Stretch-reducing mill for rolling tubes
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United States of America Patent
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Jul 14, 1992
Grant Date -
N/A
app pub date -
Oct 24, 1990
filing date -
Nov 17, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A stretch-reducing mill comprises a plurality of rolling stands laid side-by-side between an input stand and an output stand. A first group of stands adjacent to one another is next to the input stand and a second group of stands adjacent to one another is next to the output stand. The first group of stands is operated through a differential drive with two motors; the second group of stands is driven by independent single motors.
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