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Gerrit Op Den Dries

GE: 2 patents #13,562 of 36,430Top 40%
Overall (All Time): #2,231,249 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6300528 Method for cleaning reactors used for acid-catalyzed production of bisphenols Martin Jaco Soeters, Marcellinus Adrianus Klaverveld, Eduard Hendricus Schlarmann, Guido Theodorus Fridiswidus Maria Van Dooremal 2001-10-09
6011184 Descaling of bisphenol-A reactor using water Johan Adrianus Aarssen, Ad Nieuwlaat, Marcel Vieveen, Rudy Francois Alain Jos Peemans 2000-01-04