73670308
Jul 6, 1987
Aug 1, 1989
NONWOVEN FABRICS IN THE FORM OF ROLLS, RIBBONS, PUNCHED-OUT AND CUT PIECES AS SEMI-FINISHED PRODUCT FOR USE IN REINFORCING SEMI-PERMEABLE MEMBRANES FOR MICROFILTRATION, ULTRAFILTRATION AND REVERSE OSMOSIS; FOR USE AS FILTERING INSERTS FOR DUST SEPARATION AND AIR, GAS, AND LIQUID PURIFICATION, AND FOR MILK, DRINK AND DRINKING WATER PURIFICATION; FOR USE IN REINFORCING MARKINGS AND LEGENDS IN PLASTIC ARTICLES; FOR USE AS SCREEN MATERIAL AGAINST ELECTROMAGNETIC WAVES, ENERGY-RICH RADIATION, AND BIOLOGICAL AND CHEMICAL AGENTS; AND FOR USE AS LAMINATED TEXTILE INTERLININGS FOR GARMENTS, FOOTWEAR AND HOUSEHOLD TEXTILES
Fabrics