Nonelectric blasting initiation signal control system, method an
Perforating charge carrier and method of assembly for same
Perforating gun brake
Positional blasting system
Pressure actuated pipe cutting tool
Pressure responsive explosion initiator with time delay and meth
Process for use in blasting in situ retorts and the like
Redundant detonation initiators for use in wells and method of u
Rock blasting method using air bladders embedded in loading...
Safety booster for explosive systems
Select fire gun assembly and electronic module for underground j
Select fire well perforator system and method of operation
Sequential detonation of explosive charges
Shaped charge assembly with truncated liner
Shaped recesses in explosive carrier housings that provide...
Shaped recesses in explosive carrier housings that provide...
Small charge blasting apparatus including device for sealing...
Smooth wall blasting in rock
Solid propellant gas generator with adjustable pressure...
System for the initiation of downhole explosive and propellant s