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Jan Hendrik VAN SCHAIK

Shell Oil Compny: 1 patents #2,223 of 4,423Top 55%
Overall (All Time): #3,866,555 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5175374 Process for the separation of colloidal barium phosphate or colloidal barium sodium phosphate Rudolf Jacobus Wijngaarden, Kees Latjes 1992-12-29