Title:
MOLDED REFRACTORY AND WASTE MELTING FURNACE
Document Type and Number:
Japanese Patent JP2001253768
Kind Code:
A
Abstract:
To provide a molded refractory which is chromium-free, excellent in corrosion resistance, slag penetration resistance and spalling resistance and suitable for waste melting furnace.
This molded refractory is obtained by blending 0.5-3.5 parts sodium aluminate of in terms of NaAlO2 and 0.1-1.3 parts sorbitol in 100 parts refractory composition which contain 85-97% spinel particles and magnesia particles in total and 3-15% fused zirconia particles containing glass phases.
Inventors:
KIDA OTOJIRO
Application Number:
JP2000062414A
Publication Date:
September 18, 2001
Filing Date:
March 07, 2000
Export Citation:
Assignee:
ASAHI GLASS CO LTD
International Classes:
F23M5/00; C04B35/06; C04B35/101; C04B35/66; F23G5/00; F23G5/44; F27D1/00; (IPC1-7): C04B35/101; C04B35/06; F23G5/44; F23M5/00; F27D1/00