DEVICE FOR REMOVING FOREIGN MATTER FROM ROLL SURFACE, METHOD FOR REMOVING FOREIGN MATTER FROM ROLL SURFACE, AND METHOD FOR MANUFACTURING STEEL STRIP
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United States of America Patent
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Issued Date -
Dec 22, 2022
app pub date -
Dec 8, 2020
filing date -
Dec 8, 2020
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Abstract
A device for removing foreign matter from a roll surface. The device includes a blast processing unit and a press unit. The blast processing unit includes an ejection unit configured to eject a projectile material at a surface of a roll that conveys a steel strip inside a heating furnace, and a recovery unit configured to recover the projectile material. The press unit is configured to press the blast processing unit toward the surface of the roll.
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