Apparatus for severing tubular members
Blast plug and stemming construction for blast holes
Blasting arrangement
Blasting method and composition
Blasting method and composition
Blasting method with above and below surface delays
Blasting system and components therefor
Center-cut method for tunnel excavation utilizing large...
Charge assembly for a pipe-coupling cutting device
Control line differential firing head
Cooling system for downhole tools
Detonation system for detonating explosive charges in well
Downhole charge carrier
Excavation method by blasting
Exploding foil initiator using a thermally stable secondary expl
Explosive initiation system
Explosive mine breaking apparatus with arc-suppressing heat-diss
Explosive pipe crimping method and devices
Fluid sensitive, polarity sensitive safety detonator
High energy explosive for seismic methods