BIOREACTORS FOR THE PRODUCTION OF EUCARYONTIC AND PROCARYONTIC CELLS; MEASURING AND CONTROLLING EQUIPMENT FOR BIOREACTORS, ESPECIALLY THERMOMETERS, TEMPERATURE PROBES AND TEMPERATURE CONTROLLERS, DOSING APPARATUS, FLOW METERS, PH-METERS, GAS E.G. OXYGEN AND CARBON DIOXIDE DETECTORS, PROBES AND MEASURING APPARATUS, AS WELL AS APPARATUS FOR THE PROCESSING AND CONTROLLING OF THUS MEASURED PARAMETERS