发明名称 |
Method of manufacturing a filtration bag |
摘要 |
The method of manufacturing a filtration bag for a liquid comprises placing two flexible thermoplastic sheets adapted to filter a liquid upon one another, and welding the sheets together along a desired seam line by vibration welding using tool means which forcibly engage the superposed sheets along the desired seam line.
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申请公布号 |
US6117059(A) |
申请公布日期 |
2000.09.12 |
申请号 |
US19980188159 |
申请日期 |
1998.11.07 |
申请人 |
BRANSON ULTRASONICS CORPORATION |
发明人 |
BESUYEN, JOHN A.;BUCKLEY, RICHARD K.;KUZNIAR, ERIC J.;MAINOLFI, SYLVIO J. |
分类号 |
B01D39/00;B01D29/11;B01D39/16;(IPC1-7):B31B1/64 |
主分类号 |
B01D39/00 |
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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