B - Operations – Transporting – 22 – D
Patent
B - Operations, Transporting
22
D
B22D 27/20 (2006.01) B22D 11/06 (2006.01)
Patent
CA 2073909
A gaseous atmosphere having a predetermined composition is formed near an injected molten metal flow and an injection nozzle of the atmospheric gas so as to manufacture a thin metal strip exhibiting excellent surface property. A thin strip manufacturing apparatus includes an injection nozzle 1 for injecting a molten metal onto a cooling roll 2, an atmospheric gas injection nozzle 3 for injecting an atmosphere having a predetermined composition, a sensor 5 for measuring the concentration of the atmospheric gas, a control device 6 for adjusting a flow rate of the atmospheric gas on the basis of the output of the sensor 5, a cover 4 for maintaining the concentration of the atmospheric gas, and a heating device for preventing cooling of the injection nozzle 1.
Nakanishi Kyoji
Nara Seiko
Sato Toru
Shibuya Kiyoshi
Kawasaki Steel Corporation
Smart & Biggar
LandOfFree
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