STRIP OF STEEL HAVING A VARIABLE THICKNESS IN LENGTH DIRECTION
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United States of America Patent
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Issued Date -
Dec 2, 2010
app pub date -
Mar 19, 2008
filing date -
Jul 19, 2007
priority date (Note) -
Abandoned
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Abstract
A strip of steel having a variable thickness in its length direction with at least thicker and thinner sections, the strip having been cold rolled to form the thicker and thinner sections, one thicker and one thinner section having a length of at most a few meters, which strip has been annealed. The annealing has been performed by continuous annealing.
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