CARTRIDGE-DETONATOR Russian patent published in 2010 - IPC F42B1/04 C06B25/32 C06B31/40 

FIELD: explosives.

SUBSTANCE: cartridge-detonator consists of shell and cast charge of mixed ES, having channel and one or two seats joined by groove. As mixed ES, ES is used, which contains pentaerythritol tetranitrate (40…50 wt %), natural ceresin (20…26 wt %) and ammonium nitrate (the rest). Ammonium nitrate may be used in the form of granules with size of 1…5 mm. Shell may be made of shrink-wrap polyvinyl chloride film. And also shell may be arranged in the form of plastic frame with hole in bottom that joins channel and seat or seats. Charge end may be closed by gasket with hole for channel.

EFFECT: improved perceptivity of cartridge-detonator to initiation facilities.

6 cl, 6 dwg, 3 tbl