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公开(公告)号:JP3795933B2
公开(公告)日:2006-07-12
申请号:JP18404894
申请日:1994-07-12
Applicant: 黒崎播磨株式会社
IPC: C04B35/047
Abstract: PURPOSE: To obtain a magnesia-chrome fired brick excellent in resistance to corrosion and the penetration of slag. CONSTITUTION: A blend consisting of 5-80wt.% electromelted magnesia having grain boundaries of 5-50μm width in the particles and the balance essentially magnesian stock and chromite is sintered to obtain the objective magnesia- chrome fired brick.
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公开(公告)号:JP4433514B2
公开(公告)日:2010-03-17
申请号:JP12390299
申请日:1999-04-30
IPC: B01D19/00 , C21C7/10 , C04B35/043 , C21C7/00 , F27D1/00
Abstract: PROBLEM TO BE SOLVED: To improve wear resistance of magnesia-carbon unburned refractory brick without adversely affecting corrosion resistance and spalling resistance of the brick. SOLUTION: This refractory brick has a blending composition that comprises a refractory aggregate composition containing 1-12 wt.% of thin expanded graphite having a
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