Wellhead assembly
US8613323B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 17, 2007 |
| Grant date | Dec 24, 2013 |
| Priority date | — |
| Expiry date | Aug 31, 2029 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/038
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An assembly for use on a wellhead includes a tree body including an internal main bore arranged in use to be aligned with the bore of a wellhead housing; the tree body including a lateral bore extending through the tree body from the internal bore; the tree body further including means for connecting to a connector so as to align the internal bore of the tree body with an internal bore in the connector, in use the tree body and the connector together forming a horizontal tree. The tree body may include one or more integrally formed bores and valves to provide fluid flowpaths for the annulus and/or cross-over functions. A wellhead assembly including the tree assembly is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.