MD1371Z - Способ защиты стали от коррозии в воде - Google Patents
Способ защиты стали от коррозии в воде Download PDFInfo
- Publication number
- MD1371Z MD1371Z MDS20190027A MDS20190027A MD1371Z MD 1371 Z MD1371 Z MD 1371Z MD S20190027 A MDS20190027 A MD S20190027A MD S20190027 A MDS20190027 A MD S20190027A MD 1371 Z MD1371 Z MD 1371Z
- Authority
- MD
- Moldova
- Prior art keywords
- water
- steel
- corrosion
- corrosion protection
- protection
- Prior art date
Links
- 238000005260 corrosion Methods 0.000 title abstract 5
- 230000007797 corrosion Effects 0.000 title abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract 5
- 229910000831 Steel Inorganic materials 0.000 title abstract 4
- 239000010959 steel Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- 235000018185 Betula X alpestris Nutrition 0.000 abstract 1
- 235000018212 Betula X uliginosa Nutrition 0.000 abstract 1
- 239000006286 aqueous extract Substances 0.000 abstract 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 abstract 1
- 239000000920 calcium hydroxide Substances 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
Изобретение относится к области защиты металлов от коррозии в воде и может быть использовано для ингибирования коррозии в замкнутых системах стальных трубопроводов.Способ защиты стали от коррозии в воде состоит во введении в коррозионную среду 0,35...1,05 г/л гидроксида кальция и 10...150 мл/л водного экстракта листьев березы, полученного путем экстракции сухих листьев водой в массовом соотношении 1 : (10...30) при температуре 80...90°C в течение 1...3 часов, с последующей фильтрацией.Технический результат изобретения состоит в повышении коэффициента торможения коррозии стали в воде.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDS20190027A MD1371Z (ru) | 2019-02-27 | 2019-02-27 | Способ защиты стали от коррозии в воде |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDS20190027A MD1371Z (ru) | 2019-02-27 | 2019-02-27 | Способ защиты стали от коррозии в воде |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD1371Y MD1371Y (ru) | 2019-09-30 |
| MD1371Z true MD1371Z (ru) | 2020-04-30 |
Family
ID=68062707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDS20190027A MD1371Z (ru) | 2019-02-27 | 2019-02-27 | Способ защиты стали от коррозии в воде |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD1371Z (ru) |
-
2019
- 2019-02-27 MD MDS20190027A patent/MD1371Z/ru not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| MD1371Y (ru) | 2019-09-30 |
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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) |