发明名称 |
EXTRACTION VALVE HEAD FOR A CONTAINER |
摘要 |
<p>An extraction valve head for a tank for high-purity and/or toxic liquid chemicals has an inlet valve for a filler gas, an outlet valve and a purging valve, which closes a bypass between a gas inlet line and an extraction line. The valves are configured as metal diaphragm valves and are fitted in a common metallic valve housing block. All valve seals of the valves are arranged in close spatial proximity to one another in the valve housing block.</p> |
申请公布号 |
EP0337180(A3) |
申请公布日期 |
1990.03.07 |
申请号 |
EP19890105366 |
申请日期 |
1989.03.25 |
申请人 |
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG |
发明人 |
JOSEPH, FRANK;JURGENSEN, HOLGER, DR. |
分类号 |
F16K11/22;F16K1/30;F16K11/20;F16K41/12;(IPC1-7):F16K11/10 |
主分类号 |
F16K11/22 |
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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