BR9306598A - Massa cerâmica refratária destinada ao revestimento de pisos de fornos de arco voltáico elétricos e processo para o seu preparo - Google Patents

Massa cerâmica refratária destinada ao revestimento de pisos de fornos de arco voltáico elétricos e processo para o seu preparo

Info

Publication number
BR9306598A
BR9306598A BR9306598A BR9306598A BR9306598A BR 9306598 A BR9306598 A BR 9306598A BR 9306598 A BR9306598 A BR 9306598A BR 9306598 A BR9306598 A BR 9306598A BR 9306598 A BR9306598 A BR 9306598A
Authority
BR
Brazil
Prior art keywords
preparation
electric arc
arc furnace
refractory ceramic
coating electric
Prior art date
Application number
BR9306598A
Other languages
English (en)
Inventor
Wilfried Eckstein
Franz-Adolf Petio
Original Assignee
Veitsch Radex Ag
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 Veitsch Radex Ag filed Critical Veitsch Radex Ag
Publication of BR9306598A publication Critical patent/BR9306598A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/03—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
    • C04B35/04—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on magnesium oxide
    • C04B35/043—Refractories from grain sized mixtures
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/6303—Inorganic additives
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
    • 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
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/12—Working chambers or casings; Supports therefor
    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
    • F27D1/1636—Repairing linings by projecting or spraying refractory materials on the lining
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00482—Coating or impregnation materials
    • C04B2111/00551—Refractory coatings, e.g. for tamping
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/72—Repairing or restoring existing buildings or building materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/90—Electrical properties
    • C04B2111/94—Electrically conducting materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
    • 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
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
    • C21C2005/5235—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace with bottom electrodes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/12—Working chambers or casings; Supports therefor
    • F27B2003/125—Hearths
    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/0003—Linings or walls
    • F27D1/0006—Linings or walls formed from bricks or layers with a particular composition or specific characteristics
    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
    • F27D2001/1605—Repairing linings
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Metallurgy (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Compositions Of Oxide Ceramics (AREA)
BR9306598A 1992-06-26 1993-06-15 Massa cerâmica refratária destinada ao revestimento de pisos de fornos de arco voltáico elétricos e processo para o seu preparo BR9306598A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4221101A DE4221101C2 (de) 1992-06-26 1992-06-26 Verwendung einer feuerfesten keramischen Masse zur Auskleidung von Böden an Elektro-Lichtbogenöfen
PCT/EP1993/001506 WO1994000400A1 (de) 1992-06-26 1993-06-15 Feuerfeste keramische masse zur auskleidung von böden an elektro-lichtbogenöfen und verfahren zu deren reparatur

Publications (1)

Publication Number Publication Date
BR9306598A true BR9306598A (pt) 1998-12-08

Family

ID=6461942

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9306598A BR9306598A (pt) 1992-06-26 1993-06-15 Massa cerâmica refratária destinada ao revestimento de pisos de fornos de arco voltáico elétricos e processo para o seu preparo

Country Status (10)

Country Link
US (1) US5645772A (pt)
EP (1) EP0647213A1 (pt)
JP (1) JP2720110B2 (pt)
KR (1) KR0126905B1 (pt)
AU (1) AU4325893A (pt)
BR (1) BR9306598A (pt)
DE (1) DE4221101C2 (pt)
PL (1) PL171853B1 (pt)
TR (1) TR27344A (pt)
WO (1) WO1994000400A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4409078C1 (de) * 1994-03-17 1995-02-02 Veitsch Radex Ag Feuerfester Stein
DE10049959B4 (de) * 2000-10-10 2005-10-06 Georgsmarienhütte Gmbh Elektroofen für die Stahlherstellung
EP1491498A1 (en) * 2002-02-28 2004-12-29 Japan Science and Technology Agency Titania nanosheet alignment thin film, process for producing the same and article including the titania nanosheet alignment thin film
GB2393500B (en) * 2003-01-29 2004-09-08 Morgan Crucible Co Induction furnaces and components
JP4527706B2 (ja) * 2006-11-13 2010-08-18 品川リフラクトリーズ株式会社 熱間吹付け補修材
PT2933236T (pt) * 2014-04-15 2016-07-26 Refractory Intellectual Property Gmbh & Co Kg Composição cerâmica refratária, utilização de uma tal composição e vaso de fusão metalúrgica
JP6735064B2 (ja) * 2015-02-19 2020-08-05 株式会社セラテクノ 直流電気炉用熱間補修材

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1934263A (en) * 1933-05-25 1933-11-07 Hacks Karl Refractory
US2133329A (en) * 1936-09-01 1938-10-18 Pittsburgh Res Corp Method for heat treating furnace linings
USRE22050E (en) * 1937-08-27 1942-03-24 Crespi Giovanni Battista Method of forming basic linings of furnaces
US2504185A (en) * 1945-04-27 1950-04-18 Carnegie Illinois Steel Corp Method for making basic furnace bottoms
US2451679A (en) * 1945-06-25 1948-10-19 Carnegie Illinois Steel Corp Furnace lining structure
DE2363790C3 (de) * 1973-12-21 1981-12-17 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung einer wärmeleitenden, hochfeuerfesten, elektrisch isolierenden Einbettungsmasse für elektrische Heizkörper
SU512199A1 (ru) * 1975-01-17 1976-04-30 Предприятие П/Я В-8772 Мертель
US3990860A (en) * 1975-11-20 1976-11-09 Nasa High temperature oxidation resistant cermet compositions
NZ182774A (en) * 1975-12-09 1979-06-19 Thorn Electrical Ind Ltd Electrically conducting cermet
JPS5590467A (en) * 1978-12-26 1980-07-09 Mino Yogyo Kk Method of preventing carbon oxidation in magnesiaacarbon brick
US4234338A (en) * 1978-12-28 1980-11-18 The United States Of America As Represented By The United States Department Of Energy Thermal shock resistance ceramic insulator
DE2942469C2 (de) * 1979-10-20 1983-09-15 Sigri Elektrographit Gmbh, 8901 Meitingen Kohlenstoffhaltige Kontaktmasse
JPS58179535A (ja) * 1982-04-15 1983-10-20 Kawasaki Steel Corp 減圧鋳造用鋳型
FR2525632A1 (fr) * 1982-04-22 1983-10-28 Siderurgie Fse Inst Rech Procede de traitement pour ameliorer la permeabilite des fonds de recipients metallurgiques pourvus d'elements refractaires permeables, et materiaux pour sa mise en oeuvre
US4471059A (en) * 1983-02-04 1984-09-11 Shinagawa Refractories Co., Ltd. Carbon-containing refractory
DE3532228A1 (de) * 1984-10-02 1986-04-17 Toshiba Ceramics Co., Ltd., Tokio/Tokyo Feuerfeste zusammensetzung
SU1310434A1 (ru) * 1985-10-28 1987-05-15 Донецкий научно-исследовательский институт черной металлургии Способ нанесени шлакового гарнисажа на огнеупорную футеровку конвертера
SE456853B (sv) * 1985-12-02 1988-11-07 Asea Ab Elektriskt ledande tegel samt anvaendning daerav
GB2233078B (en) * 1989-06-20 1993-03-24 Glaverbel Ceramic welding repair process
JPH04139057A (ja) * 1990-09-28 1992-05-13 Kawasaki Refract Co Ltd 耐摩耗性耐火物
FR2671073B1 (fr) * 1991-01-02 1993-04-23 Lorraine Laminage Procede de formation d'une masse refractaire et composition d'un melange de particules pour la mise en óoeuvre d'un tel procede.
JPH0825812B2 (ja) * 1991-09-24 1996-03-13 品川白煉瓦株式会社 導電性不定形耐火物

Also Published As

Publication number Publication date
KR0126905B1 (ko) 1997-12-29
DE4221101C2 (de) 1994-05-05
AU4325893A (en) 1994-01-24
WO1994000400A1 (de) 1994-01-06
KR940005515A (ko) 1994-03-21
JP2720110B2 (ja) 1998-02-25
PL171853B1 (pl) 1997-06-30
US5645772A (en) 1997-07-08
DE4221101A1 (de) 1994-01-05
TR27344A (tr) 1995-01-13
EP0647213A1 (de) 1995-04-12
JPH07507263A (ja) 1995-08-10

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law