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Publication of LU39125A1publicationCriticalpatent/LU39125A1/xx
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21B—ROLLING OF METAL
B21B11/00—Subsidising the rolling process by subjecting rollers or work to vibrations, e.g. ultrasonic vibrations
B—PERFORMING OPERATIONS; TRANSPORTING
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21B—ROLLING OF METAL
B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
B21B13/18—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories for step-by-step or planetary rolling; pendulum mills