BRPI0206891B1 - processo aod para produção de uma fusão metálica de aço de liga inoxidável ou aço fino de liga - Google Patents

processo aod para produção de uma fusão metálica de aço de liga inoxidável ou aço fino de liga Download PDF

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Publication number
BRPI0206891B1
BRPI0206891B1 BRPI0206891A BR0206891A BRPI0206891B1 BR PI0206891 B1 BRPI0206891 B1 BR PI0206891B1 BR PI0206891 A BRPI0206891 A BR PI0206891A BR 0206891 A BR0206891 A BR 0206891A BR PI0206891 B1 BRPI0206891 B1 BR PI0206891B1
Authority
BR
Brazil
Prior art keywords
value
model
effective
temperature
steel
Prior art date
Application number
BRPI0206891A
Other languages
English (en)
Portuguese (pt)
Other versions
BR0206891A (pt
Inventor
Johannes Mueller
Johannes Steins
Norbert Ramaseder
Stefan Dimitrov
Yuyou Zhai
Original Assignee
Voest Alpine Ind Anlagen
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=3688935&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0206891(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Voest Alpine Ind Anlagen filed Critical Voest Alpine Ind Anlagen
Publication of BR0206891A publication Critical patent/BR0206891A/pt
Publication of BRPI0206891B1 publication Critical patent/BRPI0206891B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D19/00—Arrangements of controlling devices
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/005—Manufacture of stainless steel
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4673—Measuring and sampling devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00—Arrangement of monitoring devices; Arrangement of safety devices
    • F27D21/0014—Devices for monitoring temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00—Arrangement of monitoring devices; Arrangement of safety devices
    • F27D21/0035—Devices for monitoring the weight of quantities added to the charge

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
BRPI0206891A 2001-11-13 2002-11-13 processo aod para produção de uma fusão metálica de aço de liga inoxidável ou aço fino de liga BRPI0206891B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0178401A AT411068B (de) 2001-11-13 2001-11-13 Verfahren zur herstellung einer metallschmelze in einer hüttentechnischen anlage

Publications (2)

Publication Number Publication Date
BR0206891A BR0206891A (pt) 2004-06-15
BRPI0206891B1 true BRPI0206891B1 (pt) 2016-07-05

Family

ID=3688935

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0206891A BRPI0206891B1 (pt) 2001-11-13 2002-11-13 processo aod para produção de uma fusão metálica de aço de liga inoxidável ou aço fino de liga

Country Status (5)

Country Link
EP (1) EP1310573B1 (de)
KR (1) KR100904006B1 (de)
AT (1) AT411068B (de)
BR (1) BRPI0206891B1 (de)
ES (1) ES2396053T3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005032929A1 (de) * 2004-11-12 2006-05-18 Sms Demag Ag Herstellung von Rostfreistahl der ferritischen Stahlgruppe AISI 4xx in einem AOD-Konverter
DE102004055206B4 (de) * 2004-11-16 2012-08-30 Sms Siemag Aktiengesellschaft Verfahren zum Herstellen von Stahl mit hohem Mangan- und niedrigem Kohlenstoffgehalt
CN100507770C (zh) * 2006-05-30 2009-07-01 宝山钢铁股份有限公司 热轧加热炉板坯剩余在炉时间确定方法
DE102006056672A1 (de) 2006-11-30 2008-06-05 Sms Demag Ag Verfahren und Vorrichtung zur Rostfreistahlerzeugung ohne elektrische Energiezufuhr auf der Basis von Roheisen
DE102006056671A1 (de) 2006-11-30 2008-06-05 Sms Demag Ag Verfahren und Vorrichtung zur Rostfreistahlerzeugung ohne elektrische Energiezufuhr auf der Basis von in einer DDD-Anlage vorbehandeltem Roheisen
DE102010035411A1 (de) * 2010-08-25 2012-03-01 Sms Siemag Ag Verfahren zur Temperaturkontrolle des Metallbades während des Blasprozesses in einem Konverter
ES2716202T3 (es) * 2013-04-12 2019-06-11 Refractory Intellectual Property Gmbh & Co Kg Procedimiento para determinar el estado de un revestimiento refractario de un recipiente de fundido metalúrgico
US10935320B2 (en) 2013-04-12 2021-03-02 Refractory Intellectual Property Gmbh & Co. Kg Method for determining the state of a refractory lining of a metallurgical vessel for molten metal in particular
CN115261549B (zh) * 2022-06-22 2023-09-26 包头钢铁（集团）有限责任公司 一种150t转炉高磷高硅单渣模型控制方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5855519A (ja) * 1981-09-29 1983-04-01 Nippon Yakin Kogyo Co Ltd コンピユ−タ−・シミユレ−シヨンによるａｏｄ炉操業の制御方法
SE452475B (sv) * 1983-03-21 1987-11-30 Nippon Yakin Kogyo Co Ltd Forfarande for datorstyrd avkolning av en stalsmelta
US5327357A (en) * 1991-12-03 1994-07-05 Praxair Technology, Inc. Method of decarburizing molten metal in the refining of steel using neural networks
JPH05195035A (ja) * 1992-01-24 1993-08-03 Nippon Steel Corp 転炉吹錬制御装置
JPH05339617A (ja) * 1992-06-04 1993-12-21 Nkk Corp 転炉吹錬方法
CN1047444C (zh) * 1993-09-03 1999-12-15 日本贺利氏电测骑士公司 测定钢水中碳、氢和氮浓度的方法和装置
US6017143A (en) * 1996-03-28 2000-01-25 Rosemount Inc. Device in a process system for detecting events
CA2276299A1 (en) * 1996-12-31 1998-07-09 Rosemount Inc. Device in a process system for validating a control signal from a field device
JP2000144229A (ja) * 1998-11-09 2000-05-26 Nkk Corp 転炉スロッピング予測方法及び装置
JP3580177B2 (ja) * 1999-04-23 2004-10-20 住友金属工業株式会社 含Ｃｒ溶鋼の脱炭精錬方法
AU2001285629A1 (en) * 2000-08-11 2002-02-25 Dofasco Inc. Desulphurization reagent control method and system

Also Published As

Publication number Publication date
AT411068B (de) 2003-09-25
KR100904006B1 (ko) 2009-06-22
ES2396053T3 (es) 2013-02-18
KR20030040135A (ko) 2003-05-22
EP1310573B1 (de) 2012-09-26
BR0206891A (pt) 2004-06-15
ATA17842001A (de) 2003-02-15
EP1310573A3 (de) 2008-01-23
EP1310573A2 (de) 2003-05-14

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE ACORDO COM O(S) ARTIGO(S) 8O E 11 DA LPI

B12B Appeal against refusal [chapter 12.2 patent gazette]
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 05/07/2016, OBSERVADAS AS CONDICOES LEGAIS.

B25F Entry of change of name and/or headquarter and transfer of application, patent and certif. of addition of invention: change of name on requirement
B25D Requested change of name of applicant approved
B25A Requested transfer of rights approved
B25D Requested change of name of applicant approved
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 19A 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 2644 DE 08-09-2021 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.