73094332
Jul 22, 1976
Sep 4, 1979
COMPOSITE TUBE FOR TRANSMISSION OF FLUIDS IN CHEMICAL PROCESSING PLANTS, REFINERIES AND THE LIKE AND HAVING A POLYMERIC JACKET ENCLOSING ONE OR MORE HEAT INSULATED TUBES OR PIPES WITH OR WITHOUT A HEATING LINE TRACING ONE OR MORE OF THE TUBES OR PIPES AND ACCESSORIES FOR CONNECTING, TERMINATING AND CONTROLLING THE COMPOSITE TUBES
Rubber Goods