Air filters for automobile engines; Air filters for gear drives; Air filters for mechanical purposes; Air filters for motorcycle motors and engines; Air filters for pneumatic controls being part of machines; Air filters for vehicle motors and engines; Air-intake tubes and filters for after-market installation of automotive engines; Components for machines and machine tools, grinding machines, material handling machines, food processing machines, chemistry processing machines and textile industry machines, namely, sand, chemical and reverse osmosis filters; Components for machines and machine tools, namely, sand, chemical and reverse osmosis filters; Dust filters and bags for vacuum cleaners; Filter elements for fuel filters; Filter rod making machines; Filter silencers for machines; Filters and purifiers for machines, namely, filters and purifiers for removing contaminants from gases used in the semiconductor industry; Filters for motors and engines; Fuel filters; Industrial surface treatment equipment, namely, corona treatment systems comprised of a high frequency, high voltage generator, transformers, electrodes, ozone filter and treatment station and structural parts therefor; Oil filter adapters; Oil filters; Oil filters for mechanical purposes; Oil filters for motors and engines; Parts for compressed-air tools, namely, brakes, filters, hoses, pipes, couplings valves, switches, compressors, clamping tools and injectors; Pneumatic air preparation equipment, namely, airline filters, lubricators, and regulators, all being parts of machines; Sub-micron fuel filters for diesel exhaust fluid

Air purification; Filtration of coolants through separation, absorption, sedimentation, cleaving, centrifugation, magnetic separation and pressing