EP1420078A3 - Brearing steel excellent in corrosion resistance - Google Patents

Brearing steel excellent in corrosion resistance Download PDF

Info

Publication number
EP1420078A3
EP1420078A3 EP03026063A EP03026063A EP1420078A3 EP 1420078 A3 EP1420078 A3 EP 1420078A3 EP 03026063 A EP03026063 A EP 03026063A EP 03026063 A EP03026063 A EP 03026063A EP 1420078 A3 EP1420078 A3 EP 1420078A3
Authority
EP
European Patent Office
Prior art keywords
less
brearing
corrosion resistance
steel excellent
carbide
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.)
Granted
Application number
EP03026063A
Other languages
German (de)
French (fr)
Other versions
EP1420078A2 (en
EP1420078B1 (en
Inventor
Kinami Koyo Seiko Co. Ldt. Toshiva
Kimura Daido Tokushuko K.K. Toshimitsu
Nishisaka Koyo Seiko Co. Ldt. Hisato
Goto Koyo Seiko Co. Ldt. Masao
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.)
JTEKT Corp
Original Assignee
Koyo Seiko Co Ltd
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 Koyo Seiko Co Ltd filed Critical Koyo Seiko Co Ltd
Publication of EP1420078A2 publication Critical patent/EP1420078A2/en
Publication of EP1420078A3 publication Critical patent/EP1420078A3/en
Application granted granted Critical
Publication of EP1420078B1 publication Critical patent/EP1420078B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C23C8/22—Carburising 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
    • C23C8/28—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

Bearing steel containing 0.10 wt% to 0.35 wt% of C, less than 0.5 wt% of Si, 0.3 wt% to 1.5 wt% of Mn, 0.03 wt% or less of P, 0.03 wt% or less of S, 1.0 wt% to 3.5 wt% of Ni, 1.0 wt% to 5.0 wt% of Cr, 0.03 wt% to 2.5 wt% of Mo, 0.005 wt% to 0.050 wt% of Al, 0.003 wt% or less of Ti, 0.0015 wt% or less of O, 0.025 wt% or less of N, and a substantially residual part of Fe, wherein the bearing steel after carburizing or carbonitriding treatment exhibits a surface C concentration of not lower than 0.9 %, contains 15 % by area or less of carbide and contains 0.1 % by area or less of rod-like carbide 10 having an aspect ratio of not lower than 3 in terms of the ratio of major diameter to minor diameter and having a minor diameter of not smaller than 2 µm.
EP03026063.2A 2002-11-12 2003-11-12 Bearing steel excellent in corrosion resistance Expired - Lifetime EP1420078B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002328854 2002-11-12
JP2002328854 2002-11-12

Publications (3)

Publication Number Publication Date
EP1420078A2 EP1420078A2 (en) 2004-05-19
EP1420078A3 true EP1420078A3 (en) 2006-05-03
EP1420078B1 EP1420078B1 (en) 2019-02-27

Family

ID=32171371

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03026063.2A Expired - Lifetime EP1420078B1 (en) 2002-11-12 2003-11-12 Bearing steel excellent in corrosion resistance

Country Status (2)

Country Link
US (1) US20040094238A1 (en)
EP (1) EP1420078B1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2522904T3 (en) * 2007-04-05 2014-11-19 Kabushiki Kaisha Kobe Seiko Sho Forge, forged and crankshaft steel
JP4964211B2 (en) 2008-09-30 2012-06-27 株式会社神戸製鋼所 Forged product and crankshaft manufactured from the forged product
EP3301201A1 (en) 2008-12-12 2018-04-04 JTEKT Corporation Bearing constituent member and process for producing the same, and rolling bearing having bearing constituent member
CN104561829B (en) * 2014-12-30 2017-05-24 中车戚墅堰机车车辆工艺研究所有限公司 High-wear-resistant steel for railway frog and manufacturing method thereof
CN106893947B (en) * 2017-03-28 2018-07-27 北京科技大学 A kind of preparation method for the bearing steel being resistant to 400 degree of high temperature
JP7152832B2 (en) 2018-06-18 2022-10-13 株式会社小松製作所 machine parts
JP7270343B2 (en) 2018-06-18 2023-05-10 株式会社小松製作所 Method for manufacturing mechanical parts
CN114032470B (en) * 2022-01-07 2022-04-05 北京科技大学 Carburizing bearing steel and preparation method thereof

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB763398A (en) * 1953-09-01 1956-12-12 Gussstahlwerk Bochumer Ver Ag Improvements in or relating to steel
US4026727A (en) * 1975-11-04 1977-05-31 A. Finkl & Sons Company Fatigue resistant steel, machinery parts and method of manufacture thereof
JPH03100142A (en) * 1989-09-13 1991-04-25 Kobe Steel Ltd Case hardening steel for bearing having excellent crushing property and its manufacture
JPH0673492A (en) * 1993-03-19 1994-03-15 Aichi Steel Works Ltd Case hardening steel of high quality
JPH06287711A (en) * 1993-03-31 1994-10-11 Sumitomo Metal Ind Ltd Steel parts excellent in rolling fatigue life
US5383768A (en) * 1989-02-03 1995-01-24 Hitachi, Ltd. Steam turbine, rotor shaft thereof, and heat resisting steel
JPH0860294A (en) * 1994-08-17 1996-03-05 Kobe Steel Ltd Production of parts for machine structural use, excellent in fatigue strength, and case hardening steel for producing pertinent parts for machine structural use
JPH08120438A (en) * 1994-10-19 1996-05-14 Kobe Steel Ltd Production of parts for machine structure
US5595610A (en) * 1991-06-07 1997-01-21 Kabushiki Kaisha Kobe Seiko Sho Method of manufacturing case-hardened parts with little distortion in heat treatment and superior strength in bending fatigue
EP0763606A1 (en) * 1995-01-18 1997-03-19 Nippon Steel Corporation Long-lived carburized bearing steel
EP0933440A1 (en) * 1997-07-22 1999-08-04 Nippon Steel Corporation Case hardened steel excellent in the prevention of coarsening of particles during carburizing thereof, method of manufacturing the same, and raw shaped material for carburized parts
JP2000054069A (en) * 1998-07-30 2000-02-22 Nippon Steel Corp Carburized material excellent in rolling fatigue characteristic
JP2001073067A (en) * 1999-08-31 2001-03-21 Sanyo Special Steel Co Ltd Steel excellent in rolling fatigue life and its production

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0214416A (en) 1988-07-01 1990-01-18 Hitachi Ltd Thin film magnetic head
JP3646467B2 (en) * 1996-07-31 2005-05-11 日本精工株式会社 Rolling bearing
US6719854B2 (en) * 2001-01-22 2004-04-13 Hitachi Metals Ltd. Rolling Bearing

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB763398A (en) * 1953-09-01 1956-12-12 Gussstahlwerk Bochumer Ver Ag Improvements in or relating to steel
US4026727A (en) * 1975-11-04 1977-05-31 A. Finkl & Sons Company Fatigue resistant steel, machinery parts and method of manufacture thereof
US5383768A (en) * 1989-02-03 1995-01-24 Hitachi, Ltd. Steam turbine, rotor shaft thereof, and heat resisting steel
JPH03100142A (en) * 1989-09-13 1991-04-25 Kobe Steel Ltd Case hardening steel for bearing having excellent crushing property and its manufacture
US5595610A (en) * 1991-06-07 1997-01-21 Kabushiki Kaisha Kobe Seiko Sho Method of manufacturing case-hardened parts with little distortion in heat treatment and superior strength in bending fatigue
JPH0673492A (en) * 1993-03-19 1994-03-15 Aichi Steel Works Ltd Case hardening steel of high quality
JPH06287711A (en) * 1993-03-31 1994-10-11 Sumitomo Metal Ind Ltd Steel parts excellent in rolling fatigue life
JPH0860294A (en) * 1994-08-17 1996-03-05 Kobe Steel Ltd Production of parts for machine structural use, excellent in fatigue strength, and case hardening steel for producing pertinent parts for machine structural use
JPH08120438A (en) * 1994-10-19 1996-05-14 Kobe Steel Ltd Production of parts for machine structure
EP0763606A1 (en) * 1995-01-18 1997-03-19 Nippon Steel Corporation Long-lived carburized bearing steel
EP0933440A1 (en) * 1997-07-22 1999-08-04 Nippon Steel Corporation Case hardened steel excellent in the prevention of coarsening of particles during carburizing thereof, method of manufacturing the same, and raw shaped material for carburized parts
JP2000054069A (en) * 1998-07-30 2000-02-22 Nippon Steel Corp Carburized material excellent in rolling fatigue characteristic
JP2001073067A (en) * 1999-08-31 2001-03-21 Sanyo Special Steel Co Ltd Steel excellent in rolling fatigue life and its production

Non-Patent Citations (7)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 015, no. 285 (C - 0851) 19 July 1991 (1991-07-19) *
PATENT ABSTRACTS OF JAPAN vol. 018, no. 328 (C - 1215) 22 June 1994 (1994-06-22) *
PATENT ABSTRACTS OF JAPAN vol. 1995, no. 01 28 February 1995 (1995-02-28) *
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 07 31 July 1996 (1996-07-31) *
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 09 30 September 1996 (1996-09-30) *
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 05 14 September 2000 (2000-09-14) *
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 20 10 July 2001 (2001-07-10) *

Also Published As

Publication number Publication date
EP1420078A2 (en) 2004-05-19
US20040094238A1 (en) 2004-05-20
EP1420078B1 (en) 2019-02-27

Similar Documents

Publication Publication Date Title
EP1236809A3 (en) High-hardness martensitic stainless steel excellent in corrosion resistance
CA2463688A1 (en) Martensitic stainless steel
WO2005061749A3 (en) Steel plates for ultra-high-strength linepipes and ultra-high-strength linepipes having excellent low-temperature toughness and manufacturing methods thereof
CA2448882A1 (en) Martensitic stainless steel
WO2006071437A3 (en) High-strength four-phase steel alloys
CA2526488A1 (en) A cold-rolled steel sheet having a tensile strength of 780 mpa or more an excellent local formability and a suppressed increase in weld hardness
DE69514903D1 (en) Durable bearing steel with a high carbon content
TW200606261A (en) A ferritic stainless steel wire and wire rod excellent in corrosion resistance, cold-rolling ability and toughness having reduced surface defects and magnetic property
DE502005010628D1 (en) HIGH -EST NON-STAINLESS STEEL AUSTERITIC STEEL
WO2002063058A1 (en) Thin steel sheet and method for production thereof
EP1111080A3 (en) Maraging steel having high fatigue strength and maraging steel strip made of same
WO2001042524A3 (en) Low carbon, low chromium carburizing high speed steels
EP1726675A3 (en) Base material for a clad steel and method for the production of clad steel from same
EP1857564A3 (en) High-Tensile steel sheet, steel sheet joining process and high-strength automotive part
EP2159295A3 (en) Martensitic stainless steel and antifriction bearing using the same
EP1420078A3 (en) Brearing steel excellent in corrosion resistance
EP1857563A8 (en) Non-tempered steel soft nitrided component
CA2185688A1 (en) Long-Life Carburizing Bearing Steel
JP2001336538A5 (en)
ATE378431T1 (en) ULTRA HIGH STRENGTH STEEL AND METHOD FOR PRODUCING A ZINC OR ZINC ALLOY PLATED STEEL SHEET
EP1743955A3 (en) Steel product excellent in corrosion resistance and corrosion fatigue resistance, and surface treatment method therefor
EP1479877A3 (en) Vane,camshaft timing control device, and sliding member
CA2316183A1 (en) Antifriction bearing part for high temperature
MXPA03011234A (en) Method for the protection against corrosion of a steel part made of austenitic or semi-austenitic steel during the production of sulfuric acid.
EP1825014A4 (en) Steel with excellent weather resistance at the seaside atmosphere, and manufacturing method therefor

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: JTEKT CORPORATION

17P Request for examination filed

Effective date: 20061018

AKX Designation fees paid

Designated state(s): DE FR

17Q First examination report despatched

Effective date: 20070704

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Ref document number: 60351831

Country of ref document: DE

Free format text: PREVIOUS MAIN CLASS: C23C0008220000

Ipc: C22C0038440000

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/48 20000101ALI20180308BHEP

Ipc: C22C 38/44 20000101AFI20180308BHEP

Ipc: C23C 8/32 19850101ALI20180308BHEP

Ipc: C22C 38/02 20000101ALI20180308BHEP

Ipc: C22C 38/50 20000101ALI20180308BHEP

Ipc: C23C 8/22 19850101ALI20180308BHEP

Ipc: C22C 38/04 20000101ALI20180308BHEP

Ipc: C22C 38/46 20000101ALI20180308BHEP

Ipc: C22C 38/00 19740701ALI20180308BHEP

Ipc: C22C 38/06 20000101ALI20180308BHEP

INTG Intention to grant announced

Effective date: 20180323

GRAJ Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted

Free format text: ORIGINAL CODE: EPIDOSDIGR1

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTC Intention to grant announced (deleted)
INTG Intention to grant announced

Effective date: 20180727

GRAJ Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted

Free format text: ORIGINAL CODE: EPIDOSDIGR1

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTC Intention to grant announced (deleted)
INTG Intention to grant announced

Effective date: 20181009

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/00 20060101ALI20180308BHEP

Ipc: C23C 8/32 20060101ALI20180308BHEP

Ipc: C22C 38/46 20060101ALI20180308BHEP

Ipc: C22C 38/44 20060101AFI20180308BHEP

Ipc: C23C 8/22 20060101ALI20180308BHEP

Ipc: C22C 38/50 20060101ALI20180308BHEP

Ipc: C22C 38/02 20060101ALI20180308BHEP

Ipc: C22C 38/06 20060101ALI20180308BHEP

Ipc: C22C 38/48 20060101ALI20180308BHEP

Ipc: C22C 38/04 20060101ALI20180308BHEP

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 60351831

Country of ref document: DE

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 60351831

Country of ref document: DE

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20191128

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20221010

Year of fee payment: 20

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20220621

Year of fee payment: 20

REG Reference to a national code

Ref country code: DE

Ref legal event code: R071

Ref document number: 60351831

Country of ref document: DE