DE68908299T2 - Verschleissfeste metallurgische Düse. - Google Patents

Verschleissfeste metallurgische Düse.

Info

Publication number
DE68908299T2
DE68908299T2 DE89115747T DE68908299T DE68908299T2 DE 68908299 T2 DE68908299 T2 DE 68908299T2 DE 89115747 T DE89115747 T DE 89115747T DE 68908299 T DE68908299 T DE 68908299T DE 68908299 T2 DE68908299 T2 DE 68908299T2
Authority
DE
Germany
Prior art keywords
wear
resistant metallurgical
nozzle
metallurgical nozzle
resistant
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
DE89115747T
Other languages
English (en)
Other versions
DE68908299D1 (de
Inventor
Paul Joseph Schaffer
Robert Clark Tucker
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 DE68908299D1 publication Critical patent/DE68908299D1/de
Publication of DE68908299T2 publication Critical patent/DE68908299T2/de
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
DE89115747T 1988-08-26 1989-08-25 Verschleissfeste metallurgische Düse. Expired - Lifetime DE68908299T2 (de)

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 (2)

Publication Number Publication Date
DE68908299D1 DE68908299D1 (de) 1993-09-16
DE68908299T2 true DE68908299T2 (de) 1993-11-25

Family

ID=22890972

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89115747T Expired - Lifetime DE68908299T2 (de) 1988-08-26 1989-08-25 Verschleissfeste metallurgische Düse.

Country Status (8)

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

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
AU763385B2 (en) * 1999-04-16 2003-07-24 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
US7968048B2 (en) * 2004-09-01 2011-06-28 Hatch Ltd. Composite sparger
US7413808B2 (en) * 2004-10-18 2008-08-19 United Technologies Corporation Thermal barrier coating
US7723249B2 (en) 2005-10-07 2010-05-25 Sulzer Metco (Us), Inc. Ceramic material for high temperature service
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.
US10465278B2 (en) * 2013-08-20 2019-11-05 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 (de) * 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
EP0035451B1 (de) * 1980-03-05 1984-06-27 Creusot-Loire Verfahren zum gleichzeitigen und getrennten Zuführen wenigstens eines Gases und eines pulverförmigen Materials mittels einer Düse für metallurgische Zwecke
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
US4898368A (en) 1990-02-06
MX166560B (es) 1993-01-18
EP0356943A1 (de) 1990-03-07
ES2042909T3 (es) 1993-12-16
EP0356943B1 (de) 1993-08-11
KR900003380A (ko) 1990-03-26
JPH02138423A (ja) 1990-05-28
DE68908299D1 (de) 1993-09-16
BR8904271A (pt) 1990-04-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee