| abstract |
A gasifier comprising an interior wall on which a layer is applied or an interior wall protected by an assembly of blocks, said layer or said blocks having at least one region of a sintered material containing: i) at least 25% by weight of chromium oxide Cr 2 O 3 ; and ii) at least 1% by weight of zirconium oxide, wherein at least 20% by weight of said zirconium oxide ZrO 2 is stabilized in the cubic and/or quadratic form. |