Stavanger
Norway
3
2016-01-14
The entities that hold a legal rights for patent applications filed by inventor Ostvold Arnold:
Arnold Ostvold from Stavanger, NO has applied for patents for these inventions. The list has both pending applications and granted patents:
Method and system for plugging a well and use of explosive charges in plugging wells
#2 | 2016-01-14Method for downhole cutting of at least one line disposed outside and along a pipe string in a well, and without simultaneously severing the pipe string
#3 | 2015-08-20Hydraulic cutting tool, system and method for controlled hydraulic cutting through a pipe wall in a well
1262718 ⎘