MD1496Y - Procedeu de protecţie a oţelului de coroziune în apă - Google Patents

Procedeu de protecţie a oţelului de coroziune în apă Download PDF

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Publication number
MD1496Y
MD1496Y MDS20200079A MDS20200079A MD1496Y MD 1496 Y MD1496 Y MD 1496Y MD S20200079 A MDS20200079 A MD S20200079A MD S20200079 A MDS20200079 A MD S20200079A MD 1496 Y MD1496 Y MD 1496Y
Authority
MD
Moldova
Prior art keywords
water
corrosion
protecting steel
against corrosion
steel against
Prior art date
Application number
MDS20200079A
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English (en)
Russian (ru)
Inventor
Владимир ПАРШУТИН
Александр КОВАЛЬ
Original Assignee
Институт Прикладной Физики
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.)
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Application filed by Институт Прикладной Физики filed Critical Институт Прикладной Физики
Priority to MDS20200079A priority Critical patent/MD1496Z/ro
Publication of MD1496Y publication Critical patent/MD1496Y/ro
Publication of MD1496Z publication Critical patent/MD1496Z/ro

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  • Filtering Materials (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)

Abstract

Invenţia se referă la domeniul protecţiei metalelor de coroziune în apă şi poate fi utilizată pentru a inhiba coroziunea în sistemele închise ale conductelor de oţel.Procedeul de protecţie a oţelului de coroziune în apă constă în introducerea în mediul coroziv a 0,5-1,5 g/l de permanganat de potasiu KMnO4 şi 10-30 ml/l de extract apos de amarant Amaranthus retroflexus L., obţinut prin extracţia ierbii uscate cu apă în raport de masă de 4:10 la temperatura de 70-90°C timp de 1-3 ore, cu filtrarea ulterioară.Rezultatul tehnic al invenţiei constă în sporirea rezistenţei la coroziune de până la 35 ori cu utilizarea unui inhibitor eficient, ecologic inofensiv şi necostisitor.
MDS20200079A 2020-07-17 2020-07-17 Procedeu de protecţie a oţelului de coroziune în apă MD1496Z (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MDS20200079A MD1496Z (ro) 2020-07-17 2020-07-17 Procedeu de protecţie a oţelului de coroziune în apă

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MDS20200079A MD1496Z (ro) 2020-07-17 2020-07-17 Procedeu de protecţie a oţelului de coroziune în apă

Publications (2)

Publication Number Publication Date
MD1496Y true MD1496Y (ro) 2021-01-31
MD1496Z MD1496Z (ro) 2021-08-31

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MDS20200079A MD1496Z (ro) 2020-07-17 2020-07-17 Procedeu de protecţie a oţelului de coroziune în apă

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Publication number Publication date
MD1496Z (ro) 2021-08-31

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Legal Events

Date Code Title Description
FG9Y Short term patent issued
KA4Y Short-term patent lapsed due to non-payment of fees (with right of restoration)