发明名称 Process of heat sealing a closure strip to a can lid
摘要 A process for manufacturing a lid having at least one outlet opening wherein a closure strip is sealed onto the lid covering the outlet opening comprising heating the closure strip to a temperature range of approximately 115 DEG -170 DEG C. within 10-15 seconds prior to sealing the closure strip onto the lid.
申请公布号 US4529468(A) 申请公布日期 1985.07.16
申请号 US19830522494 申请日期 1983.08.12
申请人 SWISS ALUMINIUM LTD. 发明人 BLOECK, SIEGFRIED;STANEK, OLDRICH
分类号 B21D51/44;B65D17/50;(IPC1-7):B32B31/12 主分类号 B21D51/44
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