PR

Pål Zon Rafdal

DU Dreco Energy Services Ulc: 1 patents #2 of 15Top 15%
📍 Langesund, NO: #2 of 3 inventorsTop 70%
Overall (2018): #280,813 of 503,207Top 60%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10151189 Single trip—through drill pipe proppant fracturing method for multiple cemented-in frac sleeves Paul David Busengdal, Tore Sørheim, Tom Rune Koløy, Ståle Granberg, Nicolai Isaak Stubbrud +1 more 2018-12-11