Non-electric delay blasting method

A non-electric delay blasting method is provided which comprises the use of single trunk line of detonating cord having a series of detonating relays, all of the same delay period, connected at spaced intervals along its length. Branch lines of detonating cord are connected in groups to the trunk li...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DAVITT, ALAN L, SIMON, JAMES R
Format:	Patent
Sprache:	eng
Schlagworte:	AMMUNITION BLASTING HEATING LIGHTING MECHANICAL ENGINEERING WEAPONS
Online-Zugang:	Volltext bestellen
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