Coiled tubing connector
US6439618B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | May 4, 1998 |
| Grant date | Aug 27, 2002 |
| Priority date | — |
| Expiry date | May 4, 2018 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B17/041
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A connector for coiled tubing has been invented which has a hollow body member having a top, a bottom, and a fluid flow channel therethrough from top to bottom, coiled tubing gripping apparatus connected to the hollow body, and a movable member movably connected to the bottom of the hollow body, the movable member having a top, a bottom, a top portion within the hollow body and a bottom portion projecting down beyond the bottom of the movable body, the movable member movable with respect to the hollow body and having a fluid flow bore therethrough from top to bottom. In one aspect the movable member is movable longitudinally with respect to the hollow body and/or laterally with respect to a longitudinal axis of the hollow body. In certain aspects the connector has selectively locking apparatus for selectively drivingly locking the hollow body to the movable member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.