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1. WO2004094554 - GRAINS CERAMIQUES FONDUS A BASE D'ALUMINE ET DE MAGNESIE

Numéro de publication WO/2004/094554
Date de publication 04.11.2004
N° de la demande internationale PCT/FR2004/000927
Date du dépôt international 15.04.2004
Demande présentée en vertu du Chapitre 2 21.10.2004
CIB
C09K 3/14 2006.01
CCHIMIE; MÉTALLURGIE
09COLORANTS; PEINTURES; PRODUITS À POLIR; RÉSINES NATURELLES; ADHÉSIFS; COMPOSITIONS NON PRÉVUES AILLEURS; UTILISATIONS DE SUBSTANCES, NON PRÉVUES AILLEURS
KSUBSTANCES POUR DES APPLICATIONS NON PRÉVUES AILLEURS; APPLICATIONS DE SUBSTANCES NON PRÉVUES AILLEURS
3Substances non couvertes ailleurs
14Substances antidérapantes; Abrasifs
CPC
C04B 2235/3206
CCHEMISTRY; METALLURGY
04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE
2235Aspects relating to ceramic starting mixtures or sintered ceramic products
02Composition of constituents of the starting material or of secondary phases of the final product
30Constituents and secondary phases not being of a fibrous nature
32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
3205Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
3206Magnesium oxides or oxide-forming salts thereof
C04B 2235/3222
CCHEMISTRY; METALLURGY
04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE
2235Aspects relating to ceramic starting mixtures or sintered ceramic products
02Composition of constituents of the starting material or of secondary phases of the final product
30Constituents and secondary phases not being of a fibrous nature
32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
3217Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
3222Aluminates other than alumino-silicates, e.g. spinel (MgAl2O4)
C04B 2235/402
CCHEMISTRY; METALLURGY
04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE
2235Aspects relating to ceramic starting mixtures or sintered ceramic products
02Composition of constituents of the starting material or of secondary phases of the final product
30Constituents and secondary phases not being of a fibrous nature
40Metallic constituents or additives not added as binding phase
402Aluminium
C04B 2235/422
CCHEMISTRY; METALLURGY
04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE
2235Aspects relating to ceramic starting mixtures or sintered ceramic products
02Composition of constituents of the starting material or of secondary phases of the final product
30Constituents and secondary phases not being of a fibrous nature
42Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
422Carbon
C04B 2235/72
CCHEMISTRY; METALLURGY
04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE
2235Aspects relating to ceramic starting mixtures or sintered ceramic products
70Aspects relating to sintered or melt-casted ceramic products
72Products characterised by the absence or the low content of specific components, e.g. alkali metal free alumina ceramics
C04B 2235/721
CCHEMISTRY; METALLURGY
04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE
2235Aspects relating to ceramic starting mixtures or sintered ceramic products
70Aspects relating to sintered or melt-casted ceramic products
72Products characterised by the absence or the low content of specific components, e.g. alkali metal free alumina ceramics
721Carbon content
Déposants
  • SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN [FR]/[FR] (AllExceptUS)
  • MARLIN, Samuel [FR]/[FR] (UsOnly)
Inventeurs
  • MARLIN, Samuel
Mandataires
  • CABINET JP COLAS
Données relatives à la priorité
03/0482017.04.2003FR
Langue de publication français (FR)
Langue de dépôt français (FR)
États désignés
Titre
(EN) ALUMINIUM- AND MAGNESIUM-BASED MOLTEN CERAMIC GRAINS
(FR) GRAINS CERAMIQUES FONDUS A BASE D'ALUMINE ET DE MAGNESIE
Abrégé
(EN)
The invention relates to molten ceramic grains which are intended, for example, for applications involving abrading tools, having the following average chemical weight composition, expressed in weight percent based on oxide content: Al2O3: 93 % to 97.5 %; MgO: 2.2 to 6.5 %; SiO2: < 0.1 %; other impurities: < 0.4 %.
(FR)
Grains céramiques fondus, notamment pour des applications à des outils abrasifs, ayant la composition chimique pondérale moyenne, en pourcentage en poids sur la base des oxydes, suivante : Al2O3 : 93 % à 97,5 % ; MgO : 2,2 à 6,5 % ; SiO2 : < 0,1 % ; autres impuretés : < 0,4 %.
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