BRPI0922554A2 - aços inoxidáveis ferríticos de alta pureza excelentes em resistência à corrosão e método de produção dos mesmos. - Google Patents

aços inoxidáveis ferríticos de alta pureza excelentes em resistência à corrosão e método de produção dos mesmos.

Info

Publication number: BRPI0922554A2
Authority: BR; Brazil
Prior art keywords: production method; corrosion resistance; high purity; stainless steels; ferritic stainless
Prior art date: 2008-12-09

Application number

BRPI0922554A

Other languages

English (en)

Inventor

Takahashi Akihiko

Ishimaru Eiichiro

Hatano Masaharu

Takahata Shigenori

Original Assignee

Nippon Steel & Sumikin Sst

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.)

2008-12-09

Filing date

2009-12-07

Publication date

2018-05-29

2009-12-07 Application filed by Nippon Steel & Sumikin Sst filed Critical Nippon Steel & Sumikin Sst

2018-05-29 Publication of BRPI0922554A2 publication Critical patent/BRPI0922554A2/pt

2021-05-04 Publication of BRPI0922554B1 publication Critical patent/BRPI0922554B1/pt

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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
- 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
- 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
- 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
- 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
- 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
- C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
- 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
- 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
- C21D2211/004—Dispersions; Precipitations
- 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

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)
Heat Treatment Of Sheet Steel (AREA)
Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Analysing Materials By The Use Of Radiation (AREA)

BRPI0922554-4A 2008-12-09 2009-12-07 Aços inoxidáveis ferríticos e seus métodos de produção BRPI0922554B1 (pt)

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
JP2008-313700		2008-12-09
JP2008313700		2008-12-09
JP2009276786A JP4624473B2 (ja)	2008-12-09	2009-12-04	耐銹性に優れた高純度フェライト系ステンレス鋼およびその製造方法
JP2009-276786		2009-12-04
PCT/JP2009/070788 WO2010067878A1 (ja)	2008-12-09	2009-12-07	耐銹性に優れた高純度フェライト系ステンレス鋼およびその製造方法

Publications (2)

Publication Number	Publication Date
BRPI0922554A2 true BRPI0922554A2 (pt)	2018-05-29
BRPI0922554B1 BRPI0922554B1 (pt)	2021-05-04

Family

ID=42242863

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BRPI0922554-4A BRPI0922554B1 (pt)	2008-12-09	2009-12-07	Aços inoxidáveis ferríticos e seus métodos de produção

Country Status (9)

Country	Link
US (1)	US8721960B2 (pt)
EP (1)	EP2357259B1 (pt)
JP (1)	JP4624473B2 (pt)
KR (1)	KR101149704B1 (pt)
CN (1)	CN102245789B (pt)
BR (1)	BRPI0922554B1 (pt)
ES (1)	ES2531280T3 (pt)
TW (1)	TW201033379A (pt)
WO (1)	WO2010067878A1 (pt)

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JP6116286B2 (ja) *	2013-02-25	2017-04-19	新日鐵住金ステンレス株式会社	発銹の少ないフェライト系ステンレス鋼
WO2014142302A1 (ja)	2013-03-14	2014-09-18	新日鐵住金ステンレス株式会社	時効熱処理後の強度増加が小さいフェライト系ステンレス鋼板及びその製造方法
US20170275722A1 (en) *	2014-08-14	2017-09-28	Jfe Steel Corporation	Ferritic stainless steel sheet
JP6159775B2 (ja)	2014-10-31	2017-07-05	新日鐵住金ステンレス株式会社	耐排ガス凝縮水腐食性とろう付け性に優れたフェライト系ステンレス鋼及びその製造方法
CN104451406B (zh) *	2014-11-18	2017-10-03	山东省源通机械股份有限公司	高耐盐碱腐蚀不锈钢铸件及其制备方法
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2009
- 2009-12-04 JP JP2009276786A patent/JP4624473B2/ja active Active
- 2009-12-07 WO PCT/JP2009/070788 patent/WO2010067878A1/ja active Application Filing
- 2009-12-07 EP EP09831981.7A patent/EP2357259B1/en active Active
- 2009-12-07 CN CN2009801492551A patent/CN102245789B/zh active Active
- 2009-12-07 ES ES09831981T patent/ES2531280T3/es active Active
- 2009-12-07 US US12/998,816 patent/US8721960B2/en active Active
- 2009-12-07 BR BRPI0922554-4A patent/BRPI0922554B1/pt active IP Right Grant
- 2009-12-07 KR KR1020117013051A patent/KR101149704B1/ko active IP Right Grant
- 2009-12-08 TW TW098141874A patent/TW201033379A/zh unknown

Also Published As

Publication number	Publication date
KR20110082081A (ko)	2011-07-15
TWI346708B (pt)	2011-08-11
US8721960B2 (en)	2014-05-13
WO2010067878A1 (ja)	2010-06-17
JP2010159487A (ja)	2010-07-22
CN102245789B (zh)	2013-07-31
JP4624473B2 (ja)	2011-02-02
ES2531280T3 (es)	2015-03-12
EP2357259A1 (en)	2011-08-17
US20110265920A1 (en)	2011-11-03
EP2357259A4 (en)	2013-11-13
BRPI0922554B1 (pt)	2021-05-04
TW201033379A (en)	2010-09-16
EP2357259B1 (en)	2015-02-11
KR101149704B1 (ko)	2012-05-23
CN102245789A (zh)	2011-11-16

Publication	Publication Date	Title
BRPI0922554A2 (pt)	2018-05-29	aços inoxidáveis ferríticos de alta pureza excelentes em resistência à corrosão e método de produção dos mesmos.
BRPI0906716A2 (pt)	2015-06-30	Aço inoxidável ferrítico de alta pureza com excelente resistência à corrosão e corformabilidade e processo de produção do mesmo.
BR112013023476A2 (pt)	2016-12-06	chapa de aço inoxidável ferrítico de pureza alta excelente em resistência à corrosão e propriedade antilustrosa
BRPI0909643A2 (pt)	2015-09-22	aço inoxidável ferrítico excelente em resistência ao calor e tenacidade
EP2166120A4 (en)	2013-08-28	FERRITIC STAINLESS STEEL HAVING EXCELLENT HEAT RESISTANCE
BRPI0820354A2 (pt)	2015-05-12	Aço inoxidavel austenítico pobre
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2018-08-07	B07A	Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
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2019-05-07	B12B	Appeal against refusal [chapter 12.2 patent gazette]
2021-05-04	B16A	Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]	Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 04/05/2021, OBSERVADAS AS CONDICOES LEGAIS.
2023-09-05	B25D	Requested change of name of applicant approved	Owner name: NIPPON STEEL STAINLESS STEEL CORPORATION (JP)
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