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Individual
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Individual
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Publication of GB285897ApublicationCriticalpatent/GB285897A/en
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21B—ROLLING OF METAL
B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
B21B19/12—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially parallel to the axis of the work
B21B19/14—Rolling tubes by means of additional rollers arranged inside the tubes
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Metal Rolling
(AREA)
Reduction Rolling/Reduction Stand/Operation Of Reduction Machine
(AREA)