G2 (ro)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD3190G2 (ro) * 2006-04-10 2007-06-30 Государственный Университет Молд0 Procedeu de dedurizare a apei fierbinţi fără reagenţi

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD4055C1 (ro) * 2010-02-10 2011-02-28 Государственный Университет Молд0 Procedeu de dedurizare a apei naturale mineralizate şi instalaţie pentru realizarea acestuia

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD2983G2 (ro) * 2003-08-22 2007-12-31 Производственно-Коммерческая Фирма "Mgm" О.О.О. Procedeu de dedurizare a apei fără utilizarea reactivilor şi instalaţie pentru realizarea acestuia

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD3190G2 (ro) * 2006-04-10 2007-06-30 Государственный Университет Молд0 Procedeu de dedurizare a apei fierbinţi fără reagenţi

Also Published As

Publication number Publication date
MD3049G2 (ro) 2006-12-31

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Date Code Title Description
FG4A Patent for invention issued
KA4A Patent for invention lapsed due to non-payment of fees (with right of restoration)
MM4A Patent for invention definitely lapsed due to non-payment of fees