Integrated wellhead assembly
US8544535B2 · kind B2 · utility
11Cited by
8References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 12, 2010 |
| Grant date | Oct 1, 2013 |
| Priority date | — |
| Expiry date | Jan 7, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/126
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An integrated wellhead assembly is provided to enable free flow production and artificial lift production from a well without requiring removal and/or reconfiguration of the wellhead assembly. The wellhead assembly includes an upper portion and a lower portion forming an integrated assembly. The upper portion includes a flow tee and at least one set of rams. The lower portion includes a shoulder to receive a hanger. The upper portion may seal the bore of the wellhead assembly and provide full bore access to the bore of the wellhead assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.