JP5630523B2 - 窒化処理用鋼板およびその製造方法 - Google Patents

窒化処理用鋼板およびその製造方法 Download PDF

Info

Publication number
JP5630523B2
JP5630523B2 JP2013076824A JP2013076824A JP5630523B2 JP 5630523 B2 JP5630523 B2 JP 5630523B2 JP 2013076824 A JP2013076824 A JP 2013076824A JP 2013076824 A JP2013076824 A JP 2013076824A JP 5630523 B2 JP5630523 B2 JP 5630523B2
Authority
JP
Japan
Prior art keywords
less
steel sheet
steel
nitriding
ferrite
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.)
Active
Application number
JP2013076824A
Other languages
English (en)
Japanese (ja)
Other versions
JP2014201764A (ja
Inventor
崇 小林
崇 小林
勇人 齋藤
勇人 齋藤
船川　義正
義正 船川
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.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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 to JP2013076824A priority Critical patent/JP5630523B2/ja
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Priority to EP14779834.2A priority patent/EP2955242B1/en
Priority to US14/781,440 priority patent/US20160032431A1/en
Priority to MX2015013940A priority patent/MX2015013940A/es
Priority to CN201480019178.9A priority patent/CN105102659B/zh
Priority to KR1020157027610A priority patent/KR101733513B1/ko
Priority to PCT/JP2014/001603 priority patent/WO2014162677A1/ja
Priority to TW103111885A priority patent/TWI548755B/zh
Publication of JP2014201764A publication Critical patent/JP2014201764A/ja
Application granted granted Critical
Publication of JP5630523B2 publication Critical patent/JP5630523B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • 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
    • C22C38/02—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
    • C22C38/04—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
    • C22C38/06—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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • 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
    • C22C38/36—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.7% by weight of carbon
    • 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
    • C23C8/28—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
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/009—Pearlite
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
JP2013076824A 2013-04-02 2013-04-02 窒化処理用鋼板およびその製造方法 Active JP5630523B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2013076824A JP5630523B2 (ja) 2013-04-02 2013-04-02 窒化処理用鋼板およびその製造方法
US14/781,440 US20160032431A1 (en) 2013-04-02 2014-03-20 Steel sheet for nitriding and production method therefor
MX2015013940A MX2015013940A (es) 2013-04-02 2014-03-20 Lamina de acero para nitruracion y metodo para la produccion de la misma.
CN201480019178.9A CN105102659B (zh) 2013-04-02 2014-03-20 氮化处理用钢板及其制造方法
EP14779834.2A EP2955242B1 (en) 2013-04-02 2014-03-20 Steel sheet for nitriding and production method therefor
KR1020157027610A KR101733513B1 (ko) 2013-04-02 2014-03-20 질화 처리용 강판 및 그의 제조 방법
PCT/JP2014/001603 WO2014162677A1 (ja) 2013-04-02 2014-03-20 窒化処理用鋼板およびその製造方法
TW103111885A TWI548755B (zh) 2013-04-02 2014-03-31 氮化處理用鋼板及其製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013076824A JP5630523B2 (ja) 2013-04-02 2013-04-02 窒化処理用鋼板およびその製造方法

Publications (2)

Publication Number Publication Date
JP2014201764A JP2014201764A (ja) 2014-10-27
JP5630523B2 true JP5630523B2 (ja) 2014-11-26

Family

ID=51657992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013076824A Active JP5630523B2 (ja) 2013-04-02 2013-04-02 窒化処理用鋼板およびその製造方法

Country Status (8)

Country Link
US (1) US20160032431A1 (zh)
EP (1) EP2955242B1 (zh)
JP (1) JP5630523B2 (zh)
KR (1) KR101733513B1 (zh)
CN (1) CN105102659B (zh)
MX (1) MX2015013940A (zh)
TW (1) TWI548755B (zh)
WO (1) WO2014162677A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102009635B1 (ko) * 2015-03-24 2019-08-12 제이에프이 스틸 가부시키가이샤 연질화용 강 및 부품 그리고 이들의 제조 방법
CN105364433A (zh) * 2015-11-27 2016-03-02 昆山惠众机电有限公司 一种热作模具的生产工艺
CN108368576B (zh) * 2015-12-04 2020-04-14 日本制铁株式会社 氮化板部件及其制造方法
JP6576851B2 (ja) * 2016-02-17 2019-09-18 学校法人大同学園 半抜き加工試験方法
KR101917453B1 (ko) 2016-12-22 2018-11-09 주식회사 포스코 극저온 충격인성이 우수한 후강판 및 이의 제조방법
WO2021099815A1 (en) * 2019-11-18 2021-05-27 Arcelormittal Forged part of steel and a method of manufacturing thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008123366A1 (ja) * 2007-03-27 2008-10-16 Nippon Steel Corporation はがれの発生が無く表面性状及びバーリング性に優れる高強度熱延鋼板及びその製造方法
JP2012177167A (ja) * 2011-02-28 2012-09-13 Jfe Steel Corp 軟窒化処理用鋼板およびその製造方法
JP2012177176A (ja) * 2011-02-28 2012-09-13 Jfe Steel Corp 軟窒化処理用鋼板およびその製造方法
WO2013047755A1 (ja) * 2011-09-30 2013-04-04 新日鐵住金株式会社 耐衝撃特性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法、並びに、高強度合金化溶融亜鉛めっき鋼板およびその製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0925513A (ja) 1995-07-12 1997-01-28 Nippon Steel Corp 成形性に優れた窒化用鋼板の製造方法
JPH0925543A (ja) 1995-07-12 1997-01-28 Nippon Steel Corp 成形性に優れた窒化用鋼板およびそのプレス成形体
JP3477955B2 (ja) * 1995-11-17 2003-12-10 Ｊｆｅスチール株式会社 極微細組織を有する高張力熱延鋼板の製造方法
TW500809B (en) * 2000-05-31 2002-09-01 Kawasaki Steel Co Cold-rolled steel sheets with superior strain-aging hardenability, and manufacturing method thereof
JP3863818B2 (ja) * 2002-07-10 2006-12-27 新日本製鐵株式会社 低降伏比型鋼管
JP4289139B2 (ja) 2003-12-12 2009-07-01 Ｊｆｅスチール株式会社 成形性に優れる軟窒化用鋼板の製造方法
JP4962594B2 (ja) * 2010-04-22 2012-06-27 Ｊｆｅスチール株式会社 加工性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法
KR101540877B1 (ko) * 2011-04-13 2015-07-30 신닛테츠스미킨 카부시키카이샤 가스 연질화용 열연 강판 및 그 제조 방법
US10077489B2 (en) * 2012-06-27 2018-09-18 Jfe Steel Corporation Steel sheet for soft-nitriding and method for manufacturing the same
CN104411847A (zh) * 2012-06-27 2015-03-11 杰富意钢铁株式会社 软氮化处理用钢板及其制造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008123366A1 (ja) * 2007-03-27 2008-10-16 Nippon Steel Corporation はがれの発生が無く表面性状及びバーリング性に優れる高強度熱延鋼板及びその製造方法
JP2012177167A (ja) * 2011-02-28 2012-09-13 Jfe Steel Corp 軟窒化処理用鋼板およびその製造方法
JP2012177176A (ja) * 2011-02-28 2012-09-13 Jfe Steel Corp 軟窒化処理用鋼板およびその製造方法
WO2013047755A1 (ja) * 2011-09-30 2013-04-04 新日鐵住金株式会社 耐衝撃特性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法、並びに、高強度合金化溶融亜鉛めっき鋼板およびその製造方法

Also Published As

Publication number Publication date
MX2015013940A (es) 2015-12-08
KR101733513B1 (ko) 2017-05-08
CN105102659B (zh) 2017-04-05
KR20150126661A (ko) 2015-11-12
EP2955242B1 (en) 2017-05-03
TW201500560A (zh) 2015-01-01
TWI548755B (zh) 2016-09-11
WO2014162677A1 (ja) 2014-10-09
CN105102659A (zh) 2015-11-25
EP2955242A1 (en) 2015-12-16
EP2955242A4 (en) 2016-02-10
JP2014201764A (ja) 2014-10-27
US20160032431A1 (en) 2016-02-04

Similar Documents

Publication Publication Date Title
EP2460901A1 (en) High-strength steel sheet, and process for production thereof
KR20140064929A (ko) 볼트용 강선 및 볼트, 및 그의 제조 방법
JP5440203B2 (ja) 高炭素熱延鋼板の製造方法
JP5630523B2 (ja) 窒化処理用鋼板およびその製造方法
US9777353B2 (en) Hot-rolled steel sheet for nitriding, cold-rolled steel sheet for nitriding excellent in fatigue strength, manufacturing method thereof, and automobile part excellent in fatigue strength using the same
JP6065121B2 (ja) 高炭素熱延鋼板およびその製造方法
JP2009068057A (ja) 軟窒化処理用鋼板およびその製造方法
WO2016120914A1 (ja) 高強度めっき鋼板およびその製造方法
US10077485B2 (en) Steel sheet for soft-nitriding and method for manufacturing the same
WO2015146173A1 (ja) 高炭素熱延鋼板およびその製造方法
EP2868764B1 (en) Steel sheet for soft nitriding and method for manufacturing the same
CN107208207B (zh) 高强度钢板及其制造方法
JP5614329B2 (ja) 軟窒化処理用鋼板およびその製造方法
JP5614330B2 (ja) 軟窒化処理用鋼板およびその製造方法
JP2007162138A (ja) 窒化処理用鋼板およびその製造方法
JP5515949B2 (ja) 板厚方向の材質均一性に優れた低炭素鋼材の製造方法
JP2005264318A (ja) 耐磨耗性に優れた軟窒化処理鋼

Legal Events

Date Code Title Description
A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20140826

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20140909

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20140922

R150 Certificate of patent or registration of utility model

Ref document number: 5630523

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250