1
Ceramic materials in particulate form, for use as filtering media in water filtration; compositions for the manufacture of technical ceramics, namely, ceramic compositions in the solid state for manufacture of fibrous monolithic ceramic compartments for use in high temperature applications; chemical preparations in in the nature of filtering materials in the sewage treatment industry; ceramic compositions for sintering being granules and powders, namely, ceramic glazings in the nature of a dry chemical preparation for use in the manufacture of ceramics; mineral substances in the nature of filtering materials in the sewage treatment industry
7
Automotive engine exhaust purifying apparatus in the nature of catalytic reactor; automotive engine muffler; automotive engine exhaust recirculating system comprised of pipes, collector and muffler; mufflers for motors and engines; exhausts for motors and engines; anti pollution devices for motors and engines; filtering machines for chemical processing; machinery and equipment for geological exploration, mining, mineral separation, namely, drills for the mining industry; centrifugal pumps; vacuum pumps
12
Motors for land vehicles; propulsion mechanisms for land vehicles, namely, drive gears, vehicle power train mechanism comprised of clutch, transmission, drive shaft, and differential; jet engines for land vehicles