JG

Johannes Greefkes

HB Hoogovens Staal B.V.: 1 patents #2 of 13Top 20%
📍 Beverwijk, NL: #1 of 2 inventorsTop 50%
Overall (1997): #129,065 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5609841 Method and apparatus for treating a flow of gas containing oxidized sulphur compounds Adrianus Den Hartog 1997-03-11