| 发明名称 |
THROUGH-TYPE OUTER TUBING CATCH |
| 摘要 |
A through-type outer tubing catcher comprises cylindrical body with switch in the upper section and cone in the lower section, collet with catch holders in the lower section installed inside the body, and a cone with tightening element. Inside the body a spring-loaded centering bushing is additionally installed, and the collet is equipped with tightening ring for sealing inner space of the tubing catch if it is needed to carry out circulation of washing fluid. |
| 申请公布号 |
UA76510(U) |
申请公布日期 |
2013.01.10 |
| 申请号 |
UA20120006435U |
申请日期 |
2012.05.28 |
| 申请人 |
"UKRGASVYDOBUVANNIA" SUBSIDIARY COMPANY OF "NAFTOGAS UKRAINE" NATIONAL JOINT-STOCK COMPANY |
发明人 |
TROTSKYI VASYL PYLYPOVYCH;KRYVULIA SERHII VIKTOROVYCH;KOTSABA VASYL IVANOVYCH;SHULHA ANATOLII MYKHAILOVYCH;TROTSKA YEVHENIA VASYLIVNA;SVITLYTSKYI VIKTOR MYKHAILOVYCH;FESENKO YURII LEONIDOVYCH;BABII STEPAN ANDRIIOVYCH |
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