B - Operations – Transporting – 22 – D
Patent
B - Operations, Transporting
22
D
B22D 41/54 (2006.01) C04B 35/66 (2006.01)
Patent
CA 2273690
A continuous casting nozzle for casting molten steel, wherein at least a surface layer of an inner bore of the continuous casting nozzle contacting with a molten steel is formed of a refractory comprising: an aggregate consisting essentially of zirconia (ZrO2), or comprising zirconia (ZrO2) as its main component and melting point thereof being at least 1750 °C: from 15 to 60 wt.%; and roseki as a balance. The refractory is added thermosetting resin as binder, kneaded, formed, and sintered in an anti- oxidizing atmosphere.
Muroi Toshiyuki
Oguri Kazumi
Akechi Ceramics Kabushiki Kaisha
Ridout & Maybee Llp
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