发明名称 |
METHOD AND APPARATUS FOR SEVERING AND SEALING THERMOPLASTIC MATERIALS |
摘要 |
A process and apparatus for severing and simultaneously sealing a plurality of plies of thermoplastic material to form bags for storing foods therein is provided. A severing and sealing element fabricated from a long range ordered alloy is used. The use of that alloy provides increased element life at higher operating temperatures while significantly reducing odor and off-flavor problems in the bags. 36,356-F |
申请公布号 |
CA1314799(C) |
申请公布日期 |
1993.03.23 |
申请号 |
CA19880581290 |
申请日期 |
1988.10.26 |
申请人 |
DOW CHEMICAL COMPANY (THE) |
发明人 |
RUSSELL, PATRICK M.;WOODS, TIMOTHY R.;PIHLAJA, ROGER K. |
分类号 |
B65B51/10;B26D1/00;B26D3/12;B26F3/08;B26F3/12;B29C65/22;B29C65/74 |
主分类号 |
B65B51/10 |
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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