Stabbing apparatus for centering tubulars and casings for connection at a wellhead
US8550174B1 · kind B1 · utility
22Cited by
79References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2009 |
| Grant date | Oct 8, 2013 |
| Priority date | — |
| Expiry date | Jul 14, 2030 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B19/24
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An apparatus for centering a first tubular with respect to a second tubular at a wellhead in which the apparatus has a frame, a gripping member extending outwardly of the frame and suitable for gripping the first tubular, and a guide member connected to the frame and extending outwardly therefrom. The guide member is positioned below the gripping member. The guide member has a slot therein suitable for receiving a portion of the second tubular therein. The slot of the guide member has a center vertically aligned with a center of the gripping member. The guide member is pivotally connected to the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.