发明名称 |
Container evacuation process |
摘要 |
Air or other fluid is removed from a container by placing the mouth of the container inside a nozzle and having air or other fluid flow between the mouth of the container and the nozzle so as to extract the air of fluid from the container.
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申请公布号 |
US4085231(A) |
申请公布日期 |
1978.04.18 |
申请号 |
US19760731065 |
申请日期 |
1976.10.08 |
申请人 |
W. R. GRACE & CO. |
发明人 |
WESTON, JOSEPH F. R. |
分类号 |
B65B31/04;(IPC1-7):B65B31/04 |
主分类号 |
B65B31/04 |
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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