发明名称 AN APPARATUS AND METHOD FOR FORMING A PAPERBOARD RECEPTACLE
摘要 An apparatus and method for forming a paperboard receptacle (10) includes male and female dies (22; 24) which draw the receptacle from a blank (38). The receptacle (10) is moisturized during the drawing process to plasticize and lubricate the paperboard by injecting steam into one of the dies (22; 24).
申请公布号 EP0082209(A3) 申请公布日期 1983.08.03
申请号 EP19810110582 申请日期 1981.12.18
申请人 CHAMPION INTERNATIONAL CORPORATION 发明人 HAIN, PAUL O.
分类号 B31B43/00;B31F1/00 主分类号 B31B43/00
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