用穿插HDPE管衬里技术修复城市埋地燃气旧管道

APPLICATION OF TECHNOLOGY USING HIGH DENSITY POLYETHYLENE LINING IN REMEDYING BURIED OLD PIPELINE

介绍了旧管道免开挖修复新技术———穿插HDPE管内衬修复旧管道在燃气管道修复中的应用 。

This paper describes an application of high density polyethylene lining in remedying buried old gas pipeline, which is a new remedy technology that eliminates digging process of old pipelines. Its future in application is analyzed.