Insulating fabrics; plastic coated fabrics for insulation; semi-processed plastics in the nature of filtering materials for use in solid/liquid separation and dust separation; insulating materials, namely, thermal insulating fabrics, bands, packing materials, plastic threads not for textile use and flexible tubes of plastic for heat and fire protection; synthetic filtering materials, namely, semi-processed plastics in the nature of filtering materials for use in solid/liquid separation and du...