发明名称 |
Process for expanding a thermoformable preform network configuration |
摘要 |
The cross-sectional configuration of netting made from fusible plastic materials is expanded by fusing the netting between a pair of platens having surfaces that are wet by the fused material, and then pulling the platens apart a predetermined distance to expand the cross-sectional area of the fused material which adheres to the platens.
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申请公布号 |
US3919381(A) |
申请公布日期 |
1975.11.11 |
申请号 |
US19730427494 |
申请日期 |
1973.12.26 |
申请人 |
UNION CARBIDE CORPORATION |
发明人 |
SMAROOK, WALTER H. |
分类号 |
B29C67/00;(IPC1-7):B29C17/02 |
主分类号 |
B29C67/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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