DE69515588D1 - METHOD AND OVEN FOR NITRATING METAL SHAPES AT LOW PRESSURE - Google Patents

METHOD AND OVEN FOR NITRATING METAL SHAPES AT LOW PRESSURE

Info

Publication number
DE69515588D1
DE69515588D1 DE69515588T DE69515588T DE69515588D1 DE 69515588 D1 DE69515588 D1 DE 69515588D1 DE 69515588 T DE69515588 T DE 69515588T DE 69515588 T DE69515588 T DE 69515588T DE 69515588 D1 DE69515588 D1 DE 69515588D1
Authority
DE
Germany
Prior art keywords
nitrating
oven
low pressure
metal shapes
shapes
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
DE69515588T
Other languages
German (de)
Other versions
DE69515588T2 (en
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.)
BODYCOTE HIT S.A., CHASSIEU, FR
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
Priority claimed from FR9405062A external-priority patent/FR2719057B1/en
Priority claimed from FR9411483A external-priority patent/FR2725015B1/en
Application filed by Innovatique SA filed Critical Innovatique SA
Application granted granted Critical
Publication of DE69515588D1 publication Critical patent/DE69515588D1/en
Publication of DE69515588T2 publication Critical patent/DE69515588T2/en
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
DE69515588T 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 Expired - Lifetime DE69515588T2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9405062A FR2719057B1 (en) 1994-04-22 1994-04-22 Process for the nitriding at low pressure of a metallic part and oven for the implementation of said process.
FR9411483A FR2725015B1 (en) 1994-09-23 1994-09-23 OVEN FOR USE IN LOW PRESSURE NITRURATION OF A METAL PART
PCT/FR1995/000522 WO1995029269A1 (en) 1994-04-22 1995-04-21 Method of low pressure nitriding a metal workpiece and oven for carrying out said method

Publications (2)

Publication Number Publication Date
DE69515588D1 true DE69515588D1 (en) 2000-04-20
DE69515588T2 DE69515588T2 (en) 2000-09-07

Family

ID=26231123

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69515588T Expired - Lifetime DE69515588T2 (en) 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
DE0707661T Pending DE707661T1 (en) 1994-04-22 1995-04-21 METHOD AND OVEN FOR NITRATING METALLIC MOLDED PARTS AT LOW PRESSURE

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE0707661T Pending DE707661T1 (en) 1994-04-22 1995-04-21 METHOD AND OVEN FOR NITRATING METALLIC MOLDED PARTS AT LOW PRESSURE

Country Status (4)

Country Link
EP (1) EP0707661B1 (en)
DE (2) DE69515588T2 (en)
TW (1) TW279902B (en)
WO (1) WO1995029269A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19947381B4 (en) * 1999-10-01 2011-06-22 METAPLAS IONON Oberflächenveredelungstechnik GmbH, 51427 Apparatus for the heat treatment of workpieces, in particular for gas nitriding, nitrocarburizing and oxidizing
DE10118494C2 (en) * 2001-04-04 2003-12-11 Aichelin Gesmbh Moedling Process for low pressure carbonitriding of steel parts
DE102009002985A1 (en) * 2009-05-11 2010-11-18 Robert Bosch Gmbh Process for carbonitriding
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 (en) * 2014-07-11 2016-02-18 Robert Bosch Gmbh Method for nitriding a component of a fuel injection system
CN110747430B (en) * 2019-10-25 2020-12-15 西南交通大学 Low-pressure gas rapid nitriding method

Family Cites Families (13)

* 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
DE1933439A1 (en) * 1968-07-01 1970-01-15 Gen Electric Nitriding process for surface hardening stainless steels - without the use of activators
FR2264891B1 (en) * 1974-03-19 1977-10-07 Michel Henri
SE7700229L (en) * 1976-01-22 1977-07-23 Western Electric Co PROCEDURE FOR COATING THE SUBSTRATE BY PRECIPITATION FROM A PLASMA
FI63783C (en) * 1981-09-30 1983-08-10 Kymin Oy Kymmene Ab FOERFARANDE FOER NITRERING VID LAOGT TRYCK MED HJAELP AV GLIMURLADDNING
FR2524006B1 (en) * 1982-03-23 1985-10-11 Air Liquide PROCESS FOR THE SURFACE CURING OF METAL PARTS
JPS60211061A (en) * 1984-04-05 1985-10-23 Toyota Central Res & Dev Lab Inc Ion-nitrifying method of aluminum material
DE3705710A1 (en) * 1986-02-24 1987-08-27 Ohara Co METHOD FOR NITRATING THE SURFACE OF TITANIUM MOLDED PARTS, AND NITRATING TREATMENT DEVICE
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 (en) * 1991-03-27 1998-03-13 Etudes Const Mecaniques NITRURATION PROCESS AND OVEN.
DE4208848C2 (en) * 1991-12-04 2001-08-30 Ald Vacuum Techn Ag Process for the thermochemical after-treatment of steels and metals

Also Published As

Publication number Publication date
DE707661T1 (en) 1996-10-10
EP0707661A1 (en) 1996-04-24
DE69515588T2 (en) 2000-09-07
TW279902B (en) 1996-07-01
EP0707661B1 (en) 2000-03-15
WO1995029269A1 (en) 1995-11-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BODYCOTE HIT S.A., CHASSIEU, FR