Method for producing flexographic printing plates by means of laser engraving
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United States of America Patent
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Sep 2, 2008
Grant Date -
Nov 1, 2007
app pub date -
Nov 17, 2004
filing date -
Nov 27, 2003
priority date (Note) -
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Abstract
Process for the production of flexographic printing plates by means of direct laser engraving, in which the particulate and gaseous degradation products formed in the course of the engraving are taken up by means of a suction apparatus, and the waste gas stream laden with the degradation products is purified by means of a combination of at least one solids filter and at least one oxidatively operating purification stage.
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