Charging of blasting boreholes

A method of charging a blasting borehole (58) includes submerging a lower portion of a conduit (50) in a main explosive charge (62) in a blasting borehole (58) such that an upper portion (52) of the conduit (50) is exposed, and feeding a booster pack (26) into the conduit (50) so that the booster pa...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	WILSON, LAURENCE JUSTIN PIENAAR, PIENAAR, ANDRE, DREYER, PIETER ETIENNE
Format:	Patent
Sprache:	eng
Schlagworte:	AMMUNITION BLASTING EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION HEATING LIGHTING MECHANICAL ENGINEERING WEAPONS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	A method of charging a blasting borehole (58) includes submerging a lower portion of a conduit (50) in a main explosive charge (62) in a blasting borehole (58) such that an upper portion (52) of the conduit (50) is exposed, and feeding a booster pack (26) into the conduit (50) so that the booster pack (26) is at or below an upper surface level of the main explosive charge (62) in the blasting borehole (58). .. 53.. 16 16 24~o~ 0, C). 0 Q: ol 38ob0~o~ oo53 boo0o o o Q-51' Q 0~ Cc h Qo C OflOf~OC~ Lf ~:, 00 00 o 0o .0 0 % , :0: D o.) Oc58