Drainage pipeline orifice plugging device

The utility model provides a drainage pipeline orifice plugging device which comprises an annular belt arranged on the outer side of the pipe wall of a drainage pipe, a supporting plate is arranged on one side of the annular belt, a fixing plate is arranged on the other side of the annular belt, the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAN ZHISONG, SONG ZUODONG, LING FENG, DENG ZUOYONG, SUN ZHUANG, LIU XINXIN, LI ZHILIN, JIN ERMU, LUO LONGHAI, FENG JINGWEI, HONG JINGCHUN, ZHOU YUN, ZHANG YICHI, WANG DING
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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