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Hansjuergen Ullrich

VM Veba Oel Entwicklungs-Gesellschaft Mbh: 1 patents #12 of 36Top 35%
📍 Bochum, DE: #506 of 1,022 inventorsTop 50%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4792229 Device for mixing disperse streams before they enter a catalyst bed Heinz Frohnert, Helmut-Martin Meier 1988-12-20