MD561Z - Procedeu de tratament anticoroziv al oţelului - Google Patents
Procedeu de tratament anticoroziv al oţelului Download PDFInfo
- Publication number
- MD561Z MD561Z MDS20120031A MDS20120031A MD561Z MD 561 Z MD561 Z MD 561Z MD S20120031 A MDS20120031 A MD S20120031A MD S20120031 A MDS20120031 A MD S20120031A MD 561 Z MD561 Z MD 561Z
- Authority
- MD
- Moldova
- Prior art keywords
- steel
- coating
- machining
- electrolyte
- pores
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 37
- 239000010959 steel Substances 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000003754 machining Methods 0.000 title abstract 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000000576 coating method Methods 0.000 claims abstract description 21
- 238000005260 corrosion Methods 0.000 claims abstract description 21
- 238000005275 alloying Methods 0.000 claims abstract description 17
- 239000011248 coating agent Substances 0.000 claims abstract description 17
- 239000011148 porous material Substances 0.000 claims abstract description 15
- 238000010892 electric spark Methods 0.000 claims abstract description 9
- 239000003792 electrolyte Substances 0.000 claims abstract description 9
- 229910017464 nitrogen compound Inorganic materials 0.000 claims abstract description 4
- 150000002830 nitrogen compounds Chemical class 0.000 claims abstract description 4
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 4
- 229920001864 tannin Polymers 0.000 claims abstract description 4
- 235000018553 tannin Nutrition 0.000 claims abstract description 4
- 239000001648 tannin Substances 0.000 claims abstract description 4
- 239000011810 insulating material Substances 0.000 claims abstract description 3
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 22
- 235000011007 phosphoric acid Nutrition 0.000 claims description 14
- 235000010288 sodium nitrite Nutrition 0.000 claims description 11
- 239000010410 layer Substances 0.000 claims description 10
- 239000002344 surface layer Substances 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 abstract description 19
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 abstract description 6
- 235000010344 sodium nitrate Nutrition 0.000 abstract description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000011089 mechanical engineering Methods 0.000 abstract 1
- 239000004317 sodium nitrate Substances 0.000 abstract 1
- 238000004090 dissolution Methods 0.000 description 10
- 238000002161 passivation Methods 0.000 description 10
- 239000000956 alloy Substances 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 150000004767 nitrides Chemical class 0.000 description 4
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 3
- 229920002253 Tannate Polymers 0.000 description 3
- 235000019270 ammonium chloride Nutrition 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 238000005137 deposition process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 239000007832 Na2SO4 Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004299 exfoliation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDS20120031A MD561Z (ro) | 2012-02-08 | 2012-02-08 | Procedeu de tratament anticoroziv al oţelului |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDS20120031A MD561Z (ro) | 2012-02-08 | 2012-02-08 | Procedeu de tratament anticoroziv al oţelului |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD561Y MD561Y (en) | 2012-11-30 |
| MD561Z true MD561Z (ro) | 2013-06-30 |
Family
ID=47296864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDS20120031A MD561Z (ro) | 2012-02-08 | 2012-02-08 | Procedeu de tratament anticoroziv al oţelului |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD561Z (mo) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU461161A1 (ru) * | 1971-07-13 | 1975-02-25 | Институт Прикладной Физики Ан Мсср | Способ химико-термической обработки металлов |
| SU969761A1 (ru) * | 1980-02-20 | 1982-10-30 | Институт Прикладной Физики Ан Мсср | Способ обезуглероживани стали и электролит дл его осуществлени |
| SU1087566A1 (ru) * | 1982-12-23 | 1984-04-23 | Киевский Ордена Трудового Красного Знамени Институт Инженеров Гражданской Авиации | Способ упрочнени изделий из конструкционной стали |
| MD1053G2 (ro) * | 1997-04-10 | 1999-05-31 | Uzina Experimentala A Institutului De Fizica Aplicata Al Academiei De Stiinte A Republicii Moldova | Procedeu de aliere prin electrorodare |
| MD2959C2 (ro) * | 2004-06-29 | 2006-08-31 | Институт Прикладной Физики Академии Наук Молдовы | Procedeu de prelucrare a pieselor din oţel pentru obţinerea stratului superficial anticorosiv |
| MD3708F1 (en) * | 2007-05-23 | 2008-09-30 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Process for enhancing the corrosion resistance of steel |
| MD3974C2 (ro) * | 2008-01-23 | 2010-06-30 | Павел ТОПАЛА | Procedeu de durificare a suprafeţelor metalice prin descărcări electrice |
| MD164Z (ro) * | 2009-04-15 | 2010-10-31 | Институт Прикладной Физики Академии Наук Молдовы | Procedeu de lipire a aliajelor dure sinterizate şi a oţelurilor carbon |
| MD192Z (ro) * | 2009-06-04 | 2010-11-30 | Институт Прикладной Физики Академии Наук Молдовы | Procedeu de prelucrare termochimică a pieselor din oţel |
| MD336Z (ro) * | 2010-03-03 | 2011-09-30 | Институт Прикладной Физики Академии Наук Молдовы | Procedeu de tratare termochimică a pieselor de metal |
-
2012
- 2012-02-08 MD MDS20120031A patent/MD561Z/ro not_active IP Right Cessation
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU461161A1 (ru) * | 1971-07-13 | 1975-02-25 | Институт Прикладной Физики Ан Мсср | Способ химико-термической обработки металлов |
| SU969761A1 (ru) * | 1980-02-20 | 1982-10-30 | Институт Прикладной Физики Ан Мсср | Способ обезуглероживани стали и электролит дл его осуществлени |
| SU1087566A1 (ru) * | 1982-12-23 | 1984-04-23 | Киевский Ордена Трудового Красного Знамени Институт Инженеров Гражданской Авиации | Способ упрочнени изделий из конструкционной стали |
| MD1053G2 (ro) * | 1997-04-10 | 1999-05-31 | Uzina Experimentala A Institutului De Fizica Aplicata Al Academiei De Stiinte A Republicii Moldova | Procedeu de aliere prin electrorodare |
| MD2959C2 (ro) * | 2004-06-29 | 2006-08-31 | Институт Прикладной Физики Академии Наук Молдовы | Procedeu de prelucrare a pieselor din oţel pentru obţinerea stratului superficial anticorosiv |
| MD3708F1 (en) * | 2007-05-23 | 2008-09-30 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Process for enhancing the corrosion resistance of steel |
| MD3974C2 (ro) * | 2008-01-23 | 2010-06-30 | Павел ТОПАЛА | Procedeu de durificare a suprafeţelor metalice prin descărcări electrice |
| MD164Z (ro) * | 2009-04-15 | 2010-10-31 | Институт Прикладной Физики Академии Наук Молдовы | Procedeu de lipire a aliajelor dure sinterizate şi a oţelurilor carbon |
| MD192Z (ro) * | 2009-06-04 | 2010-11-30 | Институт Прикладной Физики Академии Наук Молдовы | Procedeu de prelucrare termochimică a pieselor din oţel |
| MD336Z (ro) * | 2010-03-03 | 2011-09-30 | Институт Прикладной Физики Академии Наук Молдовы | Procedeu de tratare termochimică a pieselor de metal |
Non-Patent Citations (1)
| Title |
|---|
| Томашов Н., Чернова Г. Теория коррозии и коррозионностойкие конструкционные сплавы. Москва, Металлургия, 1986, с. 329 * |
Also Published As
| Publication number | Publication date |
|---|---|
| MD561Y (en) | 2012-11-30 |
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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) |