EP1544318A4 - Cocatalyseur de traitement thermique d'atmosphere, procede pour son application, procede de traitement thermique et atmosphere thermotraitee a l'aide de ce cocatalyseur - Google Patents

Cocatalyseur de traitement thermique d'atmosphere, procede pour son application, procede de traitement thermique et atmosphere thermotraitee a l'aide de ce cocatalyseur

Info

Publication number
EP1544318A4
EP1544318A4 EP02750765A EP02750765A EP1544318A4 EP 1544318 A4 EP1544318 A4 EP 1544318A4 EP 02750765 A EP02750765 A EP 02750765A EP 02750765 A EP02750765 A EP 02750765A EP 1544318 A4 EP1544318 A4 EP 1544318A4
Authority
EP
European Patent Office
Prior art keywords
heat treatment
cocatalyst
atmosphere
application
treatment method
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.)
Withdrawn
Application number
EP02750765A
Other languages
German (de)
English (en)
Other versions
EP1544318A1 (fr
Inventor
Langen Li
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority claimed from PCT/CN2002/000486 external-priority patent/WO2003006700A1/fr
Publication of EP1544318A1 publication Critical patent/EP1544318A1/fr
Publication of EP1544318A4 publication Critical patent/EP1544318A4/fr
Withdrawn legal-status Critical Current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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • C21D1/763—Adjusting the composition of the atmosphere using a catalyst
    • 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
    • C23C8/20—Carburising
    • 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
    • C23C8/28—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 more than one element being applied in one step
    • C23C8/30—Carbo-nitriding
EP02750765A 2002-07-09 2002-07-09 Cocatalyseur de traitement thermique d'atmosphere, procede pour son application, procede de traitement thermique et atmosphere thermotraitee a l'aide de ce cocatalyseur Withdrawn EP1544318A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2002/000486 WO2003006700A1 (fr) 2001-07-09 2002-07-09 Cocatalyseur de traitement thermique d'atmosphere, procede pour son application, procede de traitement thermique et atmosphere thermotraitee a l'aide de ce cocatalyseur

Publications (2)

Publication Number Publication Date
EP1544318A1 EP1544318A1 (fr) 2005-06-22
EP1544318A4 true EP1544318A4 (fr) 2008-12-31

Family

ID=34529374

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02750765A Withdrawn EP1544318A4 (fr) 2002-07-09 2002-07-09 Cocatalyseur de traitement thermique d'atmosphere, procede pour son application, procede de traitement thermique et atmosphere thermotraitee a l'aide de ce cocatalyseur

Country Status (2)

Country Link
EP (1) EP1544318A4 (fr)
JP (1) JP2005532471A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2497354B (en) * 2011-12-07 2014-09-24 Solaris Holdings Ltd Method of improvement of mechanical properties of products made of metals and alloys
EP3802903A1 (fr) 2018-06-11 2021-04-14 Swagelok Company Activation chimique de métaux d'auto-passivation
US20210172046A1 (en) * 2019-12-06 2021-06-10 Swagelok Company Chemical activation of self-passivating metals
EP4143358A1 (fr) 2020-04-29 2023-03-08 Swagelok Company Activation de métaux à auto-passivation à l'aide de revêtements réactifs pour la nitrocarburation à basse température
CN112359315A (zh) * 2020-11-10 2021-02-12 安徽理工大学 一种钛合金表面绿色低温渗氮剂及方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190921419A (en) * 1909-09-20 1910-05-26 William Richard Hodgkinson Method of Carburizing Iron, Iron Alloys, and Mild Steel, and Articles thereof.
GB374096A (en) * 1930-02-26 1932-05-26 Electro Metallurg Co Improvements in the nitrogenisation of iron, steel and alloys thereof
GB518726A (en) * 1937-10-14 1940-03-06 Roysel John Cowan Improvements in and relating to the case-hardening of ferrous articles
GB875998A (en) * 1957-12-06 1961-08-30 Bergwerksverband Gmbh Improvements in or relating to case-hardening
US3728168A (en) * 1968-10-28 1973-04-17 Nat Res Corp Process of making a titanium carbide sheathed titanium filament
US3837905A (en) * 1971-09-22 1974-09-24 Gen Motors Corp Thermal oxidation of silicon
US4267205A (en) * 1979-08-15 1981-05-12 Hughes Aircraft Company Process for low-temperature surface layer oxidation of a semiconductor substrate
JP2002256411A (ja) * 2001-02-28 2002-09-11 Nsk Ltd 浸炭方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190921419A (en) * 1909-09-20 1910-05-26 William Richard Hodgkinson Method of Carburizing Iron, Iron Alloys, and Mild Steel, and Articles thereof.
GB374096A (en) * 1930-02-26 1932-05-26 Electro Metallurg Co Improvements in the nitrogenisation of iron, steel and alloys thereof
GB518726A (en) * 1937-10-14 1940-03-06 Roysel John Cowan Improvements in and relating to the case-hardening of ferrous articles
GB875998A (en) * 1957-12-06 1961-08-30 Bergwerksverband Gmbh Improvements in or relating to case-hardening
US3728168A (en) * 1968-10-28 1973-04-17 Nat Res Corp Process of making a titanium carbide sheathed titanium filament
US3837905A (en) * 1971-09-22 1974-09-24 Gen Motors Corp Thermal oxidation of silicon
US4267205A (en) * 1979-08-15 1981-05-12 Hughes Aircraft Company Process for low-temperature surface layer oxidation of a semiconductor substrate
JP2002256411A (ja) * 2001-02-28 2002-09-11 Nsk Ltd 浸炭方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO03006700A1 *

Also Published As

Publication number Publication date
EP1544318A1 (fr) 2005-06-22
JP2005532471A (ja) 2005-10-27

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