Clustered wellhead trunkline protection and testing system with ESP speed controller and emergency isolation valve
US8201624B2 · kind B2 · utility
7Cited by
8References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 21, 2010 |
| Grant date | Jun 19, 2012 |
| Priority date | — |
| Expiry date | Oct 21, 2030 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/128
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The systems and processes of the present invention includes ESP variable speed drive controllers that function in conjunction with a safety logic solver, pressure sensors, and an emergency isolation valve to perform a functional test of the complete wellhead trunkline protection system without interruption of production.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.