CPC Subgroup
B21B 1/02 for rolling heavy work, e.g. ingots, slabs, billets, in which the cross-sectional form is unimportant
Full Title
Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section (B21B17/00 - B21B23/00 take precedence; with respect to composition of material to be rolled B21B3/00; extending closed shapes of metal bands by simultaneous rolling at two or more zones B21B5/00; metal-rolling stands as units B21B13/00; continuous casting into moulds having walls formed by moving rolls B22D11/06); Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations > for rolling heavy work, e.g. ingots, slabs, billets, in which the cross-sectional form is unimportant
6 direct subcodes
Child Classifications
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