RK

Ronald Van Kempen

Shell Oil Compny: 4 patents #842 of 4,423Top 20%
Overall (All Time): #1,263,803 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6977236 Preparation of a double metal cyanide catalyst Michiel Barend Eleveld, Robert Adrianus Wilhelmus Grotenbreg 2005-12-20
6716788 Preparation of a double metal cyanide catalyst Michiel Barend Eleveld, Robert Adrianus Wilhelmus Grotenbreg 2004-04-06
6699961 DMC complex catalyst and process for its preparation Michiel Barend Eleveld, Riemer Alberts De Groot, Johan Paul Smit 2004-03-02
6403667 Macromer stabiliser precursor for polymer polyols Michiel Barend Eleveld, Willem Karzijn 2002-06-11