BP

Bjorn R. Petterson

DA Dyno Industrier Asa: 1 patents #5 of 14Top 40%
NA Norsk Hydro Asa: 1 patents #182 of 584Top 35%
📍 Oslo, NO: #821 of 2,623 inventorsTop 35%
Overall (All Time): #2,288,024 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5431757 Water in oil emulsion explosives containing a nitrate salt with an untamped density of 0.30-0.75 g/cm.sup.3 Kjell Hanto 1995-07-11
4500369 Emulsion explosive Arne Tag, Erik C. Nygaard 1985-02-19