BR112014003519A2 - chapa de aço com ni adicionado e método de produção da mesma - Google Patents

chapa de aço com ni adicionado e método de produção da mesma

Info

Publication number
BR112014003519A2
BR112014003519A2 BR112014003519A BR112014003519A BR112014003519A2 BR 112014003519 A2 BR112014003519 A2 BR 112014003519A2 BR 112014003519 A BR112014003519 A BR 112014003519A BR 112014003519 A BR112014003519 A BR 112014003519A BR 112014003519 A2 BR112014003519 A2 BR 112014003519A2
Authority
BR
Brazil
Prior art keywords
less
added
steel plate
limited
austenite
Prior art date
Application number
BR112014003519A
Other languages
English (en)
Other versions
BR112014003519B1 (pt
Inventor
Furuya Hitoshi
Okushima Motohiro
Saitoh Naoki
Takahashi Yasunori
Original Assignee
Nippon Steel & Sumitomo Metal 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
Application filed by Nippon Steel & Sumitomo Metal Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of BR112014003519A2 publication Critical patent/BR112014003519A2/pt
Publication of BR112014003519B1 publication Critical patent/BR112014003519B1/pt

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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • 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
    • C21D6/001—Heat treatment of ferrous alloys containing Ni
    • 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
    • C21D6/04—Hardening by cooling below 0 degrees Celsius
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working
    • 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
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • 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
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • 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
    • C22C38/002—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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat Treatment Of Steel (AREA)
  • Metal Rolling (AREA)

Abstract

resumo patente de invenção: "chapa de aço com ni adicionado e método de produção da mesma". a presente invenção refere-se a uma chapa de aço com ni adicionado inclui, em % em massa, c: 0,04% a 0,10%, si: 0,02% a 0,12%, mn: 0,3% a 1,0%, ni: mais de 7,5% a 10,0%, al: 0,01% a 0,08%, t?o: 0,0001% a 0,0030%, p: limitado a 0.0100% ou menos, s: limitado a 0,0035% ou menos, n: limitado a 0,0070% ou menos, e o saldo consistindo de fe e as inevitáveis impurezas, na qual a razão de segregação de ni em uma área a 1/4 da espessura da chapa a partir da superfície na direção da espessura é 1,3 ou menos, a fração de austenita após o resfriamento profundo é 0,5 % ou mais, o índice de irregularidade da austenita após o resfriamento profundo é 3,0 ou menos, e o diâmetro de círculo equivalente médio da austenita após o resfriamento profundo é 1 ?m ou menos.
BR112014003519-9A 2011-09-28 2011-09-28 CHAPA DE AÇO COM Ni ADICIONADO E MÉTODO DE PRODUÇÃO DA MESMA BR112014003519B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2011/072188 WO2013046357A1 (ja) 2011-09-28 2011-09-28 Ｎｉ添加鋼板およびその製造方法

Publications (2)

Publication Number Publication Date
BR112014003519A2 true BR112014003519A2 (pt) 2017-03-14
BR112014003519B1 BR112014003519B1 (pt) 2020-05-12

Family

ID=47189564

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014003519-9A BR112014003519B1 (pt) 2011-09-28 2011-09-28 CHAPA DE AÇO COM Ni ADICIONADO E MÉTODO DE PRODUÇÃO DA MESMA

Country Status (7)

Country Link
US (1) US9260771B2 (pt)
EP (1) EP2743363B1 (pt)
JP (1) JP5059244B1 (pt)
KR (1) KR101473625B1 (pt)
CN (1) CN103764859B (pt)
BR (1) BR112014003519B1 (pt)
WO (1) WO2013046357A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014203347A1 (ja) * 2013-06-19 2014-12-24 新日鐵住金株式会社 鋼材およびその製造方法並びにｌｎｇタンク
CN106011656A (zh) * 2016-06-13 2016-10-12 苏州双金实业有限公司 一种能在低温下使用的钢
KR102036611B1 (ko) * 2016-12-01 2019-10-28 닛폰세이테츠 가부시키가이샤 저온용 니켈 함유 강 및 저온용 탱크
CN108220802B (zh) * 2017-02-16 2020-07-10 中国科学院金属研究所 一种适用于大截面部件的改进型9Ni材料及其制备方法
CN109423570B (zh) * 2017-08-23 2020-07-28 宝山钢铁股份有限公司 一种低温压力容器用钢及其制造方法
CN109694987B (zh) * 2017-10-20 2021-02-23 鞍钢股份有限公司 一种超低温压力容器用高镍钢及其制造方法
WO2019082326A1 (ja) * 2017-10-26 2019-05-02 新日鐵住金株式会社 低温用ニッケル含有鋼
US11371127B2 (en) * 2017-10-26 2022-06-28 Nippon Steel Corporation Nickel-containing steel for low temperature
CN110475886B (zh) * 2017-10-31 2021-06-15 日本制铁株式会社 低温用含镍钢板及使用了低温用含镍钢板的低温用罐
CN109457094A (zh) * 2018-10-23 2019-03-12 河钢股份有限公司 一种改善Cr12MoV钢表面性能的工艺
US20220154303A1 (en) * 2019-03-13 2022-05-19 Jfe Steel Corporation Steel plate and method for manufacturing the same
CN110541110B (zh) * 2019-08-24 2021-02-26 江阴兴澄特种钢铁有限公司 高强度低屈强比船舶LNG储罐用9Ni钢板及其制造方法
JP7251512B2 (ja) * 2020-04-08 2023-04-04 Ｊｆｅスチール株式会社 鋼板およびその製造方法
CN116377343B (zh) * 2022-12-14 2024-06-18 鞍钢股份有限公司 一种极地海洋环境服役的海工钢板及其制造方法

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56156715A (en) 1980-05-07 1981-12-03 Nippon Kokan Kk <Nkk> Manufacture of ni-containing steel for low temperature excellent in crack tip opening displacement
JPS61133312A (ja) 1984-12-03 1986-06-20 Kawasaki Steel Corp 高じん性低温用鋼板の製造方法
JPH0785825B2 (ja) 1986-11-20 1995-09-20 新日本製鐵株式会社 低温靭性の優れたＮｉ含有鋼板の製造法
JPH01230713A (ja) 1988-03-08 1989-09-14 Nippon Steel Corp 耐応力腐食割れ性の優れた高強度高靭性鋼の製造法
JPH0220922A (ja) 1988-07-08 1990-01-24 Matsushita Electric Ind Co Ltd バイモス型論理回路
JPH02141561A (ja) 1988-11-22 1990-05-30 Kawasaki Steel Corp 鋼の連続鋳造鋳片
JPH0414179A (ja) 1990-05-07 1992-01-20 Mitsubishi Electric Corp 図面検索管理方法
JPH0739024B2 (ja) 1990-06-07 1995-05-01 新日本製鐵株式会社 偏析のない高靭性厚鋼板の製造法
JP2788673B2 (ja) 1990-08-28 1998-08-20 川崎製鉄株式会社 低降伏比を有する低温用鋼板の製造方法
JP3335651B2 (ja) 1991-06-19 2002-10-21 新日本製鐵株式会社 母材および溶接熱影響部のＣＴＯＤ特性の優れた厚肉９％Ｎｉ鋼の製造法
JPH06179909A (ja) 1992-12-14 1994-06-28 Sumitomo Metal Ind Ltd 極低温用鋼材の製造方法
JPH07278734A (ja) 1994-04-08 1995-10-24 Kobe Steel Ltd 靱性の優れた含Ｎｉ低温用鋼
JP3329578B2 (ja) 1994-05-27 2002-09-30 川崎製鉄株式会社 低温じん性に優れた高強度Ｎｉ鋼厚鋼板の製造方法
JPH0920922A (ja) * 1995-06-30 1997-01-21 Kawasaki Steel Corp 高靱性低温用鋼板の製造方法
JPH0941036A (ja) * 1995-07-31 1997-02-10 Kawasaki Steel Corp 高靱性低温用鋼板の製造方法
JPH0941088A (ja) 1995-07-31 1997-02-10 Kawasaki Steel Corp 高靱性低温用鋼板の製造方法
JPH09143557A (ja) 1995-11-22 1997-06-03 Kawasaki Steel Corp 低温靱性に優れた高強度含Ｎｉ厚鋼板の製造方法
TW459052B (en) 1997-12-19 2001-10-11 Exxon Production Research Co Ultra-high strength steels with excellent cryogenic temperature toughness
JP2000129351A (ja) 1998-10-20 2000-05-09 Nkk Corp 厚肉高張力鋼板の製造方法
JP2002012951A (ja) * 2000-06-28 2002-01-15 Nippon Steel Corp 応力除去焼鈍後の溶接部靭性に優れた厚肉９％Ｎｉ鋼
JP3893921B2 (ja) 2001-09-13 2007-03-14 住友金属工業株式会社 低温用Ｎｉ含有鋼とその製造方法
KR100957929B1 (ko) 2002-12-18 2010-05-13 주식회사 포스코 저온인성이 우수한 고장력 강판의 제조방법
JP4039268B2 (ja) * 2003-02-21 2008-01-30 Ｊｆｅスチール株式会社 強度・低温靭性に優れたＮｉ含有鋼の製造方法
JP4389726B2 (ja) 2004-08-19 2009-12-24 大同特殊鋼株式会社 無段変速機ベルトの金属帯リング用薄鋼帯板
JP4514137B2 (ja) 2005-02-04 2010-07-28 新日本製鐵株式会社 Ｎｉ含有鋼の圧延表面疵防止方法
JP4872917B2 (ja) 2005-09-21 2012-02-08 住友金属工業株式会社 低温用鋼材およびその製造方法
WO2007080646A1 (ja) 2006-01-13 2007-07-19 Sumitomo Metal Industries, Ltd. 極低温用鋼
WO2007080645A1 (ja) * 2006-01-13 2007-07-19 Sumitomo Metal Industries, Ltd. 溶接熱影響部のｃｔｏｄ特性に優れた極低温用鋼
ES2575997T3 (es) 2006-04-04 2016-07-04 Nippon Steel & Sumitomo Metal Corporation Lámina de acero dura extra-delgada y método de fabricación de la misma
JP4775708B2 (ja) 2006-04-04 2011-09-21 独立行政法人日本原子力研究開発機構 水素ガス検知材とその被膜方法
CN101314178B (zh) 2007-05-28 2010-06-09 宝山钢铁股份有限公司 利用双辊薄带连铸制备自生梯度功能材料的方法
CN101328564B (zh) * 2007-06-21 2010-04-07 宝山钢铁股份有限公司 具有优良焊接性的低屈强比ht780钢板及其制造方法
JP2009074123A (ja) * 2007-09-19 2009-04-09 Nippon Steel Corp 表面品質が良好なＮｉ含有鋼の製造方法
CN101845599B (zh) * 2009-03-24 2012-05-30 宝山钢铁股份有限公司 一种耐候钢及其制造方法
JP5381440B2 (ja) * 2009-07-16 2014-01-08 新日鐵住金株式会社 アレスト性に優れた厚肉低温用鋼板およびその製造方法
JP4975888B2 (ja) * 2010-07-09 2012-07-11 新日本製鐵株式会社 Ｎｉ添加鋼板およびその製造方法

Also Published As

Publication number Publication date
US9260771B2 (en) 2016-02-16
JP5059244B1 (ja) 2012-10-24
EP2743363A4 (en) 2015-04-22
CN103764859B (zh) 2015-03-25
KR20140031408A (ko) 2014-03-12
JPWO2013046357A1 (ja) 2015-03-26
WO2013046357A1 (ja) 2013-04-04
BR112014003519B1 (pt) 2020-05-12
CN103764859A (zh) 2014-04-30
EP2743363A1 (en) 2014-06-18
KR101473625B1 (ko) 2014-12-16
EP2743363B1 (en) 2017-11-01
US20140158258A1 (en) 2014-06-12

Similar Documents

Publication Publication Date Title
BR112014003519A2 (pt) chapa de aço com ni adicionado e método de produção da mesma
BR112013000436A8 (pt) chapa de aço com ni adicionado e método de produção da mesma
BR112012018552A2 (pt) chapa de aço laminada a frio de alta resistência e método de produção da mesma
BR112014007412A2 (pt) chapa de aço galvanizada por imersão a quente de alta resistência e chapa de aço galvanizada por imersão a quente ligada de alta resistência tendo excelente capacidade de conformação e pequena anisotropia do material com resistência final à tração de 980 mpa ou mais e método para sua produção
BR112015013061A2 (pt) chapa de aço laminada a quente e método de produção da mesma
BR112015024854A2 (pt) chapa de aço laminada a quente e método para sua produção
BR112013026079A2 (pt) chapa de aço laminada a frio de alta resistência tendo excelente deformabilidade local, e método de produção da mesma
BR112014001994A2 (pt) folha de aço galvanizado de alta resistência excelente em flexibilidade e método de fabricação da mesma
BR112013026115A2 (pt) chapa de aço laminada a quente e método de produção da mesma
BR112013006143A2 (pt) chapa de aço de alta resistência e chapa de aço revestida com zinco de alta resistência que têm excelente ductilidade e capacidade de estiramento-flangeamento e método de fabricação das mesmas
BR112014007496A2 (pt) chapa de aço galvanizada por imersão a quente de alta resistência e chapa de aço galvanizada por imersão a quente ligada de alta resistência tendo excelente adesão de revestimento, capacidade de conformação e capacidade de expansão de furo com resistência à tração de 980 mpa ou mais e método para sua produção
BR112014006751A2 (pt) rolo compósito fundido centrifugamente para laminação a quente e método de produção do mesmo
BR112015021149A2 (pt) chapa de aço laminada a quente e seu método de produção
BR112014020244A8 (pt) Chapa de aço, chapa de aço revestida, e método para produção da mesma
BR112012031722A2 (pt) aço estampado por calor, método de produção de chapa de aço para estampagem por calor, e método de produção de aço estampado por calor
BR112013020657A2 (pt) chapa de aço elétrico não orientado e método para produção da mesma
BRPI0905624B8 (pt) peça de aço para uso em estrutura de máquina
BR112014017113A8 (pt) aço estampado a quente e método para produzir o mesmo
BR112013023792A2 (pt) chapa de aço para elemento gravado a quente e método de produção da mesma
BR112014017100A2 (pt) aço estampado a quente e método para produção do aço estampado a quente
BR112014017042A2 (pt) chapa de aço laminada a frio e processo de fabrica-ção da mesma
BR112014007509A2 (pt) folha de aço fornecida com camada galvanizada por imersão a quente excelente em umectabilidade de galvanização e adesão de galvanização e método de produção da mesma
BR112014001636A2 (pt) chapa de aço laminada a frio de alta resistência tendo excelente capacidade de flangeamento no estiramento e capacidade de perfuração de precisão e método para a produção da mesma
BR112014007500A2 (pt) folha de aço galvanizada por imersão a quente e método de fabricação da mesma
BR112013005659A2 (pt) ligas de alumínio-lítio aperfeiçoadas, e método para produzir as mesmas

Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL CORPORATION (JP)

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 28/09/2011, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 11A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2689 DE 19-07-2022 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.