DJ

De Klerk Barend Johannes

SL Sasol Technology Proprietary Limited: 2 patents #40 of 172Top 25%
📍 Secunda, ZA: #5 of 29 inventorsTop 20%
Overall (All Time): #2,154,614 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7179312 Inhibiting of erosion of vessls — 2007-02-20
6939384 Inhibiting of erosion of vessels — 2005-09-06