MD336Z - Process for thermochemical machining of metal articles - Google Patents
Process for thermochemical machining of metal articles Download PDFInfo
- Publication number
- MD336Z MD336Z MDS20100038A MDS20100038A MD336Z MD 336 Z MD336 Z MD 336Z MD S20100038 A MDS20100038 A MD S20100038A MD S20100038 A MDS20100038 A MD S20100038A MD 336 Z MD336 Z MD 336Z
- Authority
- MD
- Moldova
- Prior art keywords
- thermochemical
- machining
- metal articles
- article
- current
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000003754 machining Methods 0.000 title abstract 2
- 239000002184 metal Substances 0.000 title abstract 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 abstract 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 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
- 239000003792 electrolyte Substances 0.000 abstract 1
- 239000008151 electrolyte solution Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000011089 mechanical engineering Methods 0.000 abstract 1
- 238000010791 quenching Methods 0.000 abstract 1
- 230000000171 quenching effect Effects 0.000 abstract 1
- 235000010288 sodium nitrite Nutrition 0.000 abstract 1
Landscapes
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention relates to a process for thermochemical machining of metal articles and can be used in mechanical engineering and instrument engineering for improving the corrosion resistance of machine parts, tools and production tooling.The process includes the anode heating of the article in an aqueous electrolyte solution, containing, g/L: NH4Cl 60...100, NH4NO3 40...60, NaNO2 8...15, Co(NH2)2 10...15, for 3...5 minutes at the current voltage of 150...200 V and the density of 1.0...2.5 A/cm2 with subsequent quenching of the article in the same electrolyte after switching off the current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDS20100038A MD336Z (en) | 2010-03-03 | 2010-03-03 | Process for thermochemical machining of metal articles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDS20100038A MD336Z (en) | 2010-03-03 | 2010-03-03 | Process for thermochemical machining of metal articles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD336Y MD336Y (en) | 2011-02-28 |
| MD336Z true MD336Z (en) | 2011-09-30 |
Family
ID=45815033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDS20100038A MD336Z (en) | 2010-03-03 | 2010-03-03 | Process for thermochemical machining of metal articles |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD336Z (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MD561Z (en) * | 2012-02-08 | 2013-06-30 | Институт Прикладной Физики Академии Наук Молдовы | Process for anticorrosion machining of steel |
| MD614Z (en) * | 2012-07-03 | 2013-10-31 | Институт Прикладной Физики Академии Наук Молдовы | Process for chemicothermal treatment of steel products |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU908563A1 (en) * | 1980-06-13 | 1982-02-28 | Институт Прикладной Физики Ан Мсср | Electrolyte for electrochemical dimensional machining of sintered hard alloys |
| SU935246A1 (en) * | 1980-07-28 | 1982-06-15 | Институт Прикладной Физики Ан Мсср | Method of dimensional electrochemical working |
| SU1006145A1 (en) * | 1981-06-03 | 1983-03-23 | Институт Прикладной Физики Ан Мсср | Method of electro-erosion working of metals by pulse current |
| SU1007888A1 (en) * | 1981-07-02 | 1983-03-30 | Институт Прикладной Физики Ан Мсср | Method of electrochemical machining |
| SU1007889A1 (en) * | 1981-12-14 | 1983-03-30 | Институт Прикладной Физики Ан Мсср | Method of electrochemical machining of metals |
| SU1018839A1 (en) * | 1981-11-30 | 1983-05-23 | Институт Прикладной Физики Ан Мсср | Method of dimensional electrochemical working of tungsten and tungsten-base alloys |
| SU1440636A1 (en) * | 1987-01-05 | 1988-11-30 | Институт Прикладной Физики Ан Мсср | Method of electrochemical machining of metals with bipolar current |
| MD3077C2 (en) * | 2004-06-29 | 2007-01-31 | Институт Прикладной Физики Академии Наук Молдовы | Electrolyte for steel dimensional electrochemical treatment |
| MD3122C2 (en) * | 2005-04-13 | 2007-05-31 | Институт Прикладной Физики Академии Наук Молдовы | Electrolyte for steel dimensional electrochemical treatment |
| MD3288C2 (en) * | 2005-06-03 | 2007-11-30 | Институт Прикладной Физики Академии Наук Молдовы | Electrolyte for dimensional electrochemical working of hard tungsten-cobalt alloys |
| MD3289C2 (en) * | 2005-07-05 | 2007-11-30 | Институт Прикладной Физики Академии Наук Молдовы | Electrolyte for steel dimensional electrochemical working |
| MD3316C2 (en) * | 2005-12-06 | 2007-12-31 | Институт Прикладной Физики Академии Наук Молдовы | Electrolyte for electrochemical pickling of tungsten |
| MD3457G2 (en) * | 2007-03-19 | 2008-07-31 | Институт Прикладной Физики Академии Наук Молдовы | Process for electrochemical activation of tungsten-free hard alloy surface for low-temperature brazing |
| MD3481G2 (en) * | 2006-06-19 | 2008-10-31 | Институт Прикладной Физики Академии Наук Молдовы | Process for metal electrochemical working |
| MD3489C2 (en) * | 2005-12-02 | 2008-10-31 | Институт Прикладной Физики Академии Наук Молдовы | Process for dimensional electrochemical working of metals |
| MD68Z (en) * | 2009-06-05 | 2010-03-31 | Институт Прикладной Физики Академии Наук Молдовы | Process for electrochemical dimensional working of metal parts (variants) and device for realization thereof |
| MD192Y (en) * | 2009-06-04 | 2010-04-30 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Process for thermochemical treatment of steel articles |
| MD208Y (en) * | 2009-10-30 | 2010-05-31 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Tool electrode and process for electrochemical working of metals |
-
2010
- 2010-03-03 MD MDS20100038A patent/MD336Z/en not_active IP Right Cessation
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU908563A1 (en) * | 1980-06-13 | 1982-02-28 | Институт Прикладной Физики Ан Мсср | Electrolyte for electrochemical dimensional machining of sintered hard alloys |
| SU935246A1 (en) * | 1980-07-28 | 1982-06-15 | Институт Прикладной Физики Ан Мсср | Method of dimensional electrochemical working |
| SU1006145A1 (en) * | 1981-06-03 | 1983-03-23 | Институт Прикладной Физики Ан Мсср | Method of electro-erosion working of metals by pulse current |
| SU1007888A1 (en) * | 1981-07-02 | 1983-03-30 | Институт Прикладной Физики Ан Мсср | Method of electrochemical machining |
| SU1018839A1 (en) * | 1981-11-30 | 1983-05-23 | Институт Прикладной Физики Ан Мсср | Method of dimensional electrochemical working of tungsten and tungsten-base alloys |
| SU1007889A1 (en) * | 1981-12-14 | 1983-03-30 | Институт Прикладной Физики Ан Мсср | Method of electrochemical machining of metals |
| SU1440636A1 (en) * | 1987-01-05 | 1988-11-30 | Институт Прикладной Физики Ан Мсср | Method of electrochemical machining of metals with bipolar current |
| MD3077C2 (en) * | 2004-06-29 | 2007-01-31 | Институт Прикладной Физики Академии Наук Молдовы | Electrolyte for steel dimensional electrochemical treatment |
| MD3122C2 (en) * | 2005-04-13 | 2007-05-31 | Институт Прикладной Физики Академии Наук Молдовы | Electrolyte for steel dimensional electrochemical treatment |
| MD3288C2 (en) * | 2005-06-03 | 2007-11-30 | Институт Прикладной Физики Академии Наук Молдовы | Electrolyte for dimensional electrochemical working of hard tungsten-cobalt alloys |
| MD3289C2 (en) * | 2005-07-05 | 2007-11-30 | Институт Прикладной Физики Академии Наук Молдовы | Electrolyte for steel dimensional electrochemical working |
| MD3489C2 (en) * | 2005-12-02 | 2008-10-31 | Институт Прикладной Физики Академии Наук Молдовы | Process for dimensional electrochemical working of metals |
| MD3316C2 (en) * | 2005-12-06 | 2007-12-31 | Институт Прикладной Физики Академии Наук Молдовы | Electrolyte for electrochemical pickling of tungsten |
| MD3481G2 (en) * | 2006-06-19 | 2008-10-31 | Институт Прикладной Физики Академии Наук Молдовы | Process for metal electrochemical working |
| MD3457G2 (en) * | 2007-03-19 | 2008-07-31 | Институт Прикладной Физики Академии Наук Молдовы | Process for electrochemical activation of tungsten-free hard alloy surface for low-temperature brazing |
| MD192Y (en) * | 2009-06-04 | 2010-04-30 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Process for thermochemical treatment of steel articles |
| MD68Z (en) * | 2009-06-05 | 2010-03-31 | Институт Прикладной Физики Академии Наук Молдовы | Process for electrochemical dimensional working of metal parts (variants) and device for realization thereof |
| MD208Y (en) * | 2009-10-30 | 2010-05-31 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Tool electrode and process for electrochemical working of metals |
Non-Patent Citations (9)
| Title |
|---|
| железа.// Коррозия и защита металлов. Кишинев, 1992, с. 5-31. * |
| Петров Ю. Н., Гурьянов Г. В., Бобанова Ж. И. Электролитическое осаждение железа. Ю. Н. Петров, Г. В. Гурьянов, Ж. И. Бобанова. Кишинев, 1990, с. 4 * |
| Ревенко В. Г., Паршутин В. В., Береза В. В. и др. Влияние азотирования на электрохимическое и коррозионное поведение сплавов * |
| Ревенко В. Г., Паршутин В. В., Береза В. В., Шкурпело А. И., Жданова Л. И., Белкин П. Н., Пасинковский Е. А., Чернова Г. П., Богдашкина Н. Л. Влияние азотирования на электрохимическое и коррозионное поведение сплавов железа. Коррозия и защита металлов. Кишинев, Штиинца, 1992, с. 5-31 * |
| Ревенко В. Г., Паршутин В. В., Козлова Т. В. и др. Получение электролитических сплавов железо-медь.// Электронная обработка * |
| Ревенко В. Г., Паршутин В. В., Козлова Т. В., Шкурпело А. И.. Получение электролитических сплавов железо-медь. Электронная обработка материалов, 1992, №4, с. 18-22 * |
| Сидельникова С. П. Электроосаждение сплава железо-марганец из кремнефтористого электролита. Электронная обработка материалов, 1999, №3, с.10-16 * |
| Сидельникова С. П. Электроосаждение сплава железо-марганец из кремнефтористого электролита.// Электронная обработка * |
| Электролитическое осаждение железа. / Ю. Н. Петров и др. Кишинев, 1990, с. 4. * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MD561Z (en) * | 2012-02-08 | 2013-06-30 | Институт Прикладной Физики Академии Наук Молдовы | Process for anticorrosion machining of steel |
| MD614Z (en) * | 2012-07-03 | 2013-10-31 | Институт Прикладной Физики Академии Наук Молдовы | Process for chemicothermal treatment of steel products |
Also Published As
| Publication number | Publication date |
|---|---|
| MD336Y (en) | 2011-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| KA4Y | Short-term patent lapsed due to non-payment of fees (with right of restoration) |