DE707661T1 - Verfahren und ofen zum nitrieren von metallischen formteilen bei niedrigen druck - Google Patents
Verfahren und ofen zum nitrieren von metallischen formteilen bei niedrigen druckInfo
- Publication number
- DE707661T1 DE707661T1 DE0707661T DE95918040T DE707661T1 DE 707661 T1 DE707661 T1 DE 707661T1 DE 0707661 T DE0707661 T DE 0707661T DE 95918040 T DE95918040 T DE 95918040T DE 707661 T1 DE707661 T1 DE 707661T1
- Authority
- DE
- Germany
- Prior art keywords
- depassivation
- parts
- injection
- treatment gas
- gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims 11
- 230000000802 nitrating effect Effects 0.000 title 1
- 239000007789 gas Substances 0.000 claims 12
- 238000002347 injection Methods 0.000 claims 8
- 239000007924 injection Substances 0.000 claims 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 4
- 229910021529 ammonia Inorganic materials 0.000 claims 3
- 239000000203 mixture Substances 0.000 claims 3
- 238000005121 nitriding Methods 0.000 claims 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims 2
- 229910002091 carbon monoxide Inorganic materials 0.000 claims 2
- 239000003054 catalyst Substances 0.000 claims 2
- 238000010494 dissociation reaction Methods 0.000 claims 2
- 230000005593 dissociations Effects 0.000 claims 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims 1
- 229910052786 argon Inorganic materials 0.000 claims 1
- 238000007865 diluting Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 150000002430 hydrocarbons Chemical class 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 238000010849 ion bombardment Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- 239000001294 propane Substances 0.000 claims 1
- 238000005215 recombination Methods 0.000 claims 1
- 230000006798 recombination Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/24—Nitriding
- C23C8/26—Nitriding of ferrous surfaces
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/36—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases using ionised gases, e.g. ionitriding
- C23C8/38—Treatment of ferrous surfaces
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Furnace Details (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9405062A FR2719057B1 (fr) | 1994-04-22 | 1994-04-22 | Procédé pour la nitruration à bsase pression d'une pièce métallique et four pour la mise en Óoeuvre dudit procédé. |
| FR9411483A FR2725015B1 (fr) | 1994-09-23 | 1994-09-23 | Four utilisable pour la nitruration a basse pression d'une piece metallique |
| PCT/FR1995/000522 WO1995029269A1 (fr) | 1994-04-22 | 1995-04-21 | Procede pour la nitruration a basse pression d'une piece metallique et four pour la mise en ×uvre dudit procede |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE707661T1 true DE707661T1 (de) | 1996-10-10 |
Family
ID=26231123
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE0707661T Pending DE707661T1 (de) | 1994-04-22 | 1995-04-21 | Verfahren und ofen zum nitrieren von metallischen formteilen bei niedrigen druck |
| DE69515588T Expired - Lifetime DE69515588T2 (de) | 1994-04-22 | 1995-04-21 | Procede pour la nitruration a basse pression d'une piece metallique et four pour la mise en oeuvre dudit procede |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69515588T Expired - Lifetime DE69515588T2 (de) | 1994-04-22 | 1995-04-21 | Procede pour la nitruration a basse pression d'une piece metallique et four pour la mise en oeuvre dudit procede |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0707661B1 (zh) |
| DE (2) | DE707661T1 (zh) |
| TW (1) | TW279902B (zh) |
| WO (1) | WO1995029269A1 (zh) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19947381B4 (de) * | 1999-10-01 | 2011-06-22 | METAPLAS IONON Oberflächenveredelungstechnik GmbH, 51427 | Vorrichtung zur Wärmebehandlung von Werkstücken, insbesondere zum Gasnitrieren, Nitrocarburieren und Oxidieren |
| DE10118494C2 (de) * | 2001-04-04 | 2003-12-11 | Aichelin Gesmbh Moedling | Verfahren zur Niederdruck-Carbonitrierung von Stahlteilen |
| DE102009002985A1 (de) * | 2009-05-11 | 2010-11-18 | Robert Bosch Gmbh | Verfahren zur Carbonitrierung |
| GB2497354B (en) * | 2011-12-07 | 2014-09-24 | Solaris Holdings Ltd | Method of improvement of mechanical properties of products made of metals and alloys |
| DE102014213510A1 (de) * | 2014-07-11 | 2016-02-18 | Robert Bosch Gmbh | Verfahren zum Nitrieren eines Bauteils eines Kraftstoffeinspritzsystems |
| CN110747430B (zh) * | 2019-10-25 | 2020-12-15 | 西南交通大学 | 一种低压气体快速渗氮方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB564841A (en) * | 1943-02-13 | 1944-10-16 | John Fallon | Improvements in furnaces heated by gaseous or liquid fuels |
| DE1933439A1 (de) * | 1968-07-01 | 1970-01-15 | Gen Electric | Nitrierverfahren |
| FR2264891B1 (zh) * | 1974-03-19 | 1977-10-07 | Michel Henri | |
| SE7700229L (sv) * | 1976-01-22 | 1977-07-23 | Western Electric Co | Forfarande for beleggning av substrat genom utfellning fran ett plasma |
| FI63783C (fi) * | 1981-09-30 | 1983-08-10 | Kymin Oy Kymmene Ab | Foerfarande foer nitrering vid laogt tryck med hjaelp av glimurladdning |
| FR2524006B1 (fr) * | 1982-03-23 | 1985-10-11 | Air Liquide | Procede de durcissement superficiel de pieces metalliques |
| JPS60211061A (ja) * | 1984-04-05 | 1985-10-23 | Toyota Central Res & Dev Lab Inc | アルミニウム材のイオン窒化方法 |
| DE3705710A1 (de) * | 1986-02-24 | 1987-08-27 | Ohara Co | Verfahren zum nitrieren der oberflaeche von formteilen aus titan und vorrichtung zur nitrierbehandlung |
| GB8608717D0 (en) * | 1986-04-10 | 1986-05-14 | Lucas Ind Plc | Metal components |
| US4926793A (en) * | 1986-12-15 | 1990-05-22 | Shin-Etsu Handotai Co., Ltd. | Method of forming thin film and apparatus therefor |
| US5039357A (en) * | 1990-06-15 | 1991-08-13 | Dynamic Metal Treating, Inc. | Method for nitriding and nitrocarburizing rifle barrels in a fluidized bed furnace |
| FR2674618B1 (fr) * | 1991-03-27 | 1998-03-13 | Etudes Const Mecaniques | Procede et four de nitruration. |
| DE4208848C2 (de) * | 1991-12-04 | 2001-08-30 | Ald Vacuum Techn Ag | Verfahren zur thermochemischen Nachbehandlung von Stählen und Metallen |
-
1995
- 1995-04-21 WO PCT/FR1995/000522 patent/WO1995029269A1/fr active IP Right Grant
- 1995-04-21 EP EP95918040A patent/EP0707661B1/fr not_active Expired - Lifetime
- 1995-04-21 DE DE0707661T patent/DE707661T1/de active Pending
- 1995-04-21 DE DE69515588T patent/DE69515588T2/de not_active Expired - Lifetime
- 1995-05-23 TW TW84105155A patent/TW279902B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0707661A1 (fr) | 1996-04-24 |
| EP0707661B1 (fr) | 2000-03-15 |
| WO1995029269A1 (fr) | 1995-11-02 |
| DE69515588T2 (de) | 2000-09-07 |
| TW279902B (zh) | 1996-07-01 |
| DE69515588D1 (de) | 2000-04-20 |
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