| 发明名称 |
ARTICULATED DRILLSTRING ENTRY APPARATUS AND METHOD. |
| 摘要 |
<p>Apparatuses and methods to allow tools disposed upon a conduit to enter the bore of a drillstring are presented. The apparatuses and methods include the use of one or more articulated knuckle joints (30, 32) at ends of an entry sub (12). The articulated knuckle joints are capable of articulating the entry sub among various conduit entry and load carrying positions.</p> |
| 申请公布号 |
MXPA06010889(A) |
申请公布日期 |
2007.03.08 |
| 申请号 |
MX2006PA10889 |
申请日期 |
2005.03.23 |
| 申请人 |
SPECIALTY RENTAL TOOLS & SUPPLY, L.P. |
发明人 |
CHARLES M. HELMS;VERNON E. KAUFFMAN;DOUGLAS B. LEETH;JOHN A. LEMKE;MAX H. SMITH |
| 分类号 |
E21B17/02;E21B17/20;E21B19/22;E21B25/16;E21B33/072 |
主分类号 |
E21B17/02 |
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