Online under-pressure leak repairing device for gas pipeline

The utility model discloses an online under-pressure leak repairing device for a gas pipeline, relates to the technical field of leak repairing devices, and aims to improve the phenomenon that after the gas pipeline is used for a long time, the wall of the pipeline is thinned due to corrosion and is...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAN XI, FU MINYUN, ZENG DONG, LIU JIAHAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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