Equipment and machines for oil extraction from oil fields, namely, hollow carrier and through-tubing gun systems comprised of perforating guns and related equipment accessories in the nature of firing heads used to detonate perforating charges, detonators and igniters being initiation devices used to initiate detonation, shaped charges being explosives, setting tools for placement of downhole equipment, boosters and booster kits being metal tubes for the transfer of ballistic energy, and also comprised of spacer hardware in the nature of O rings, springs, spacer plates, and retention rings, all of the foregoing being sold as a unit

Electronic apparatus, instruments and installations consisting thereof, namely, electronic controllers and control systems for ignition and/or explosion processes for use in oil exploration; electric and electronic ignition systems; fuse wire for use in ignition and/or explosion processes in oil exploration; measuring devices for detonators and ignition systems, namely, a surface tester for testing a fully assembled perforating gun assembly; transducers for recording shock waves; remote control transmitter for radio-controlled devices; switching strips and other electronic control and regulation components for use with detonators and ignition systems; programming, control and measuring apparatus for detonators, namely, programmable electronic controllers for use with detonators; electronic and electric ignition systems in particular for explosives and detonating plugs

Explosives and detonators, namely, shaped charges, detonating cords, boosters and detonating plugs, high-temperature and pressure-resistant detonators, detonator igniters, percussion initiators