| 发明名称 |
BRANNBESTANDIG SLUSEVENTIL MED BAKSETEANORDNING MELLOM SPINDEL OG VENTILLOKK. |
| 摘要 |
<p>A stem-operated fire-resistant gate valve including an improved metal-to-metal stem backseat a eutectic ring assembly for facilitating automatic stem backseating at pre-selected temperatures, spring enhancement of the backseating procedure, and a lost motion connection between the valve stem and the valve closure element.</p> |
| 申请公布号 |
NO157551(C) |
申请公布日期 |
1988.04.06 |
| 申请号 |
NO19840003922 |
申请日期 |
1984.09.28 |
| 申请人 |
FMC CORPORATION |
发明人 |
JENNINGS, CHARLES EDWARD;BARRINGTON, CLAUD CONNER;CHEN, LIEN-YAN;HOPKINS, BOB CLAYTON;MCINTYRE, JOHN NOLAN;REGITZ, ALFRED PAUL |
| 分类号 |
F16K17/38;F16K41/14;F16K41/16;(IPC1-7):F16K41/08 |
主分类号 |
F16K17/38 |
| 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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