Artificial resins in extruded form for general industrial use; Artificial resins, semi-processed; Semi-processed compounds of synthetic resins; Mixtures of semi-processed resins with fillers for use as intermediates; Semi-processed resins in liquid form; Semi-processed natural resins; Semi-processed synthetic resins; Semi-processed synthetic resin compositions for industrial purposes; Rubber in liquid form; Rubber, raw or semi-processed; Synthetic rubber