ES8506808A1 - Perfeccionamientos en la fabricacion de obturadores porosos para la introduccion de gases en recipientes para metal fundido - Google Patents

Perfeccionamientos en la fabricacion de obturadores porosos para la introduccion de gases en recipientes para metal fundido

Info

Publication number
ES8506808A1
ES8506808A1 ES535501A ES535501A ES8506808A1 ES 8506808 A1 ES8506808 A1 ES 8506808A1 ES 535501 A ES535501 A ES 535501A ES 535501 A ES535501 A ES 535501A ES 8506808 A1 ES8506808 A1 ES 8506808A1
Authority
ES
Spain
Prior art keywords
porous ceramic
container
ceramic structure
recession
molten metal
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
Application number
ES535501A
Other languages
English (en)
Other versions
ES535501A0 (es
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.)
Coorstek KK
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
Toshiba Ceramics 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
Application filed by Nippon Steel Corp, Toshiba Ceramics Co Ltd filed Critical Nippon Steel Corp
Publication of ES535501A0 publication Critical patent/ES535501A0/es
Publication of ES8506808A1 publication Critical patent/ES8506808A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • 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
    • C21C5/35—Blowing from above and 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
    • 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
    • C21C7/072—Treatment with gases
    • 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
    • F27D27/00—Stirring devices for molten material
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/131—Glass, ceramic, or sintered, fused, fired, or calcined metal oxide or metal carbide containing [e.g., porcelain, brick, cement, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

PERFECCIONAMIENTOS EN LA FABRICACION DE OBTURADORES POROSOS PARA LA INTRODUCCION DE GASES EN RECIPIENTES PARA METAL FUNDIDO.CONSISTENTES EN: DOTAR AL OBTURADOR (10), DE UN CUERPO PRINCIPAL (1) A BASE DE MATERIAL CERAMICO POROSO QUE LLEVA UN REFUNDIDO (8) EN SU CARA LATERAL Y DE UN CUERPO SUPLEMENTARIO 82) A BASE DE MATERIAL CERAMICO POROSO QUE SE ACOPLA EN EL REFUNDIDO (8) DEL CUERPO PRINCIPAL; DISPONER UN ESPACIO INTERMEDIO ENTRE LA CARA SUPERIOR DEL CUERPO SUPLEMENTARIO Y LA CARA DEL REFUNDIDO DEL CUERPO PRINCIPAL (1) Y SELECCIONAR LA RELACION R2/ (R2 C R2) ENTRE 1/2 Y 1/25. SIENDO R DIAMETRO DEL CUERPO PRINCIPAL Y R DIAMETRO DEL CUERPO SUPLEMENTARIO AL NIVEL DEL CUERPO DE REFUNDIDO.
ES535501A 1983-09-02 1984-08-30 Perfeccionamientos en la fabricacion de obturadores porosos para la introduccion de gases en recipientes para metal fundido Expired ES8506808A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58161469A JPS6052508A (ja) 1983-09-02 1983-09-02 複合タイプポ−ラスれんが

Publications (2)

Publication Number Publication Date
ES535501A0 ES535501A0 (es) 1985-08-01
ES8506808A1 true ES8506808A1 (es) 1985-08-01

Family

ID=15735685

Family Applications (1)

Application Number Title Priority Date Filing Date
ES535501A Expired ES8506808A1 (es) 1983-09-02 1984-08-30 Perfeccionamientos en la fabricacion de obturadores porosos para la introduccion de gases en recipientes para metal fundido

Country Status (7)

Country Link
US (1) US4530864A (es)
JP (1) JPS6052508A (es)
AU (1) AU573755B2 (es)
ES (1) ES8506808A1 (es)
GB (1) GB2146107B (es)
IT (2) IT1196741B (es)
ZA (1) ZA846725B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6052508A (ja) * 1983-09-02 1985-03-25 Toshiba Ceramics Co Ltd 複合タイプポ−ラスれんが
DE3523171C1 (de) * 1985-06-28 1986-10-30 Didier-Werke Ag, 6200 Wiesbaden Gasspueleinrichtung
US4842909A (en) * 1986-01-24 1989-06-27 Brassell Gilbert W Container for storing liquids comprising carbon-carbon composites
AU2013218143B2 (en) * 2012-02-07 2016-12-22 Vesuvius Usa Corporation Gas purging plug comprising wear indicators
CN103196811B (zh) * 2013-04-11 2015-04-15 莱芜钢铁集团有限公司 一种钢包透气性在线检测方法及装置
CA2982968C (en) * 2017-10-19 2020-09-22 Refractory Intellectual Property Gmbh & Co. Kg Refractory ceramic gas purging element

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3505158A (en) * 1967-12-22 1970-04-07 Coors Porcelain Co Composite porous-dense ceramic article
US3959541A (en) * 1971-12-20 1976-05-25 Pittsburgh Corning Corporation Composite laminate insulating body
JPS5248602B2 (es) * 1973-03-06 1977-12-10
GB2068515B (en) * 1980-01-31 1983-06-02 Foseco Trading Ag Porous plugs in metallurgical vessels
JPS579039A (en) * 1980-06-17 1982-01-18 Narumi China Corp Multipole electron tube for display
JPS614436Y2 (es) * 1980-09-29 1986-02-10
JPS57188100U (es) * 1981-05-27 1982-11-29
JPS5931702A (ja) * 1982-08-16 1984-02-20 Earth Chem Corp Ltd 害虫並びにダニ忌避剤組成物
JPS6052508A (ja) * 1983-09-02 1985-03-25 Toshiba Ceramics Co Ltd 複合タイプポ−ラスれんが

Also Published As

Publication number Publication date
IT8453775V0 (it) 1984-09-03
ES535501A0 (es) 1985-08-01
JPS6052508A (ja) 1985-03-25
US4530864A (en) 1985-07-23
JPH025802B2 (es) 1990-02-06
IT1196741B (it) 1988-11-25
AU573755B2 (en) 1988-06-23
GB2146107B (en) 1986-11-05
ZA846725B (en) 1985-06-26
GB2146107A (en) 1985-04-11
IT8467873A0 (it) 1984-09-03
IT8467873A1 (it) 1986-03-03
GB8422047D0 (en) 1984-10-03
AU3263184A (en) 1985-03-07

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