A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
REFRACTAIRE A FORTE TENEUR EN ZIRCONE ET TENEUR EN SILICE ELEVEE
The invention provides a novel fused cast refractory product with a high zirconia content having improved electrical resistivity. Said refractory product comprises, as a percentage by weight based on the oxides and for a total of more than 98.5%: ZrO2 + Hf2O: >85%; SiO2: >10% to 12%; Al2O3: 0.1% to 2.4%; B2O3: <1.5%; and a dopant selected from the group formed by V2O5, CrO3, Nb2O5, MoO3, Ta2O5, WO3, and mixtures thereof, in a weighted quantity as expressed below: 2.43V2O5+4.42CrO3+1.66Nb2O5+3.07MoO3+Ta2O5+1.91WO3≧0.2%.
REFRACTAIRE A FORTE TENEUR EN ZIRCONE ET TENEUR EN SILICE ELEVEE
The invention provides a novel fused cast refractory product with a high zirconia content having improved electrical resistivity. Said refractory product comprises, as a percentage by weight based on the oxides and for a total of more than 98.5%: ZrO2 + Hf2O: >85%; SiO2: >10% to 12%; Al2O3: 0.1% to 2.4%; B2O3: <1.5%; and a dopant selected from the group formed by V2O5, CrO3, Nb2O5, MoO3, Ta2O5, WO3, and mixtures thereof, in a weighted quantity as expressed below: 2.43V2O5+4.42CrO3+1.66Nb2O5+3.07MoO3+Ta2O5+1.91WO3≧0.2%.
REFRACTAIRE A FORTE TENEUR EN ZIRCONE ET TENEUR EN SILICE ELEVEE
REFRACTORY MATERIAL HAVING HIGH ZIRCONIA CONTENT AND HIGH SILICA CONTENT
FEUERFESTES MATERIAL MIT HOHEM ZIRKONANTEIL UND HOHEM KIESELSÄUREANTEIL
CABODI ISABELLE (author) / GAUBIL MICHEL (author)
2018-02-21
Patent
Electronic Resource
French
PRODUIT REFRACTAIRE FONDU ET COULE A FORTE TENEUR EN ZIRCONE
| European Patent Office | 2018