TS

Thor Bj.o slashed.rnstad

DA Den Norske Stats Oljeselskap A.S.: 2 patents #37 of 220Top 20%
Overall (All Time): #2,268,240 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5682950 Means for collecting unwanted material in an oil or gas well — 1997-11-04
5605192 Means and method to displace a logging tool to the bottom of a well for withdrawal through the well — 1997-02-25