发明名称 |
METHOD AND SYSTEM FOR SEALING AND HANDLING PIPE |
摘要 |
In one aspect, the present invention relates to a friction-pin unit. The friction-pin unit includes a sleeve and a guide cone formed at a first end of the sleeve. A shaft is disposed coaxially within the sleeve and a plurality of friction pins extend radially outward from the shaft. The plurality of friction pins are adapted for interference-fit engagement with an inner surface of the pipe. A ring seal is circumferentially disposed around an inner surface of the sleeve. The ring seal adapted to circumferentially seal an outer surface of the pipe. |
申请公布号 |
US2013049385(A1) |
申请公布日期 |
2013.02.28 |
申请号 |
US201213597547 |
申请日期 |
2012.08.29 |
申请人 |
AUSTIN JOHN A.;YOUNG RAYMOND CHRISTOPHER |
发明人 |
AUSTIN JOHN A.;YOUNG RAYMOND CHRISTOPHER |
分类号 |
E21B31/20;B23P17/00;B66C1/56 |
主分类号 |
E21B31/20 |
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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