Equipment suitable for technology for coating inside and outside wall of pipeline

The utility model discloses equipment suitable for a coating process for inner and outer walls of a pipeline. The device comprises a feeding frame, a preheating furnace, a preheating delivery chain, a preheating heating furnace, a curing heat-retaining furnace, a curing heating furnace and a curing...

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1. Verfasser: DU DAOLONG
Format: Patent
Sprache:chi ; eng
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