ES2042909T3 - Tobera metalurgica resistente al desgaste. - Google Patents

Tobera metalurgica resistente al desgaste.

Info

Publication number
ES2042909T3
ES2042909T3 ES89115747T ES89115747T ES2042909T3 ES 2042909 T3 ES2042909 T3 ES 2042909T3 ES 89115747 T ES89115747 T ES 89115747T ES 89115747 T ES89115747 T ES 89115747T ES 2042909 T3 ES2042909 T3 ES 2042909T3
Authority
ES
Spain
Prior art keywords
nozzle
wear resistant
resistant metallurgical
metallurgical nozzle
overflow
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
ES89115747T
Other languages
English (en)
Inventor
Paul Joseph Schaffer
Robert Clark Tucker Jr
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.)
Praxair Technology Inc
Original Assignee
Praxair Technology Inc
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 Praxair Technology Inc filed Critical Praxair Technology Inc
Application granted granted Critical
Publication of ES2042909T3 publication Critical patent/ES2042909T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/34—Blowing through the bath
    • 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
    • C21C5/48—Bottoms or tuyéres of converters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
  • Blast Furnaces (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

UNA TOBERA TIENE UNA RESISTENCIA AL REBOSE EN LA BOQUILLA Y UN RECIPIENTE METALURGICO DE PAREDES REFRACTARIAS INCORPORADO A LA TOBERA, CARACTERIZADA POR UN REVESTIMIENTO TERMICO DE OXIDO EN LA SUPERFICIE EXTERIOR DEL CONDUCTO MAS EXTERNO DE LA TOBERA QUE TIENE UNA CONDUCTIVIDAD TERMICA MENOR QUE LA DEL REFRACTORIO.
ES89115747T 1988-08-26 1989-08-25 Tobera metalurgica resistente al desgaste. Expired - Lifetime ES2042909T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/236,788 US4898368A (en) 1988-08-26 1988-08-26 Wear resistant metallurgical tuyere

Publications (1)

Publication Number Publication Date
ES2042909T3 true ES2042909T3 (es) 1993-12-16

Family

ID=22890972

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89115747T Expired - Lifetime ES2042909T3 (es) 1988-08-26 1989-08-25 Tobera metalurgica resistente al desgaste.

Country Status (8)

Country Link
US (1) US4898368A (es)
EP (1) EP0356943B1 (es)
JP (1) JPH02138423A (es)
KR (1) KR900003380A (es)
BR (1) BR8904271A (es)
DE (1) DE68908299T2 (es)
ES (1) ES2042909T3 (es)
MX (1) MX166560B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4213007C1 (de) * 1992-04-21 1993-12-16 Tech Resources Pty Ltd Verfahren und Vorrichtung zum Abdichten von Düsen in der umgebenden feuerfesten Ausmauerung
US5590875A (en) * 1995-08-08 1997-01-07 Young; Gary Baseball bat
US5830407A (en) * 1996-10-17 1998-11-03 Kvaerner U.S. Inc. Pressurized port for viewing and measuring properties of a molten metal bath
US6071466A (en) * 1996-10-17 2000-06-06 Voest Alpine Industries, Inc. Submergible probe for viewing and analyzing properties of a molten metal bath
JPH11217611A (ja) * 1998-01-30 1999-08-10 Kobe Steel Ltd 溶鉱炉送風羽口
CA2369431A1 (en) * 1999-04-16 2000-10-26 Moltech Invent S.A. Protection coating of wear-exposed components used for refining molten metal
US6503442B1 (en) * 2001-03-19 2003-01-07 Praxair S.T. Technology, Inc. Metal-zirconia composite coating with resistance to molten metals and high temperature corrosive gases
US7976774B2 (en) * 2004-09-01 2011-07-12 Hatch Ltd. Composite sparger
WO2006024128A1 (en) * 2004-09-01 2006-03-09 Hatch Ltd. Composite sparger
US7413808B2 (en) * 2004-10-18 2008-08-19 United Technologies Corporation Thermal barrier coating
US20070082131A1 (en) 2005-10-07 2007-04-12 Sulzer Metco (Us), Inc. Optimized high purity coating for high temperature thermal cycling applications
US8603930B2 (en) 2005-10-07 2013-12-10 Sulzer Metco (Us), Inc. High-purity fused and crushed zirconia alloy powder and method of producing same
MX349492B (es) 2009-06-04 2017-08-01 Excel Thermic Llc Motor de combustión interna.
EP3036353B1 (en) * 2013-08-20 2022-01-26 MDS Coating Technologies Corp. Coating containing macroparticles and cathodic arc process of making the coating

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US942661A (en) * 1909-10-22 1909-12-07 William H Peirce Metallurgical converter.
US3703279A (en) * 1969-08-15 1972-11-21 Joslyn Mfg & Supply Co Reactor
BE741203A (es) * 1969-11-03 1970-05-04
DE2127690A1 (de) * 1971-06-04 1973-01-25 Hans Kaemmerer Fa Verfahren zum aufbringen einer hochfeuerfesten beschichtung auf metallische formen, insbesondere auf hochofenblasformen aus kupfer, und nach dem verfahren beschichtete form
DE2349196A1 (de) * 1972-10-06 1974-04-18 Uddeholms Ab Verfahren zum entkohlen von chromreichem stahl
US4048352A (en) * 1973-02-15 1977-09-13 United States Steel Corporation Method of producing a refractory lining in a cylinder or tube
GB1431061A (en) * 1973-04-25 1976-04-07 Foseco Int Treatment of molten metals
US4023781A (en) * 1973-05-12 1977-05-17 Eisenwerk-Gesellschaft Maximilianshutte Mbh Tuyere for metallurgical vessels
JPS53103905A (en) * 1977-02-22 1978-09-09 Nippon Karoraizu Kogyo Kk Smelting furnace tuyeres made of copper or steel alloy with surface covering and surface covering method for the same
JPS591229B2 (ja) * 1978-04-26 1984-01-11 明知耐火煉瓦株式会社 溶鋼の連続鋳造用浸漬ノズル
DE3164362D1 (en) * 1980-03-05 1984-08-02 Creusot Loire Process for the simultaneous and separate introduction of at least one gas and a pulverulent material by means of a tuyere for metallurgical purpose
JPS60238410A (ja) * 1984-05-09 1985-11-27 Daido Steel Co Ltd 精錬炉
JP2993427B2 (ja) * 1996-06-18 1999-12-20 川崎重工業株式会社 ２自由度球体駆動装置
JPH1113A (ja) * 1997-06-12 1999-01-06 Mitsubishi Agricult Mach Co Ltd 乗用農機

Also Published As

Publication number Publication date
DE68908299D1 (de) 1993-09-16
EP0356943B1 (en) 1993-08-11
KR900003380A (ko) 1990-03-26
US4898368A (en) 1990-02-06
BR8904271A (pt) 1990-04-10
DE68908299T2 (de) 1993-11-25
JPH02138423A (ja) 1990-05-28
EP0356943A1 (en) 1990-03-07
MX166560B (es) 1993-01-18

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