ข้อมูลMetal rolling methods or mills for making semi-finished products of solid or profiled cross-section (B21B0017000000-B21B0023000000; take precedence;with respect to composition of material to be rolled B21B0003000000; extending closed shapes of metal bands by simultaneous rolling at two or more zones B21B0005000000; metal-rolling stands as units B21B0013000000; continuous casting into moulds having walls formed by moving rolls B22D0011060000); Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations

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