Class [7]
Machinery Products
Pumps (included in this class); conveyors, in particular in the form of thread conveyors, for sliding ring seals, for example cartridge-type seals; heat exchangers; filters, including magnetic filters; cyclone separators; valves an cocks, in particular ball cocks; buffer pressure plants, thermosiphon systems and refill units for seals, in particular for sliding ring seals; magnetic filters; couplings for sealing purposes; pressure transmission systems for sliding ring seals; gas supply systems for sliding ring seals (the aforementioned goods being in the form of machine parts and included in this class).
Class [17]
Rubber Products
Flange seals, manhole seals, ring seals, lip seals and O-rings (sealing rings) of elastomer; plastic packings for sealings purposes, small tube seals, stuffing box packings, stuffing box packing rings; sliding ring seals, in particular hydrostatic and hydrodynamic sliding ring seals, gas-lubricated sliding ring seals, elastomer and metal bellows-type sliding ring seals, cartridge-type sliding ring seals as well as sliding ring seals having integrated pumping means; split seals, in particular radial split seals, labyrinth seals; seals and sealing systems consisting of such seals for rotary furnaces; rotary ducts, in particular rotary water ducts; magnetic coupling seals; sealing mats; sealing diaphragms, sealing sleeves, compensators, in particular soft material compensators; cords, bands, fabrics, meshes, felts, sheets and plates intended for manufacturing seals, packings and compensators and made of graphite, compressed expanded graphite, mica, compressed expanded mica, plastics, rubber, metal wires, glass, mineral or ceramic fibers, or a combination of these materials; plastic material, in particular aramides and polyethylene, for manufacturing soft and hard protective materials for protecting people, vehicles, aircraft and other objects against impact, stabbing, pressure waves, projectiles and splinters; (all the aforementioned products partly as semi-finished goods).
