Holing construction method on PCCP pipeline site

The invention discloses a holing construction method on a PCCP pipeline site. While holing, the method implements no loss of prestress of a standard pipeline through the anchoring of prestressed wires, implements the reinforcement of the holed pipeline structure through a steel casing with branch pi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN MINGXUAN, LIU CHUAN, LI YANGDUAN, ZHANG CHUNMING, QUE XIAOPING
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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