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Home › Extruded multiple plastic layer coating bonded to the outer surface of a metal tube having an optional non-reactive inner layer and process for making the same

Extruded multiple plastic layer coating bonded to the outer surface of a metal tube having an optional non-reactive inner layer and process for making the same

US Patent 5867883 · Granted Feb 9, 1999

Estimated economic value: $19,969,000 ⓘ

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