|  | CABEQ 19 (4) (2005) 309–410 | 

| NOx Removal Catalysis  P. Forzatti,  I. Nova and  L. Castoldi | 309–323 | 
| Control Properties and Thermodynamic Analysis of Two Alternatives toThermally Coupled Distillation Systems with Side Columns  J. G. Segovia-Hernández,  E. A. Hernandez-Vargas,  J. A. Márquez-Muñoz,  S. Hernández and  A. Jiménez | 325–332 | 
| Effect of Baffle Design on the Off-bottom Suspension Characteristics of Axial-flow Impellersina Pilot-scale Mixing Vessel  M. Špidla,  V. Sinevič and  V. Machoň | 333–340 | 
| Nonlinear Control of pH System for Change Over Titration Curve  D. Swati,  V. S. R. Rao,  R. Pickhardt and  M. Chidambaram | 341–349 | 
| Modelling and Optimization of the (R)-(+)-3,4-dihydroxyphenyllactic Acid Production Catalyzed with D-lactate Dehydrogenase from Lactobacillus leishmannii Using Genetic Algorithm  Z. Findrik Blažević,  M. Poljanac and  Đ. Vasić-Rački | 351–358 | 
| Effect of Pulsing Mixing Interruptions on the Aspergillus niger Morphology and Citric Acid Production  M. Priede and  U. Viesturs | 359–366 | 
| A Novel Three-stage Process for Continuous Production of Penicillin G Acylase by a Temperature-sensitive Expression System of Bacillus subtilis Phage phi105  X. Chen and  P. Cen | 367–372 | 
| Determination of Optimum Conditions for the Extraction of Squalene from Olive Pomace with Supercritical CO2  S. Stavroulias and  C. Panayiotou | 373–381 | 
| Lactic Acid Production from Kitchen Waste with a Newly Characterized Strain of Lactobacillus plantarum  Q. Wang,  X. M. Wang,  N. Q. Ren and  X. Q. Wang | 383–389 | 
| Improvement of the Wastewater Biodegradability by Means of Photocatalytic and Wet Oxidation Processes in the Presence of Hydrogen Peroxide  N. Genç,  A. Arslan and  E. Can-Dogan | 391–396 | 
| The COD Reduction of Wastewater Using Oxyl  M. Simonič and  Z. Novak Pintarič | 397–402 |