Location History:
- Knarrevik, NO (2005 - 2010)
- Knarvik, NO (2011)
- Bergen, NO (2011 - 2017)
- Straume, NO (2016 - 2019)
Company Filing History:
6 out of 17 
2 out of 13 
1 out of 2 Years Active: 2005-2019
Title: Roger Sverre Stave - Innovator in Fluid Transfer Technology
Introduction
Roger Sverre Stave is an inventor based in Straume, Norway. He has made significant contributions to the field of wellbore drilling technology. Although he currently holds no granted patents, his innovative ideas are reflected in his patent application.
Latest Patent Applications
One of Roger Sverre Stave's notable patent applications is for a fluid transfer device usable in managed pressure and dual gradient drilling. This device includes at least one pressure vessel with a fluid port at the bottom for the entry and discharge of either a working fluid or a power fluid. Additionally, it features a fluid port at the top for the entry and discharge of the other fluid. The design incorporates a barrier fluid between the power fluid and the working fluid. Valves are connected to the power fluid port to selectively introduce the power fluid into the pressure vessel. Furthermore, valves are coupled to the working fluid port to ensure that the working fluid flows in only one direction.
Conclusion
Roger Sverre Stave's work in fluid transfer technology showcases his innovative spirit and dedication to advancing drilling methods. His patent application reflects a commitment to improving efficiency and safety in the industry.