DE2750174A1 - Poroeses feuerfestmaterial auf der basis von si tief 2 on tief 2 - Google Patents

Poroeses feuerfestmaterial auf der basis von si tief 2 on tief 2

Info

Publication number
DE2750174A1
DE2750174A1 DE19772750174 DE2750174A DE2750174A1 DE 2750174 A1 DE2750174 A1 DE 2750174A1 DE 19772750174 DE19772750174 DE 19772750174 DE 2750174 A DE2750174 A DE 2750174A DE 2750174 A1 DE2750174 A1 DE 2750174A1
Authority
DE
Germany
Prior art keywords
tief
refractory
silicon
calcium
poroese
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.)
Withdrawn
Application number
DE19772750174
Other languages
German (de)
English (en)
Inventor
Malcolm E Washburn
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.)
Saint Gobain Abrasives Inc
Original Assignee
Norton Co
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 US05/740,357 external-priority patent/US4069058A/en
Application filed by Norton Co filed Critical Norton Co
Publication of DE2750174A1 publication Critical patent/DE2750174A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00Obtaining aluminium
    • C22B21/06Obtaining aluminium refining
    • C22B21/064Obtaining aluminium refining using inert or reactive gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002Treatment with gases
    • B22D1/005Injection assemblies therefor
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
    • C04B35/591Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride obtained by reaction sintering

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Ceramic Products (AREA)
  • Porous Artificial Stone Or Porous Ceramic Products (AREA)
  • Resistance Heating (AREA)
  • Silicon Polymers (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
DE19772750174 1976-11-10 1977-11-09 Poroeses feuerfestmaterial auf der basis von si tief 2 on tief 2 Withdrawn DE2750174A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/740,357 US4069058A (en) 1975-07-28 1976-11-10 Porous silicon oxynitride refractory shapes

Publications (1)

Publication Number Publication Date
DE2750174A1 true DE2750174A1 (de) 1978-05-18

Family

ID=24976161

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772750174 Withdrawn DE2750174A1 (de) 1976-11-10 1977-11-09 Poroeses feuerfestmaterial auf der basis von si tief 2 on tief 2

Country Status (7)

Country Link
JP (1) JPS5360907A (https=)
BE (1) BE860330R (https=)
DE (1) DE2750174A1 (https=)
ES (1) ES463845A2 (https=)
FR (1) FR2370711A2 (https=)
GB (1) GB1584786A (https=)
NO (1) NO773788L (https=)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1478662A (fr) * 1965-04-01 1967-04-28 Norton Co Procédé de production d'oxynitrure de silicium
FR1456005A (fr) * 1965-08-27 1966-05-20 Carborundum Co Fabrication de corps réfractaires
FR1541453A (fr) * 1966-10-19 1968-10-04 Didier Werke Ag Corps réfractaires poreux, notamment pour introduire des gaz ou des vapeurs dans un bain de métal en fusion

Also Published As

Publication number Publication date
JPS5360907A (en) 1978-05-31
BE860330R (fr) 1978-05-02
FR2370711A2 (fr) 1978-06-09
FR2370711B2 (https=) 1982-04-16
GB1584786A (en) 1981-02-18
NO773788L (no) 1978-05-11
ES463845A2 (es) 1978-07-16

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Legal Events

Date Code Title Description
8130 Withdrawal