Heterogeneous Distribution of Microbial Activity in Methanogenic Aggregates: pH and Glucose Microprofiles von LENS, P. N. L, DE BEER, D, CRONENBERG, C. H, HOUWEN, F. P, OTTENGRAF, S. P. P, VERSTRAETE, W. H

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Acceleration of mass transfer in methane-producing loop reactors von Van den Heuvel, J C, Vredenbregt, L H, Portegies-Zwart, I, Ottengraf, S P

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Enhancement of External Mass Transfer by Gaseous End Products von Huisman, Jan W., Van Den Heuvel, Johannes C., Ottengraf, Simon P. P.

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Direct measurement of glucose profiles in immobilized yeast gels with a pH-insensitive micro-electrode under anaerobic conditions von Cronenberg, C.C.H, Heuvel, J.C. van den, Ottengraf, S.P.P

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Apparatus for biological treatment of waste gases von OTTENGRAF, SIMON P. P

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Method for biological treatment of waste gases von OTTENGRAF, SIMON P. P

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Throttling device and method for feeding gas dissolved in liquid under high pressure into liquid under low pressure von WIJERS, JOHANNES G, OTTENGRAF, SIMON P. P

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Apparatus for biological filtration of waste gases (Machine-translation by Google Translate, not legally binding) von OTTENGRAF SIMON PAUL P

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4806148 Apparatus for biological treatment of waste gases von Ottengraf, Simon PP

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4662900 Method for biological treatment of waste gases von Ottengraf, Simon PP

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Method for biological cleaning of a contaminated gas flow von DIKS, ROBERTUS M. M, OTTENGRAF, SIMON P. P, VAN LITH, CHRISTIANUS P. M

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APARATO PARA EL FILTRADO BIOLOGICO DE GASES RESIDUALES von OTTENGRAF SIMON PAUL P

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The use of microsensors to determine population distributions in UASB aggregates von Lens, Piet, de Beer, Dirk, Cronenberg, Carel, Ottengraf, Simon, Verstraete, Willy

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The use of microsensors to determine population distributions in UASB aggregates von Lens, Piet, de Beer, Dirk, Cronenberg, Carel, Ottengraf, Simon, Verstraete, Willy

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