S.W. Hobma

Use of the upflow sludge blanket (USB) reactor concept for biological wastewater treatment, especially for anaerobic treatment

G. Lettinga, A.F.M. van Velsen, S.W. Hobma et al. · Biotechnology and Bioengineering · 1980 · 1.4K citations

High-Rate Anaerobic Waste-Water Treatment Using the UASB Reactor under a Wide Range of Temperature Conditions

G. Lettinga, L.W. Hulshoff Pol, I.W. Koster et al. · Biotechnology and Genetic Engineering Reviews · 1984 · 175 citations · Full text

Genetic Engineering Reviews, Chemical Engineering, Nuclear Waste Management +15

Design Operation and Economy of Anaerobic Treatment

G. Lettinga, S.W. Hobma, L.W. Hulshoff Pol et al. · Water Science & Technology · 1983 · 86 citations

Sewage Sludge Treatment, Chemical Engineering, Engineering +14

Anaerobic treatment of methanolic wastes

G. Lettinga, Anton T. van der Geest, S.W. Hobma et al. · Water Research · 1979 · 74 citations

Chemical Engineering, Engineering, Waste Treatment +4

Feasibility of the Upflow Anaerobic Sludge Blanket (UASB)-Process

G. Lettinga, A.F.M. van Velsen, Willem de Zeeuw et al. · 1979 · 20 citations

Sewage Sludge Treatment, Engineering, Environmental Engineering +5