YI

Yuzuru Itoh

RP Research Association For Residual Oil Processing: 1 patents #12 of 41Top 30%
Overall (All Time): #4,004,782 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4622127 Method for the hydrogenation treatment of a heavy hydrocarbon oil Yuji Noguchi 1986-11-11