NONPRIMARY BLAST DETONATOR Russian patent published in 1997 - IPC

Abstract RU 2071590 C1

FIELD: blasting operations. SUBSTANCE: invention can be used as detonator fitted with secondary explosive only. Detonator has igniting aid, initiating element made of secondary explosive and basic charge of secondary explosive. At least part of explosive is manufactured in the form of granulated explosive crystals with addition of reaction catalyst. Specific indications make it possible to optimize invention: to define more exactly catalysts of reaction, their form and quantity, to find optimal dimensions of granules and of crystals proper, to determine proportion of explosive to crystalline material, to optimize densities of pressing and compositions of secondary explosives. EFFECT: expanded application field. 12 cl

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RU 2 071 590 C1

Authors

Vidon Lindkvist[Se]

Lars-Dinnar Lefgren[Se]

Tord Olsson[Se]

Dates

1997-01-10Published

1989-10-16Filed