发明名称 System and method of producing corrugated products with on-line corrugation
摘要 The present invention relates to a system and method of making paperboard and paperboard corrugation that negates the steps of winding rolls of containerboard on machine reels of separate paper machines, subsequent rewinding and slitting of paperboard and unwinding rolls of containerboard on separate corrugators.
申请公布号 US2003041986(A1) 申请公布日期 2003.03.06
申请号 US20000734153 申请日期 2000.12.11
申请人 HOFFMAN ROGER P. 发明人 HOFFMAN ROGER P.
分类号 B31F1/20;(IPC1-7):D21H15/04;D21F11/04;D21F13/02 主分类号 B31F1/20
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