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Bu-Feng Ma

EP Elf Aquitaine Production: 1 patents #27 of 94Top 30%
Overall (All Time): #3,802,745 of 4,157,543Top 95%
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Patent #TitleCo-InventorsDate
5332500 Three-phase cyclone separator Jacques Seureau, Yves Aurelle, Dimitre Hadjiev 1994-07-26