for applying suction, e.g. through perforated rollers

Full Title

Machines or apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement > Arrangements of devices using drying processes not involving heating > for applying suction, e.g. through perforated rollers

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

DRYING

Subclass:

DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM