1. Verification studies of a simplified model for the removal of dichloromethane from waste gases using a biological trickling filter

   • R. M. M. Diks
   • S. P. P. Ottengraf

   Originals Pages: 131 - 140

2. Optimization of process parameters for the continuous production of alcohol with a cell immobilized bioreactor

   • S. V. Ramakrishna
   • T. S. Ratnakumari
   • P. S. T. Sai

   Originals Pages: 141 - 144

3. Influence of sulfates and operational parameters on volatile fatty acids concentration profile in acidogenic phase

   • M. A. M. Reis
   • P. C. Lemos
   • M. J. T. Carrondo

   Originals Pages: 145 - 151

4. Separation process of binary protein solution by ultracentrifuge

   • N. Shiragami
   • T. Kajiuchi

   Originals Pages: 153 - 155

5. Fermentation analysis by clustering

   • R. Guthke
   • R. Roßmann

   Originals Pages: 157 - 161

6. A fuzzy expert system for the optimization of glutamic acid production

   • M. Kishimoto
   • M. Moo-Young
   • P. Allsop

   Originals Pages: 163 - 172

7. Cost structure and estimation for the recycling of salt in a protein extraction process

   • A. Greve
   • M. -R. Kula

   Originals Pages: 173 - 177

8. Cross-flow filtration as a method of separating fungal cells and purifying the polysaccharide produced

   • A. Haarstrick
   • U. Rau
   • F. Wagner

   Originals Pages: 179 - 186