ES2045606T3 - Metodo para refinar acero al cromo fundido. - Google Patents

Metodo para refinar acero al cromo fundido.

Info

Publication number
ES2045606T3
ES2045606T3 ES90105828T ES90105828T ES2045606T3 ES 2045606 T3 ES2045606 T3 ES 2045606T3 ES 90105828 T ES90105828 T ES 90105828T ES 90105828 T ES90105828 T ES 90105828T ES 2045606 T3 ES2045606 T3 ES 2045606T3
Authority
ES
Spain
Prior art keywords
gas
chrome steel
cast chrome
steel
reduced
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.)
Expired - Lifetime
Application number
ES90105828T
Other languages
English (en)
Spanish (es)
Inventor
Hiroshi Mori
Motoshi Shinkai
Junichi Tsubokura
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.)
Daido Steel Co Ltd
Original Assignee
Daido Steel Co Ltd
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=26439640&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2045606(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Daido Steel Co Ltd filed Critical Daido Steel Co Ltd
Application granted granted Critical
Publication of ES2045606T3 publication Critical patent/ES2045606T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/068—Decarburising
    • C21C7/0685—Decarburising of stainless steel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
ES90105828T 1989-04-18 1990-03-27 Metodo para refinar acero al cromo fundido. Expired - Lifetime ES2045606T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9847389 1989-04-18
JP1280809A JP2850407B2 (ja) 1989-04-18 1989-10-27 含クロム溶鋼の精錬法

Publications (1)

Publication Number Publication Date
ES2045606T3 true ES2045606T3 (es) 1994-01-16

Family

ID=26439640

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90105828T Expired - Lifetime ES2045606T3 (es) 1989-04-18 1990-03-27 Metodo para refinar acero al cromo fundido.

Country Status (6)

Country Link
US (1) US5324342A (enExample)
EP (1) EP0393391B1 (enExample)
JP (1) JP2850407B2 (enExample)
DE (1) DE69003572T2 (enExample)
ES (1) ES2045606T3 (enExample)
TW (1) TW231312B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1005461A3 (fr) * 1991-10-16 1993-08-03 Wurth Paul Sa Procede et installation d'affinage de ferromanganese carbure.
KR0179394B1 (ko) * 1994-06-06 1999-02-18 도자끼 시노부 함Cr용강의 탈탄 정련방법
JP3531218B2 (ja) * 1994-06-20 2004-05-24 大同特殊鋼株式会社 低炭素含クロム鋼の製造方法
DE19540490C1 (de) * 1995-10-23 1997-04-10 Mannesmann Ag Verfahren zum Entkohlen einer Stahlschmelze
US5879691A (en) * 1997-06-06 1999-03-09 The Procter & Gamble Company Delivery system for a tooth whitener using a strip of material having low flexural stiffness
JP2002212625A (ja) * 2001-01-17 2002-07-31 Daido Steel Co Ltd 含クロム溶鋼の脱炭方法
KR100662895B1 (ko) 2001-09-20 2007-01-02 신닛뽄세이테쯔 카부시키카이샤 함(含)크롬 용탕의 정련 방법 및 정련 장치
US10285915B2 (en) 2012-10-17 2019-05-14 The Procter & Gamble Company Strip for the delivery of an oral care active and methods for applying oral care actives
EP4056720A1 (de) * 2021-03-08 2022-09-14 SMS Group GmbH Verfahren zum herstellen einer ferrolegierung mit niedrigem kohlenstoffgehalt

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1406505A (fr) * 1964-04-21 1965-07-23 Loire Atel Forges Procédé de fabrication d'aciers et d'alliages à très basse teneur en carbone
DE1916945C3 (de) * 1969-04-02 1980-04-17 Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg Anwendung des Mantelgas-Verfahrens zum Frischen von Roheisen zu Stahl
US3666439A (en) * 1970-03-02 1972-05-30 Allegheny Ludlum Ind Inc Method of decarburizing alloy steels
US3854932A (en) * 1973-06-18 1974-12-17 Allegheny Ludlum Ind Inc Process for production of stainless steel
DE2754512C2 (de) * 1977-12-07 1985-11-28 Kawasaki Steel Corp., Kobe, Hyogo Verfahren zum Herstellen niedriggekohlter, chromreicher Stähle
US4174212A (en) * 1978-03-10 1979-11-13 A. Finkl & Sons Co. Method for the refining of steel
US4426224A (en) * 1981-12-25 1984-01-17 Sumitomo Kinzoku Kogyo Kabushiki Gaisha Lance for powder top-blow refining and process for decarburizing and refining steel by using the lance
US4410359A (en) * 1982-09-03 1983-10-18 Allegheny Ludlum Steel Corporation Process for production of stainless steel
US4514220A (en) * 1984-04-26 1985-04-30 Allegheny Ludlum Steel Corporation Method for producing steel in a top-blown vessel
US4615730A (en) * 1985-04-30 1986-10-07 Allegheny Ludlum Steel Corporation Method for refining molten metal bath to control nitrogen
CA1333663C (en) * 1987-09-09 1994-12-27 Haruyoshi Tanabe Method of decarburizing high cr molten metal
KR101398444B1 (ko) 2013-11-06 2014-05-27 주식회사 코베아 밸브

Also Published As

Publication number Publication date
DE69003572T2 (de) 1994-03-10
EP0393391A1 (en) 1990-10-24
JP2850407B2 (ja) 1999-01-27
EP0393391B1 (en) 1993-09-29
US5324342A (en) 1994-06-28
TW231312B (enExample) 1994-10-01
DE69003572D1 (de) 1993-11-04
JPH0368713A (ja) 1991-03-25

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