MD614Z - Procedeu de prelucrare termochimică a pieselor din oţel - Google Patents
Procedeu de prelucrare termochimică a pieselor din oţel Download PDFInfo
- Publication number
- MD614Z MD614Z MDS20120096A MDS20120096A MD614Z MD 614 Z MD614 Z MD 614Z MD S20120096 A MDS20120096 A MD S20120096A MD S20120096 A MDS20120096 A MD S20120096A MD 614 Z MD614 Z MD 614Z
- Authority
- MD
- Moldova
- Prior art keywords
- aqueous solution
- solution containing
- temperature
- carried out
- product
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 14
- 239000010959 steel Substances 0.000 title claims abstract description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 24
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims abstract description 15
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000007864 aqueous solution Substances 0.000 claims abstract description 13
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 10
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 235000019270 ammonium chloride Nutrition 0.000 claims abstract description 9
- 235000010288 sodium nitrite Nutrition 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims abstract description 7
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 claims abstract description 7
- 235000011007 phosphoric acid Nutrition 0.000 claims abstract description 7
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000010791 quenching Methods 0.000 claims abstract description 7
- 230000000171 quenching effect Effects 0.000 claims abstract description 7
- 235000010344 sodium nitrate Nutrition 0.000 claims abstract description 7
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 claims abstract description 6
- 239000011701 zinc Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 claims abstract description 4
- BRWIZMBXBAOCCF-UHFFFAOYSA-N hydrazinecarbothioamide Chemical compound NNC(N)=S BRWIZMBXBAOCCF-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910000357 manganese(II) sulfate Inorganic materials 0.000 claims abstract description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 3
- 239000011702 manganese sulphate Substances 0.000 claims abstract description 3
- 235000007079 manganese sulphate Nutrition 0.000 claims abstract description 3
- 239000004317 sodium nitrate Substances 0.000 claims abstract description 3
- LKCUKVWRIAZXDU-UHFFFAOYSA-L zinc;hydron;phosphate Chemical compound [Zn+2].OP([O-])([O-])=O LKCUKVWRIAZXDU-UHFFFAOYSA-L 0.000 claims abstract description 3
- 239000008151 electrolyte solution Substances 0.000 claims description 3
- 229940099596 manganese sulfate Drugs 0.000 claims description 2
- 229910017464 nitrogen compound Inorganic materials 0.000 claims description 2
- 150000002830 nitrogen compounds Chemical class 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 abstract description 11
- 230000007797 corrosion Effects 0.000 abstract description 11
- 238000002161 passivation Methods 0.000 abstract description 5
- 238000011089 mechanical engineering Methods 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 description 14
- 238000004090 dissolution Methods 0.000 description 6
- 239000010410 layer Substances 0.000 description 5
- 150000004767 nitrides Chemical class 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910017912 NH2OH Inorganic materials 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
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000011241 protective layer Substances 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
- PVGBHEUCHKGFQP-UHFFFAOYSA-N sodium;n-[5-amino-2-(4-aminophenyl)sulfonylphenyl]sulfonylacetamide Chemical compound [Na+].CC(=O)NS(=O)(=O)C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=C1 PVGBHEUCHKGFQP-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 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 MD614Y (en) | 2013-03-31 |
| MD614Z true 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) |
Citations (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 |
| MD3606F1 (en) * | 2007-02-27 | 2008-05-31 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Process for activating the tungsten-containing hard alloys surfaces for low-temperature brazing (variants) |
| 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 |
| MD192Y (ro) * | 2009-06-04 | 2010-04-30 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Procedeu de prelucrare termochimica a pieselor din otel |
| 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
Patent Citations (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 |
| MD3606F1 (en) * | 2007-02-27 | 2008-05-31 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Process for activating the tungsten-containing hard alloys surfaces for low-temperature brazing (variants) |
| 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 |
| MD192Y (ro) * | 2009-06-04 | 2010-04-30 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Procedeu de prelucrare termochimica a pieselor din otel |
| 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 |
|---|
| Паршутин В., Ревенко В., Пасинковский Е., Шкурпело А., Житару Р. Влияние способа ввода азота на электрохимическое, коррозионное поведение и физико-механические свойства модифицированных поверхностей сталей. Электронная обработка материалов, 2004, № 4, с. 14-33 * |
Also Published As
| Publication number | Publication date |
|---|---|
| MD614Y (en) | 2013-03-31 |
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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) |