BR9707703A - Aço inoxidável austenítico com boa resistência à oxidação. - Google Patents

Aço inoxidável austenítico com boa resistência à oxidação.

Info

Publication number
BR9707703A
BR9707703A BR9707703-8A BR9707703A BR9707703A BR 9707703 A BR9707703 A BR 9707703A BR 9707703 A BR9707703 A BR 9707703A BR 9707703 A BR9707703 A BR 9707703A
Authority
BR
Brazil
Prior art keywords
austenitic stainless
stainless steel
steel
oxidation resistance
good oxidation
Prior art date
Application number
BR9707703-8A
Other languages
English (en)
Inventor
Johan Linden
Jonas Rosen
Original Assignee
Sandvik Ab
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20401538&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9707703(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sandvik Ab filed Critical Sandvik Ab
Publication of BR9707703A publication Critical patent/BR9707703A/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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

<B>"AçO INOXIDáVEL AUSTENìTICO COM BOA RESISTêNCIA á OXIDAçãO"<D>. A presente invenção se refere a um novo aço inoxidável austenítico, que é fornecido de acordo com a análise seguinte: C: < 0,12; Si: < 1,0; Cr: 16 - 22; Mn: < 2,0; Ni: 8 - 14; Mo: < 1,0; ou Ti: > 4% em peso de C e < 0,8 ou Nb: 8% em peso de C e < 1,0; S: < 0,03; O: < 0,03; N: <0,05; REM: <243> 0,03 E > 0,10; e o restante em Fe e impurezas que normalmente ocorrem, os metais de terra rara (REM), sendo um ou mais dos elementos Ce, La, Pr e Nd. O novo aço é particularmente adequado como um aço de superaquecimento e um aço de trocador de calor.
BR9707703-8A 1996-02-26 1997-02-20 Aço inoxidável austenítico com boa resistência à oxidação. BR9707703A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9600709A SE508149C2 (sv) 1996-02-26 1996-02-26 Austenitiskt rostfritt stål samt användning av stålet
PCT/SE1997/000292 WO1997031130A1 (en) 1996-02-26 1997-02-20 Austenitic stainless steel and use of the steel

Publications (1)

Publication Number Publication Date
BR9707703A true BR9707703A (pt) 1999-09-21

Family

ID=20401538

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9707703-8A BR9707703A (pt) 1996-02-26 1997-02-20 Aço inoxidável austenítico com boa resistência à oxidação.

Country Status (10)

Country Link
US (1) US5827476A (pt)
EP (1) EP0956372B1 (pt)
JP (1) JP2000504786A (pt)
KR (1) KR100482706B1 (pt)
CN (1) CN1078628C (pt)
BR (1) BR9707703A (pt)
DE (1) DE69704790T9 (pt)
ES (1) ES2177938T3 (pt)
SE (1) SE508149C2 (pt)
WO (1) WO1997031130A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE516583C2 (sv) * 1997-12-05 2002-01-29 Sandvik Ab Austenitiskt rostfritt stål med god oxidationsbeständighet
JP2003041349A (ja) * 2001-08-01 2003-02-13 Nisshin Steel Co Ltd 電気抵抗材料
JP3632672B2 (ja) * 2002-03-08 2005-03-23 住友金属工業株式会社 耐水蒸気酸化性に優れたオーステナイト系ステンレス鋼管およびその製造方法
US8430075B2 (en) * 2008-12-16 2013-04-30 L.E. Jones Company Superaustenitic stainless steel and method of making and use thereof
CN101985724A (zh) * 2010-10-28 2011-03-16 南昌航空大学 一种用于外科植入物的含稀土奥氏体不锈钢
CN102162074A (zh) * 2011-03-29 2011-08-24 陈才金 一种原位铸造不锈钢
CN104278207B (zh) * 2014-07-22 2016-08-24 安徽省三方新材料科技有限公司 一种含稀土元素的耐热钢
CN106591739B (zh) * 2015-11-11 2018-07-13 南京万信方达信息科技有限公司 一种信息追溯系统用信息采集设备支架
CN105331906A (zh) * 2015-12-02 2016-02-17 广东广青金属科技有限公司 一种含钛奥氏体不锈钢长连铸控制方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7705578L (sv) * 1976-05-15 1977-11-16 Nippon Steel Corp Tvafasigt rostfritt stal
SU1038377A1 (ru) * 1981-10-13 1983-08-30 Специальное Конструкторско-Техническое Бюро Физико-Механического Института Ан Усср Сталь
JPH0672286B2 (ja) * 1984-07-10 1994-09-14 株式会社日立製作所 ▲高▼温強度に優れたオーステナイト系ステンレス鋼
DE69403975T2 (de) * 1993-02-03 1997-12-18 Hitachi Metals Ltd Hitzebeständiger austenitischer Gussstahl und daraus hergestellte Bauteile eines Auspuffsystems

Also Published As

Publication number Publication date
SE508149C2 (sv) 1998-09-07
JP2000504786A (ja) 2000-04-18
SE9600709D0 (sv) 1996-02-26
KR100482706B1 (ko) 2005-06-16
EP0956372A1 (en) 1999-11-17
DE69704790T9 (de) 2005-01-05
CN1078628C (zh) 2002-01-30
US5827476A (en) 1998-10-27
WO1997031130A1 (en) 1997-08-28
SE9600709L (sv) 1997-08-27
KR19990087246A (ko) 1999-12-15
ES2177938T3 (es) 2002-12-16
EP0956372B1 (en) 2002-06-19
DE69704790D1 (de) 2001-06-13
DE69704790T2 (de) 2001-08-23
CN1212024A (zh) 1999-03-24

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B25A Requested transfer of rights approved

Owner name: SANDVIK INTELLECTUAL PROPERTY HB (SE)

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B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 9A, 10A, 11A E 12A ANUIDADES.

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

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 1998 DE 22/04/2009 E A 13A ANUIDADE.

B21H Decision of lapse of a patent or of a certificate of addition of invention cancelled [chapter 21.8 patent gazette]

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 2041 DE 17/02/2010 POR TER SIDO INDEVIDO.

B24G Patent annual fee: republication

Free format text: REPUBLICADO O TEXTO DO DESPACHO 24.3 DA RPI 1998 DE 22/04/2009 CUJO TEOR PASSA A SER: "REFERENTE A 10A, 11A, 12A E 13A ANUIDADES". DESTA DATA DECORRE O PRAZO DE TRES MESES PREVISTO NO ART. 87 DA LPI.

B22N Request dismissed because no representative was appointed within the time-limit [chapter 22.14 patent gazette]

Free format text: ARQUIVADA A PETICAO 020090040360 DE 29/04/2009 EM FACE DO DISPOSTO NO ART. 216, 2O LPI.

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

Free format text: REFERENTE A 10A, 11A, 12A, 13A E 14A ANUIDADES.