ROLLING OF METAL

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL

Subclass:

ROLLING OF METAL

Related Keywords

Child Classifications

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• B21B 1/00 Metal rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
• B21B 11/00 Subsidising the rolling processes by subjecting rollers or work to vibrations
• B21B 13/00 Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
• B21B 15/00 Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
• B21B 17/00 Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
• B21B 19/00 Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
• B21B 21/00 Pilgrim-step tube-rolling
• B21B 23/00 Tube-rolling not restricted to methods provided for in only one of groups , e.g. combined processes
• B21B 25/00 Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group; Accessories or auxiliary means therefor
• B21B 27/00 Rolls; Lubricating, cooling or heating rolls while in use
• B21B 28/00 Maintaining rolls or rolling equipment in effective condition
• B21B 29/00 Counter-pressure devices acting on rolls to inhibit deflection of same under load, e.g. backing rolls
• B21B 3/00 Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences
• B21B 31/00 Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
• B21B 33/00 Safety devices not otherwise provided for; Breaker blocks; Devices for freeing jammed rolls
• B21B 35/00 Drives for metal-rolling mills
• B21B 37/00 Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
• B21B 38/00 Methods or devices for measuring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
• B21B 39/00 Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
• B21B 41/00 Guiding, conveying, or accumulating easily-flexible work, e.g. wire, sheet metal bands, in loops or curves; Loop lifters
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