Shock actuated switch for perforating gun assembly

For use in a perforating gun assembly which incorporates an explosive for detonation of a string of shaped charges, all the explosive materials forming a significant, violent pressure shock wave propagated up a cased well borehole, a pressure actuated switch includes an enlarged piston having a head...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SUMNER, CYRIL R, WARREN, DAVID R
Format:	Patent
Sprache:	eng
Schlagworte:	AMMUNITION BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS WEAPONS
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