Apparatus and method for installation of subsea well completion systems
US7063157B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 22, 2003 |
| Grant date | Jun 20, 2006 |
| Priority date | — |
| Expiry date | May 26, 2024 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B34/04
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method for installing a subsea completion system comprises installing a conductor housing on the sea floor, landing a wellhead in the conductor housing, securing a BOP to the wellhead, landing a casing hanger in the wellhead through the BOP, connecting a tubing hanger to a THRT, landing the tubing hanger in the wellhead or the casing hanger through the BOP, installing a wireline plug in the tubing hanger production bore through the THRT, retrieving the THRT, retrieving the BOP, securing an ROSL to the christmas tree, landing the christmas tree on the wellhead, and retrieving the wireline plug from the tubing hanger production bore using the ROSL.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.