Multifunctional protective sealing prefabricated part of through-wall pipe

The utility model discloses a multifunctional protective sealing prefabricated part of a through-wall pipe, which comprises a concrete outer shell and two inner shells located in the concrete outer shell, the two inner shells are arranged on the same horizontal plane and are arranged in a mirror ima...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI WANGHONG, CAI SHAOYUAN, ZHU JINJIN, OU BORONG, CHEN JIAXING, CHEN XINXIN, DENG GUOJING
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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