SESSIL
packing material, especially made of thermoplastic synthetic material, for the treatment of liquids and/or gases, preferably for biological waste-water treatment, and for industrial processes, namely, absorption, desorption, distillation, rectification, extraction, scrubbing of gas and air; strip-shaped webs of material made of thermoplastic synthetic material for use as a carrier material in processing plants
Cancelled · December 4, 1995 · 75030372 ·