repaired mouth

Measure actual length of pipes which are repaired and examined as qualified and make recordings; mark up with oil paint on the top of pipe mouth in sequence of pipe-laying.

对修理和检验合格的管子，测量管子的实际长度并加以记录，按布管顺序在管口顶部用油漆进行现场标号。

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Novel Process for Anticorrosion of Pipe's Repaired Mouth and Special Piece

管道补口及异型管件防腐新工艺

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This paper briefly introduced two methods for anticorrosion of special piece and repaired mouth of long transportation pipeline, i. e, flame plastic spraying and high-build PU anticorrosive paint.

简介了长输管道异型管件及补口防腐的两种方法，即高膜厚PU防腐涂料刷涂法和火焰塑料喷涂方法。

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