Patent · US Active

Subsea valve

US9624753B2 · kind B2 · utility

9Cited by

4References

11Claims

0Family size

Assignee

Aker Subsea AS · NO

Inventors

Kjell Olav Stinessen · Oslo, NO
Knut Olaf Nyborg · Oslo, NO
Mats Hoffmann · Oslo, NO

Key dates

Filing date	Feb 5, 2014
Grant date	Apr 18, 2017
Priority date	—
Expiry date	Feb 5, 2034

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16K41/00
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

Subsea valve for control of fluid that can be contaminating and at elevated pressure and temperature, such as well or process fluids, the valve comprising an actuator unit and a valve part, the actuator unit can be operated in order to control the valve part, distinctive in that the actuator unit is magnetically coupled to the valve part and the coupling is through a barrier wall isolating the actuator unit from the valve part, and the actuator unit and a driving part of the magnetic coupling are arranged in a sealed actuator housing into which leakage of said contaminating fluid thereby has been eliminated.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.