Surface modification
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United States of America Patent
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-
Dec 30, 2003
Issued Date -
N/A
app pub date -
May 17, 2002
filing date -
May 18, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method of operating on a workpiece comprises causing relative movement between the workpiece and a power beam in a traverse direction so as to expose a series of locations on the workpiece to the power beam. At each location the power beam is caused to move relative to the workpiece in a predetermined manner having a component transverse to the traverse direction, and workpiece material is melted and displaced by the power beam so as to form a cavity or hole.
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Cited Art Landscape
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