11 whirlpools, wart coolers; fittings for pipelines, namely plate-type heat exchangers, heating coils, pipe evaporators, plate heaters, spiral heat exchangers and plate evaporators; heat exchangers for the pharmaceutical and cosmetic industry as well as for pure chemistry; heat exchangers for the production, treatment, processing and refinement of milk, milk products, butter, yogurt, cheese, sour cream, milk intermediate products, cheese products, cheese intermediate products, butter products, butter intermediate products, beer, beverages, liquids, ketchup, mayonnaise, eggnog, starch paste, mustard, lard, salads, complete egg, egg yolk, egg white, vegetable juices, fruit juices, vegetable paste, tomato concentrates, sauces and gravies, soups and yeast; machines for the pasteurizing, distilling, fermenting, homogenizing, cooling, freezing, and purifying, treatment with gas and aerating of milk, milk products, butter, yogurt, cheese, sour cream, milk intermediate products, cheese products, cheese intermediate products, butter products, butter intermediate products, beer, beverages, liquids, ketchup, mayonnaise, eggnog, starch paste, mustard, lard, salads, complete egg, egg yolk, egg white, vegetable juices, fruit juices, vegetable paste, tomato concentrates, sauces and gravies, soups and yeast; heat exchangers and sterilizers not for medical use; filters for machines used to heat and cool items during the manufacture of foodstuffs, beverages, fruit juices and other liquids; ready for operation dairies, ready for operation cheese dairies, ready for operation butteries and ready for operation breweries consisting of the following components sold together as a unit-- machines for treating, processing and refining by heating, heating to high temperature, pasteurizing, distilling, cooling, freezing, evaporating, homogenizing, gassing, aerating and purifying of milk, milk products, milk intermediate products, cheese, cheese products, cheese intermediate products, butter, butter products, butter intermediate products and of cooling systems, freezer installations and air conditioning systems which consist of heat exchangers, pipe lines, valves, condensers, control and regulating devices and cooling equipment, of heat exchangers, of air filters for industrial use, of centrifuges and decanters, of mechanical purifiers, metal storage tanks and metal milk tanks, mixing containers, metal pipes and pipe lines, fitting for pipe lines, evaporation condensers, tube condensers, air-cooled condensing bundles, rotary pumps, vane-type pumps, reciprocating pumps, gas pumps, centrifugal pumps, diaphragm pumps, axial pumps, liquid pumps, circulating pumps, and feed pumps