11 [ Apparatus for boiling and heating, namely, mash containers with heating elements, in particular heating by steam and/or hot water; mash heating boilers; apparatus for cooking, namely, brewer worts pans and kettles with integrated heating elements, in particular heating by steam and/or hot water; spice heating boilers, in particular used as internal boilers for installation in preparation containers or as external boilers; vapour seals, namely, mechanical and thermal vapour recompressors; apparatus for cooking, namely, ladle vapour condensers for the condensing of vapour during the boiling of spices and with the boiling of mash in the mash containers; installations and devices for the airing of spices, namely, solving gas in liquid; machines, apparatus and mechanical equipment for the manufacture, treating, processing and refining of foodstuffs and luxury foods and of beverages and fruit juices, in particular for heating, superheating, refrigeration, condensing, concentrating, fermenting; machines, apparatus and mechanical equipment for the brewing and drinks industry, namely, whirlpools and wort coolers; heat exchangers; machines and machinery installations for the manufacture, treating, processing and refining of foodstuffs and luxury foodstuffs and of beverages and fruit juices, namely, for fermentation, for the brewing and drinks industries for producing yeast cultures; apparatus and equipment, in particular for foods and luxury items, for drinks and fruit juices and for other liquids, namely, apparatus and equipment for filtration solids from liquids, namely, membrane filter apparatus and installations, sheet filter apparatus and installations, and filter apparatus and installations for cake filtration ]