TUBE-FORGING METHOD
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United States of America Patent
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Issued Date -
Jan 31, 2013
app pub date -
Jul 27, 2012
filing date -
Jul 30, 2011
priority date (Note) -
Abandoned
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Abstract
A tube is made by first making a tubular billet with a central cavity by a primary shaping operation. Then the billet is fed to a radial forging machine where it is forged into the tube by decreasing an outer diameter of the billet and a radial thickness of a wall of the billet.
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