EP4043606A4 - Surface hardening apparatus and surface hardening method - Google Patents

Surface hardening apparatus and surface hardening method Download PDF

Info

Publication number
EP4043606A4
EP4043606A4 EP20873990.4A EP20873990A EP4043606A4 EP 4043606 A4 EP4043606 A4 EP 4043606A4 EP 20873990 A EP20873990 A EP 20873990A EP 4043606 A4 EP4043606 A4 EP 4043606A4
Authority
EP
European Patent Office
Prior art keywords
surface hardening
hardening method
hardening apparatus
hardening
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
Application number
EP20873990.4A
Other languages
German (de)
French (fr)
Other versions
EP4043606A1 (en
Inventor
Yasushi Hiraoka
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.)
Parker Netsushori Kogyo KK
Original Assignee
Parker Netsushori Kogyo KK
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 Parker Netsushori Kogyo KK filed Critical Parker Netsushori Kogyo KK
Publication of EP4043606A1 publication Critical patent/EP4043606A1/en
Publication of EP4043606A4 publication Critical patent/EP4043606A4/en
Pending 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
    • C23C8/28—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
    • 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
    • C21D1/06—Surface hardening
    • 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
    • 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
    • C23C8/32—Carbo-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
    • C23C8/80—After-treatment
EP20873990.4A 2019-10-11 2020-10-09 Surface hardening apparatus and surface hardening method Pending EP4043606A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019187310 2019-10-11
PCT/JP2020/038315 WO2021070938A1 (en) 2019-10-11 2020-10-09 Surface hardening apparatus and surface hardening method

Publications (2)

Publication Number Publication Date
EP4043606A1 EP4043606A1 (en) 2022-08-17
EP4043606A4 true EP4043606A4 (en) 2023-06-14

Family

ID=75438231

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20873990.4A Pending EP4043606A4 (en) 2019-10-11 2020-10-09 Surface hardening apparatus and surface hardening method

Country Status (8)

Country Link
US (1) US20220341021A1 (en)
EP (1) EP4043606A4 (en)
JP (1) JPWO2021070938A1 (en)
KR (1) KR20220057601A (en)
CN (1) CN114829668A (en)
MX (1) MX2022002518A (en)
TW (1) TW202124731A (en)
WO (1) WO2021070938A1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07173602A (en) * 1993-05-26 1995-07-11 Skf Ind Trading Dev Co Bv Method of carbonitriding steel, and rolling bearing made of this steel
WO2016129333A1 (en) * 2015-02-10 2016-08-18 サンコール株式会社 Method and device for producing metal springs
JP6345320B1 (en) * 2017-07-07 2018-06-20 パーカー熱処理工業株式会社 Surface hardening processing apparatus and surface hardening processing method
JP6503122B1 (en) * 2018-08-17 2019-04-17 パーカー熱処理工業株式会社 Surface hardening treatment apparatus and surface hardening treatment method
WO2019131602A1 (en) * 2017-12-27 2019-07-04 パーカー熱処理工業株式会社 Nitrided steel member, and method and apparatus for producing nitrided steel member
JP2021120471A (en) * 2018-04-26 2021-08-19 パーカー熱処理工業株式会社 Nitrided steel member, manufacturing method of nitrided steel member and manufacturing apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53115110A (en) 1977-03-18 1978-10-07 Nippon Telegr & Teleph Corp <Ntt> Light-combination type current switch scanning system
JPS57193398A (en) 1981-05-25 1982-11-27 Pentel Kk Nose knock type propelling pencil
JP5883727B2 (en) * 2012-06-01 2016-03-15 株式会社日本テクノ Gas nitriding and gas soft nitriding methods
JP6636829B2 (en) 2015-05-12 2020-01-29 パーカー熱処理工業株式会社 Nitrided steel member and method of manufacturing nitrided steel

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07173602A (en) * 1993-05-26 1995-07-11 Skf Ind Trading Dev Co Bv Method of carbonitriding steel, and rolling bearing made of this steel
WO2016129333A1 (en) * 2015-02-10 2016-08-18 サンコール株式会社 Method and device for producing metal springs
JP6345320B1 (en) * 2017-07-07 2018-06-20 パーカー熱処理工業株式会社 Surface hardening processing apparatus and surface hardening processing method
WO2019131602A1 (en) * 2017-12-27 2019-07-04 パーカー熱処理工業株式会社 Nitrided steel member, and method and apparatus for producing nitrided steel member
JP2021120471A (en) * 2018-04-26 2021-08-19 パーカー熱処理工業株式会社 Nitrided steel member, manufacturing method of nitrided steel member and manufacturing apparatus
JP6503122B1 (en) * 2018-08-17 2019-04-17 パーカー熱処理工業株式会社 Surface hardening treatment apparatus and surface hardening treatment method

Also Published As

Publication number Publication date
US20220341021A1 (en) 2022-10-27
KR20220057601A (en) 2022-05-09
JPWO2021070938A1 (en) 2021-04-15
WO2021070938A1 (en) 2021-04-15
TW202124731A (en) 2021-07-01
CN114829668A (en) 2022-07-29
EP4043606A1 (en) 2022-08-17
MX2022002518A (en) 2022-04-01

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