Blasting anti-holing device and blast hole blocking method

The invention discloses a blasting anti-holing device and a blast hole blocking method. The blasting anti-holing device comprises a rigid plug, a movable ejector rod and fixing pins, the rigid plug is installed at an orifice of a blast hole in a matched mode, the movable ejector rod is inserted into...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HUANG XIAOHUI, NIE KEMI, ZHAO RUI, JIN PENG, YAN ZHAOXI, LIU KEWEI, MA SIZHOU, GUO TENGFEI, YANG JIACAI, LI XUDONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AMMUNITION BLASTING HEATING LIGHTING MECHANICAL ENGINEERING WEAPONS
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