Charging large diameter vertical boreholes
Circular shaped charge
Circulation shaped charge
Clearing obstacles
Coated metal particles to enhance oil field shaped charge...
Composite high explosives for high energy blast applications
Conical plug for sealing blastholes in open cut mining
Conical shaped charge liner of depleted uranium
Connector for detonator, corresponding booster assembly, and...
Container for a large spherical explosive charge
Container for receiving propellant charges
Control line differential firing head
Controlled explosively formed penetrator
Cooling system for downhole tools
Debris free plug assembly for heat exchange tubes
Debris retention perforating apparatus and method for use of...
Deforming charge assembly and method of making same
Delay detonator
Delay initiator for blasting
Delay ordnance system