发明名称 |
PROCESS TESTING STOP VALVES |
摘要 |
testing equipment, tests of stop valves for leak-proofness. SUBSTANCE: process testing stop valves having retractable spindle of working tool includes sealing of end faces of tested stop valves, filling of their spaces with liquid and formation of pressure in them. Pressure in liquid is created by way of entry of retracted spindle into space of tested stop valve. EFFECT: simplified process, reduced labor input. 1 cl, 2 dwg
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申请公布号 |
RU2155945(C2) |
申请公布日期 |
2000.09.10 |
申请号 |
RU19970104112 |
申请日期 |
1997.03.17 |
申请人 |
BAZHENOV VLADIMIR JAKOVLEVICH |
发明人 |
BAZHENOV V.JA.;MATVEEV S.B.;IVANOV G.I. |
分类号 |
G01M3/28;F16K43/00;(IPC1-7):G01M3/28 |
主分类号 |
G01M3/28 |
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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