11 MECHANIZED SYSTEM FOR THE PASTEURIZATION AND STERILIZATION OF FOOD, PHARMACEUTICAL COMPONENTS AND ANIMAL FOOD ON A COMMERCIAL SCALE, PRIMARILY COMPRISING PREHEATERS, HEATERS, BOILERS, POWER SUPPLY, MICROWAVE GENERATORS, MICROWAVE GUIDES, MICROWAVE APPLICATORS, PRIMARY COOLERS, COOLERS, CHILLERS FOR COOLING WATER, REFRIGERATORS, DRYERS, VENTILATORS, ILLUMINATORS, PRESSURE LOCKS AND STEAM GENERATORS