Semi-finished plastic goods, namely, seals for use in refrigerating plants, refrigerating machines, refrigerating appliances, refrigerating containers, refrigerating receptacles, furnaces, refrigerating chambers, refrigerators, refrigerating display cabinets, freezers and chest freezers; sealing and insulating materials, namely, sealing rings, sealing frames and sealing strips for refrigerating plants, refrigerating machines, refrigerating appliances, refrigerating containers, refrigerating r...