Apparatus and procedure for manufacturing metallic hollow bodies with structural bulges
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United States of America Patent
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May 23, 2000
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N/A
app pub date -
Aug 5, 1998
filing date -
Apr 12, 1997
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Expired
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Abstract
As procedure for joining two concentrically engaging hollow bodies such as metallic tubes by electromagnetically deforming overlapping surfaces of the hollow bodies to create mutual structural bulges over their common scope in a circumferential and axial direction.
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