Seismic explosive charge loader and anchor

Select fire gun assembly and electronic module for underground j

Select fire well perforator system and method of operation

Select trigger and detonation system using an optical fiber

Select-fire systems and methods for perforating guns

Selectable cartridge

Selectable deployment mode fragment warhead

Selectable effect warhead

Selectable effect warhead

Selectable effects explosively formed penetrator warhead

Selectable fragmentation warhead

Selectable initiation-point fragment warhead

Selectable lightweight attack munition

Selectable output well perforator and method for producing...

Selective emitting flare nanosensors

Selective point detonation/delay explosive train device

Selectively actuable electrical circuit

Selectively aimable warhead

Selectively aimable warhead initiation system

Self aligning expansible sabot projectile for worn gun tubes