FR2725015B1 - Four utilisable pour la nitruration a basse pression d'une piece metallique - Google Patents

Four utilisable pour la nitruration a basse pression d'une piece metallique

Info

Publication number
FR2725015B1
FR2725015B1 FR9411483A FR9411483A FR2725015B1 FR 2725015 B1 FR2725015 B1 FR 2725015B1 FR 9411483 A FR9411483 A FR 9411483A FR 9411483 A FR9411483 A FR 9411483A FR 2725015 B1 FR2725015 B1 FR 2725015B1
Authority
FR
France
Prior art keywords
nitruration
oven
low pressure
metal part
metal
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.)
Expired - Lifetime
Application number
FR9411483A
Other languages
English (en)
Other versions
FR2725015A1 (fr
Inventor
Jean Pierre Souchard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Innovatique SA
Original Assignee
Innovatique SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Innovatique SA filed Critical Innovatique SA
Priority to FR9411483A priority Critical patent/FR2725015B1/fr
Priority to EP95918040A priority patent/EP0707661B1/fr
Priority to DE0707661T priority patent/DE707661T1/de
Priority to DE69515588T priority patent/DE69515588T2/de
Priority to PCT/FR1995/000522 priority patent/WO1995029269A1/fr
Priority to TW84105155A priority patent/TW279902B/zh
Publication of FR2725015A1 publication Critical patent/FR2725015A1/fr
Application granted granted Critical
Publication of FR2725015B1 publication Critical patent/FR2725015B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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)
FR9411483A 1994-04-22 1994-09-23 Four utilisable pour la nitruration a basse pression d'une piece metallique Expired - Lifetime FR2725015B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR9411483A FR2725015B1 (fr) 1994-09-23 1994-09-23 Four utilisable pour la nitruration a basse pression d'une piece metallique
EP95918040A EP0707661B1 (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
DE0707661T DE707661T1 (de) 1994-04-22 1995-04-21 Verfahren und ofen zum nitrieren von metallischen formteilen bei niedrigen druck
DE69515588T 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
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
TW84105155A TW279902B (fr) 1994-04-22 1995-05-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9411483A FR2725015B1 (fr) 1994-09-23 1994-09-23 Four utilisable pour la nitruration a basse pression d'une piece metallique

Publications (2)

Publication Number Publication Date
FR2725015A1 FR2725015A1 (fr) 1996-03-29
FR2725015B1 true FR2725015B1 (fr) 1996-12-20

Family

ID=9467289

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9411483A Expired - Lifetime FR2725015B1 (fr) 1994-04-22 1994-09-23 Four utilisable pour la nitruration a basse pression d'une piece metallique

Country Status (1)

Country Link
FR (1) FR2725015B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1059364A1 (fr) * 1999-06-08 2000-12-13 Jean-Michel Crevoiserat Sonde pour réguler l'atmosphère gazeuse dans les processus de nitruration ou de nitrocarburation dans les fours à atmosphère ou basse pression
EP1069203B1 (fr) * 1999-06-08 2003-12-03 Jean-Michel Crevoiserat Sonde pour réguler en continu l'atmosphère gazeuse dans les processus de nitruration ou de nitrocarburation dans les fours à atmosphère ou basse pression

Family Cites Families (9)

* Cited by examiner, † Cited by third party
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
US2803449A (en) * 1953-10-21 1957-08-20 Nat Forge & Ordnance Company Apparatus for nitriding crankshafts
US2789930A (en) * 1954-10-11 1957-04-23 William F Engelhard Method of nitriding ferrous alloys
FR2264891B1 (fr) * 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
DE3705710A1 (de) * 1986-02-24 1987-08-27 Ohara Co Verfahren zum nitrieren der oberflaeche von formteilen aus titan und vorrichtung zur nitrierbehandlung
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.

Also Published As

Publication number Publication date
FR2725015A1 (fr) 1996-03-29

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