Method for cutting a brittle material
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United States of America Patent
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May 8, 2012
Issued Date -
N/A
app pub date -
Nov 18, 2009
filing date -
Nov 18, 2009
priority date (Note) -
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Abstract
A method of scoring and/or separating a brittle material is described comprising heating a surface of the brittle material along a predetermined path with a laser, then quenching the heated surface with a stream of cooling liquid, such as water, formed by a nozzle. The portion of the cooling stream impinging on the surface of the brittle material is a substantially columnar flow.
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