METHOD FOR THE PRODUCTION OF A METALLIC LINE PIPE WITH A FIRMLY ADHERING PLASTIC SHEATHING
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United States of America Patent
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Issued Date -
Sep 2, 2010
app pub date -
Dec 1, 2007
filing date -
Dec 8, 2006
priority date (Note) -
Abandoned
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Abstract
The invention relates to a method for the production of a metallic pipeline with firmly adherent plastics sheathing, where, by means of a plasma treatment or by means of a gas-burner flame, an activated surface is generated on a metal pipe, where the exposure time of the surface is less than 3 seconds, and a plastics sheathing is applied to the activated naked surface of the metal pipe and, at the juncture of application of the sheathing, the temperature of the surface of the metal pipe is below 80° C.
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