MD614Y - Process for chemicothermal treatment of steel products - Google Patents
Process for chemicothermal treatment of steel products Download PDFInfo
- Publication number
- MD614Y MD614Y MDS20120096A MDS20120096A MD614Y MD 614 Y MD614 Y MD 614Y MD S20120096 A MDS20120096 A MD S20120096A MD S20120096 A MDS20120096 A MD S20120096A MD 614 Y MD614 Y MD 614Y
- Authority
- MD
- Moldova
- Prior art keywords
- aqueous solution
- solution containing
- product
- during
- chemicothermal
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 229910000831 Steel Inorganic materials 0.000 title abstract 2
- 239000010959 steel Substances 0.000 title abstract 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 6
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 abstract 4
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 abstract 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 3
- 239000007864 aqueous solution Substances 0.000 abstract 3
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 abstract 2
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 abstract 2
- 235000011007 phosphoric acid Nutrition 0.000 abstract 2
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 abstract 2
- 235000010344 sodium nitrate Nutrition 0.000 abstract 2
- 235000010288 sodium nitrite Nutrition 0.000 abstract 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 abstract 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 1
- 235000019270 ammonium chloride Nutrition 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 abstract 1
- BRWIZMBXBAOCCF-UHFFFAOYSA-N hydrazinecarbothioamide Chemical compound NNC(N)=S BRWIZMBXBAOCCF-UHFFFAOYSA-N 0.000 abstract 1
- 235000007079 manganese sulphate Nutrition 0.000 abstract 1
- 239000011702 manganese sulphate Substances 0.000 abstract 1
- 229910000357 manganese(II) sulfate Inorganic materials 0.000 abstract 1
- 238000011089 mechanical engineering Methods 0.000 abstract 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 abstract 1
- 238000002161 passivation Methods 0.000 abstract 1
- 238000010791 quenching Methods 0.000 abstract 1
- 230000000171 quenching effect Effects 0.000 abstract 1
- 239000004317 sodium nitrate Substances 0.000 abstract 1
- 239000011701 zinc Substances 0.000 abstract 1
- LKCUKVWRIAZXDU-UHFFFAOYSA-L zinc;hydron;phosphate Chemical compound [Zn+2].OP([O-])([O-])=O LKCUKVWRIAZXDU-UHFFFAOYSA-L 0.000 abstract 1
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDS20120096A MD614Z (ro) | 2012-07-03 | 2012-07-03 | Procedeu de prelucrare termochimică a pieselor din oţel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDS20120096A MD614Z (ro) | 2012-07-03 | 2012-07-03 | Procedeu de prelucrare termochimică a pieselor din oţel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD614Y true MD614Y (en) | 2013-03-31 |
| MD614Z MD614Z (ro) | 2013-10-31 |
Family
ID=48045155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDS20120096A MD614Z (ro) | 2012-07-03 | 2012-07-03 | Procedeu de prelucrare termochimică a pieselor din oţel |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD614Z (mo) |
Family Cites Families (11)
| 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 |
| SU621799A1 (ru) * | 1977-03-09 | 1978-08-30 | Институт Прикладной Физики Ан Молдавской Сср | Электролит дл азотировани стальных деталей при анодном процессе |
| 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 |
| SU1640203A1 (ru) * | 1988-11-15 | 1991-04-07 | Предприятие П/Я Р-6219 | Способ химико-термической обработки стальных изделий |
| SU1650767A1 (ru) * | 1988-12-06 | 1991-05-23 | Предприятие П/Я Р-6219 | Состав электролита дл нитроцементации стальных изделий в электролитной плазме |
| 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 |
| MD3606G2 (ro) * | 2007-02-27 | 2008-12-31 | Институт Прикладной Физики Академии Наук Молдовы | Procedeu de activare a suprafeţei aliajelor dure cu conţinut de wolfram pentru lipire la temperatură joasă (variante) |
| MD3708G2 (ro) * | 2007-05-23 | 2009-04-30 | Институт Прикладной Физики Академии Наук Молдовы | Procedeu de mărire a rezistenţei oţelului la coroziune |
| 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
- 2012-07-03 MD MDS20120096A patent/MD614Z/ro not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| MD614Z (ro) | 2013-10-31 |
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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) |