发明名称 Continuous backpass rolling mill
摘要 A method for hot rolling a continuously cast thin slab to form strip comprising the steps of: (a) subjecting a segment of predetermined length of the slab to a reduction pass in a first direction between a pair of work rolls; (b) retracting the segment in a direction opposite the first direction to the entrance side of the work rolls while accommodating the additional length of the segment produced by the reduction operation; (c) repeating steps (a) and (b) in sequence as necessary to finish the segment; and (d) consecutively subjecting the next contiguous portion of the slab to steps (a), (b) and (c) until the slab is finished along its entire length. Apparatus for practicing the method also is disclosed.
申请公布号 US4793169(A) 申请公布日期 1988.12.27
申请号 US19860879369 申请日期 1986.06.27
申请人 UNITED ENGINEERING, INC. 发明人 GINZBURG, VLADIMIR B.
分类号 B21B1/02;B21B1/42;B21B1/46;B21B37/24;B21H1/18;(IPC1-7):B21B31/20 主分类号 B21B1/02
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