RE

Refaat M. El-Sayed

DS Diamond Shamrock: 1 patents #74 of 172Top 45%
📍 Täby, SE: #121 of 397 inventorsTop 35%
Overall (All Time): #1,684,466 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4326030 Process for the production of pyruvic acid and citric acid 1982-04-20
4302677 Control arrangement for fluid sterilizing apparatus Nils Albertsson, Tor Albertsson, Lennart R. Nordell, Bjorn V. B. Bjork 1981-11-24
4237003 Process for biological purification of liquid wastes 1980-12-02