ZA742505B - Moulded and fired refractory elements and a process for producing them - Google Patents

Moulded and fired refractory elements and a process for producing them

Info

Publication number
ZA742505B
ZA742505B ZA00742505A ZA742505A ZA742505B ZA 742505 B ZA742505 B ZA 742505B ZA 00742505 A ZA00742505 A ZA 00742505A ZA 742505 A ZA742505 A ZA 742505A ZA 742505 B ZA742505 B ZA 742505B
Authority
ZA
South Africa
Prior art keywords
moulded
producing
refractory elements
fired refractory
fired
Prior art date
Application number
ZA00742505A
Other languages
English (en)
Inventor
H Schwarz
Original Assignee
Didier Werke 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
Priority claimed from DE19732321810 external-priority patent/DE2321810C3/de
Application filed by Didier Werke Ag filed Critical Didier Werke Ag
Publication of ZA742505B publication Critical patent/ZA742505B/xx

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
    • C04B35/48—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 zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/481—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 zirconium or hafnium oxides, zirconates, zircon or hafnates containing silicon, e.g. zircon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14—Closures
    • B22D41/16—Closures stopper-rod type, i.e. a stopper-rod being positioned downwardly through the vessel and the metal therein, for selective registry with the pouring opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/50—Pouring-nozzles
    • B22D41/52—Manufacturing or repairing thereof
    • B22D41/54—Manufacturing or repairing thereof characterised by the materials used therefor
    • 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
    • C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
    • 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
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
    • 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
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
    • C04B2235/3246—Stabilised zirconias, e.g. YSZ or cerium stabilised zirconia
    • 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
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
    • C04B2235/3248—Zirconates or hafnates, e.g. zircon
    • 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
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54—Particle size related information
    • C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
    • C04B2235/5427—Particle size related information expressed by the size of the particles or aggregates thereof millimeter or submillimeter sized, i.e. larger than 0,1 mm
    • 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
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54—Particle size related information
    • C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
    • C04B2235/5436—Particle size related information expressed by the size of the particles or aggregates thereof micrometer sized, i.e. from 1 to 100 micron
    • 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
    • C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
    • C04B2235/602—Making the green bodies or pre-forms by moulding
    • C04B2235/6027—Slip casting
    • 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
    • C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
    • C04B2235/604—Pressing at temperatures other than sintering temperatures
    • 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
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
ZA00742505A 1973-04-30 1974-04-19 Moulded and fired refractory elements and a process for producing them ZA742505B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732321810 DE2321810C3 (de) 1973-04-30 Feuerfeste gebrannte Formkörper und Verfahren zu ihrer Herstellung

Publications (1)

Publication Number Publication Date
ZA742505B true ZA742505B (en) 1975-04-30

Family

ID=5879693

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00742505A ZA742505B (en) 1973-04-30 1974-04-19 Moulded and fired refractory elements and a process for producing them

Country Status (10)

Country Link
US (1) US3899341A (ja)
JP (1) JPS5345212B2 (ja)
BE (1) BE813411A (ja)
CA (1) CA1020595A (ja)
ES (1) ES425055A1 (ja)
FR (1) FR2227243B1 (ja)
GB (1) GB1464923A (ja)
IT (1) IT1008467B (ja)
SE (1) SE395880B (ja)
ZA (1) ZA742505B (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1491977A (en) * 1975-06-10 1977-11-16 Keeling & Walker Ltd Production of refractory articles
DE3037268C2 (de) * 1980-10-02 1984-10-25 Dynamit Nobel Ag, 5210 Troisdorf Hochfeuerfeste Trockenstampfmasse auf Basis Zirkoniumdioxid zur Auskleidung von Induktionstiegelöfen und ihre Verwendung
JPS584992A (ja) * 1981-07-01 1983-01-12 Hitachi Ltd 磁気電気変換素子
AU570525B2 (en) * 1983-12-13 1988-03-17 Commonwealth Scientific And Industrial Research Organisation Zircon/zirconia refractory
US4791978A (en) * 1987-11-25 1988-12-20 Vesuvius Crucible Company Gas permeable stopper rod
US5034358A (en) * 1989-05-05 1991-07-23 Kaman Sciences Corporation Ceramic material and method for producing the same
US20040102308A1 (en) * 2002-11-06 2004-05-27 Simpson Robert E. Crucible material and crucible
FR2907116B1 (fr) * 2006-10-16 2008-12-19 Saint Gobain Ct Recherches Produit fritte a base de zircon+nb2o5 ou ta2o5
FR2910467B1 (fr) * 2006-12-21 2010-02-05 Saint Gobain Ct Recherches Produit fritte dope a base de zircon et de zircone
WO2009054951A1 (en) * 2007-10-26 2009-04-30 Corning Incorporated Low-creep-zircon material with nano-additives and method of making same
US8986597B2 (en) * 2007-10-31 2015-03-24 Corning Incorporated Low creep refractory ceramic and method of making
ES2388193T3 (es) 2008-02-18 2012-10-10 Refractory Intellectual Property Gmbh & Co. Kg Artículo refractario que incorpora una banda de escoria fría
FR2929941B1 (fr) * 2008-04-15 2011-03-04 Saint Gobain Ct Recherches Produit fritte dope a base de zircon
KR102654991B1 (ko) 2020-12-29 2024-04-09 세인트-고바인 세라믹스 앤드 플라스틱스, 인크. 내화성 물체 및 형성 방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2593352A (en) * 1945-08-23 1952-04-15 Shaw Production of zirconium silicate refractory
US2553265A (en) * 1947-11-06 1951-05-15 Corning Glass Works Method of making zircon refractory
US2624097A (en) * 1951-01-09 1953-01-06 Norton Co Method of making dense, hard, abrasion resistant ceramic articles
US3175919A (en) * 1962-06-06 1965-03-30 Harbison Walker Refractories Zirconia refractory
US3228778A (en) * 1964-04-08 1966-01-11 Harbison Walker Refractories Glass furnace lining
US3620781A (en) * 1969-08-06 1971-11-16 Corning Glass Works Partially stabilized zirconia refractory

Also Published As

Publication number Publication date
SE395880B (sv) 1977-08-29
US3899341A (en) 1975-08-12
GB1464923A (en) 1977-02-16
JPS5026814A (ja) 1975-03-19
BE813411A (fr) 1974-07-31
CA1020595A (en) 1977-11-08
FR2227243A1 (ja) 1974-11-22
FR2227243B1 (ja) 1978-08-04
IT1008467B (it) 1976-11-10
ES425055A1 (es) 1976-11-16
JPS5345212B2 (ja) 1978-12-05
DE2321810A1 (de) 1974-11-14
DE2321810B2 (de) 1976-05-20

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