Modified riser joints for subsea managed pressure operations
US11851970B2 · kind B2 · utility
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5References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 2022 |
| Grant date | Dec 26, 2023 |
| Priority date | — |
| Expiry date | Dec 30, 2042 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/064
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Systems and processes for subsea marine managed pressure operations. One system includes a modified riser joint configured to fluidly connect inline with one or more riser joints. The modified riser joint and the one or more riser joints are connected to form a riser connecting a floating vessel with a wellhead. The system further includes a subsea pressure management sub-system configured to be operatively and fluidly connected to the modified riser joint at a subsea location.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.