A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
PRODUIT ALUMINE-MAGNÉSIE POUR GAZÉIFICATEUR OU POUR FOUR MÉTALLURGIQUE
The invention relates to a melted and cast refractory product having a chemical composition such that, in mass percentages on the basis of the oxides: AI2O3: complement up to 100%; MgO: 26% to 50%; ZrO2: 0.5% to 10.0%; B2O3: <1.5%; SiO2: ≦0.5%; Na2O+K2O: ≦0.3%; CaO: ≦1.0%; Fe2O3+TiO2: <0.55%; other oxide species: <1.0%. In said product, the elementary mass ratio R of the zirconium content to the total boron, fluorine and silicon content is between 2 and 80.
PRODUIT ALUMINE-MAGNÉSIE POUR GAZÉIFICATEUR OU POUR FOUR MÉTALLURGIQUE
The invention relates to a melted and cast refractory product having a chemical composition such that, in mass percentages on the basis of the oxides: AI2O3: complement up to 100%; MgO: 26% to 50%; ZrO2: 0.5% to 10.0%; B2O3: <1.5%; SiO2: ≦0.5%; Na2O+K2O: ≦0.3%; CaO: ≦1.0%; Fe2O3+TiO2: <0.55%; other oxide species: <1.0%. In said product, the elementary mass ratio R of the zirconium content to the total boron, fluorine and silicon content is between 2 and 80.
PRODUIT ALUMINE-MAGNÉSIE POUR GAZÉIFICATEUR OU POUR FOUR MÉTALLURGIQUE
ALUMINA-MAGNESIA PRODUCT FOR GASIFIER OR FOR METALLURGICAL FURNACE
ALUMINIUMOXID-MAGNESIUMPRODUKT FÜR VERGASER ODER FÜR METALLURGISCHEN OFEN
JORGE ERIC (author) / FRANCY OLIVIER (author)
2019-02-20
Patent
Electronic Resource
French
IPC:
C04B
Kalk
,
LIME
PRODUIT ALUMINE-MAGNESIE POUR GAZEIFICATEUR OU POUR FOUR METALLURGIQUE
| European Patent Office | 2022