Location History:
- Stavanger, NO (2017 - 2019)
- Tanager, NO (2020 - 2021)
- Tananger, NO (2023)
Company Filing History:
5 out of 30 
2 out of 124 
1 out of 1 Years Active: 2017-2023
Title: Steffen Evertsen: Innovator in Well Abandonment Technologies
Introduction
Steffen Evertsen is a notable inventor based in Stavanger, Norway, recognized for his contributions to well abandonment technologies. With a total of eight patents to his name, he has developed innovative methods and apparatuses that enhance the efficiency and safety of casing recovery in wellbore operations.
Latest Patents
Evertsen's latest patents include a method and apparatus for casing recovery that allows for a clean-up of the inside of the outer casing above the inner casing during the same trip in the wellbore. This invention features a bottom hole assembly that includes a spear, a casing cutter, and at least one clean-up tool. One embodiment of the clean-up tool is a jetting sub, which can jet fluid radially to wash the outer casing while selectively allowing fluid to pass through at different pressures. This jetting sub can also control the operation of other tools in the bottom hole assembly, such as the casing cutter and a hydraulic jack. Another significant patent involves a method and apparatus for removing a downhole casing from a well on a single trip. This downhole tool assembly is arranged on a work string and includes a downhole pull tool, a spear tool, a motor unit, and a cutting device, allowing for efficient casing removal.
Career Highlights
Throughout his career, Steffen Evertsen has worked with several companies, including Ardyne Holdings Limited and Welltec A/S. His work has significantly impacted the field of well abandonment, showcasing his expertise in developing practical solutions for complex challenges in the oil and gas industry.
Collaborations
Evertsen has collaborated with notable professionals in his field, including Steffen Hansen and Frode Sunde. These collaborations have contributed to the advancement of technologies related to well abandonment and casing recovery.
Conclusion
Steffen Evertsen's innovative contributions to well abandonment technologies have established him as a key figure in the industry. His patents reflect a commitment to improving operational efficiency and safety in wellbore operations.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.