1
Filter media as chemical-physical products, namely, mineral substances in the nature of filtering materials comprising kieselgur and perlite for use in the beverage, chemical, chemical-pharmaceutical, cosmetic and foodstuff industries, all sold in cartridges or module form
7
Filter devices, filter apparatus, filter modules, filter cartridges, filter elements as parts of filtering machines and filtering installations constructed therefrom for the filtration, clarifying, and sterilizing of fluids, namely, filters for machines used in the beverage, food, pharmaceutical, cosmetic, electronic and chemical industries, namely filters comprised of organic and inorganic fillers, fibrous materials, ion exchanging materials, resins, polymers, and hydrophilic agents
9
Filter systems for laboratory purposes, comprised of laboratory filters, and laboratory filters used for ultrafiltration, which are comprised of ultrafiltration membranes for the filtration, clarifying and sterilizing of fluids; automatic ion-exchange chromatography apparatus for laboratory use
11
Filter cartridges, namely, membrane filter cartridges for the separation of biomolecules in biopharmaceutical, beverage and food production; filters made of fiber for water filtration; fibrous media for use in pharmaceutical, cosmetic, electronic and chemical industries for the filtration of fluids
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