SHAPED CHARGE Russian patent published in 2011 - IPC F42B1/24 

FIELD: blasting.

SUBSTANCE: device comprises body, which hosts main charge of explosive substance (ES) with conical lining made by solution 45-75°, inert lens and intermediate charge from plastic ES with end section that expands towards main charge, width of which along zone of contact with main charge is selected within the limits of values from critical to maximum diametres of main charge ES detonation, inclusive. Surface of expanding part of end section in intermediate charge is arranged as partially or fully conical.

EFFECT: improved efficiency of penetration.

2 cl, 4 dwg