Filters for motors and engines, and in particular for use in vehicles of all kinds, including trucks, locomotives, ships and aeroplanes, and for stationary applications within power stations, petrol stations and in the form of emergency power generators, namely, liquid filters, gas filters, fuel filters and pre-filters, including kerosene filters and pre-filters, diesel filters and pre-filters, and vegetable oil filters and pre-filters, multistage filters, changeover filters; filter elements being parts of motors and engines, and in particular for use in vehicles of all kinds, including trucks, locomotives, ships and aeroplanes, and for stationary applications within power stations, petrol stations and in the form of emergency power generators, namely, filter candles, filter cartridges, filter bodies, filter sheets, filter mats, filter pots and filter housings, filter cloths, filter bags, filter bands; the aforesaid filters and filter elements, including being composed entirely of solid plastic and all being for liquid, gaseous or paste-like media

Filters for heating, steam-generating, refrigerating, drying, ventilating, water conduit, water treatment, air-conditioning, and sanitary installations and apparatus, namely, liquid filters, gas filters, multi-stage filters, and change-over filters; filter elements for heating, steam-generating, refrigerating, drying, ventilating, water conduit, water treatment, air conditioning and sanitary installations and apparatus, namely, filter candles, filter cartridges, filter bodies, filter discs, filter mats, filter pots, filter cloths, filter bags, and filter bands; the aforesaid filters and filter elements, including being composed entirely of solid plastic and all being for liquid, gaseous or paste-like media