Y-body Christmas tree for use with coil tubing
US6851478B2 · kind B2 · utility
27Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2003 |
| Grant date | Feb 8, 2005 |
| Priority date | — |
| Expiry date | Feb 7, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/03
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The invention provides a Y-body Christmas tree for use with coil tubing and other wellhead components which integrates components of a Christmas tree, while providing for coil tubing access without necessarily adding to the vertical height of the unit. The Y-body Christmas tree includes firstly, a body formed as a single piece of steel and forming a vertical bore extending axially therethrough, wherein the body comprises in sequence from the bottom to the top:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.